[ 520.604938][ T31] kauditd_printk_skb: 2 callbacks suppressed [ 520.606025][ T31] audit: type=1400 audit(520.520:58): avc: denied { read write } for pid=3090 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 [ 520.608918][ T31] audit: type=1400 audit(520.520:59): avc: denied { open } for pid=3090 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]:40389' (ED25519) to the list of known hosts. [ 552.777319][ T31] audit: type=1400 audit(552.690:60): avc: denied { execute } for pid=3103 comm="sh" name="syz-executor589699089" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 552.813244][ T31] audit: type=1400 audit(552.720:61): avc: denied { execute_no_trans } for pid=3103 comm="sh" path="/syz-executor589699089" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 553.023030][ T31] audit: type=1400 audit(552.930:62): avc: denied { execmem } for pid=3103 comm="syz-executor589" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 553.090216][ T31] audit: type=1400 audit(553.000:63): avc: denied { prog_load } for pid=3104 comm="syz-executor589" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 553.092904][ T31] audit: type=1400 audit(553.000:64): avc: denied { bpf } for pid=3104 comm="syz-executor589" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 553.093838][ T31] audit: type=1400 audit(553.000:65): avc: denied { perfmon } for pid=3104 comm="syz-executor589" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 553.150046][ T31] audit: type=1400 audit(553.060:66): avc: denied { prog_run } for pid=3104 comm="syz-executor589" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.083093][ T32] INFO: task kworker/0:1:11 blocked for more than 450 seconds. [ 1324.083591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.083880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.084029][ T32] task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.084407][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.085600][ T32] Call trace: [ 1324.085899][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.086134][ T32] r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 [ 1324.086184][ T32] r4:83238000 [ 1324.086287][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.086357][ T32] r5:83238000 r4:8291a680 [ 1324.086384][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.086428][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.086609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 [ 1324.086714][ T32] r4:00000000 [ 1324.086738][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.086777][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.086817][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.086862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533c780 [ 1324.086884][ T32] r4:00000000 [ 1324.086904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.086961][ T32] r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1324.087002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.087052][ T32] r5:00001000 r4:ed1fb000 [ 1324.087072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.087115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.087160][ T32] r5:85d5ab8c r4:85d5a800 [ 1324.087180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.087230][ T32] r7:dddced80 r6:83018000 r5:85d5ab8c r4:830b8580 [ 1324.087251][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.087301][ T32] r10:61c88647 r9:83238000 r8:830b85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.087337][ T32] r4:830b8580 [ 1324.087398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.087452][ T32] r10:00000000 r9:830b8580 r8:80287e08 r7:df83de60 r6:830b8700 r5:83238000 [ 1324.087880][ T32] r4:00000001 [ 1324.087913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.088030][ T32] Exception stack(0xdf845fb0 to 0xdf845ff8) [ 1324.088180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.088234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.088266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.088322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.088746][ T32] r4:830b5940 [ 1324.090138][ T32] INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.090296][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.090774][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.090891][ T32] Call trace: [ 1324.090968][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.091266][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.091331][ T32] r4:00000000 [ 1324.091500][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.091622][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.091743][ T32] dd20: d227d000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.091940][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.092174][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.092289][ T32] r5:80050013 r4:80239bb0 [ 1324.092345][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.092443][ T32] r4:82ac21e4 [ 1324.133473][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.133733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.133821][ T32] r4:e04bddc0 [ 1324.133877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.133986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.134038][ T32] r4:00000000 [ 1324.134084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.134195][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.134249][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.134356][ T32] r5:00001000 r4:dfdc5000 [ 1324.134402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.134548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.134662][ T32] r5:84b72b8c r4:84b72800 [ 1324.134778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.134895][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.134943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.135051][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.135217][ T32] r4:849ffe00 [ 1324.135270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.135378][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.135549][ T32] r4:00000001 [ 1324.135597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.135761][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.135874][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.135962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.136033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.136144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.136293][ T32] r4:84b392c0 [ 1324.136581][ T32] INFO: task kworker/1:1:86 blocked for more than 450 seconds. [ 1324.136778][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.136847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.136898][ T32] task:kworker/1:1 state:D stack:0 pid:86 tgid:86 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.137126][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.137288][ T32] Call trace: [ 1324.137406][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.137553][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000013 r6:df9c1d8c r5:838bd400 [ 1324.137702][ T32] r4:838bd400 [ 1324.137758][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.137857][ T32] r5:838bd400 r4:8291a680 [ 1324.137904][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.138099][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.138239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.138297][ T32] r4:00000000 [ 1324.138390][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.138508][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.138605][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.138704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541aa80 [ 1324.138753][ T32] r4:00000000 [ 1324.138829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.138940][ T32] r9:83018205 r8:838bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1324.139020][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.139140][ T32] r5:00001000 r4:eb52b000 [ 1324.139243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.139337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.139431][ T32] r5:8544cb8c r4:8544c800 [ 1324.139476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.139669][ T32] r7:ddde2d80 r6:83018200 r5:8544cb8c r4:8329e200 [ 1324.139764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.139896][ T32] r10:61c88647 r9:838bd400 r8:8329e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.139990][ T32] r4:8329e200 [ 1324.140043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.140192][ T32] r10:00000000 r9:8329e200 r8:80287e08 r7:df879e60 r6:8390c580 r5:838bd400 [ 1324.140248][ T32] r4:00000001 [ 1324.140291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.140379][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.140475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.140641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.140711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.140872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.140932][ T32] r4:8329a500 [ 1324.141646][ T32] INFO: task kworker/1:1:86 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.141775][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.142039][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.142186][ T32] Call trace: [ 1324.142266][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.142384][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.142597][ T32] r4:00000000 [ 1324.173892][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.174058][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.174138][ T32] dd20: d2cf2000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.174211][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.174309][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.174456][ T32] r5:80050013 r4:80239bb0 [ 1324.174573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.174799][ T32] r4:82ac21e4 [ 1324.174920][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.175040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.175098][ T32] r4:e04bddc0 [ 1324.175145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.175253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.175332][ T32] r4:00000000 [ 1324.175387][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.175499][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.175551][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.175703][ T32] r5:00001000 r4:dfdc5000 [ 1324.175796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.175897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.176032][ T32] r5:84b72b8c r4:84b72800 [ 1324.176123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.176230][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.176261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.176350][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.176487][ T32] r4:849ffe00 [ 1324.176545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.176687][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.176743][ T32] r4:00000001 [ 1324.176796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.176882][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.176944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.177009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.177077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.177146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.177197][ T32] r4:84b392c0 [ 1324.177275][ T32] INFO: task kworker/1:2:721 blocked for more than 450 seconds. [ 1324.177387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.177452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.177504][ T32] task:kworker/1:2 state:D stack:0 pid:721 tgid:721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177639][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177738][ T32] Call trace: [ 1324.177814][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.177928][ T32] r10:8291a684 r9:e012dd84 r8:00000002 r7:60000113 r6:e012dd8c r5:83b00c00 [ 1324.178076][ T32] r4:83b00c00 [ 1324.178133][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.178233][ T32] r5:83b00c00 r4:8291a680 [ 1324.178278][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.178405][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.178531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e012de08 [ 1324.178587][ T32] r4:00000000 [ 1324.178643][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.178728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.178813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.178912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c5c0 [ 1324.178963][ T32] r4:00000000 [ 1324.179009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.179114][ T32] r9:83018205 r8:83b00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.179162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.179252][ T32] r5:00001000 r4:df9d9000 [ 1324.179297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.179377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.179469][ T32] r5:85180b8c r4:85180800 [ 1324.179516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.179637][ T32] r7:ddde2d80 r6:83018200 r5:85180b8c r4:83bfd680 [ 1324.179722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.179839][ T32] r10:61c88647 r9:83b00c00 r8:83bfd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.179896][ T32] r4:83bfd680 [ 1324.179942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.180050][ T32] r10:00000000 r9:83bfd680 r8:80287e08 r7:df879e60 r6:83acab80 r5:83b00c00 [ 1324.180102][ T32] r4:00000001 [ 1324.180152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.180242][ T32] Exception stack(0xe012dfb0 to 0xe012dff8) [ 1324.180311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.180380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.180446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.180514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.180654][ T32] r4:83bfe640 [ 1324.181410][ T32] INFO: task kworker/1:2:721 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.181521][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.181711][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.181817][ T32] Call trace: [ 1324.181886][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.181999][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.182054][ T32] r4:00000000 [ 1324.182137][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.182234][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.182303][ T32] dd20: d2cf2000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.182371][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.182525][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.203450][ T32] r5:80050013 r4:80239bb0 [ 1324.203546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.203696][ T32] r4:82ac21e4 [ 1324.203743][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.203919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.203980][ T32] r4:e04bddc0 [ 1324.204025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.204128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.204178][ T32] r4:00000000 [ 1324.204261][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.204421][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.204540][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.204713][ T32] r5:00001000 r4:dfdc5000 [ 1324.204767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.204917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.205023][ T32] r5:84b72b8c r4:84b72800 [ 1324.205069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.205174][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.205221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.205325][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.205374][ T32] r4:849ffe00 [ 1324.205443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.205585][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.205650][ T32] r4:00000001 [ 1324.205790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.205890][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.205962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.206034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.206125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.206220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.206282][ T32] r4:84b392c0 [ 1324.206917][ T32] INFO: task kworker/0:7:3119 blocked for more than 450 seconds. [ 1324.207006][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.207064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.207143][ T32] task:kworker/0:7 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.207288][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.207395][ T32] Call trace: [ 1324.207515][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.207644][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:8412a400 [ 1324.207700][ T32] r4:8412a400 [ 1324.207749][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.207847][ T32] r5:8412a400 r4:8291a680 [ 1324.207896][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.207988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.208093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.208150][ T32] r4:00000000 [ 1324.208196][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.208277][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.208365][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.208465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7a00 [ 1324.208536][ T32] r4:00000000 [ 1324.208589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.208729][ T32] r9:83018005 r8:8412a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.208774][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.208863][ T32] r5:00001000 r4:dffd7000 [ 1324.208911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.209003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.209119][ T32] r5:8472bb8c r4:8472b800 [ 1324.209176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.209285][ T32] r7:dddced80 r6:83018000 r5:8472bb8c r4:84a06880 [ 1324.209336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.209446][ T32] r10:61c88647 r9:8412a400 r8:84a068ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.209500][ T32] r4:84a06880 [ 1324.209544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.209662][ T32] r10:00000000 r9:84a06880 r8:80287e08 r7:df995e60 r6:849a1500 r5:8412a400 [ 1324.209718][ T32] r4:00000001 [ 1324.209765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.209852][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.209914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.209981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.210047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.210116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.210186][ T32] r4:847f20c0 [ 1324.210853][ T32] INFO: task kworker/0:7:3119 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.210940][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.211112][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.211214][ T32] Call trace: [ 1324.211322][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.211464][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.211536][ T32] r4:00000000 [ 1324.211584][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.211702][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.211862][ T32] dd20: d2f62000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.211939][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.211998][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.212056][ T32] r5:80050013 r4:80239bb0 [ 1324.212103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.212216][ T32] r4:82ac21e4 [ 1324.212284][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.212412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.212473][ T32] r4:e04bddc0 [ 1324.212521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.239423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.239507][ T32] r4:00000000 [ 1324.239558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.239736][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.239801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239921][ T32] r5:00001000 r4:dfdc5000 [ 1324.239982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.240079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.240197][ T32] r5:84b72b8c r4:84b72800 [ 1324.240254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.240366][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.240416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.240522][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.240570][ T32] r4:849ffe00 [ 1324.240621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.240747][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.240814][ T32] r4:00000001 [ 1324.240885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.240984][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.241051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.241140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.241222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.241294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.241355][ T32] r4:84b392c0 [ 1324.241418][ T32] INFO: task kworker/0:8:3121 blocked for more than 450 seconds. [ 1324.241488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.241555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.241625][ T32] task:kworker/0:8 state:D stack:0 pid:3121 tgid:3121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.241773][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.241920][ T32] Call trace: [ 1324.242019][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.242142][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:83243c00 [ 1324.242194][ T32] r4:83243c00 [ 1324.242243][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.242338][ T32] r5:83243c00 r4:8291a680 [ 1324.242385][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.250560][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.250765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.250822][ T32] r4:00000000 [ 1324.250870][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.250954][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.251062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.251171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85086a80 [ 1324.251239][ T32] r4:00000000 [ 1324.251292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.251401][ T32] r9:83018005 r8:83243c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1324.251448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.251548][ T32] r5:00001000 r4:e48f9000 [ 1324.251593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.251692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.251788][ T32] r5:84af538c r4:84af5000 [ 1324.251833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.251940][ T32] r7:dddced80 r6:83018000 r5:84af538c r4:84a06980 [ 1324.251988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.252092][ T32] r10:61c88647 r9:83243c00 r8:84a069ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.252142][ T32] r4:84a06980 [ 1324.252186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.252292][ T32] r10:00000000 r9:84a06980 r8:80287e08 r7:df9e1e60 r6:849a1980 r5:83243c00 [ 1324.252363][ T32] r4:00000001 [ 1324.252426][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.267187][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.267336][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.267414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.267480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.267559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.267648][ T32] r4:847f2280 [ 1324.268434][ T32] INFO: task kworker/0:8:3121 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.268516][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.268735][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.268861][ T32] Call trace: [ 1324.268935][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.269056][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.269108][ T32] r4:00000000 [ 1324.269155][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.269242][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.269310][ T32] dd20: d328b000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.269376][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.269433][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.269511][ T32] r5:80050013 r4:80239bb0 [ 1324.269565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.269671][ T32] r4:82ac21e4 [ 1324.269720][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.269835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.269892][ T32] r4:e04bddc0 [ 1324.269954][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.270071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.270170][ T32] r4:00000000 [ 1324.270224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.270331][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.270381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.270478][ T32] r5:00001000 r4:dfdc5000 [ 1324.270545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.270664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.270785][ T32] r5:84b72b8c r4:84b72800 [ 1324.270854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.271019][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.271075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.271199][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.271255][ T32] r4:849ffe00 [ 1324.271318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.271447][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.271527][ T32] r4:00000001 [ 1324.271578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.271671][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.271732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.271796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.271859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.271926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.271975][ T32] r4:84b392c0 [ 1324.272033][ T32] INFO: task kworker/0:9:3122 blocked for more than 450 seconds. [ 1324.272101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.272179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.272247][ T32] task:kworker/0:9 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.272349][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.272436][ T32] Call trace: [ 1324.287282][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.287519][ T32] r10:8291a684 r9:df9f1d84 r8:00000002 r7:60000113 r6:df9f1d8c r5:83242400 [ 1324.287710][ T32] r4:83242400 [ 1324.287788][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.287912][ T32] r5:83242400 r4:8291a680 [ 1324.287964][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.288055][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.288171][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f1e08 [ 1324.288258][ T32] r4:00000000 [ 1324.288320][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.288404][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.288507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.288621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848489c0 [ 1324.288697][ T32] r4:00000000 [ 1324.288765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.288882][ T32] r9:83018005 r8:83242400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.288955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289088][ T32] r5:00001000 r4:dfcd1000 [ 1324.289142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.289233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.289330][ T32] r5:8501478c r4:85014400 [ 1324.289411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.289526][ T32] r7:dddced80 r6:83018000 r5:8501478c r4:84a06a00 [ 1324.289577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.289691][ T32] r10:61c88647 r9:83242400 r8:84a06a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.289742][ T32] r4:84a06a00 [ 1324.289788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.289894][ T32] r10:00000000 r9:84a06a00 r8:80287e08 r7:df9ede60 r6:849a1600 r5:83242400 [ 1324.289967][ T32] r4:00000001 [ 1324.290020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.290108][ T32] Exception stack(0xdf9f1fb0 to 0xdf9f1ff8) [ 1324.290238][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.290311][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.290374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.290443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.290496][ T32] r4:847f2280 [ 1324.291257][ T32] INFO: task kworker/0:9:3122 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.291339][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.291545][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.291695][ T32] Call trace: [ 1324.291766][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.291880][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.291932][ T32] r4:00000000 [ 1324.291976][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.292063][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.292129][ T32] dd20: d32f5000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.292198][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.292255][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.292310][ T32] r5:80050013 r4:80239bb0 [ 1324.292357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.292450][ T32] r4:82ac21e4 [ 1324.307724][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.307885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.307968][ T32] r4:e04bddc0 [ 1324.308023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.308128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.308231][ T32] r4:00000000 [ 1324.308295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.308405][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.308454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.308554][ T32] r5:00001000 r4:dfdc5000 [ 1324.308605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.308737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.308857][ T32] r5:84b72b8c r4:84b72800 [ 1324.308927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.309056][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.309111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.309219][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.309269][ T32] r4:849ffe00 [ 1324.309314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.309422][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.309473][ T32] r4:00000001 [ 1324.309536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.309652][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.309727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.309798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.309879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.309975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.310048][ T32] r4:84b392c0 [ 1324.310117][ T32] INFO: task kworker/0:10:3123 blocked for more than 450 seconds. [ 1324.310188][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.310244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.310321][ T32] task:kworker/0:10 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.310445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.310554][ T32] Call trace: [ 1324.310638][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.310752][ T32] r10:8291a684 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:84138000 [ 1324.310802][ T32] r4:84138000 [ 1324.310847][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.310962][ T32] r5:84138000 r4:8291a680 [ 1324.311014][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.311124][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.311228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.311300][ T32] r4:00000000 [ 1324.311350][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.311433][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.311512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.311644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850866c0 [ 1324.311715][ T32] r4:00000000 [ 1324.311781][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.311906][ T32] r9:83018005 r8:84138000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.311975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.312091][ T32] r5:00001000 r4:dfe01000 [ 1324.312142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.312263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.312377][ T32] r5:84af578c r4:84af5400 [ 1324.312429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.326515][ T32] r7:dddced80 r6:83018000 r5:84af578c r4:84a06800 [ 1324.326583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.326730][ T32] r10:61c88647 r9:84138000 r8:84a0682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.326801][ T32] r4:84a06800 [ 1324.326853][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.326963][ T32] r10:00000000 r9:84a06800 r8:80287e08 r7:df9ede60 r6:84a06b00 r5:84138000 [ 1324.327034][ T32] r4:00000001 [ 1324.327086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327187][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.327260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.327326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.327520][ T32] r4:847f2280 [ 1324.328297][ T32] INFO: task kworker/0:10:3123 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.328391][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.328562][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.328698][ T32] Call trace: [ 1324.328816][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.328937][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.328991][ T32] r4:00000000 [ 1324.329040][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.329142][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.329232][ T32] dd20: d34f7000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.329304][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.329364][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.329421][ T32] r5:80050013 r4:80239bb0 [ 1324.329467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.329579][ T32] r4:82ac21e4 [ 1324.329656][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.329776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.329861][ T32] r4:e04bddc0 [ 1324.329924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.330025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.330074][ T32] r4:00000000 [ 1324.330117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.330241][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.330298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.330394][ T32] r5:00001000 r4:dfdc5000 [ 1324.330441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.330529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.330651][ T32] r5:84b72b8c r4:84b72800 [ 1324.330720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.330845][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.330904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.331013][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.331064][ T32] r4:849ffe00 [ 1324.331108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.331235][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.331293][ T32] r4:00000001 [ 1324.331338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.331420][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.331485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.331566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.331647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.331715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.331785][ T32] r4:84b392c0 [ 1324.331878][ T32] INFO: task kworker/0:11:3126 blocked for more than 450 seconds. [ 1324.331967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.332026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.332086][ T32] task:kworker/0:11 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.332208][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.332306][ T32] Call trace: [ 1324.332397][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.353211][ T32] r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:8413c800 [ 1324.353380][ T32] r4:8413c800 [ 1324.353450][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.353617][ T32] r5:8413c800 r4:8291a680 [ 1324.353675][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.353774][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.353876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 [ 1324.353929][ T32] r4:00000000 [ 1324.353976][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.354055][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.354141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.354240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093d40 [ 1324.354292][ T32] r4:00000000 [ 1324.354341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.354447][ T32] r9:83018005 r8:8413c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.354526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.354647][ T32] r5:00001000 r4:e0079000 [ 1324.354698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.354790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.354893][ T32] r5:850b378c r4:850b3400 [ 1324.354943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.355079][ T32] r7:dddced80 r6:83018000 r5:850b378c r4:84a06680 [ 1324.355138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.355249][ T32] r10:61c88647 r9:8413c800 r8:84a066ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.355299][ T32] r4:84a06680 [ 1324.355365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.355484][ T32] r10:00000000 r9:84a06680 r8:80287e08 r7:df9b9e60 r6:84a06c00 r5:8413c800 [ 1324.355543][ T32] r4:00000001 [ 1324.355591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.355694][ T32] Exception stack(0xdf9fdfb0 to 0xdf9fdff8) [ 1324.355778][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.355847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.355990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.356042][ T32] r4:847f25c0 [ 1324.356814][ T32] INFO: task kworker/0:11:3126 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.356918][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.357108][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.357217][ T32] Call trace: [ 1324.357312][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.357438][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.357518][ T32] r4:00000000 [ 1324.357573][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.357693][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.357769][ T32] dd20: d36fb000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.357839][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.357903][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.357958][ T32] r5:80050013 r4:80239bb0 [ 1324.358027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.358150][ T32] r4:82ac21e4 [ 1324.358222][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.358353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.358412][ T32] r4:e04bddc0 [ 1324.358460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.358569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.358631][ T32] r4:00000000 [ 1324.358676][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.358783][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.358834][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.358931][ T32] r5:00001000 r4:dfdc5000 [ 1324.358979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.359070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.359163][ T32] r5:84b72b8c r4:84b72800 [ 1324.359210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.359318][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.359393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.359521][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.359594][ T32] r4:849ffe00 [ 1324.359650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.359758][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.359810][ T32] r4:00000001 [ 1324.359853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.359933][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.359995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.360060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.360139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.360212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.360262][ T32] r4:84b392c0 [ 1324.360320][ T32] INFO: task kworker/0:12:3128 blocked for more than 450 seconds. [ 1324.360391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.360444][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.360492][ T32] task:kworker/0:12 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.360656][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.360774][ T32] Call trace: [ 1324.360842][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.360952][ T32] r10:8291a684 r9:df9e9d84 r8:00000002 r7:60000113 r6:df9e9d8c r5:8413bc00 [ 1324.361022][ T32] r4:8413bc00 [ 1324.361091][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.361216][ T32] r5:8413bc00 r4:8291a680 [ 1324.361268][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.361355][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.361451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e9e08 [ 1324.361533][ T32] r4:00000000 [ 1324.361584][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.361728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.361824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.361961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120f40 [ 1324.362019][ T32] r4:00000000 [ 1324.362083][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.362190][ T32] r9:83018005 r8:8413bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1324.362255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.362386][ T32] r5:00001000 r4:e0621000 [ 1324.362469][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.386595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.386764][ T32] r5:850c8b8c r4:850c8800 [ 1324.386878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.387024][ T32] r7:dddced80 r6:83018000 r5:850c8b8c r4:84a06a80 [ 1324.387117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.387254][ T32] r10:61c88647 r9:8413bc00 r8:84a06aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.387349][ T32] r4:84a06a80 [ 1324.387439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.387571][ T32] r10:00000000 r9:84a06a80 r8:80287e08 r7:df9fde60 r6:84a06d00 r5:8413bc00 [ 1324.387664][ T32] r4:00000001 [ 1324.387753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.387879][ T32] Exception stack(0xdf9e9fb0 to 0xdf9e9ff8) [ 1324.387983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.388083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.388179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.388280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.388372][ T32] r4:847f2400 [ 1324.390152][ T32] INFO: task kworker/0:12:3128 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.391456][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397616][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.398198][ T32] Call trace: [ 1324.398655][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.399146][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.399599][ T32] r4:00000000 [ 1324.399903][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.402671][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.403104][ T32] dd20: d3a31000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.403599][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.404083][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.404491][ T32] r5:80050013 r4:80239bb0 [ 1324.404880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.405475][ T32] r4:82ac21e4 [ 1324.405804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.406320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.406815][ T32] r4:e04bddc0 [ 1324.407117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.407755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.408274][ T32] r4:00000000 [ 1324.408579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.409179][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.409708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.413228][ T32] r5:00001000 r4:dfdc5000 [ 1324.413625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.414200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.414767][ T32] r5:84b72b8c r4:84b72800 [ 1324.415163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.415886][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.416315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.416832][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.417377][ T32] r4:849ffe00 [ 1324.417770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.418305][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.418886][ T32] r4:00000001 [ 1324.419239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.419745][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.422173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.423188][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.423691][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.424175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.424692][ T32] r4:84b392c0 [ 1324.425012][ T32] INFO: task kworker/0:13:3130 blocked for more than 450 seconds. [ 1324.425462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.425862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.426359][ T32] task:kworker/0:13 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.427117][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.427715][ T32] Call trace: [ 1324.428198][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.428685][ T32] r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8413a400 [ 1324.432721][ T32] r4:8413a400 [ 1324.433063][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.433604][ T32] r5:8413a400 r4:8291a680 [ 1324.433948][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.434546][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.435154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.435652][ T32] r4:00000000 [ 1324.435978][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.436560][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.437078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.437650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f2780 [ 1324.438162][ T32] r4:00000000 [ 1324.438468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.439010][ T32] r9:83018005 r8:8413a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.439539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.442502][ T32] r5:00001000 r4:dfcd7000 [ 1324.443088][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.443571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.444072][ T32] r5:850c8f8c r4:850c8c00 [ 1324.444435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.445010][ T32] r7:dddced80 r6:83018000 r5:850c8f8c r4:84a06b80 [ 1324.445440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.445958][ T32] r10:61c88647 r9:8413a400 r8:84a06bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.446447][ T32] r4:84a06b80 [ 1324.446738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.447186][ T32] r10:00000000 r9:84a06b80 r8:80287e08 r7:df9e9e60 r6:84a06e00 r5:8413a400 [ 1324.447653][ T32] r4:00000001 [ 1324.447981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.448472][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.448910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.449404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.452826][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.453267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.453759][ T32] r4:847f2600 [ 1324.454475][ T32] INFO: task kworker/0:13:3130 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.455072][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.456060][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.456595][ T32] Call trace: [ 1324.457051][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.457585][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.458044][ T32] r4:00000000 [ 1324.458374][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.458898][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.459326][ T32] dd20: d3e31000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.462710][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.473783][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.474107][ T32] r5:80050013 r4:80239bb0 [ 1324.474305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.474577][ T32] r4:82ac21e4 [ 1324.474763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.475021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.475224][ T32] r4:e04bddc0 [ 1324.475404][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.475661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.475866][ T32] r4:00000000 [ 1324.476046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.476302][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.476482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.476773][ T32] r5:00001000 r4:dfdc5000 [ 1324.476955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.477198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.477444][ T32] r5:84b72b8c r4:84b72800 [ 1324.477635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.477897][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.478078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.478347][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.478533][ T32] r4:849ffe00 [ 1324.478721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.478981][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.479184][ T32] r4:00000001 [ 1324.479365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.496915][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.503669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.504883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.506044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.507098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.508035][ T32] r4:84b392c0 [ 1324.508833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.510071][ T32] INFO: task kworker/0:14:3132 blocked for more than 450 seconds. [ 1324.513717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.514546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.515468][ T32] task:kworker/0:14 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.517059][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.518331][ T32] Call trace: [ 1324.519280][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.547877][ T32] r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000013 r6:dfa25d8c r5:841e1800 [ 1324.549451][ T32] r4:841e1800 [ 1324.549484][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.549556][ T32] r5:841e1800 r4:8291a680 [ 1324.549576][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.549627][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.549674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.549696][ T32] r4:00000000 [ 1324.549715][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.549751][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.549820][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.549872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135480 [ 1324.549895][ T32] r4:00000000 [ 1324.549915][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.549965][ T32] r9:83018005 r8:841e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.549986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.550034][ T32] r5:00001000 r4:dfa1b000 [ 1324.550054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.550095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.550163][ T32] r5:851d978c r4:851d9400 [ 1324.550187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.550240][ T32] r7:dddced80 r6:83018000 r5:851d978c r4:84a06c80 [ 1324.550261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.550338][ T32] r10:61c88647 r9:841e1800 r8:84a06cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.550364][ T32] r4:84a06c80 [ 1324.550385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.550435][ T32] r10:00000000 r9:84a06c80 r8:80287e08 r7:dfa11e60 r6:84a06d80 r5:841e1800 [ 1324.550485][ T32] r4:00000001 [ 1324.550508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.550549][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.550581][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.550616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.550645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.550675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.550725][ T32] r4:847f2600 [ 1324.551198][ T32] INFO: task kworker/0:14:3132 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.551238][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.551309][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.551422][ T32] Call trace: [ 1324.551502][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.551564][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.551588][ T32] r4:00000000 [ 1324.551641][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.551687][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.551717][ T32] dd20: d5c6b000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.551747][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.551773][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.551797][ T32] r5:80050013 r4:80239bb0 [ 1324.551816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.551860][ T32] r4:82ac21e4 [ 1324.551908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.551959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.551982][ T32] r4:e04bddc0 [ 1324.552001][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.552046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.552068][ T32] r4:00000000 [ 1324.552087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.552177][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.552205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.552253][ T32] r5:00001000 r4:dfdc5000 [ 1324.552277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.552322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.552367][ T32] r5:84b72b8c r4:84b72800 [ 1324.552386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.552435][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.552456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.567369][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.567409][ T32] r4:849ffe00 [ 1324.567462][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.567539][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.567592][ T32] r4:00000001 [ 1324.567637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.567682][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.567714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.567743][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.567770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.567800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.567822][ T32] r4:84b392c0 [ 1324.567845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.567906][ T32] INFO: task kworker/0:15:3134 blocked for more than 451 seconds. [ 1324.567975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.568005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.568027][ T32] task:kworker/0:15 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.568118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.568206][ T32] Call trace: [ 1324.568238][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.568294][ T32] r10:8291a684 r9:dfa29d84 r8:00000002 r7:60000113 r6:dfa29d8c r5:841e4800 [ 1324.568316][ T32] r4:841e4800 [ 1324.568335][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.568408][ T32] r5:841e4800 r4:8291a680 [ 1324.568433][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.568500][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.568549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.568572][ T32] r4:00000000 [ 1324.568590][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.568655][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.568698][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.568743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b40000 [ 1324.568766][ T32] r4:00000000 [ 1324.568819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.568911][ T32] r9:83018005 r8:841e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.568936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.569023][ T32] r5:00001000 r4:e0469000 [ 1324.569057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.569103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.569148][ T32] r5:8526bb8c r4:8526b800 [ 1324.569167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.569245][ T32] r7:dddced80 r6:83018000 r5:8526bb8c r4:84a06e80 [ 1324.569298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.569352][ T32] r10:61c88647 r9:841e4800 r8:84a06eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.569374][ T32] r4:84a06e80 [ 1324.569393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.569465][ T32] r10:00000000 r9:84a06e80 r8:80287e08 r7:dfa25e60 r6:84a06f00 r5:841e4800 [ 1324.569531][ T32] r4:00000001 [ 1324.569553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.569627][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.569696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.569728][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.569756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.569828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.569867][ T32] r4:847f27c0 [ 1324.570316][ T32] INFO: task kworker/0:15:3134 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.570384][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.570445][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.570520][ T32] Call trace: [ 1324.570562][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.570626][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.570649][ T32] r4:00000000 [ 1324.570669][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.570710][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.570738][ T32] dd20: d6536000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.570769][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.570827][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.570855][ T32] r5:80050013 r4:80239bb0 [ 1324.570875][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.570918][ T32] r4:82ac21e4 [ 1324.570937][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.570982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.571004][ T32] r4:e04bddc0 [ 1324.571023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.571068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.571119][ T32] r4:00000000 [ 1324.571143][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.571196][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.571216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.571261][ T32] r5:00001000 r4:dfdc5000 [ 1324.571280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.571322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.571367][ T32] r5:84b72b8c r4:84b72800 [ 1324.571387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.571469][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.571523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.571578][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.571640][ T32] r4:849ffe00 [ 1324.571697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.571752][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.571835][ T32] r4:00000001 [ 1324.571888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.571931][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.571958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.572009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.572040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.572070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.572106][ T32] r4:84b392c0 [ 1324.572158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.572214][ T32] INFO: task kworker/1:3:3135 blocked for more than 451 seconds. [ 1324.572245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.572299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.572322][ T32] task:kworker/1:3 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.572418][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582450][ T32] Call trace: [ 1324.583005][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.583081][ T32] r10:8291a684 r9:dfa31d84 r8:00000002 r7:60000013 r6:dfa31d8c r5:841e6000 [ 1324.583106][ T32] r4:841e6000 [ 1324.583146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.583198][ T32] r5:841e6000 r4:8291a680 [ 1324.583219][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.583260][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.583306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.583328][ T32] r4:00000000 [ 1324.583346][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.583382][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.583450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.583508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848584c0 [ 1324.583531][ T32] r4:00000000 [ 1324.583591][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.583650][ T32] r9:83018205 r8:841e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1324.583672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583750][ T32] r5:00001000 r4:dfa21000 [ 1324.583775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.583818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583863][ T32] r5:8525cb8c r4:8525c800 [ 1324.583931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.583987][ T32] r7:ddde2d80 r6:83018200 r5:8525cb8c r4:849a1800 [ 1324.584039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.584105][ T32] r10:61c88647 r9:841e6000 r8:849a182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.584130][ T32] r4:849a1800 [ 1324.584150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.584199][ T32] r10:00000000 r9:849a1800 r8:80287e08 r7:e012de60 r6:84a06f80 r5:841e6000 [ 1324.584221][ T32] r4:00000001 [ 1324.584240][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.584280][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.584311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.584341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.584399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.584460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.584485][ T32] r4:84578a80 [ 1324.584963][ T32] INFO: task kworker/1:3:3135 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.585007][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.585099][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.585182][ T32] Call trace: [ 1324.585213][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.585303][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.585330][ T32] r4:00000000 [ 1324.585399][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.585513][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.585547][ T32] dd20: d6536000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.585577][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.585609][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.585634][ T32] r5:80050013 r4:80239bb0 [ 1324.585654][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.585697][ T32] r4:82ac21e4 [ 1324.585717][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.585762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.585785][ T32] r4:e04bddc0 [ 1324.585803][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.585848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.585920][ T32] r4:00000000 [ 1324.585943][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.586024][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.586077][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.586125][ T32] r5:00001000 r4:dfdc5000 [ 1324.586146][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.586188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.586233][ T32] r5:84b72b8c r4:84b72800 [ 1324.586252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.586300][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.586321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.586369][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.586421][ T32] r4:849ffe00 [ 1324.586444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.586495][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.586517][ T32] r4:00000001 [ 1324.586564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.586658][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.586689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.586753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.586783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.586827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.586852][ T32] r4:84b392c0 [ 1324.586873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.586899][ T32] INFO: task kworker/0:16:3138 blocked for more than 451 seconds. [ 1324.586932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.586987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.587010][ T32] task:kworker/0:16 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.587055][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.587101][ T32] Call trace: [ 1324.587164][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.587237][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:841e5400 [ 1324.587275][ T32] r4:841e5400 [ 1324.587298][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.587344][ T32] r5:841e5400 r4:8291a680 [ 1324.587363][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.587402][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.587448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.587509][ T32] r4:00000000 [ 1324.587532][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.587603][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.587644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.587688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c340 [ 1324.587713][ T32] r4:00000000 [ 1324.587756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.587836][ T32] r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.587891][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.587942][ T32] r5:00001000 r4:dfe1b000 [ 1324.587962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.588002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.588075][ T32] r5:851dbf8c r4:851dbc00 [ 1324.588097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.588149][ T32] r7:dddced80 r6:83018000 r5:851dbf8c r4:830b8480 [ 1324.588173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.588230][ T32] r10:61c88647 r9:841e5400 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.588310][ T32] r4:830b8480 [ 1324.588358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.588430][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:dfa29e60 r6:830b8400 r5:841e5400 [ 1324.588459][ T32] r4:00000001 [ 1324.588480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.588550][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.588639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.588706][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.588737][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.588767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.588793][ T32] r4:847f2c40 [ 1324.589012][ T32] INFO: task kworker/0:16:3138 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.589078][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.589174][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.589254][ T32] Call trace: [ 1324.589285][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.589370][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.589433][ T32] r4:00000000 [ 1324.589456][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.589499][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.589559][ T32] dd20: d6536000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.589592][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.589623][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.589648][ T32] r5:80050013 r4:80239bb0 [ 1324.589699][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.589746][ T32] r4:82ac21e4 [ 1324.589766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.589812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.589835][ T32] r4:e04bddc0 [ 1324.589882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.589932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.589955][ T32] r4:00000000 [ 1324.589975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.590053][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.590114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.590163][ T32] r5:00001000 r4:dfdc5000 [ 1324.590223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.590296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.590345][ T32] r5:84b72b8c r4:84b72800 [ 1324.590365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.590414][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.590434][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.590483][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.590505][ T32] r4:849ffe00 [ 1324.590523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.590575][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.590598][ T32] r4:00000001 [ 1324.590625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.590664][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.590750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.590784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.590864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.590913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.590966][ T32] r4:84b392c0 [ 1324.590989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.591042][ T32] INFO: task kworker/1:4:3140 blocked for more than 451 seconds. [ 1324.591100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.591126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.591147][ T32] task:kworker/1:4 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.591217][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.591302][ T32] Call trace: [ 1324.591365][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.591416][ T32] r10:8291a684 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:841e3000 [ 1324.591467][ T32] r4:841e3000 [ 1324.591490][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.591535][ T32] r5:841e3000 r4:8291a680 [ 1324.591554][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.591594][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.591675][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.591737][ T32] r4:00000000 [ 1324.591760][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.591797][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.591832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.591878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84578f40 [ 1324.591899][ T32] r4:00000000 [ 1324.591958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.592016][ T32] r9:83018205 r8:841e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1324.592068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.592116][ T32] r5:00001000 r4:ead91000 [ 1324.592135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.592176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.592220][ T32] r5:8427d38c r4:8427d000 [ 1324.592273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.592325][ T32] r7:ddde2d80 r6:83018200 r5:8427d38c r4:849a1a80 [ 1324.592345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.592394][ T32] r10:61c88647 r9:841e3000 r8:849a1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.592415][ T32] r4:849a1a80 [ 1324.592433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.592481][ T32] r10:00000000 r9:849a1a80 r8:80287e08 r7:dfa31e60 r6:84a06300 r5:841e3000 [ 1324.622800][ T32] r4:00000001 [ 1324.622904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.622992][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.623030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.623060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.623089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.623121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.623143][ T32] r4:84578dc0 [ 1324.623570][ T32] INFO: task kworker/1:4:3140 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.623613][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.623684][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.623740][ T32] Call trace: [ 1324.623773][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.623876][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.623904][ T32] r4:00000000 [ 1324.623924][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.623968][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.623997][ T32] dd20: d74a5000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.624027][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.624086][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.624128][ T32] r5:80050013 r4:80239bb0 [ 1324.624155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.624204][ T32] r4:82ac21e4 [ 1324.624254][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.624305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.624328][ T32] r4:e04bddc0 [ 1324.624376][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.624427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.624450][ T32] r4:00000000 [ 1324.624499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.624554][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.624576][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.624658][ T32] r5:00001000 r4:dfdc5000 [ 1324.624681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.624729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.624777][ T32] r5:84b72b8c r4:84b72800 [ 1324.624827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.624882][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.624936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.624990][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.625014][ T32] r4:849ffe00 [ 1324.625036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.625088][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.625110][ T32] r4:00000001 [ 1324.625129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.625167][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.625195][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.625262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.625292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.625352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.625377][ T32] r4:84b392c0 [ 1324.625432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.625476][ T32] INFO: task kworker/0:17:3142 blocked for more than 451 seconds. [ 1324.625543][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.625594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.625626][ T32] task:kworker/0:17 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.625703][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.625780][ T32] Call trace: [ 1324.625812][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.625865][ T32] r10:8291a684 r9:dfa49d84 r8:00000002 r7:60000013 r6:dfa49d8c r5:841e0000 [ 1324.625888][ T32] r4:841e0000 [ 1324.625928][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.625976][ T32] r5:841e0000 r4:8291a680 [ 1324.625996][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.626037][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.626082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.626104][ T32] r4:00000000 [ 1324.626123][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.626188][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.626228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.626303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85344300 [ 1324.626329][ T32] r4:00000000 [ 1324.626349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.626397][ T32] r9:83018005 r8:841e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.626477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.626557][ T32] r5:00001000 r4:dfa3f000 [ 1324.626627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.626676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.626722][ T32] r5:85272f8c r4:85272c00 [ 1324.626742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.626792][ T32] r7:dddced80 r6:83018000 r5:85272f8c r4:84a06400 [ 1324.626842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.626896][ T32] r10:61c88647 r9:841e0000 r8:84a0642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.626922][ T32] r4:84a06400 [ 1324.626973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.627025][ T32] r10:00000000 r9:84a06400 r8:80287e08 r7:dfa29e60 r6:84a06500 r5:841e0000 [ 1324.627049][ T32] r4:00000001 [ 1324.627068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.627106][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.627132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.627165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.627194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.627224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.627246][ T32] r4:84749040 [ 1324.627468][ T32] INFO: task kworker/0:17:3142 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.627504][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.627622][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.627671][ T32] Call trace: [ 1324.627766][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.627825][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.627849][ T32] r4:00000000 [ 1324.627868][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.627940][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.627991][ T32] dd20: d74a5000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.628023][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.628050][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.628104][ T32] r5:80050013 r4:80239bb0 [ 1324.628127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.628191][ T32] r4:82ac21e4 [ 1324.628244][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.628324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.628404][ T32] r4:e04bddc0 [ 1324.628466][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.628515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.628538][ T32] r4:00000000 [ 1324.628558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.628612][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.628655][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.628702][ T32] r5:00001000 r4:dfdc5000 [ 1324.628723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.628766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.628812][ T32] r5:84b72b8c r4:84b72800 [ 1324.628863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.628917][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.628975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.629029][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.629051][ T32] r4:849ffe00 [ 1324.629070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.629120][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.629142][ T32] r4:00000001 [ 1324.629161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.629213][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.629243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.629274][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.629331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.629364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.629387][ T32] r4:84b392c0 [ 1324.629423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.629449][ T32] INFO: task kworker/0:18:3144 blocked for more than 451 seconds. [ 1324.629476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.629499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.629519][ T32] task:kworker/0:18 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.629589][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.629638][ T32] Call trace: [ 1324.629710][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.629765][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:841e2400 [ 1324.629788][ T32] r4:841e2400 [ 1324.629808][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.629853][ T32] r5:841e2400 r4:8291a680 [ 1324.629872][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.629912][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.629957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.629979][ T32] r4:00000000 [ 1324.630028][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.630099][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.630139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.630186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847494c0 [ 1324.630208][ T32] r4:00000000 [ 1324.630227][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.630275][ T32] r9:83018005 r8:841e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.630296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.630340][ T32] r5:00001000 r4:dfa63000 [ 1324.630360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.630423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.630471][ T32] r5:852d178c r4:852d1400 [ 1324.630491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.630583][ T32] r7:dddced80 r6:83018000 r5:852d178c r4:8474b000 [ 1324.630610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.630694][ T32] r10:61c88647 r9:841e2400 r8:8474b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.630721][ T32] r4:8474b000 [ 1324.630771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.630824][ T32] r10:00000000 r9:8474b000 r8:80287e08 r7:dfa49e60 r6:8474b080 r5:841e2400 [ 1324.630879][ T32] r4:00000001 [ 1324.630912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.630981][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.631043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.631076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.631104][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.631164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.631191][ T32] r4:847492c0 [ 1324.631384][ T32] INFO: task kworker/0:18:3144 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.631419][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.631520][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.631649][ T32] Call trace: [ 1324.631684][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.631740][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.631764][ T32] r4:00000000 [ 1324.631804][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.631850][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.631880][ T32] dd20: d74a5000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.631909][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.631936][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.631963][ T32] r5:80050013 r4:80239bb0 [ 1324.632014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.632060][ T32] r4:82ac21e4 [ 1324.632103][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.632152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.632175][ T32] r4:e04bddc0 [ 1324.632193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.632238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.632261][ T32] r4:00000000 [ 1324.632280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.632362][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.632386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.632431][ T32] r5:00001000 r4:dfdc5000 [ 1324.632451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.652822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.652969][ T32] r5:84b72b8c r4:84b72800 [ 1324.652995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.653090][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.653116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.653169][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.653192][ T32] r4:849ffe00 [ 1324.653212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.653263][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.653285][ T32] r4:00000001 [ 1324.653334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.653409][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.653444][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.653504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.653534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.653564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.653625][ T32] r4:84b392c0 [ 1324.653652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.653680][ T32] INFO: task kworker/0:19:3145 blocked for more than 451 seconds. [ 1324.653744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.653777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.653801][ T32] task:kworker/0:19 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.653857][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.653930][ T32] Call trace: [ 1324.653968][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.654025][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000013 r6:dfa6dd8c r5:841e0c00 [ 1324.654048][ T32] r4:841e0c00 [ 1324.654068][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.654123][ T32] r5:841e0c00 r4:8291a680 [ 1324.654174][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.654219][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.654293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.654319][ T32] r4:00000000 [ 1324.654338][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.654426][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.654470][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.654542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547f680 [ 1324.654597][ T32] r4:00000000 [ 1324.654627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.654711][ T32] r9:83018005 r8:841e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.654739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.654788][ T32] r5:00001000 r4:eaae1000 [ 1324.654808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.654850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.654895][ T32] r5:8557238c r4:85572000 [ 1324.654914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.654961][ T32] r7:dddced80 r6:83018000 r5:8557238c r4:8474b100 [ 1324.654981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.655029][ T32] r10:61c88647 r9:841e0c00 r8:8474b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.655051][ T32] r4:8474b100 [ 1324.655088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.655179][ T32] r10:00000000 r9:8474b100 r8:80287e08 r7:dfa59e60 r6:8474b180 r5:841e0c00 [ 1324.655204][ T32] r4:00000001 [ 1324.655248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.655288][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.655342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.655375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.655433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.655489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.655514][ T32] r4:84749300 [ 1324.655938][ T32] INFO: task kworker/0:19:3145 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.656006][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.656068][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.656112][ T32] Call trace: [ 1324.656174][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.656229][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.656281][ T32] r4:00000000 [ 1324.656316][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.656360][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.656389][ T32] dd20: d7876000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.656434][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.656492][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.656520][ T32] r5:80050013 r4:80239bb0 [ 1324.656540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.656603][ T32] r4:82ac21e4 [ 1324.656655][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.656739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.656778][ T32] r4:e04bddc0 [ 1324.656830][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.656880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.656934][ T32] r4:00000000 [ 1324.656957][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.657008][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.657029][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.657106][ T32] r5:00001000 r4:dfdc5000 [ 1324.657129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.657172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.657216][ T32] r5:84b72b8c r4:84b72800 [ 1324.657235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.657315][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.657340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.657391][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.657444][ T32] r4:849ffe00 [ 1324.657466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.657516][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.657538][ T32] r4:00000001 [ 1324.657557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.657598][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.657632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.657661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.657720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.657755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.657777][ T32] r4:84b392c0 [ 1324.657796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.657830][ T32] INFO: task kworker/1:5:3147 blocked for more than 451 seconds. [ 1324.657861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.657884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.657904][ T32] task:kworker/1:5 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.657981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658025][ T32] Call trace: [ 1324.658054][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.658104][ T32] r10:8291a684 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:841e3c00 [ 1324.658158][ T32] r4:841e3c00 [ 1324.658213][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.658262][ T32] r5:841e3c00 r4:8291a680 [ 1324.658311][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.658355][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.658401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.658423][ T32] r4:00000000 [ 1324.658441][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.658477][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.658544][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.658593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514f600 [ 1324.658650][ T32] r4:00000000 [ 1324.658675][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.658754][ T32] r9:83018205 r8:841e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.658779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.658859][ T32] r5:00001000 r4:dfa45000 [ 1324.658881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.658954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.659002][ T32] r5:85273b8c r4:85273800 [ 1324.659021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.659070][ T32] r7:ddde2d80 r6:83018200 r5:85273b8c r4:849a1b00 [ 1324.659122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.659176][ T32] r10:61c88647 r9:841e3c00 r8:849a1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.659236][ T32] r4:849a1b00 [ 1324.659259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.659336][ T32] r10:00000000 r9:849a1b00 r8:80287e08 r7:dfa3de60 r6:8474b200 r5:841e3c00 [ 1324.659362][ T32] r4:00000001 [ 1324.659400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.659441][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.659468][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.659534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.659565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.659623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.659677][ T32] r4:84578f80 [ 1324.659887][ T32] INFO: task kworker/1:5:3147 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.659922][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.660019][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.660063][ T32] Call trace: [ 1324.660091][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.660170][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.660196][ T32] r4:00000000 [ 1324.660216][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.660257][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.660286][ T32] dd20: d7876000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.660315][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.660341][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.660394][ T32] r5:80050013 r4:80239bb0 [ 1324.660448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.660495][ T32] r4:82ac21e4 [ 1324.660515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.660561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.660583][ T32] r4:e04bddc0 [ 1324.660644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.660698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.660761][ T32] r4:00000000 [ 1324.660784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.660834][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.660855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.660899][ T32] r5:00001000 r4:dfdc5000 [ 1324.660919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.660961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.661094][ T32] r5:84b72b8c r4:84b72800 [ 1324.661159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.661215][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.661236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.661309][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.661335][ T32] r4:849ffe00 [ 1324.661354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.661488][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.661544][ T32] r4:00000001 [ 1324.661567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.661649][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.661696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.661728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.661769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.661801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.661825][ T32] r4:84b392c0 [ 1324.661845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.661872][ T32] INFO: task kworker/0:20:3151 blocked for more than 451 seconds. [ 1324.661900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.661923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.661982][ T32] task:kworker/0:20 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.662082][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.662191][ T32] Call trace: [ 1324.662254][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.662307][ T32] r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83b33c00 [ 1324.662330][ T32] r4:83b33c00 [ 1324.662382][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.662591][ T32] r5:83b33c00 r4:8291a680 [ 1324.685333][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.685434][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.685487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 [ 1324.685527][ T32] r4:00000000 [ 1324.685551][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.685591][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.685641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.685686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85504380 [ 1324.685745][ T32] r4:00000000 [ 1324.685803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.685859][ T32] r9:83018005 r8:83b33c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.685881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.685929][ T32] r5:00001000 r4:eb0f1000 [ 1324.685949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.685990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.686083][ T32] r5:8557138c r4:85571000 [ 1324.686108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.686162][ T32] r7:dddced80 r6:83018000 r5:8557138c r4:8474b280 [ 1324.686183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.686232][ T32] r10:61c88647 r9:83b33c00 r8:8474b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.686284][ T32] r4:8474b280 [ 1324.686307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.686373][ T32] r10:00000000 r9:8474b280 r8:80287e08 r7:dfa6de60 r6:8474b380 r5:83b33c00 [ 1324.686398][ T32] r4:00000001 [ 1324.686458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.686502][ T32] Exception stack(0xdfa61fb0 to 0xdfa61ff8) [ 1324.686534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.686563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.686592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.686645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.686671][ T32] r4:847496c0 [ 1324.687098][ T32] INFO: task kworker/0:20:3151 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.687183][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.687260][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.687311][ T32] Call trace: [ 1324.687343][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.687398][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.687422][ T32] r4:00000000 [ 1324.687507][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.687554][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.687586][ T32] dd20: d7f65000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.687623][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.687650][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.687675][ T32] r5:80050013 r4:80239bb0 [ 1324.687729][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.687780][ T32] r4:82ac21e4 [ 1324.687838][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.687890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.687914][ T32] r4:e04bddc0 [ 1324.687967][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.688045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.688104][ T32] r4:00000000 [ 1324.688129][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.688184][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.688206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.688252][ T32] r5:00001000 r4:dfdc5000 [ 1324.688272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.688315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.688391][ T32] r5:84b72b8c r4:84b72800 [ 1324.688416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.688468][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.688490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.688541][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.688565][ T32] r4:849ffe00 [ 1324.688584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.688665][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.688689][ T32] r4:00000001 [ 1324.688728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.688769][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.688799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.688829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.688856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.688887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.688910][ T32] r4:84b392c0 [ 1324.688931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.688959][ T32] INFO: task kworker/1:6:3155 blocked for more than 451 seconds. [ 1324.688992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.689019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.689040][ T32] task:kworker/1:6 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.689119][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.689193][ T32] Call trace: [ 1324.689252][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.689307][ T32] r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:83b30c00 [ 1324.689330][ T32] r4:83b30c00 [ 1324.689350][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.689395][ T32] r5:83b30c00 r4:8291a680 [ 1324.689415][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.689455][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.689500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 [ 1324.689522][ T32] r4:00000000 [ 1324.689570][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.689616][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.689654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.689700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d3400 [ 1324.689722][ T32] r4:00000000 [ 1324.689742][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.689818][ T32] r9:83018205 r8:83b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1324.689843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.689890][ T32] r5:00001000 r4:ebb7d000 [ 1324.690003][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.690076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.690125][ T32] r5:856e478c r4:856e4400 [ 1324.690146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.690195][ T32] r7:ddde2d80 r6:83018200 r5:856e478c r4:849a1900 [ 1324.690215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.690296][ T32] r10:61c88647 r9:83b30c00 r8:849a192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.690350][ T32] r4:849a1900 [ 1324.690372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.690423][ T32] r10:00000000 r9:849a1900 r8:80287e08 r7:dfa3de60 r6:8474b400 r5:83b30c00 [ 1324.690473][ T32] r4:00000001 [ 1324.690497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.690535][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) [ 1324.690592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.690633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.690708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.690742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.690766][ T32] r4:84578880 [ 1324.690962][ T32] INFO: task kworker/1:6:3155 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.690998][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.691089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.691234][ T32] Call trace: [ 1324.691270][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.691326][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.691351][ T32] r4:00000000 [ 1324.691399][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.691446][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.691476][ T32] dd20: d7f65000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.691551][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.691581][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.691613][ T32] r5:80050013 r4:80239bb0 [ 1324.691635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.691679][ T32] r4:82ac21e4 [ 1324.691699][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.691744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.691767][ T32] r4:e04bddc0 [ 1324.691786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.691832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.691872][ T32] r4:00000000 [ 1324.691896][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.691948][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.691970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.692056][ T32] r5:00001000 r4:dfdc5000 [ 1324.692119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.692193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.692243][ T32] r5:84b72b8c r4:84b72800 [ 1324.692330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.692386][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.692440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.708894][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.708971][ T32] r4:849ffe00 [ 1324.708998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.709073][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.709101][ T32] r4:00000001 [ 1324.709124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.709198][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.709235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.709267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.709295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.709326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.709349][ T32] r4:84b392c0 [ 1324.709378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.709409][ T32] INFO: task kworker/1:7:3156 blocked for more than 451 seconds. [ 1324.709472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.709506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.709531][ T32] task:kworker/1:7 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.709629][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.709681][ T32] Call trace: [ 1324.709713][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.709770][ T32] r10:8291a684 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:83b35400 [ 1324.709822][ T32] r4:83b35400 [ 1324.709858][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.709908][ T32] r5:83b35400 r4:8291a680 [ 1324.709928][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.710009][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.710059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.710083][ T32] r4:00000000 [ 1324.710102][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.710138][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.710224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.710299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550dec0 [ 1324.710355][ T32] r4:00000000 [ 1324.710414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.710500][ T32] r9:83018205 r8:83b35400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.710555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.710643][ T32] r5:00001000 r4:eac77000 [ 1324.710716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.710803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.710854][ T32] r5:8427d78c r4:8427d400 [ 1324.710875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.710925][ T32] r7:ddde2d80 r6:83018200 r5:8427d78c r4:849a1b80 [ 1324.710946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.711024][ T32] r10:61c88647 r9:83b35400 r8:849a1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.711052][ T32] r4:849a1b80 [ 1324.711072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.711125][ T32] r10:00000000 r9:849a1b80 r8:80287e08 r7:dfaa1e60 r6:8474b500 r5:83b35400 [ 1324.711149][ T32] r4:00000001 [ 1324.711170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.711209][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.711237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.711297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.711329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.711360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.711384][ T32] r4:84578f00 [ 1324.711805][ T32] INFO: task kworker/1:7:3156 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.711841][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.711931][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.712007][ T32] Call trace: [ 1324.712063][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.712123][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.712146][ T32] r4:00000000 [ 1324.712190][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.712264][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.712326][ T32] dd20: d82cf000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.712384][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.712415][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.712440][ T32] r5:80050013 r4:80239bb0 [ 1324.712509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.725471][ T32] r4:82ac21e4 [ 1324.725509][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.725577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.725600][ T32] r4:e04bddc0 [ 1324.725682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.725764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.725790][ T32] r4:00000000 [ 1324.725810][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.725862][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.725885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.725933][ T32] r5:00001000 r4:dfdc5000 [ 1324.725956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.726000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.726046][ T32] r5:84b72b8c r4:84b72800 [ 1324.726094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.726150][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.726187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.726242][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.726269][ T32] r4:849ffe00 [ 1324.726290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.726340][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.726388][ T32] r4:00000001 [ 1324.726412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.726453][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.726525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.726558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.726598][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.726667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.726694][ T32] r4:84b392c0 [ 1324.726717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.726775][ T32] INFO: task kworker/1:8:3159 blocked for more than 451 seconds. [ 1324.726811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.726838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.726860][ T32] task:kworker/1:8 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.726950][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.726996][ T32] Call trace: [ 1324.727059][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.727115][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000013 r6:dfab5d8c r5:833b9800 [ 1324.727137][ T32] r4:833b9800 [ 1324.727157][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.727201][ T32] r5:833b9800 r4:8291a680 [ 1324.727232][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.727278][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.727327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.727352][ T32] r4:00000000 [ 1324.727371][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.727515][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.727586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.727639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550dac0 [ 1324.727662][ T32] r4:00000000 [ 1324.727681][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.727728][ T32] r9:83018205 r8:833b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.727819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.727869][ T32] r5:00001000 r4:eaba3000 [ 1324.727889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.727931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.727991][ T32] r5:85387f8c r4:85387c00 [ 1324.728040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.728094][ T32] r7:ddde2d80 r6:83018200 r5:85387f8c r4:849a1d80 [ 1324.728115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.728164][ T32] r10:61c88647 r9:833b9800 r8:849a1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.728186][ T32] r4:849a1d80 [ 1324.728233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.728285][ T32] r10:00000000 r9:849a1d80 r8:80287e08 r7:dfaa1e60 r6:8474b300 r5:833b9800 [ 1324.728336][ T32] r4:00000001 [ 1324.728358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.728424][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.728457][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.728488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.728541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.728645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.728730][ T32] r4:84578a80 [ 1324.729157][ T32] INFO: task kworker/1:8:3159 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.729194][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.729317][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.729363][ T32] Call trace: [ 1324.729391][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.729445][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.729467][ T32] r4:00000000 [ 1324.729487][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.729528][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.729557][ T32] dd20: d89d4000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.729587][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.729627][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.729652][ T32] r5:80050013 r4:80239bb0 [ 1324.729673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.729716][ T32] r4:82ac21e4 [ 1324.729735][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.729781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.729802][ T32] r4:e04bddc0 [ 1324.729821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.729866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.729918][ T32] r4:00000000 [ 1324.729942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.729992][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.730013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.730057][ T32] r5:00001000 r4:dfdc5000 [ 1324.730076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.730148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.730197][ T32] r5:84b72b8c r4:84b72800 [ 1324.730218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.730266][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.730288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.730338][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.730361][ T32] r4:849ffe00 [ 1324.730379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.730428][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.730450][ T32] r4:00000001 [ 1324.730515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.730556][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.730586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.730646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.730708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.730758][ T32] r4:84b392c0 [ 1324.730782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.730806][ T32] INFO: task kworker/1:9:3161 blocked for more than 451 seconds. [ 1324.730863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.730890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.730912][ T32] task:kworker/1:9 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.730957][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.730998][ T32] Call trace: [ 1324.731026][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.731077][ T32] r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:833bb000 [ 1324.731099][ T32] r4:833bb000 [ 1324.731119][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.731163][ T32] r5:833bb000 r4:8291a680 [ 1324.731212][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.731258][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.731303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.731325][ T32] r4:00000000 [ 1324.731343][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.731379][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.731415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.731459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aa600 [ 1324.731480][ T32] r4:00000000 [ 1324.731499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.731546][ T32] r9:83018205 r8:833bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.731629][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.731679][ T32] r5:00001000 r4:eb47b000 [ 1324.731698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.731740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.731813][ T32] r5:855bf78c r4:855bf400 [ 1324.731837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.731887][ T32] r7:ddde2d80 r6:83018200 r5:855bf78c r4:849a1e80 [ 1324.731908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.731958][ T32] r10:61c88647 r9:833bb000 r8:849a1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.731980][ T32] r4:849a1e80 [ 1324.731998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.732047][ T32] r10:00000000 r9:849a1e80 r8:80287e08 r7:dfaa1e60 r6:8474b480 r5:833bb000 [ 1324.732068][ T32] r4:00000001 [ 1324.732087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.732123][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.732149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.732178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.732206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.732274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.732300][ T32] r4:8474a040 [ 1324.732563][ T32] INFO: task kworker/1:9:3161 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.753491][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.753600][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.753678][ T32] Call trace: [ 1324.753710][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.753772][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.753796][ T32] r4:00000000 [ 1324.753841][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.753889][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.753921][ T32] dd20: d9304000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.753951][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.753977][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.754001][ T32] r5:80050013 r4:80239bb0 [ 1324.754021][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.754094][ T32] r4:82ac21e4 [ 1324.754118][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.754165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.754187][ T32] r4:e04bddc0 [ 1324.754206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.754251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.754273][ T32] r4:00000000 [ 1324.754304][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.754360][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.754409][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.754458][ T32] r5:00001000 r4:dfdc5000 [ 1324.754505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.754552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.754598][ T32] r5:84b72b8c r4:84b72800 [ 1324.754626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.754706][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.754731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.754811][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.754837][ T32] r4:849ffe00 [ 1324.754857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.754906][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.754928][ T32] r4:00000001 [ 1324.754947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.755011][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.755042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.755112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.755142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.755173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.755195][ T32] r4:84b392c0 [ 1324.755217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.755284][ T32] INFO: task kworker/0:21:3162 blocked for more than 451 seconds. [ 1324.755322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.755376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.755426][ T32] task:kworker/0:21 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.755503][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.755549][ T32] Call trace: [ 1324.755579][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.755635][ T32] r10:8291a684 r9:dfacdd84 r8:00000002 r7:60000013 r6:dfacdd8c r5:833bc800 [ 1324.755659][ T32] r4:833bc800 [ 1324.755693][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.755743][ T32] r5:833bc800 r4:8291a680 [ 1324.755763][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.755804][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.755863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfacde08 [ 1324.755918][ T32] r4:00000000 [ 1324.755940][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.755979][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.756015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.756058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855115c0 [ 1324.756080][ T32] r4:00000000 [ 1324.756153][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.756205][ T32] r9:83018005 r8:833bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1324.756227][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.756277][ T32] r5:00001000 r4:ebbad000 [ 1324.756297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.756338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.756411][ T32] r5:8562b38c r4:8562b000 [ 1324.756435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.756512][ T32] r7:dddced80 r6:83018000 r5:8562b38c r4:8474b580 [ 1324.756562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.756641][ T32] r10:61c88647 r9:833bc800 r8:8474b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.756668][ T32] r4:8474b580 [ 1324.756733][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.756813][ T32] r10:00000000 r9:8474b580 r8:80287e08 r7:dfa6de60 r6:8474b600 r5:833bc800 [ 1324.756839][ T32] r4:00000001 [ 1324.756858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.756899][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1324.756980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.757015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.757071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.757106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.757128][ T32] r4:84749fc0 [ 1324.757545][ T32] INFO: task kworker/0:21:3162 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.757578][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.757689][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.757775][ T32] Call trace: [ 1324.757809][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.757865][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.757888][ T32] r4:00000000 [ 1324.757908][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.757949][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.758007][ T32] dd20: d9304000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.758041][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.758069][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.758093][ T32] r5:80050013 r4:80239bb0 [ 1324.758112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.758156][ T32] r4:82ac21e4 [ 1324.758176][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.758220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.758242][ T32] r4:e04bddc0 [ 1324.758272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.758321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.758344][ T32] r4:00000000 [ 1324.758364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.758413][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.758478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.758554][ T32] r5:00001000 r4:dfdc5000 [ 1324.758578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.758625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.758672][ T32] r5:84b72b8c r4:84b72800 [ 1324.758691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.758784][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.758810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.758861][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.758884][ T32] r4:849ffe00 [ 1324.758904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.758952][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.758974][ T32] r4:00000001 [ 1324.758993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.759065][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.759121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.759153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.759181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.759211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.759234][ T32] r4:84b392c0 [ 1324.759253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.759276][ T32] INFO: task kworker/0:22:3163 blocked for more than 451 seconds. [ 1324.759302][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.759325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.759344][ T32] task:kworker/0:22 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.759388][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.759473][ T32] Call trace: [ 1324.759511][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.759565][ T32] r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:83b32400 [ 1324.759588][ T32] r4:83b32400 [ 1324.759613][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.759661][ T32] r5:83b32400 r4:8291a680 [ 1324.759737][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1324.760170][ T32] r5:00001000 r4:eb209000 ** 7 printk messages dropped ** [ 1324.760639][ T32] r4:8474b700 ** 8 printk messages dropped ** [ 1324.760972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1324.761888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 15 printk messages dropped ** [ 1324.785448][ T32] r4:849ffe00 ** 2 printk messages dropped ** [ 1324.785557][ T32] r4:00000001 [ 1324.785614][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.785664][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.785698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.785757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.785789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.785849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.785904][ T32] r4:84b392c0 [ 1324.785930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.785960][ T32] INFO: task kworker/1:10:3165 blocked for more than 451 seconds. [ 1324.785994][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.786020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.786042][ T32] task:kworker/1:10 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.786102][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.786149][ T32] Call trace: [ 1324.786179][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.786235][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:833b8000 [ 1324.786288][ T32] r4:833b8000 [ 1324.786312][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.786359][ T32] r5:833b8000 r4:8291a680 [ 1324.786379][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.786448][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.786499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.786521][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.786671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1324.787065][ T32] r5:855d438c r4:855d4000 ** 12 printk messages dropped ** [ 1324.787519][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1324.788393][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1324.788824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 14 printk messages dropped ** [ 1324.789560][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.789627][ T32] r4:00000001 [ 1324.789651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.789727][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.789758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.789820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.789880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.789946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.790002][ T32] r4:84b392c0 [ 1324.790080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.790135][ T32] INFO: task kworker/1:11:3169 blocked for more than 451 seconds. [ 1324.790165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.790222][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.790274][ T32] task:kworker/1:11 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.790361][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.790472][ T32] Call trace: [ 1324.790541][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.790596][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000013 r6:dfaf5d8c r5:833b0c00 [ 1324.790656][ T32] r4:833b0c00 [ 1324.790680][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.790772][ T32] r5:833b0c00 r4:8291a680 [ 1324.790795][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.790837][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.790882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.790906][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.791071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d34c0 ** 9 printk messages dropped ** [ 1324.791400][ T32] r7:ddde2d80 r6:83018200 r5:856e4b8c r4:849a1c80 ** 10 printk messages dropped ** [ 1324.791855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1324.812093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1324.813408][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 13 printk messages dropped ** [ 1324.814101][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1324.814561][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.814616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.814639][ T32] r4:00000000 [ 1324.814658][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.814695][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.814786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.814835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858bc040 [ 1324.814858][ T32] r4:00000000 [ 1324.814908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.814961][ T32] r9:83018005 r8:833b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.815035][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.815089][ T32] r5:00001000 r4:eb97d000 [ 1324.815110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.815162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.815223][ T32] r5:8585bf8c r4:8585bc00 [ 1324.815246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.815296][ T32] r7:dddced80 r6:83018000 r5:8585bf8c r4:8474b800 [ 1324.815316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.815408][ T32] r10:61c88647 r9:833b0000 r8:8474b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.815434][ T32] r4:8474b800 [ 1324.815522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1324.816460][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1324.817608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1324.818248][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1324.818507][ T32] r4:84b392c0 ** 13 printk messages dropped ** [ 1324.819277][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1324.819470][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.819508][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.819581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6e00 [ 1324.819640][ T32] r4:00000000 [ 1324.819664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.819712][ T32] r9:83018205 r8:833b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.819732][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.819797][ T32] r5:00001000 r4:eb949000 [ 1324.819890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.819935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.820010][ T32] r5:8570078c r4:85700400 [ 1324.820032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.820105][ T32] r7:ddde2d80 r6:83018200 r5:8570078c r4:840f1680 [ 1324.820159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.820213][ T32] r10:61c88647 r9:833b4800 r8:840f16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.820234][ T32] r4:840f1680 [ 1324.820253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.820331][ T32] r10:00000000 r9:840f1680 r8:80287e08 r7:dfaf5e60 r6:8474b880 r5:833b4800 [ 1324.820387][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1324.820448][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) ** 10 printk messages dropped ** [ 1324.821366][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 17 printk messages dropped ** [ 1324.822069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1324.822375][ T32] r4:849ffe00 [ 1324.822448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.822505][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.855145][ T32] r4:00000001 [ 1324.855224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.855291][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.855325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.855383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.855423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.855486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.855513][ T32] r4:84b392c0 [ 1324.855537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.855566][ T32] INFO: task kworker/0:24:3175 blocked for more than 451 seconds. [ 1324.855637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.855668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.855691][ T32] task:kworker/0:24 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.855830][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.855942][ T32] Call trace: [ 1324.855978][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.856071][ T32] r10:8291a684 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:83c96c00 [ 1324.856098][ T32] r4:83c96c00 [ 1324.856146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.856195][ T32] r5:83c96c00 r4:8291a680 [ 1324.856215][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.856258][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.856338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.856364][ T32] r4:00000000 [ 1324.856383][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.856463][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.856507][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.856586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85507e00 [ 1324.856643][ T32] r4:00000000 [ 1324.856668][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1324.856961][ T32] r5:8578338c r4:85783000 [ 1324.857012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1324.857493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1324.858894][ T32] r4:e04bddc0 [ 1324.858913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.858990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.859015][ T32] r4:00000000 [ 1324.859035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.859113][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.859137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.859183][ T32] r5:00001000 r4:dfdc5000 [ 1324.859203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.859244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.859289][ T32] r5:84b72b8c r4:84b72800 [ 1324.859308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1324.859653][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 14 printk messages dropped ** [ 1324.860201][ T32] r4:833b5400 ** 8 printk messages dropped ** [ 1324.860556][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1324.861106][ T32] r7:dddced80 r6:83018000 r5:8578378c r4:8474bb00 ** 14 printk messages dropped ** [ 1324.861867][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1324.862399][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.862456][ T32] r5:80050013 r4:80239bb0 [ 1324.862479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.873030][ T32] r4:82ac21e4 [ 1324.873095][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.873190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.873219][ T32] r4:e04bddc0 [ 1324.873239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.873286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.873308][ T32] r4:00000000 [ 1324.873327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.873410][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.873436][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.873485][ T32] r5:00001000 r4:dfdc5000 [ 1324.873505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.873546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.873590][ T32] r5:84b72b8c r4:84b72800 [ 1324.873620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1324.873926][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 14 printk messages dropped ** [ 1324.874694][ T32] r4:83c91800 ** 8 printk messages dropped ** [ 1324.875094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1324.875727][ T32] r5:85859f8c r4:85859c00 ** 10 printk messages dropped ** [ 1324.876198][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1324.877441][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.877501][ T32] dd20: dad38000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.877554][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.877583][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.877633][ T32] r5:80050013 r4:80239bb0 [ 1324.877685][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.877781][ T32] r4:82ac21e4 [ 1324.877839][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.877888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 10 printk messages dropped ** [ 1324.878469][ T32] r5:84b72b8c r4:84b72800 ** 9 printk messages dropped ** [ 1324.878950][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 13 printk messages dropped ** [ 1324.879773][ T32] r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:83b08000 ** 18 printk messages dropped ** [ 1324.880698][ T32] r5:8570138c r4:85701000 ** 1 printk messages dropped ** [ 1324.880809][ T32] r7:ddde2d80 r6:83018200 r5:8570138c r4:830cc300 ** 14 printk messages dropped ** [ 1324.881768][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1324.916367][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 11 printk messages dropped ** [ 1324.916989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1324.918038][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1324.918561][ T32] r7:ddde2d80 r6:83018200 r5:8570278c r4:842bde00 ** 14 printk messages dropped ** [ 1324.919730][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1324.921162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.921208][ T32] r5:00001000 r4:dfdc5000 [ 1324.921228][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.921269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.921404][ T32] r5:84b72b8c r4:84b72800 [ 1324.921466][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.921581][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.921612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.921694][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.921721][ T32] r4:849ffe00 [ 1324.921741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.921791][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.921812][ T32] r4:00000001 [ 1324.921867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.921945][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.921974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.922003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.922061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.922094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.922133][ T32] r4:84b392c0 [ 1324.922185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.922211][ T32] INFO: task kworker/1:15:3185 blocked for more than 451 seconds. [ 1324.922239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.922295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.922340][ T32] task:kworker/1:15 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1324.937202][ T32] Call trace: ** 10 printk messages dropped ** [ 1324.938032][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1324.938757][ T32] r5:8584878c r4:85848400 ** 4 printk messages dropped ** [ 1324.938993][ T32] r4:830cc100 ** 11 printk messages dropped ** [ 1324.940028][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1324.941583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1324.942274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1324.955859][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 ** 12 printk messages dropped ** [ 1324.956511][ T32] r5:8584d78c r4:8584d400 ** 11 printk messages dropped ** [ 1324.957182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1324.958095][ T32] Call trace: [ 1324.958170][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.958228][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.958283][ T32] r4:00000000 [ 1324.958322][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.958367][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.958396][ T32] dd20: dc2de000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.958426][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.958486][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.958513][ T32] r5:80050013 r4:80239bb0 [ 1324.958567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.958622][ T32] r4:82ac21e4 [ 1324.958643][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.958750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.958777][ T32] r4:e04bddc0 [ 1324.958796][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.958887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.958913][ T32] r4:00000000 [ 1324.958933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.959013][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.959066][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.959148][ T32] r5:00001000 r4:dfdc5000 [ 1324.959209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.959256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959302][ T32] r5:84b72b8c r4:84b72800 [ 1324.959322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.959429][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1324.959482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.959561][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.959669][ T32] r4:849ffe00 [ 1324.959708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.959793][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1324.959855][ T32] r4:00000001 [ 1324.959892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960033][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1324.960134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.960168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.960284][ T32] r4:84b392c0 [ 1324.960315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.960384][ T32] INFO: task kworker/1:17:3190 blocked for more than 451 seconds. [ 1324.960416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.960441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.960461][ T32] task:kworker/1:17 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.960573][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.960644][ T32] Call trace: [ 1324.960675][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1324.960969][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1324.961543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1324.961637][ T32] r5:844daf8c r4:844dac00 ** 3 printk messages dropped ** [ 1324.961835][ T32] r10:61c88647 r9:83b34800 r8:83acaa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1324.962203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1324.983759][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1324.983923][ T32] dd20: dc796000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 9 printk messages dropped ** [ 1324.984392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1324.984893][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 5 printk messages dropped ** [ 1324.985214][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1324.985334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1324.985653][ T32] task:kworker/0:27 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.985730][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.985811][ T32] Call trace: [ 1324.985841][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1324.985892][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000013 r6:dfb71d8c r5:83b0bc00 [ 1324.985918][ T32] r4:83b0bc00 [ 1324.985940][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1324.985985][ T32] r5:83b0bc00 r4:8291a680 [ 1324.986006][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.986084][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.986133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1324.986192][ T32] r4:00000000 [ 1324.986229][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1324.986303][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1324.986358][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.986453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b0400 [ 1324.986479][ T32] r4:00000000 [ 1324.986530][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.986617][ T32] r9:83018005 r8:83b0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.986670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.986770][ T32] r5:00001000 r4:ec9b3000 [ 1324.986793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.986847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.986895][ T32] r5:85d4f78c r4:85d4f400 [ 1324.986914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.987011][ T32] r7:dddced80 r6:83018000 r5:85d4f78c r4:8474bf80 [ 1324.987037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.987122][ T32] r10:61c88647 r9:83b0bc00 r8:8474bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.987148][ T32] r4:8474bf80 [ 1324.987167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.987247][ T32] r10:00000000 r9:8474bf80 r8:80287e08 r7:dfaf9e60 r6:8474be80 r5:83b0bc00 [ 1324.987273][ T32] r4:00000001 [ 1324.987292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.987366][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1324.987396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.987458][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.987488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.987518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.987681][ T32] r4:84783100 [ 1324.987955][ T32] INFO: task kworker/0:27:3193 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1324.987989][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.988079][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.988127][ T32] Call trace: [ 1324.988188][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1324.988276][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1324.988303][ T32] r4:00000000 [ 1324.988323][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.988393][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1324.988461][ T32] dd20: dc796000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1324.988530][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1324.988575][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1324.988606][ T32] r5:80050013 r4:80239bb0 [ 1324.988662][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.988710][ T32] r4:82ac21e4 [ 1324.988785][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.988835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1324.988858][ T32] r4:e04bddc0 [ 1324.988877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1324.988953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1324.988979][ T32] r4:00000000 [ 1324.988999][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1324.989048][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.989105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.989153][ T32] r5:00001000 r4:dfdc5000 [ 1324.989173][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.989215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.989259][ T32] r5:84b72b8c r4:84b72800 ** 4 printk messages dropped ** [ 1324.989552][ T32] r4:849ffe00 ** 3 printk messages dropped ** [ 1324.989784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1324.990134][ T32] INFO: task kworker/1:18:3194 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.990836][ T32] r5:83b0ec00 r4:8291a680 ** 3 printk messages dropped ** [ 1324.991053][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.991263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858c2700 ** 7 printk messages dropped ** [ 1324.991590][ T32] r5:85a28f8c r4:85a28c00 [ 1324.991621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1324.992021][ T32] r10:00000000 r9:84278680 r8:80287e08 r7:dfb59e60 r6:8474bf00 r5:83b0ec00 ** 9 printk messages dropped ** [ 1325.023083][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.023892][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.024060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.025668][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.026130][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.026194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.026273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.026305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.026329][ T32] r4:84b392c0 [ 1325.026352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.026415][ T32] INFO: task kworker/1:19:3196 blocked for more than 451 seconds. [ 1325.026507][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.026590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.026624][ T32] task:kworker/1:19 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.026676][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.026735][ T32] Call trace: [ 1325.026801][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.026890][ T32] r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84650c00 [ 1325.026917][ T32] r4:84650c00 [ 1325.026937][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.026986][ T32] r5:84650c00 r4:8291a680 [ 1325.027037][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.027115][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.027166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 [ 1325.027189][ T32] r4:00000000 [ 1325.027239][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.027313][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.027384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.027432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ad00 [ 1325.027505][ T32] r4:00000000 [ 1325.027526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.027575][ T32] r9:83018205 r8:84650c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1325.027602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.027649][ T32] r5:00001000 r4:eca07000 [ 1325.027668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.027735][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.027783][ T32] r5:85a2938c r4:85a29000 [ 1325.027883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.027938][ T32] r7:ddde2d80 r6:83018200 r5:85a2938c r4:83aca980 [ 1325.028027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.028080][ T32] r10:61c88647 r9:84650c00 r8:83aca9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.028102][ T32] r4:83aca980 [ 1325.028150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.028279][ T32] Exception stack(0xdfb89fb0 to 0xdfb89ff8) ** 7 printk messages dropped ** [ 1325.029103][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.029427][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1325.029801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 2 printk messages dropped ** [ 1325.029976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.030338][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 7 printk messages dropped ** [ 1325.030692][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.030719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.030748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.030774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.030805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.030866][ T32] r4:84b392c0 [ 1325.030889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.030913][ T32] INFO: task kworker/0:28:3197 blocked for more than 451 seconds. [ 1325.030940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.030962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.030983][ T32] task:kworker/0:28 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.031072][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.031117][ T32] Call trace: [ 1325.031179][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.031240][ T32] r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:84651800 [ 1325.031295][ T32] r4:84651800 [ 1325.031378][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.031464][ T32] r5:84651800 r4:8291a680 [ 1325.031486][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.031552][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.031608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1325.031632][ T32] r4:00000000 [ 1325.031683][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.031723][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.031760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.031840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85341bc0 [ 1325.031881][ T32] r4:00000000 [ 1325.031933][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.031985][ T32] r9:83018005 r8:84651800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.032006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.032078][ T32] r5:00001000 r4:ebc3d000 [ 1325.032100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.032174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.032221][ T32] r5:85d4eb8c r4:85d4e800 [ 1325.032242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.032320][ T32] r7:dddced80 r6:83018000 r5:85d4eb8c r4:847ffd00 [ 1325.032345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.032436][ T32] r10:61c88647 r9:84651800 r8:847ffd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.032462][ T32] r4:847ffd00 [ 1325.032537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.050293][ T32] r10:00000000 r9:847ffd00 r8:80287e08 r7:dfb71e60 r6:847fff80 r5:84651800 [ 1325.050375][ T32] r4:00000001 [ 1325.050434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.050521][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1325.050557][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.050588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.050653][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.050718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.050744][ T32] r4:84783080 [ 1325.051199][ T32] INFO: task kworker/0:28:3197 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.051242][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.051500][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.051811][ T32] dd20: dd836000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 7 printk messages dropped ** [ 1325.052141][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1325.052477][ T32] r5:00001000 r4:dfdc5000 ** 6 printk messages dropped ** [ 1325.065726][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1325.065776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.065827][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.066168][ T32] r4:00000001 [ 1325.066199][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.066280][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.066316][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.066347][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.066414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.066448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.066470][ T32] r4:84b392c0 [ 1325.066493][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.066543][ T32] INFO: task kworker/1:20:3199 blocked for more than 451 seconds. [ 1325.066581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.066618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.066641][ T32] task:kworker/1:20 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.066699][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.066975][ T32] Call trace: [ 1325.067140][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.067197][ T32] r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84650000 [ 1325.067256][ T32] r4:84650000 [ 1325.067280][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.067327][ T32] r5:84650000 r4:8291a680 [ 1325.067347][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.067389][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.067450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 [ 1325.067575][ T32] r4:00000000 [ 1325.067796][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.067841][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.068023][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.068417][ T32] r9:83018205 r8:84650000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 4 printk messages dropped ** [ 1325.068968][ T32] r5:85a29f8c r4:85a29c00 [ 1325.068994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.069752][ T32] r10:00000000 r9:849a1380 r8:80287e08 r7:dfb59e60 r6:847c8000 r5:84650000 ** 6 printk messages dropped ** [ 1325.070322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.071284][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 6 printk messages dropped ** [ 1325.071611][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.071811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 7 printk messages dropped ** [ 1325.072137][ T32] r5:00001000 r4:dfdc5000 ** 4 printk messages dropped ** [ 1325.072378][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 9 printk messages dropped ** [ 1325.084962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.085472][ T32] r4:84653c00 ** 4 printk messages dropped ** [ 1325.085706][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 ** 11 printk messages dropped ** [ 1325.086273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.086513][ T32] r10:61c88647 r9:84653c00 r8:849a1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.086840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.087478][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.087717][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1325.088036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 8 printk messages dropped ** [ 1325.088322][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1325.088806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1325.089006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.089075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.089105][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.089167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.089192][ T32] r4:84b392c0 [ 1325.089212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.089267][ T32] INFO: task kworker/1:22:3203 blocked for more than 451 seconds. [ 1325.089299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.089352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.089376][ T32] task:kworker/1:22 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.089467][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.089543][ T32] Call trace: [ 1325.089645][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.089733][ T32] r10:8291a684 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:84653000 [ 1325.089759][ T32] r4:84653000 [ 1325.089779][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.089825][ T32] r5:84653000 r4:8291a680 [ 1325.089846][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.089890][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.089979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.090005][ T32] r4:00000000 [ 1325.090050][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.090094][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.090132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.090207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c5f0c0 [ 1325.090235][ T32] r4:00000000 [ 1325.090349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.090413][ T32] r9:83018205 r8:84653000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.090477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.090526][ T32] r5:00001000 r4:ec7b7000 [ 1325.090579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.090631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.090706][ T32] r5:85a2a38c r4:85a2a000 [ 1325.090729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.090779][ T32] r7:ddde2d80 r6:83018200 r5:85a2a38c r4:8432ff00 [ 1325.090800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.090970][ T32] r10:61c88647 r9:84653000 r8:8432ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.091024][ T32] r4:8432ff00 [ 1325.091046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.091097][ T32] r10:00000000 r9:8432ff00 r8:80287e08 r7:dfb59e60 r6:847c8100 r5:84653000 [ 1325.091119][ T32] r4:00000001 [ 1325.091137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.091200][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.091252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.091283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.091311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.091367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.091392][ T32] r4:84749940 [ 1325.091590][ T32] INFO: task kworker/1:22:3203 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.091632][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.091688][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.091743][ T32] Call trace: [ 1325.091776][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.091837][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.091864][ T32] r4:00000000 [ 1325.091888][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.091973][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.092012][ T32] dd20: de099000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.092043][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.092069][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.092095][ T32] r5:80050013 r4:80239bb0 [ 1325.092114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1325.092248][ T32] r4:e04bddc0 ** 4 printk messages dropped ** [ 1325.092416][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 9 printk messages dropped ** [ 1325.116845][ T32] r4:849ffe00 ** 2 printk messages dropped ** [ 1325.116942][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.117295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.117790][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.118234][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.118673][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.119050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.119707][ T32] r10:61c88647 r9:84652400 r8:8329e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.120100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.121029][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.121244][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.121527][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.121740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.122188][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 5 printk messages dropped ** [ 1325.139514][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.139799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.140258][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.140595][ T32] r5:84654800 r4:8291a680 ** 5 printk messages dropped ** [ 1325.140911][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1325.141019][ T32] r4:00000000 [ 1325.141038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.141118][ T32] r9:83018205 r8:84654800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.141155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.141205][ T32] r5:00001000 r4:ecd0f000 [ 1325.141253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.141300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.141346][ T32] r5:85a2bb8c r4:85a2b800 [ 1325.141366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.141445][ T32] r7:ddde2d80 r6:83018200 r5:85a2bb8c r4:8408dc00 [ 1325.141470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.141550][ T32] r10:61c88647 r9:84654800 r8:8408dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.141628][ T32] r4:8408dc00 [ 1325.141665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.141720][ T32] r10:00000000 r9:8408dc00 r8:80287e08 r7:dfb59e60 r6:847c8200 r5:84654800 [ 1325.141742][ T32] r4:00000001 [ 1325.141762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.141800][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.141828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.141857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.141884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.141914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.141936][ T32] r4:84578fc0 [ 1325.142354][ T32] INFO: task kworker/1:24:3207 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.142390][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.146471][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.146604][ T32] Call trace: [ 1325.146676][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.146777][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.146808][ T32] r4:00000000 [ 1325.146829][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.146873][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.146905][ T32] dd20: dee75000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.146964][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.146995][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.147020][ T32] r5:80050013 r4:80239bb0 [ 1325.147040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.147086][ T32] r4:82ac21e4 [ 1325.147105][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.147179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.147208][ T32] r4:e04bddc0 [ 1325.147227][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.147274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.147331][ T32] r4:00000000 [ 1325.147395][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.147482][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.147507][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.147590][ T32] r5:00001000 r4:dfdc5000 [ 1325.147685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.147733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.147810][ T32] r5:84b72b8c r4:84b72800 [ 1325.147870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.147924][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.147945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.148025][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.148084][ T32] r4:849ffe00 [ 1325.148106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.148157][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.148179][ T32] r4:00000001 [ 1325.148198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.148265][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.148296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.148326][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.148353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.148412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.148449][ T32] r4:84b392c0 [ 1325.148474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.148502][ T32] INFO: task kworker/1:25:3209 blocked for more than 451 seconds. [ 1325.148560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.148618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.148696][ T32] task:kworker/1:25 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.148794][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.148837][ T32] Call trace: [ 1325.148867][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.148917][ T32] r10:8291a684 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:84655400 [ 1325.148940][ T32] r4:84655400 [ 1325.148989][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.149069][ T32] r5:84655400 r4:8291a680 [ 1325.149108][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.149289][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.149523][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.149828][ T32] r5:844d978c r4:844d9400 [ 1325.149849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.150112][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.150285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.150924][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.151216][ T32] dd20: dee75000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 7 printk messages dropped ** [ 1325.151561][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1325.151910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.152321][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.174643][ T32] r4:00000001 [ 1325.174669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.174762][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.174801][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.174832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.174878][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.174942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.174968][ T32] r4:84b392c0 [ 1325.174992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.175023][ T32] INFO: task kworker/1:26:3211 blocked for more than 451 seconds. [ 1325.175056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.175105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.175162][ T32] task:kworker/1:26 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.175224][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.175313][ T32] Call trace: [ 1325.175406][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.175495][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:83b04800 [ 1325.175553][ T32] r4:83b04800 [ 1325.175576][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.175632][ T32] r5:83b04800 r4:8291a680 [ 1325.175652][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.175696][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.175771][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.175798][ T32] r4:00000000 [ 1325.175820][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.175859][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.175900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.175975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85cfe1c0 [ 1325.176031][ T32] r4:00000000 [ 1325.176055][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.176136][ T32] r9:83018205 r8:83b04800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1325.176162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.176210][ T32] r5:00001000 r4:eb883000 [ 1325.176231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.176272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.176348][ T32] r5:85d6c38c r4:85d6c000 [ 1325.176372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.176423][ T32] r7:ddde2d80 r6:83018200 r5:85d6c38c r4:849ac000 [ 1325.176444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.176550][ T32] r10:61c88647 r9:83b04800 r8:849ac02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.176576][ T32] r4:849ac000 [ 1325.176595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.176676][ T32] r10:00000000 r9:849ac000 r8:80287e08 r7:dfb59e60 r6:849ac200 r5:83b04800 [ 1325.176700][ T32] r4:00000001 [ 1325.176720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.176758][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.176785][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.176980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.177897][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.178192][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.178431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 6 printk messages dropped ** [ 1325.178762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.179147][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1325.179468][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1325.179807][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.180153][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1325.180669][ T32] r9:83018005 r8:8413e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1325.180964][ T32] r5:85d5b38c r4:85d5b000 ** 3 printk messages dropped ** [ 1325.181130][ T32] r10:61c88647 r9:8413e000 r8:847c832c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.181515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.181997][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.182288][ T32] dd20: df765000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 9 printk messages dropped ** [ 1325.201832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.202248][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 7 printk messages dropped ** [ 1325.203139][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1325.203285][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1325.203507][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.203830][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.204109][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.204374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.204655][ T32] r10:61c88647 r9:84656c00 r8:847c842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.204694][ T32] r4:847c8400 [ 1325.204717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.204772][ T32] r10:00000000 r9:847c8400 r8:80287e08 r7:dfbf5e60 r6:847c8480 r5:84656c00 [ 1325.204794][ T32] r4:00000001 [ 1325.204845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.204887][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1325.204945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.204991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.205022][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.205081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.205152][ T32] r4:84783f40 [ 1325.205614][ T32] INFO: task kworker/0:30:3215 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.205685][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.205778][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.205860][ T32] Call trace: [ 1325.205908][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.205996][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.206024][ T32] r4:00000000 [ 1325.206044][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.206115][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.206148][ T32] dd20: dfdc3000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.206212][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.206241][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.206266][ T32] r5:80050013 r4:80239bb0 [ 1325.206287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.206331][ T32] r4:82ac21e4 [ 1325.206351][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.206396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.206419][ T32] r4:e04bddc0 [ 1325.206438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.206483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.206506][ T32] r4:00000000 [ 1325.206565][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.206626][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.206682][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.206758][ T32] r5:00001000 r4:dfdc5000 [ 1325.206783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.206826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.206894][ T32] r5:84b72b8c r4:84b72800 [ 1325.206918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.206970][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.207022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.207077][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.207100][ T32] r4:849ffe00 [ 1325.207119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.207191][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.207217][ T32] r4:00000001 [ 1325.207266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.207337][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.207402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.207438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.207498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.207544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.207571][ T32] r4:84b392c0 [ 1325.207592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.207621][ T32] INFO: task kworker/1:27:3218 blocked for more than 451 seconds. [ 1325.207649][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.207673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.207735][ T32] task:kworker/1:27 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.207825][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.207871][ T32] Call trace: [ 1325.207916][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.207971][ T32] r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:8389e000 [ 1325.208025][ T32] r4:8389e000 [ 1325.208049][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.208096][ T32] r5:8389e000 r4:8291a680 [ 1325.208116][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.208155][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.208232][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.208258][ T32] r4:00000000 [ 1325.208277][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.208314][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.208352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.208398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e56c00 [ 1325.208420][ T32] r4:00000000 [ 1325.208440][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.208488][ T32] r9:83018205 r8:8389e000 r7:00000000 r6:83018200 r5:00001000 r4:7f149000 [ 1325.208539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.208612][ T32] r5:00001000 r4:ed855000 [ 1325.208677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.208758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.208807][ T32] r5:844dbb8c r4:844db800 [ 1325.208865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.208919][ T32] r7:ddde2d80 r6:83018200 r5:844dbb8c r4:849ac280 [ 1325.208940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.208990][ T32] r10:61c88647 r9:8389e000 r8:849ac2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.209012][ T32] r4:849ac280 ** 1 printk messages dropped ** [ 1325.209080][ T32] r10:00000000 r9:849ac280 r8:80287e08 r7:dfb59e60 r6:847c8380 r5:8389e000 ** 9 printk messages dropped ** [ 1325.209577][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.210189][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.210436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 2 printk messages dropped ** [ 1325.210565][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.210586][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.210636][ T32] r5:00001000 r4:dfdc5000 [ 1325.210656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.210699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.210745][ T32] r5:84b72b8c r4:84b72800 [ 1325.210765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.210847][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.210886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.210941][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.210963][ T32] r4:849ffe00 [ 1325.210982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.211032][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.211085][ T32] r4:00000001 [ 1325.211139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.211181][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.211210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.211240][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.211267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.211331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.211359][ T32] r4:84b392c0 [ 1325.211380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.211404][ T32] INFO: task kworker/1:28:3220 blocked for more than 451 seconds. [ 1325.211465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.211493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.211547][ T32] task:kworker/1:28 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.211637][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.211684][ T32] Call trace: [ 1325.211714][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.211766][ T32] r10:8291a684 r9:dfc19d84 r8:00000002 r7:60000013 r6:dfc19d8c r5:8389ec00 [ 1325.211789][ T32] r4:8389ec00 [ 1325.211809][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.211854][ T32] r5:8389ec00 r4:8291a680 [ 1325.211874][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.211989][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.212041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1325.212094][ T32] r4:00000000 [ 1325.212117][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.212155][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.212224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.212330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e568c0 [ 1325.212356][ T32] r4:00000000 [ 1325.212432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.237080][ T32] r9:83018205 r8:8389ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f133000 [ 1325.237216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.237298][ T32] r5:00001000 r4:ed7fb000 ** 2 printk messages dropped ** [ 1325.237437][ T32] r5:85deff8c r4:85defc00 [ 1325.237481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.237649][ T32] r10:61c88647 r9:8389ec00 r8:849ac1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.238073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.238942][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.239285][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1325.239698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.240147][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.240513][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.240942][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.241336][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 ** 7 printk messages dropped ** [ 1325.241663][ T32] r9:83018205 r8:841d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 ** 4 printk messages dropped ** [ 1325.241833][ T32] r5:844db78c r4:844db400 ** 3 printk messages dropped ** [ 1325.242086][ T32] r10:61c88647 r9:841d8000 r8:849ac4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.258965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.259707][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1325.260114][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.260357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.260881][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 5 printk messages dropped ** [ 1325.261192][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.261438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.261893][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.262108][ T32] r4:8389d400 [ 1325.262129][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.262176][ T32] r5:8389d400 r4:8291a680 [ 1325.262195][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.262237][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.262283][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [ 1325.262334][ T32] r4:00000000 [ 1325.262361][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.262400][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.262459][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.272950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e56f40 [ 1325.273026][ T32] r4:00000000 [ 1325.273051][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.273123][ T32] r9:83018205 r8:8389d400 r7:00000000 r6:83018200 r5:00001000 r4:7f145000 [ 1325.273146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.273195][ T32] r5:00001000 r4:ed849000 [ 1325.273255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.273305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.273352][ T32] r5:844db38c r4:844db000 [ 1325.273372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.273423][ T32] r7:ddde2d80 r6:83018200 r5:844db38c r4:849ac400 [ 1325.273443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.273519][ T32] r10:61c88647 r9:8389d400 r8:849ac42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.273547][ T32] r4:849ac400 [ 1325.273567][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.273627][ T32] r10:00000000 r9:849ac400 r8:80287e08 r7:dfc19e60 r6:847c8600 r5:8389d400 [ 1325.273650][ T32] r4:00000001 [ 1325.273670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.273710][ T32] Exception stack(0xdfc29fb0 to 0xdfc29ff8) [ 1325.273770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.273803][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.273832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.273864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.273886][ T32] r4:841a4840 [ 1325.274305][ T32] INFO: task kworker/1:30:3223 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.274345][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.274474][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.274544][ T32] Call trace: [ 1325.274576][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.274649][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.274674][ T32] r4:00000000 [ 1325.274693][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.274735][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.274798][ T32] dd20: e0de8000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.274833][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.274862][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.274886][ T32] r5:80050013 r4:80239bb0 [ 1325.274907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.274951][ T32] r4:82ac21e4 [ 1325.275001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.275083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.275109][ T32] r4:e04bddc0 [ 1325.275159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.275242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.275268][ T32] r4:00000000 [ 1325.275288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.275367][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.275391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.275439][ T32] r5:00001000 r4:dfdc5000 [ 1325.275460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.275502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.275582][ T32] r5:84b72b8c r4:84b72800 [ 1325.275612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.275664][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.275686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.275735][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.275757][ T32] r4:849ffe00 [ 1325.275777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.275858][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.275885][ T32] r4:00000001 [ 1325.275906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.275944][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.276003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.276067][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.276129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.276194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.276220][ T32] r4:84b392c0 [ 1325.276241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.276268][ T32] INFO: task kworker/1:31:3225 blocked for more than 451 seconds. [ 1325.276300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.276325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.276388][ T32] task:kworker/1:31 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.276489][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.276562][ T32] Call trace: [ 1325.276686][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.276788][ T32] r10:8291a684 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:838bb000 [ 1325.276817][ T32] r4:838bb000 [ 1325.276840][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.276888][ T32] r5:838bb000 r4:8291a680 [ 1325.276908][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.276949][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.276999][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.277023][ T32] r4:00000000 [ 1325.277075][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1325.277256][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.277616][ T32] r5:85d7ff8c r4:85d7fc00 [ 1325.277699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.278011][ T32] r10:00000000 r9:849ac580 r8:80287e08 r7:dfc19e60 r6:849ac600 r5:838bb000 ** 6 printk messages dropped ** [ 1325.278282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.279042][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.279253][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1325.279342][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1325.279629][ T32] r5:00001000 r4:dfdc5000 ** 6 printk messages dropped ** [ 1325.279927][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.280418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.280751][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.281118][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1325.281540][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.281776][ T32] r5:85defb8c r4:85def800 [ 1325.281797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.281858][ T32] r7:ddde2d80 r6:83018200 r5:85defb8c r4:849ac380 [ 1325.281938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.281993][ T32] r10:61c88647 r9:8412b000 r8:849ac3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.282016][ T32] r4:849ac380 [ 1325.282067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.282160][ T32] r10:00000000 r9:849ac380 r8:80287e08 r7:dfc19e60 r6:849ac780 r5:8412b000 [ 1325.282193][ T32] r4:00000001 [ 1325.282241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.282311][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1325.282342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.282394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.282476][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.282511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.282580][ T32] r4:841a4d40 [ 1325.313657][ T32] INFO: task kworker/1:32:3228 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.313742][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.313826][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.313968][ T32] Call trace: [ 1325.314005][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.314103][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.314132][ T32] r4:00000000 [ 1325.314164][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.314215][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.314249][ T32] dd20: e1c7e000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.314313][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.314342][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.314368][ T32] r5:80050013 r4:80239bb0 [ 1325.314389][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.314448][ T32] r4:82ac21e4 [ 1325.314472][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.314550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.314622][ T32] r4:e04bddc0 [ 1325.314646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.314722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.314748][ T32] r4:00000000 [ 1325.314799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.314891][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.314917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.314964][ T32] r5:00001000 r4:dfdc5000 [ 1325.314984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.315027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.315073][ T32] r5:84b72b8c r4:84b72800 [ 1325.315093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.315176][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.315201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.315280][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.315310][ T32] r4:849ffe00 [ 1325.315332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.315385][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.315408][ T32] r4:00000001 [ 1325.315454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.315496][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.315556][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1325.315776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1325.316123][ T32] r4:8412d400 ** 4 printk messages dropped ** [ 1325.316349][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 ** 8 printk messages dropped ** [ 1325.316789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.316979][ T32] r5:85e62f8c r4:85e62c00 ** 2 printk messages dropped ** [ 1325.317069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.317374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.318049][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1325.318444][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.318672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.318727][ T32] r4:00000000 [ 1325.318750][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.318826][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.318850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.318926][ T32] r5:00001000 r4:dfdc5000 [ 1325.318951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.318995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.319063][ T32] r5:84b72b8c r4:84b72800 [ 1325.319112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.319187][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.319243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.319297][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.319319][ T32] r4:849ffe00 [ 1325.319338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.319442][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.319475][ T32] r4:00000001 [ 1325.319495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.319533][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.319593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.319632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.319660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.319691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.319725][ T32] r4:84b392c0 [ 1325.319748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.319772][ T32] INFO: task kworker/1:34:3232 blocked for more than 451 seconds. [ 1325.319799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.319823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.319888][ T32] task:kworker/1:34 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.319997][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.320057][ T32] Call trace: [ 1325.320087][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.320138][ T32] r10:8291a684 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84128c00 [ 1325.320164][ T32] r4:84128c00 [ 1325.320189][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.320235][ T32] r5:84128c00 r4:8291a680 [ 1325.320255][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.320299][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.320347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.320402][ T32] r4:00000000 [ 1325.320447][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.320489][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.320585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.320798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535ba40 [ 1325.320854][ T32] r4:00000000 [ 1325.320878][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.321020][ T32] r9:83018205 r8:84128c00 r7:00000000 r6:83018200 r5:00001000 r4:7f1b3000 ** 4 printk messages dropped ** [ 1325.321235][ T32] r5:85e15b8c r4:85e15800 [ 1325.321295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.321508][ T32] r10:61c88647 r9:84128c00 r8:849ac8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.321931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.322377][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.344815][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.345024][ T32] r4:82ac21e4 [ 1325.345074][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.345124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.345148][ T32] r4:e04bddc0 [ 1325.345168][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.345213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.345268][ T32] r4:00000000 [ 1325.345321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.345409][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.345465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.345517][ T32] r5:00001000 r4:dfdc5000 [ 1325.345538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.345580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.345634][ T32] r5:84b72b8c r4:84b72800 [ 1325.345654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.345706][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.345739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.345794][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.345839][ T32] r4:849ffe00 [ 1325.345863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.345948][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.346004][ T32] r4:00000001 [ 1325.346027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.346066][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.346093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.346122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.346149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.346212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.346267][ T32] r4:84b392c0 [ 1325.346294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.346334][ T32] INFO: task kworker/1:35:3234 blocked for more than 451 seconds. [ 1325.346410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.346441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.346492][ T32] task:kworker/1:35 state:D stack:0 pid:3234 tgid:3234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.346587][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.346673][ T32] Call trace: [ 1325.346750][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.346833][ T32] r10:8291a684 r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:83b28c00 [ 1325.346895][ T32] r4:83b28c00 [ 1325.346921][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.347022][ T32] r5:83b28c00 r4:8291a680 [ 1325.347048][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.347199][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.347395][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.347743][ T32] r5:85e0878c r4:85e08400 [ 1325.347763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.347846][ T32] r7:ddde2d80 r6:83018200 r5:85e0878c r4:849ac900 ** 4 printk messages dropped ** [ 1325.348123][ T32] r10:00000000 r9:849ac900 r8:80287e08 r7:dfc49e60 r6:849aca80 r5:83b28c00 ** 8 printk messages dropped ** [ 1325.348957][ T32] INFO: task kworker/1:35:3234 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1325.349421][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.349630][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.349885][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.350189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.350509][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.350661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.350964][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.351171][ T32] r5:84689800 r4:8291a680 [ 1325.351191][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.351230][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.351275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1325.351297][ T32] r4:00000000 [ 1325.351347][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.351390][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.351428][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.351503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535bb80 [ 1325.351529][ T32] r4:00000000 [ 1325.351550][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.351597][ T32] r9:83018205 r8:84689800 r7:00000000 r6:83018200 r5:00001000 r4:7f1b7000 [ 1325.351626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.351672][ T32] r5:00001000 r4:eda5b000 [ 1325.351725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.351802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.351888][ T32] r5:85e1638c r4:85e16000 [ 1325.351943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.351999][ T32] r7:ddde2d80 r6:83018200 r5:85e1638c r4:849ac980 [ 1325.352019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.352069][ T32] r10:61c88647 r9:84689800 r8:849ac9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.352122][ T32] r4:849ac980 [ 1325.352145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.352194][ T32] r10:00000000 r9:849ac980 r8:80287e08 r7:dfc55e60 r6:849aca00 r5:84689800 [ 1325.352216][ T32] r4:00000001 [ 1325.352269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.352313][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1325.352342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.352371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.352431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.352507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.374879][ T32] r4:8419c240 [ 1325.375371][ T32] INFO: task kworker/1:36:3238 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.375416][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.375862][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.376215][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.376397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 7 printk messages dropped ** [ 1325.376865][ T32] r5:84b72b8c r4:84b72800 ** 5 printk messages dropped ** [ 1325.377348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1325.377817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1325.378156][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1325.378526][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.379062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.379262][ T32] r7:ddde2d80 r6:83018200 r5:85e1578c r4:849acb00 ** 4 printk messages dropped ** [ 1325.379583][ T32] r10:00000000 r9:849acb00 r8:80287e08 r7:dfc69e60 r6:849acb80 r5:8468a400 ** 9 printk messages dropped ** [ 1325.380578][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.381393][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1325.382336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.406811][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.406839][ T32] r4:849ffe00 [ 1325.406861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.407011][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.407038][ T32] r4:00000001 [ 1325.407122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.407315][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.407351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.407383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.407411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.407517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.407543][ T32] r4:84b392c0 [ 1325.407567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.407597][ T32] INFO: task kworker/0:31:3241 blocked for more than 451 seconds. [ 1325.407739][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.407850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.408049][ T32] task:kworker/0:31 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.408395][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.408598][ T32] Call trace: [ 1325.408658][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.408803][ T32] r10:8291a684 r9:dfc75d84 r8:00000002 r7:60000113 r6:dfc75d8c r5:8468bc00 [ 1325.408831][ T32] r4:8468bc00 [ 1325.408868][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.408918][ T32] r5:8468bc00 r4:8291a680 [ 1325.409025][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.409071][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.409118][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc75e08 [ 1325.409141][ T32] r4:00000000 [ 1325.409161][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.409197][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.409234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.409279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ccc0 [ 1325.409302][ T32] r4:00000000 [ 1325.409321][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.409451][ T32] r9:83018005 r8:8468bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1325.409477][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.409523][ T32] r5:00001000 r4:ed26f000 [ 1325.409578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.409630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.409697][ T32] r5:85d5bb8c r4:85d5b800 [ 1325.409720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.409770][ T32] r7:dddced80 r6:83018000 r5:85d5bb8c r4:847c8800 [ 1325.409792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.409891][ T32] r10:61c88647 r9:8468bc00 r8:847c882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.409917][ T32] r4:847c8800 [ 1325.409938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.410227][ T32] r10:00000000 r9:847c8800 r8:80287e08 r7:dfbf5e60 r6:849acc00 r5:8468bc00 [ 1325.410445][ T32] r4:00000001 [ 1325.410468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.410566][ T32] Exception stack(0xdfc75fb0 to 0xdfc75ff8) [ 1325.410599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.410634][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.410662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.410693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.410907][ T32] r4:849f2580 [ 1325.411316][ T32] INFO: task kworker/0:31:3241 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.411614][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.411857][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.411910][ T32] Call trace: [ 1325.411954][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.412014][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.412039][ T32] r4:00000000 [ 1325.412096][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.412142][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.412173][ T32] dd20: e2d59000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.412222][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.412337][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1325.424804][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1325.425992][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 9 printk messages dropped ** [ 1325.426837][ T32] r4:849ffe00 ** 3 printk messages dropped ** [ 1325.427091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.427730][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.428201][ T32] r4:84688000 ** 4 printk messages dropped ** [ 1325.428698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 ** 8 printk messages dropped ** [ 1325.429119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.429425][ T32] r5:85d5b78c r4:85d5b400 ** 1 printk messages dropped ** [ 1325.429670][ T32] r7:dddced80 r6:83018000 r5:85d5b78c r4:847c8700 ** 6 printk messages dropped ** [ 1325.430248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1325.431288][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.432191][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.432446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.453437][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 8 printk messages dropped ** [ 1325.454643][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.456141][ T32] task:kworker/0:33 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.456979][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1325.457006][ T32] r4:00000000 [ 1325.457085][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.457126][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.457280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.457397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b0000 [ 1325.457505][ T32] r4:00000000 [ 1325.457529][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.457580][ T32] r9:83018005 r8:8468b000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1325.457607][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.457653][ T32] r5:00001000 r4:ed3a5000 [ 1325.457731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.457778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.457824][ T32] r5:85d6438c r4:85d64000 [ 1325.457844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.457892][ T32] r7:dddced80 r6:83018000 r5:85d6438c r4:847c8780 [ 1325.457913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.457963][ T32] r10:61c88647 r9:8468b000 r8:847c87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.457985][ T32] r4:847c8780 [ 1325.458202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.458316][ T32] r10:00000000 r9:847c8780 r8:80287e08 r7:dfc75e60 r6:849acd00 r5:8468b000 [ 1325.458342][ T32] r4:00000001 [ 1325.458362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.458399][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1325.458426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.458455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.458547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.458581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.458607][ T32] r4:849f2500 [ 1325.459235][ T32] INFO: task kworker/0:33:3244 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.459368][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.459580][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.459697][ T32] Call trace: [ 1325.459731][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.459787][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.459811][ T32] r4:00000000 [ 1325.459866][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.460143][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.460177][ T32] dd20: e3345000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.460208][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.460234][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.460260][ T32] r5:80050013 r4:80239bb0 [ 1325.460388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.460438][ T32] r4:82ac21e4 [ 1325.460635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.460714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.460977][ T32] r4:e04bddc0 [ 1325.461111][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.461162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.461186][ T32] r4:00000000 [ 1325.461244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.461300][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.461323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.461456][ T32] r5:00001000 r4:dfdc5000 [ 1325.461481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.461575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.461630][ T32] r5:84b72b8c r4:84b72800 [ 1325.461813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.461870][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.461893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.462048][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.462076][ T32] r4:849ffe00 [ 1325.462096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.462251][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.462362][ T32] r4:00000001 [ 1325.462444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.490311][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.490411][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.490904][ T32] INFO: task kworker/0:34:3246 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1325.491523][ T32] r5:8468c800 r4:8291a680 ** 3 printk messages dropped ** [ 1325.491808][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.492085][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.492468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.498566][ T32] r10:61c88647 r9:8468c800 r8:847c89ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.499196][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.500029][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1325.500531][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.500989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.501763][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1325.502272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1325.525444][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1325.525938][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.526557][ T32] r5:85d6478c r4:85d64400 [ 1325.526726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.527133][ T32] r10:00000000 r9:847c8a00 r8:80287e08 r7:dfc81e60 r6:849ace00 r5:8468d400 ** 4 printk messages dropped ** [ 1325.527282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.527311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.527341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.527363][ T32] r4:849f2780 [ 1325.527793][ T32] INFO: task kworker/0:35:3248 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.527904][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.528129][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.528180][ T32] Call trace: [ 1325.528229][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.528436][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.528546][ T32] r4:00000000 [ 1325.528569][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.528620][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.528744][ T32] dd20: e3e44000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.528781][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.528808][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.528856][ T32] r5:80050013 r4:80239bb0 [ 1325.528964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.529013][ T32] r4:82ac21e4 [ 1325.529040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.529410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.529437][ T32] r4:e04bddc0 [ 1325.529457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.529504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.529526][ T32] r4:00000000 [ 1325.529546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.529723][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.529749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.529829][ T32] r5:00001000 r4:dfdc5000 [ 1325.529903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.530015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.530066][ T32] r5:84b72b8c r4:84b72800 [ 1325.530088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.530138][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.530159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.530208][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.530230][ T32] r4:849ffe00 [ 1325.530280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.530371][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.530478][ T32] r4:00000001 [ 1325.530613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.530655][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.530683][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.530713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.530742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.530844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.530871][ T32] r4:84b392c0 [ 1325.530893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.530921][ T32] INFO: task kworker/0:36:3249 blocked for more than 452 seconds. [ 1325.531034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.531064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.531129][ T32] task:kworker/0:36 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.531195][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.531584][ T32] Call trace: [ 1325.531682][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.531741][ T32] r10:8291a684 r9:dfc95d84 r8:00000002 r7:60000013 r6:dfc95d8c r5:8468ec00 [ 1325.531765][ T32] r4:8468ec00 [ 1325.531983][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.532034][ T32] r5:8468ec00 r4:8291a680 [ 1325.532092][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1325.532383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc95e08 ** 9 printk messages dropped ** [ 1325.564306][ T32] r5:00001000 r4:ed43f000 ** 2 printk messages dropped ** [ 1325.564497][ T32] r5:85d64f8c r4:85d64c00 [ 1325.564521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.564962][ T32] r10:61c88647 r9:8468ec00 r8:847c8aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.565772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.567157][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1325.567853][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.568077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.568949][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.569483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.570413][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.571331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 ** 8 printk messages dropped ** [ 1325.572410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1325.597681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1325.598077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.598250][ T32] Exception stack(0xdfca1fb0 to 0xdfca1ff8) [ 1325.598292][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.598326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.598354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.598386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.598409][ T32] r4:849f2a00 [ 1325.598930][ T32] INFO: task kworker/0:37:3252 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.599056][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.599135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.599605][ T32] Call trace: [ 1325.599734][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.599854][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.599882][ T32] r4:00000000 [ 1325.599982][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.600028][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.600058][ T32] dd20: e4911000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.600228][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.600259][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.600523][ T32] r5:80050013 r4:80239bb0 [ 1325.600547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.600595][ T32] r4:82ac21e4 [ 1325.600644][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.600748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.600776][ T32] r4:e04bddc0 [ 1325.600832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.600966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.601085][ T32] r4:00000000 [ 1325.601198][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.601253][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.601276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.601322][ T32] r5:00001000 r4:dfdc5000 [ 1325.601642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.601736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.601786][ T32] r5:84b72b8c r4:84b72800 [ 1325.601921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.601976][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.602035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.602091][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.602113][ T32] r4:849ffe00 [ 1325.602153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.602207][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.602230][ T32] r4:00000001 [ 1325.602249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.602369][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.602400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.602457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.617327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.617417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.617472][ T32] r4:84b392c0 [ 1325.617811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.617994][ T32] INFO: task kworker/0:38:3255 blocked for more than 452 seconds. [ 1325.618034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.618396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.618423][ T32] task:kworker/0:38 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.618518][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.618582][ T32] Call trace: [ 1325.618619][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.618678][ T32] r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000013 r6:dfcadd8c r5:84978c00 [ 1325.618701][ T32] r4:84978c00 [ 1325.618721][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.618767][ T32] r5:84978c00 r4:8291a680 [ 1325.618787][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.618828][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.619080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.619444][ T32] r5:85d6578c r4:85d65400 [ 1325.619464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.619606][ T32] r10:61c88647 r9:84978c00 r8:847c8bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1325.619986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1325.620857][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.621025][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 6 printk messages dropped ** [ 1325.621237][ T32] r4:e04bddc0 [ 1325.621402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.621456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.621480][ T32] r4:00000000 [ 1325.621500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.621551][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.621619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.621670][ T32] r5:00001000 r4:dfdc5000 [ 1325.621690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.621733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.621820][ T32] r5:84b72b8c r4:84b72800 [ 1325.621952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.622031][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.622055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1325.622396][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1325.622564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.644669][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.645385][ T32] r5:8497a400 r4:8291a680 ** 3 printk messages dropped ** [ 1325.646121][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.646309][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.646516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.646608][ T32] r5:85d6538c r4:85d65000 ** 1 printk messages dropped ** [ 1325.646680][ T32] r7:dddced80 r6:83018000 r5:85d6538c r4:847c8900 ** 5 printk messages dropped ** [ 1325.647186][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.647546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.648838][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1325.649663][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.649848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.651015][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.651289][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.652226][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.682450][ T32] r5:84978000 r4:8291a680 ** 5 printk messages dropped ** [ 1325.683712][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.684457][ T32] r5:85d6678c r4:85d66400 ** 1 printk messages dropped ** [ 1325.684574][ T32] r7:dddced80 r6:83018000 r5:85d6678c r4:847c8c80 ** 4 printk messages dropped ** [ 1325.685066][ T32] r10:00000000 r9:847c8c80 r8:80287e08 r7:dfcb5e60 r6:8408d580 r5:84978000 ** 9 printk messages dropped ** [ 1325.686158][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.686248][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.686389][ T32] Call trace: [ 1325.686424][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.686480][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.686503][ T32] r4:00000000 [ 1325.686564][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.686833][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.686870][ T32] dd20: e5434000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.686901][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.686929][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.686956][ T32] r5:80050013 r4:80239bb0 [ 1325.687002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.687051][ T32] r4:82ac21e4 [ 1325.687072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.687119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.687155][ T32] r4:e04bddc0 [ 1325.687178][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.687226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.687248][ T32] r4:00000000 [ 1325.687319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.687386][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.688145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.688196][ T32] r5:00001000 r4:dfdc5000 [ 1325.688360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.688408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.688455][ T32] r5:84b72b8c r4:84b72800 [ 1325.688475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.689497][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.689527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.689580][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.689627][ T32] r4:849ffe00 [ 1325.689830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.690551][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.690579][ T32] r4:00000001 [ 1325.690604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.690668][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.691021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.691814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.691849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.691881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.691903][ T32] r4:84b392c0 [ 1325.691924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.692050][ T32] INFO: task kworker/1:38:3263 blocked for more than 452 seconds. [ 1325.692301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.692330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.692356][ T32] task:kworker/1:38 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.692616][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.715565][ T32] Call trace: [ 1325.715650][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.715737][ T32] r10:8291a684 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:8497bc00 [ 1325.715806][ T32] r4:8497bc00 [ 1325.715832][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.715902][ T32] r5:8497bc00 r4:8291a680 [ 1325.715975][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.716204][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.716255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1325.716279][ T32] r4:00000000 [ 1325.716337][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.716416][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.716461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.716508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535b7c0 [ 1325.716532][ T32] r4:00000000 [ 1325.716552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.716663][ T32] r9:83018205 r8:8497bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f1af000 [ 1325.716693][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.716777][ T32] r5:00001000 r4:eda33000 [ 1325.716803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.716847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.716913][ T32] r5:85e1538c r4:85e15000 [ 1325.716937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.717139][ T32] r7:ddde2d80 r6:83018200 r5:85e1538c r4:8472c000 [ 1325.717166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.717219][ T32] r10:61c88647 r9:8497bc00 r8:8472c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.717327][ T32] r4:8472c000 [ 1325.717467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.717627][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) ** 6 printk messages dropped ** [ 1325.718233][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.719193][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.719354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1325.719949][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.720374][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.720607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.721164][ T32] r4:8497d400 ** 4 printk messages dropped ** [ 1325.721556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 ** 8 printk messages dropped ** [ 1325.721913][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.743290][ T32] r7:ddde2d80 r6:83018200 r5:85e1678c r4:8472c180 ** 1 printk messages dropped ** [ 1325.743369][ T32] r10:61c88647 r9:8497d400 r8:8472c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.743393][ T32] r4:8472c180 [ 1325.743541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.743604][ T32] r10:00000000 r9:8472c180 r8:80287e08 r7:dfc69e60 r6:8472c280 r5:8497d400 [ 1325.743629][ T32] r4:00000001 [ 1325.743691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.743736][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1325.743832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.743966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.743998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.744099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.744228][ T32] r4:849e2080 [ 1325.744675][ T32] INFO: task kworker/1:39:3267 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.744715][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.744786][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.745085][ T32] Call trace: [ 1325.745205][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.745263][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.745553][ T32] r4:00000000 [ 1325.745577][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.745668][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.745703][ T32] dd20: e5b03000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.745798][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.745828][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.745853][ T32] r5:80050013 r4:80239bb0 [ 1325.745932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.745982][ T32] r4:82ac21e4 [ 1325.746157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.746207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.746231][ T32] r4:e04bddc0 [ 1325.746249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.746295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.746345][ T32] r4:00000000 [ 1325.746443][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.746603][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.746691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.746741][ T32] r5:00001000 r4:dfdc5000 [ 1325.746762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.746804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.746863][ T32] r5:84b72b8c r4:84b72800 [ 1325.746886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.746936][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.746956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.747020][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.747308][ T32] r4:849ffe00 [ 1325.747332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.747382][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.747565][ T32] r4:00000001 [ 1325.747588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.747633][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 3 printk messages dropped ** [ 1325.748129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1325.749042][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1325.751081][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.751217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535bf80 ** 7 printk messages dropped ** [ 1325.751869][ T32] r5:85e16f8c r4:85e16c00 [ 1325.752071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.783162][ T32] r4:8472c080 ** 4 printk messages dropped ** [ 1325.784374][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) ** 6 printk messages dropped ** [ 1325.786217][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.789408][ T32] r4:82ac21e4 [ 1325.789455][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.789568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.789594][ T32] r4:e04bddc0 [ 1325.789623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.789673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.789867][ T32] r4:00000000 [ 1325.790060][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.790519][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.790547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.790754][ T32] r5:00001000 r4:dfdc5000 [ 1325.790779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.790825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.790893][ T32] r5:84b72b8c r4:84b72800 [ 1325.790917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.790969][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.791008][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.791063][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.791133][ T32] r4:849ffe00 [ 1325.791156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.791377][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.791493][ T32] r4:00000001 [ 1325.791515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.791555][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.791718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.791755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.791826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.791935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.792048][ T32] r4:84b392c0 [ 1325.792074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.792176][ T32] INFO: task kworker/1:41:3270 blocked for more than 452 seconds. [ 1325.792260][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.792289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.792403][ T32] task:kworker/1:41 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.828472][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.828598][ T32] Call trace: [ 1325.828680][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.828778][ T32] r10:8291a684 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:84808c00 [ 1325.828830][ T32] r4:84808c00 [ 1325.828873][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.828924][ T32] r5:84808c00 r4:8291a680 [ 1325.828945][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.828987][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.829032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.829087][ T32] r4:00000000 [ 1325.829141][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.829181][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.829253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.829304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8535bec0 [ 1325.829327][ T32] r4:00000000 [ 1325.829347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.829398][ T32] r9:83018205 r8:84808c00 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [ 1325.829458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.829537][ T32] r5:00001000 r4:dfc4b000 [ 1325.829560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.829642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.829726][ T32] r5:85e16b8c r4:85e16800 [ 1325.829769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.829825][ T32] r7:ddde2d80 r6:83018200 r5:85e16b8c r4:8472c200 [ 1325.829847][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.829900][ T32] r10:61c88647 r9:84808c00 r8:8472c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.829957][ T32] r4:8472c200 [ 1325.830006][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.830060][ T32] r10:00000000 r9:8472c200 r8:80287e08 r7:dfac1e60 r6:847c8d80 r5:84808c00 [ 1325.830114][ T32] r4:00000001 [ 1325.830136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.830208][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.830273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.830322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.830383][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.830418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1325.830929][ T32] INFO: task kworker/1:41:3270 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1325.831456][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.831670][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.831842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.832399][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 7 printk messages dropped ** [ 1325.838621][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 7 printk messages dropped ** [ 1325.838947][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.839386][ T32] r4:8480b000 ** 3 printk messages dropped ** [ 1325.839511][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.839825][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.840156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.840294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1325.840599][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) ** 6 printk messages dropped ** [ 1325.841230][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.841940][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.842158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1325.858493][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 6 printk messages dropped ** [ 1325.858796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.859118][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1325.859342][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1325.859812][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.859874][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.859942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.859992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365540 [ 1325.860046][ T32] r4:00000000 [ 1325.860070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.860122][ T32] r9:83018205 r8:8480bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f151000 [ 1325.860144][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.860188][ T32] r5:00001000 r4:ed7bf000 [ 1325.860260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.860336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.860386][ T32] r5:8543478c r4:85434400 [ 1325.860405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.860454][ T32] r7:ddde2d80 r6:83018200 r5:8543478c r4:8472c480 [ 1325.860473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.860522][ T32] r10:61c88647 r9:8480bc00 r8:8472c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.860545][ T32] r4:8472c480 [ 1325.860597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.860683][ T32] r10:00000000 r9:8472c480 r8:80287e08 r7:dfae5e60 r6:847c8e00 r5:8480bc00 [ 1325.860709][ T32] r4:00000001 [ 1325.860774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.860816][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1325.860844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.860895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.860927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.860983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.861044][ T32] r4:849e2780 [ 1325.861465][ T32] INFO: task kworker/1:43:3275 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.861501][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.861621][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.861694][ T32] Call trace: [ 1325.861728][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.861783][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.861848][ T32] r4:00000000 [ 1325.861901][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.861947][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.861988][ T32] dd20: e70fe000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.862021][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.862048][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.862072][ T32] r5:80050013 r4:80239bb0 [ 1325.862093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.862137][ T32] r4:82ac21e4 [ 1325.862156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.862201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.862223][ T32] r4:e04bddc0 [ 1325.862241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.862286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.862308][ T32] r4:00000000 [ 1325.862351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.862404][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.862448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.872972][ T32] r5:00001000 r4:dfdc5000 [ 1325.873039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.873147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.873215][ T32] r5:84b72b8c r4:84b72800 [ 1325.873255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.873312][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.873334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.873410][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.873437][ T32] r4:849ffe00 [ 1325.873457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.873508][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.873612][ T32] r4:00000001 [ 1325.873673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.873720][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.873753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.873836][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.873917][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.873951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.873974][ T32] r4:84b392c0 [ 1325.873997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.874026][ T32] INFO: task kworker/1:44:3277 blocked for more than 452 seconds. [ 1325.874060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.874119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.874146][ T32] task:kworker/1:44 state:D stack:0 pid:3277 tgid:3277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.874203][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.874248][ T32] Call trace: [ 1325.874309][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.874430][ T32] r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:8480c800 [ 1325.874458][ T32] r4:8480c800 [ 1325.874479][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.874525][ T32] r5:8480c800 r4:8291a680 [ 1325.874545][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.874616][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1325.874853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.875081][ T32] r9:83018205 r8:8480c800 r7:00000000 r6:83018200 r5:00001000 r4:7f14f000 ** 3 printk messages dropped ** [ 1325.875237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.875299][ T32] r5:8543438c r4:85434000 [ 1325.875342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.875425][ T32] r7:ddde2d80 r6:83018200 r5:8543438c r4:8472c580 [ 1325.875459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.875512][ T32] r10:61c88647 r9:8480c800 r8:8472c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.875534][ T32] r4:8472c580 [ 1325.875582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.875643][ T32] r10:00000000 r9:8472c580 r8:80287e08 r7:dfafde60 r6:847c8880 r5:8480c800 [ 1325.875666][ T32] r4:00000001 [ 1325.875684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.875721][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1325.875748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.875788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.875820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.875852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.875875][ T32] r4:849e2a00 [ 1325.876285][ T32] INFO: task kworker/1:44:3277 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.876349][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.876410][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.876454][ T32] Call trace: [ 1325.876525][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.876583][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.876644][ T32] r4:00000000 [ 1325.876669][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.876767][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.876800][ T32] dd20: e75b7000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.876830][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1325.876856][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1325.876938][ T32] r5:80050013 r4:80239bb0 [ 1325.876962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.877006][ T32] r4:82ac21e4 [ 1325.877026][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.877071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1325.877093][ T32] r4:e04bddc0 [ 1325.877112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.877156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1325.877210][ T32] r4:00000000 [ 1325.877233][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.877314][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.877338][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.877383][ T32] r5:00001000 r4:dfdc5000 [ 1325.877403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.877476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.877537][ T32] r5:84b72b8c r4:84b72800 [ 1325.877560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.877647][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.877673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.877752][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.877808][ T32] r4:849ffe00 [ 1325.877830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.877882][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.877904][ T32] r4:00000001 [ 1325.877922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.878014][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.878045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.878074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.878101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.878206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.878231][ T32] r4:84b392c0 [ 1325.878253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.878276][ T32] INFO: task kworker/0:42:3278 blocked for more than 452 seconds. [ 1325.878303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.878327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.878347][ T32] task:kworker/0:42 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.878429][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.878577][ T32] Call trace: [ 1325.878643][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.878696][ T32] r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000013 r6:dfb4dd8c r5:8480d400 [ 1325.878720][ T32] r4:8480d400 [ 1325.878740][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.878843][ T32] r5:8480d400 r4:8291a680 ** 2 printk messages dropped ** [ 1325.879009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 ** 4 printk messages dropped ** [ 1325.879208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d0bc00 ** 5 printk messages dropped ** [ 1325.879493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.879580][ T32] r5:85d66f8c r4:85d66c00 [ 1325.879604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.879688][ T32] r7:dddced80 r6:83018000 r5:85d66f8c r4:847c8e80 [ 1325.879713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.879764][ T32] r10:61c88647 r9:8480d400 r8:847c8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.879787][ T32] r4:847c8e80 [ 1325.879805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.879853][ T32] r10:00000000 r9:847c8e80 r8:80287e08 r7:dfcc1e60 r6:847c8f00 r5:8480d400 [ 1325.879899][ T32] r4:00000001 [ 1325.879961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.880050][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.880104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.880148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.880240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.880286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.880342][ T32] r4:847de1c0 [ 1325.880561][ T32] INFO: task kworker/0:42:3278 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.880612][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.880693][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.880773][ T32] Call trace: [ 1325.880819][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1325.880997][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1325.881299][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.881587][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.881977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.882294][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1325.904883][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1325.905061][ T32] task:kworker/1:45 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.905634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 ** 7 printk messages dropped ** [ 1325.905977][ T32] r9:83018205 r8:8480e000 r7:00000000 r6:83018200 r5:00001000 r4:7f14b000 ** 4 printk messages dropped ** [ 1325.906255][ T32] r5:85e17b8c r4:85e17800 ** 3 printk messages dropped ** [ 1325.906403][ T32] r10:61c88647 r9:8480e000 r8:8472c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.906664][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) ** 4 printk messages dropped ** [ 1325.906979][ T32] r4:849e2700 ** 2 printk messages dropped ** [ 1325.907603][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1325.907816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.907967][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 5 printk messages dropped ** [ 1325.908296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1325.908455][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.908546][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1325.908569][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.908620][ T32] r5:00001000 r4:dfdc5000 [ 1325.908698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.908746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.908792][ T32] r5:84b72b8c r4:84b72800 [ 1325.908852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.908929][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.908953][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.909036][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.909062][ T32] r4:849ffe00 [ 1325.909113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.909196][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.909252][ T32] r4:00000001 [ 1325.909274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.909313][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.909340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.909370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.909397][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.909427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.909449][ T32] r4:84b392c0 [ 1325.909488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.909553][ T32] INFO: task kworker/1:46:3283 blocked for more than 452 seconds. [ 1325.909671][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.909700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.909721][ T32] task:kworker/1:46 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.909789][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.909892][ T32] Call trace: [ 1325.909925][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.910015][ T32] r10:8291a684 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:8480ec00 [ 1325.910068][ T32] r4:8480ec00 [ 1325.910117][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.910168][ T32] r5:8480ec00 r4:8291a680 [ 1325.910217][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.910262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.910309][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1325.910332][ T32] r4:00000000 [ 1325.910383][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.910456][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.910496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.910574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365380 [ 1325.910610][ T32] r4:00000000 [ 1325.910633][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.910682][ T32] r9:83018205 r8:8480ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f14d000 [ 1325.910704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.910748][ T32] r5:00001000 r4:ed6df000 [ 1325.910767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.910834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.910883][ T32] r5:85e17f8c r4:85e17c00 [ 1325.910903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.910952][ T32] r7:ddde2d80 r6:83018200 r5:85e17f8c r4:8472c400 [ 1325.910992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.911045][ T32] r10:61c88647 r9:8480ec00 r8:8472c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.911068][ T32] r4:8472c400 [ 1325.911086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.911156][ T32] r10:00000000 r9:8472c400 r8:80287e08 r7:dfb5de60 r6:8477f000 r5:8480ec00 [ 1325.911182][ T32] r4:00000001 [ 1325.911202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.911239][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1325.911268][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.911298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.911357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.911392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.911445][ T32] r4:849e2640 [ 1325.911663][ T32] INFO: task kworker/1:46:3283 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.911711][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.911770][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.911829][ T32] Call trace: [ 1325.911858][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.911914][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.911937][ T32] r4:00000000 [ 1325.911957][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1325.912143][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1325.912416][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1325.935644][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.935907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.936416][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.936742][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1325.936921][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1325.937049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1325.937124][ T32] task:kworker/1:47 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.937376][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.937483][ T32] Call trace: [ 1325.937573][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.937666][ T32] r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000013 r6:dfb91d8c r5:8480a400 [ 1325.937693][ T32] r4:8480a400 [ 1325.937727][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.937777][ T32] r5:8480a400 r4:8291a680 [ 1325.937798][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.937841][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.937887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1325.937910][ T32] r4:00000000 [ 1325.937996][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.938039][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1325.938077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1325.938127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365780 [ 1325.938153][ T32] r4:00000000 [ 1325.938174][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1325.938250][ T32] r9:83018205 r8:8480a400 r7:00000000 r6:83018200 r5:00001000 r4:7f155000 [ 1325.938276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.938322][ T32] r5:00001000 r4:ed7f3000 [ 1325.938343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.938384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.938428][ T32] r5:85434f8c r4:85434c00 [ 1325.938448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.938497][ T32] r7:ddde2d80 r6:83018200 r5:85434f8c r4:8472c700 [ 1325.938518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.938568][ T32] r10:61c88647 r9:8480a400 r8:8472c72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.938590][ T32] r4:8472c700 [ 1325.938616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.938665][ T32] r10:00000000 r9:8472c700 r8:80287e08 r7:dfb5de60 r6:8477f080 r5:8480a400 [ 1325.938687][ T32] r4:00000001 [ 1325.938706][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.938744][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1325.938772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.938964][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.938996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.939028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.939066][ T32] r4:849e2e80 [ 1325.939480][ T32] INFO: task kworker/1:47:3284 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1325.939546][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.939647][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.939727][ T32] Call trace: [ 1325.939770][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1325.939829][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1325.939881][ T32] r4:00000000 [ 1325.939905][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.939953][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1325.940027][ T32] dd20: e80bc000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1325.940092][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 6 printk messages dropped ** [ 1325.940335][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1325.940539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1325.941237][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1325.941786][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.942324][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.960761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.961003][ T32] r5:8543578c r4:85435400 ** 3 printk messages dropped ** [ 1325.961177][ T32] r10:61c88647 r9:84809800 r8:8472c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.961634][ T32] r4:849e2640 ** 7 printk messages dropped ** [ 1325.962397][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1325.967218][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.967543][ T32] r5:84b72b8c r4:84b72800 ** 1 printk messages dropped ** [ 1325.967634][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1325.967689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.967765][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.967792][ T32] r4:849ffe00 [ 1325.967812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.967874][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1325.967899][ T32] r4:00000001 [ 1325.967935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.967998][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1325.968029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.968060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.968087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.968117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.968138][ T32] r4:84b392c0 [ 1325.968193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.968235][ T32] INFO: task kworker/1:49:3287 blocked for more than 452 seconds. [ 1325.968269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.968293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.968314][ T32] task:kworker/1:49 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.968378][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.968436][ T32] Call trace: [ 1325.968467][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.968534][ T32] r10:8291a684 r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:84808000 [ 1325.968560][ T32] r4:84808000 [ 1325.968580][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1325.968653][ T32] r5:84808000 r4:8291a680 [ 1325.968676][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.968733][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.968793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1325.968828][ T32] r4:00000000 [ 1325.968869][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1325.968909][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.969320][ T32] r5:8543538c r4:85435000 [ 1325.969364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.969782][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) ** 7 printk messages dropped ** [ 1325.970514][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.970847][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 15 printk messages dropped ** [ 1325.971410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1325.971919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1325.972412][ T32] r4:84930000 ** 7 printk messages dropped ** [ 1325.988526][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.989056][ T32] r5:85d6738c r4:85d67000 [ 1325.989081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.989239][ T32] r4:8477f200 ** 6 printk messages dropped ** [ 1325.989497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.990359][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.990510][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 9 printk messages dropped ** [ 1325.990897][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.991145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.991861][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 1 printk messages dropped ** [ 1325.991941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.991993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.992030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.992062][ T32] r4:84b392c0 [ 1325.992086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.992113][ T32] INFO: task kworker/1:50:3291 blocked for more than 452 seconds. [ 1325.992146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.992171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.992193][ T32] task:kworker/1:50 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.992241][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.992313][ T32] Call trace: [ 1325.992347][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1325.992429][ T32] r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:84931800 [ 1325.992465][ T32] r4:84931800 [ 1326.008606][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.008742][ T32] r5:84931800 r4:8291a680 [ 1326.008779][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.008849][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.008915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1326.008942][ T32] r4:00000000 [ 1326.008962][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.009021][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.009068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.009114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85365bc0 [ 1326.009138][ T32] r4:00000000 [ 1326.009158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.009209][ T32] r9:83018205 r8:84931800 r7:00000000 r6:83018200 r5:00001000 r4:7f165000 [ 1326.009233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.009305][ T32] r5:00001000 r4:ed867000 [ 1326.009338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.009404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.009455][ T32] r5:85435b8c r4:85435800 [ 1326.009476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.009548][ T32] r7:ddde2d80 r6:83018200 r5:85435b8c r4:8472c500 [ 1326.009573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.009632][ T32] r10:61c88647 r9:84931800 r8:8472c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.009655][ T32] r4:8472c500 [ 1326.009674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.009724][ T32] r10:00000000 r9:8472c500 r8:80287e08 r7:dfba1e60 r6:8477f280 r5:84931800 [ 1326.009746][ T32] r4:00000001 [ 1326.009775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.009820][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1326.009853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.009883][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.009911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.009941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1326.010531][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.010901][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 12 printk messages dropped ** [ 1326.011424][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.011965][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.011989][ T32] r4:00000001 [ 1326.012008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.012067][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.012121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.012163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.012196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.012227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.022857][ T32] Call trace: ** 8 printk messages dropped ** [ 1326.023379][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.024053][ T32] r9:83018205 r8:84932400 r7:00000000 r6:83018200 r5:00001000 r4:7f169000 ** 4 printk messages dropped ** [ 1326.024327][ T32] r5:8543638c r4:85436000 ** 3 printk messages dropped ** [ 1326.024557][ T32] r10:61c88647 r9:84932400 r8:8472c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.025060][ T32] r4:8472d1c0 ** 7 printk messages dropped ** [ 1326.025868][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1326.026454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 14 printk messages dropped ** [ 1326.027333][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1326.027611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.028047][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.028422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 ** 12 printk messages dropped ** [ 1326.029011][ T32] r5:85435f8c r4:85435c00 [ 1326.029072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.029430][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.029662][ T32] r4:8472d100 ** 7 printk messages dropped ** [ 1326.030283][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1326.030453][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.030478][ T32] r5:80050013 r4:80239bb0 [ 1326.030500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.030581][ T32] r4:82ac21e4 [ 1326.030635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.030711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.030762][ T32] r4:e04bddc0 [ 1326.030789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.030837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.030891][ T32] r4:00000000 [ 1326.030919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.030972][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.031017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.031111][ T32] r5:00001000 r4:dfdc5000 [ 1326.031188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.031244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.031300][ T32] r5:84b72b8c r4:84b72800 [ 1326.031323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.031384][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.031412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.031470][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.031510][ T32] r4:849ffe00 [ 1326.031580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.031642][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.031668][ T32] r4:00000001 [ 1326.031689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.031741][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.031776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.031809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.031839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.031877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.031912][ T32] r4:84b392c0 [ 1326.031939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.031987][ T32] INFO: task kworker/1:54:3300 blocked for more than 452 seconds. [ 1326.032022][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.032070][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.032117][ T32] task:kworker/1:54 state:D stack:0 pid:3300 tgid:3300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.032199][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.032258][ T32] Call trace: [ 1326.032292][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.032346][ T32] r10:8291a684 r9:dfcd5d84 r8:00000002 r7:60000113 r6:dfcd5d8c r5:84936000 ** 9 printk messages dropped ** [ 1326.053385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.053862][ T32] r5:8543678c r4:85436400 [ 1326.053894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.054313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.055331][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1326.055685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 12 printk messages dropped ** [ 1326.056234][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 10 printk messages dropped ** [ 1326.056753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.057330][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1326.057907][ T32] r9:83018205 r8:84935400 r7:00000000 r6:83018200 r5:00001000 r4:7f16d000 [ 1326.057931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.058000][ T32] r5:00001000 r4:ed8cb000 [ 1326.058026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.058084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.058137][ T32] r5:85436b8c r4:85436800 [ 1326.058172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.058228][ T32] r7:ddde2d80 r6:83018200 r5:85436b8c r4:8472cb00 [ 1326.058272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.058331][ T32] r10:61c88647 r9:84935400 r8:8472cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.058358][ T32] r4:8472cb00 [ 1326.058378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.058430][ T32] r10:00000000 r9:8472cb00 r8:80287e08 r7:dfccde60 r6:8477f680 r5:84935400 [ 1326.058476][ T32] r4:00000001 [ 1326.058544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.058590][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1326.058623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.058655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.058685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.058737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.058767][ T32] r4:8472d640 [ 1326.058971][ T32] INFO: task kworker/1:55:3302 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.059008][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.059071][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.059121][ T32] Call trace: [ 1326.059173][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.059230][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.059255][ T32] r4:00000000 [ 1326.059276][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.059320][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.059387][ T32] dd20: e9460000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.059425][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.059454][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.059483][ T32] r5:80050013 r4:80239bb0 [ 1326.059529][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.059591][ T32] r4:82ac21e4 [ 1326.059620][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.059670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 5 printk messages dropped ** [ 1326.059902][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 11 printk messages dropped ** [ 1326.060446][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 12 printk messages dropped ** [ 1326.061012][ T32] task:kworker/1:56 state:D stack:0 pid:3305 tgid:3305 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.061701][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.062077][ T32] r5:85436f8c r4:85436c00 ** 3 printk messages dropped ** [ 1326.062227][ T32] r10:61c88647 r9:84934800 r8:8472cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1326.062396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.095268][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1326.095388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.095432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.095462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.095497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.095521][ T32] r4:8472d800 [ 1326.095942][ T32] INFO: task kworker/1:56:3305 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.095979][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.096089][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.096185][ T32] Call trace: [ 1326.096229][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.096293][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.096318][ T32] r4:00000000 [ 1326.096338][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.096380][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.096411][ T32] dd20: e9f3e000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.096464][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.096495][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.096521][ T32] r5:80050013 r4:80239bb0 [ 1326.096565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.096645][ T32] r4:82ac21e4 [ 1326.096671][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.096880][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.097293][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 9 printk messages dropped ** [ 1326.097787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.098419][ T32] r10:8291a684 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:8497ec00 ** 4 printk messages dropped ** [ 1326.098632][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.098726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1326.098762][ T32] r4:00000000 [ 1326.098784][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.098823][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.098868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.098936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84748140 [ 1326.098968][ T32] r4:00000000 [ 1326.098990][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.099062][ T32] r9:83018205 r8:8497ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f171000 [ 1326.099089][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.099137][ T32] r5:00001000 r4:ed8f7000 [ 1326.099175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.099221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.099267][ T32] r5:8543738c r4:85437000 [ 1326.099287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.099336][ T32] r7:ddde2d80 r6:83018200 r5:8543738c r4:8472ca80 ** 1 printk messages dropped ** [ 1326.099432][ T32] r10:61c88647 r9:8497ec00 r8:8472caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.099831][ T32] r4:8472d6c0 ** 5 printk messages dropped ** [ 1326.100346][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1326.100707][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.101027][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.101298][ T32] r5:84b72b8c r4:84b72800 ** 6 printk messages dropped ** [ 1326.101623][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 12 printk messages dropped ** [ 1326.102231][ T32] task:kworker/0:86 state:D stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.102283][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.102356][ T32] Call trace: [ 1326.102404][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.112117][ T32] r10:8291a684 r9:e0029d84 r8:00000002 r7:60000113 r6:e0029d8c r5:8492a400 [ 1326.112185][ T32] r4:8492a400 [ 1326.112230][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.112319][ T32] r5:8492a400 r4:8291a680 [ 1326.112365][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.112413][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.112494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0029e08 [ 1326.112984][ T32] r4:00000000 [ 1326.113014][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.113065][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.113108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.113167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1326.113198][ T32] r4:00000000 [ 1326.113229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.113295][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1326.113321][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.113381][ T32] r5:00001000 r4:dfe13000 [ 1326.113405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.113496][ T32] r5:84aebb8c r4:84aeb800 ** 1 printk messages dropped ** [ 1326.113567][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 10 printk messages dropped ** [ 1326.113967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.114865][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1326.115327][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.115704][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 7 printk messages dropped ** [ 1326.116091][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1326.116659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.117052][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1326.117559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.117825][ T32] r4:849a8580 ** 7 printk messages dropped ** [ 1326.118129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.118800][ T32] dd20: e9f3e000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 12 printk messages dropped ** [ 1326.119313][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.119355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.119424][ T32] r5:00001000 r4:dfdc5000 [ 1326.119448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.119509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.119558][ T32] r5:84b72b8c r4:84b72800 [ 1326.119578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.119629][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.119650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.119700][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.119722][ T32] r4:849ffe00 [ 1326.119741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.119790][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.119836][ T32] r4:00000001 [ 1326.119897][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.119943][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.119971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.120021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.120081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.120115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.120139][ T32] r4:84b392c0 [ 1326.120159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.120201][ T32] INFO: task kworker/1:222:3734 blocked for more than 452 seconds. [ 1326.120229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.120253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.120274][ T32] task:kworker/1:222 state:D stack:0 pid:3734 tgid:3734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.120333][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.120393][ T32] Call trace: [ 1326.120427][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.120479][ T32] r10:8291a684 r9:e04c1d84 r8:00000002 r7:60000113 r6:e04c1d8c r5:84ba2400 [ 1326.120503][ T32] r4:84ba2400 [ 1326.120533][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.120582][ T32] r5:84ba2400 r4:8291a680 [ 1326.120604][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.120707][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.120782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c1e08 [ 1326.120819][ T32] r4:00000000 [ 1326.120842][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.120888][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.120926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.120970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39380 [ 1326.121016][ T32] r4:00000000 [ 1326.121042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.121114][ T32] r9:83018205 r8:84ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.121156][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.121358][ T32] r5:84b72f8c r4:84b72c00 [ 1326.121378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.121497][ T32] r10:61c88647 r9:84ba2400 r8:84b1cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1326.122368][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.157336][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1326.157770][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 9 printk messages dropped ** [ 1326.158252][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1326.158512][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 8 printk messages dropped ** [ 1326.158808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1326.159357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04c9e08 ** 12 printk messages dropped ** [ 1326.159848][ T32] r5:84b7338c r4:84b73000 ** 3 printk messages dropped ** [ 1326.160056][ T32] r10:61c88647 r9:84ba3c00 r8:849ffeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1326.160225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.160263][ T32] Exception stack(0xe04c9fb0 to 0xe04c9ff8) [ 1326.160313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.160348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.160395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.160431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.160454][ T32] r4:84b39400 [ 1326.160902][ T32] INFO: task kworker/1:223:3736 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.160953][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.161034][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.161095][ T32] Call trace: [ 1326.161171][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.161230][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.161254][ T32] r4:00000000 [ 1326.161274][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.161316][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.161346][ T32] dd20: ea9c8000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.161376][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.161413][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.161462][ T32] r5:80050013 r4:80239bb0 [ 1326.161488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.161532][ T32] r4:82ac21e4 [ 1326.161574][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.161625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.161669][ T32] r4:e04bddc0 [ 1326.161692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.161740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 6 printk messages dropped ** [ 1326.162016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.162513][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1326.173555][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.174001][ T32] r4:00000000 [ 1326.174029][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.174071][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.174135][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.174205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7c80 [ 1326.174232][ T32] r4:00000000 [ 1326.174273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.174327][ T32] r9:83018005 r8:84ba3000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1326.174351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.174396][ T32] r5:00001000 r4:e0031000 [ 1326.174436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.174493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.174542][ T32] r5:84af478c r4:84af4400 [ 1326.174563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.174627][ T32] r7:dddced80 r6:83018000 r5:84af478c r4:849a8780 [ 1326.174671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.174726][ T32] r10:61c88647 r9:84ba3000 r8:849a87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.174750][ T32] r4:849a8780 [ 1326.174770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.174820][ T32] r10:00000000 r9:849a8780 r8:80287e08 r7:e00d1e60 r6:847d7c80 r5:84ba3000 ** 7 printk messages dropped ** [ 1326.175117][ T32] r4:84859d80 ** 9 printk messages dropped ** [ 1326.175971][ T32] dd20: ea9c8000 ed45d000 00000001 80239b98 7f55f000 00000001 ** 13 printk messages dropped ** [ 1326.176502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.177012][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1326.177505][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1326.177823][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.178227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d72c0 ** 7 printk messages dropped ** [ 1326.178527][ T32] r5:8472b78c r4:8472b400 ** 1 printk messages dropped ** [ 1326.178626][ T32] r7:dddced80 r6:83018000 r5:8472b78c r4:849a8800 ** 4 printk messages dropped ** [ 1326.178874][ T32] r10:00000000 r9:849a8800 r8:80287e08 r7:e04d1e60 r6:84b3b000 r5:84ba4800 ** 7 printk messages dropped ** [ 1326.179197][ T32] r4:84859d80 ** 5 printk messages dropped ** [ 1326.179681][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.179864][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.179912][ T32] r5:80050013 r4:80239bb0 [ 1326.179936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.179980][ T32] r4:82ac21e4 [ 1326.179999][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.180062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.180116][ T32] r4:e04bddc0 [ 1326.180148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.180239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.180265][ T32] r4:00000000 [ 1326.180295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.180348][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.180370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.180458][ T32] r5:00001000 r4:dfdc5000 [ 1326.180482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.180543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.180593][ T32] r5:84b72b8c r4:84b72800 [ 1326.180614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.180690][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.180735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.180790][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.180815][ T32] r4:849ffe00 [ 1326.180865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.180955][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.180982][ T32] r4:00000001 [ 1326.181002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.181041][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.181068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.181119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.181150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.181201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.181247][ T32] r4:84b392c0 [ 1326.181272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.181305][ T32] INFO: task kworker/1:224:3741 blocked for more than 452 seconds. [ 1326.181356][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.181398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.181437][ T32] task:kworker/1:224 state:D stack:0 pid:3741 tgid:3741 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.181790][ T32] r4:84ba6c00 ** 7 printk messages dropped ** [ 1326.182154][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.213948][ T32] r5:84b73f8c r4:84b73c00 [ 1326.213970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.214242][ T32] r10:61c88647 r9:84ba6c00 r8:84b3b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.214665][ T32] r4:84b39880 ** 5 printk messages dropped ** [ 1326.215508][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 11 printk messages dropped ** [ 1326.215922][ T32] r4:e04bddc0 ** 8 printk messages dropped ** [ 1326.216236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.216530][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.216558][ T32] r4:849ffe00 [ 1326.216597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.216672][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.216696][ T32] r4:00000001 [ 1326.216715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.216754][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.216782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.216823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.216859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.216892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.216915][ T32] r4:84b392c0 [ 1326.216936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.216979][ T32] INFO: task kworker/1:225:3743 blocked for more than 452 seconds. [ 1326.217016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.217045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1326.217279][ T32] r10:8291a684 r9:e04e1d84 r8:00000002 r7:60000013 r6:e04e1d8c r5:84ba5400 ** 10 printk messages dropped ** [ 1326.217801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39ac0 ** 7 printk messages dropped ** [ 1326.218161][ T32] r5:84b7378c r4:84b73400 [ 1326.218185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1326.218483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1326.219206][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 13 printk messages dropped ** [ 1326.219784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 11 printk messages dropped ** [ 1326.220346][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.220658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.220954][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.221173][ T32] r5:84ba6000 r4:8291a680 ** 6 printk messages dropped ** [ 1326.221394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.221792][ T32] r5:84b73b8c r4:84b73800 ** 1 printk messages dropped ** [ 1326.221888][ T32] r7:ddde2d80 r6:83018200 r5:84b73b8c r4:84b3b180 ** 7 printk messages dropped ** [ 1326.222155][ T32] Exception stack(0xe04d5fb0 to 0xe04d5ff8) ** 6 printk messages dropped ** [ 1326.237080][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.237532][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.237564][ T32] dd20: eb26c000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.237596][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.237633][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.237670][ T32] r5:80050013 r4:80239bb0 [ 1326.237702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.237751][ T32] r4:82ac21e4 [ 1326.237772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.237819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.237854][ T32] r4:e04bddc0 [ 1326.237898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.237970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.238019][ T32] r4:00000000 [ 1326.238053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.238107][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.238130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238176][ T32] r5:00001000 r4:dfdc5000 [ 1326.238213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.238261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238308][ T32] r5:84b72b8c r4:84b72800 [ 1326.238329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.238379][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.238402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.238452][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.238485][ T32] r4:849ffe00 [ 1326.238509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.238570][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.238597][ T32] r4:00000001 [ 1326.238616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238655][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.238723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.238778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.238810][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.238841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.238883][ T32] r4:84b392c0 [ 1326.238912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.238941][ T32] INFO: task kworker/1:227:3749 blocked for more than 452 seconds. [ 1326.238975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.239001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.239046][ T32] task:kworker/1:227 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239098][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239185][ T32] Call trace: [ 1326.239241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.239300][ T32] r10:8291a684 r9:e04b9d84 r8:00000002 r7:60000113 r6:e04b9d8c r5:84ba8000 [ 1326.239324][ T32] r4:84ba8000 [ 1326.239366][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.239418][ T32] r5:84ba8000 r4:8291a680 [ 1326.239461][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.239529][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.239580][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04b9e08 [ 1326.239603][ T32] r4:00000000 [ 1326.239631][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.239672][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.239710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.239755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b39f00 [ 1326.239778][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.239883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.240076][ T32] r5:84b7c38c r4:84b7c000 ** 3 printk messages dropped ** [ 1326.240219][ T32] r10:61c88647 r9:84ba8000 r8:84b3b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.240520][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.241373][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.241635][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.241885][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.242217][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 10 printk messages dropped ** [ 1326.258686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1326.259295][ T32] r4:84ba8c00 ** 7 printk messages dropped ** [ 1326.259605][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.259923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.259965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.260053][ T32] r5:84b7cf8c r4:84b7cc00 [ 1326.260078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.260131][ T32] r7:ddde2d80 r6:83018200 r5:84b7cf8c r4:84b3b480 [ 1326.260152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.260214][ T32] r10:61c88647 r9:84ba8c00 r8:84b3b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.260242][ T32] r4:84b3b480 [ 1326.260262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.260313][ T32] r10:00000000 r9:84b3b480 r8:80287e08 r7:e04b9e60 r6:84b3b600 r5:84ba8c00 [ 1326.260336][ T32] r4:00000001 [ 1326.260355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.260394][ T32] Exception stack(0xe04e5fb0 to 0xe04e5ff8) [ 1326.260422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.260452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.260479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.260509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.260560][ T32] r4:84b24e40 [ 1326.261000][ T32] INFO: task kworker/1:228:3750 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.261040][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.261101][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.261185][ T32] Call trace: [ 1326.261229][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.261286][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.261320][ T32] r4:00000000 [ 1326.261343][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.261387][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.261442][ T32] dd20: eb5a6000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.261497][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.261550][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.261605][ T32] r5:80050013 r4:80239bb0 [ 1326.261635][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.261704][ T32] r4:82ac21e4 [ 1326.261729][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.261797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.261824][ T32] r4:e04bddc0 [ 1326.261856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.261907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.261953][ T32] r4:00000000 [ 1326.261976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.262049][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.262084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.262133][ T32] r5:00001000 r4:dfdc5000 [ 1326.262163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.262207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.262275][ T32] r5:84b72b8c r4:84b72800 [ 1326.262299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.262373][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.262447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.276913][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.277235][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.277758][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1326.278279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.278452][ T32] r5:84b7c78c r4:84b7c400 ** 3 printk messages dropped ** [ 1326.278623][ T32] r10:61c88647 r9:84ba9800 r8:84b3b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.278969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.279773][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.279949][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1326.280426][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 11 printk messages dropped ** [ 1326.280971][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1326.281330][ T32] INFO: task kworker/1:230:3754 blocked for more than 452 seconds. [ 1326.281361][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.281406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.281452][ T32] task:kworker/1:230 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.281546][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.281648][ T32] Call trace: [ 1326.281703][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.281778][ T32] r10:8291a684 r9:e04edd84 r8:00000002 r7:60000113 r6:e04edd8c r5:84baa400 [ 1326.281842][ T32] r4:84baa400 [ 1326.281873][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.281954][ T32] r5:84baa400 r4:8291a680 [ 1326.281980][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.282021][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.282067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04ede08 [ 1326.282090][ T32] r4:00000000 [ 1326.282109][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.282169][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.282215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.282260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3a000 [ 1326.282304][ T32] r4:00000000 [ 1326.282328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.282378][ T32] r9:83018205 r8:84baa400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.282400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.282469][ T32] r5:00001000 r4:e00bb000 [ 1326.282542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.295376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.295494][ T32] r5:84b7cb8c r4:84b7c800 [ 1326.295522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.295578][ T32] r7:ddde2d80 r6:83018200 r5:84b7cb8c r4:84b3b580 [ 1326.295599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.295650][ T32] r10:61c88647 r9:84baa400 r8:84b3b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.295675][ T32] r4:84b3b580 [ 1326.295695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.295769][ T32] r10:00000000 r9:84b3b580 r8:80287e08 r7:e04e5e60 r6:84b3b680 r5:84baa400 [ 1326.295797][ T32] r4:00000001 [ 1326.295818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.295865][ T32] Exception stack(0xe04edfb0 to 0xe04edff8) [ 1326.295898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.295928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.295956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1326.296506][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.297032][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1326.297366][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.297633][ T32] r5:84b72b8c r4:84b72800 ** 6 printk messages dropped ** [ 1326.297902][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1326.298018][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.298050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.298124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.298187][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.298222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.298245][ T32] r4:84b392c0 [ 1326.298267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.298319][ T32] INFO: task kworker/1:231:3757 blocked for more than 452 seconds. [ 1326.298357][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.298384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.298431][ T32] task:kworker/1:231 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.298482][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.298548][ T32] Call trace: [ 1326.298603][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.298657][ T32] r10:8291a684 r9:e04f1d84 r8:00000002 r7:60000013 r6:e04f1d8c r5:84bab000 [ 1326.298680][ T32] r4:84bab000 [ 1326.298702][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.298747][ T32] r5:84bab000 r4:8291a680 [ 1326.298776][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.298823][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.298898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f1e08 [ 1326.298925][ T32] r4:00000000 [ 1326.298966][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.299009][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.299047][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.299100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3a380 [ 1326.299127][ T32] r4:00000000 [ 1326.299147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.299195][ T32] r9:83018205 r8:84bab000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.299216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.299260][ T32] r5:00001000 r4:e00d5000 [ 1326.299280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.299380][ T32] r5:84b7d38c r4:84b7d000 [ 1326.299402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.299453][ T32] r7:ddde2d80 r6:83018200 r5:84b7d38c r4:84b3b780 ** 2 printk messages dropped ** [ 1326.299610][ T32] r4:84b3b780 ** 3 printk messages dropped ** [ 1326.299771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.300352][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.300916][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1326.301323][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.301614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.302019][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1326.302250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.322992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.323421][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.323776][ T32] r9:83018205 r8:84babc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1326.323984][ T32] r5:84b7d78c r4:84b7d400 ** 4 printk messages dropped ** [ 1326.324266][ T32] r4:84b3b900 ** 4 printk messages dropped ** [ 1326.324439][ T32] Exception stack(0xe04f5fb0 to 0xe04f5ff8) ** 7 printk messages dropped ** [ 1326.325183][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.325507][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1326.325848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 9 printk messages dropped ** [ 1326.326246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.326629][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.326674][ T32] r4:00000001 [ 1326.326697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.326737][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.326775][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.326809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.326847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.326888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.326932][ T32] r4:84b392c0 [ 1326.326957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.327018][ T32] INFO: task kworker/1:233:3761 blocked for more than 452 seconds. [ 1326.327078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.327107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.327129][ T32] task:kworker/1:233 state:D stack:0 pid:3761 tgid:3761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.327235][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.327312][ T32] Call trace: [ 1326.327344][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.327398][ T32] r10:8291a684 r9:e04f9d84 r8:00000002 r7:60000113 r6:e04f9d8c r5:84bac800 [ 1326.327422][ T32] r4:84bac800 [ 1326.327443][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.327513][ T32] r5:84bac800 r4:8291a680 [ 1326.327538][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.327580][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.327626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04f9e08 [ 1326.327649][ T32] r4:00000000 [ 1326.327712][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.327784][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.327826][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.327877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3a840 [ 1326.327924][ T32] r4:00000000 [ 1326.327974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.328048][ T32] r9:83018205 r8:84bac800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1326.328073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.328120][ T32] r5:00001000 r4:e0507000 [ 1326.328140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.328183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.328229][ T32] r5:84b7df8c r4:84b7dc00 [ 1326.328249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.328298][ T32] r7:ddde2d80 r6:83018200 r5:84b7df8c r4:84b3b980 [ 1326.328319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.328370][ T32] r10:61c88647 r9:84bac800 r8:84b3b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.328414][ T32] r4:84b3b980 [ 1326.328437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.328507][ T32] r10:00000000 r9:84b3b980 r8:80287e08 r7:e04f5e60 r6:84b3ba80 r5:84bac800 [ 1326.328561][ T32] r4:00000001 [ 1326.328588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.328658][ T32] Exception stack(0xe04f9fb0 to 0xe04f9ff8) ** 2 printk messages dropped ** [ 1326.328919][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.329656][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.329779][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 9 printk messages dropped ** [ 1326.330177][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.330321][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.330371][ T32] r5:00001000 r4:dfdc5000 [ 1326.330393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.330435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.330480][ T32] r5:84b72b8c r4:84b72800 [ 1326.330556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.330612][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 [ 1326.330634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.330683][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.330727][ T32] r4:849ffe00 [ 1326.330750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.330802][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.330849][ T32] r4:00000001 [ 1326.330890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.330957][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.330989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.331019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.331046][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.331106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.331133][ T32] r4:84b392c0 [ 1326.331154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.331180][ T32] INFO: task kworker/1:234:3762 blocked for more than 452 seconds. [ 1326.331229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.331257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.331279][ T32] task:kworker/1:234 state:D stack:0 pid:3762 tgid:3762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.331324][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.331380][ T32] Call trace: [ 1326.331412][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.331464][ T32] r10:8291a684 r9:e04fdd84 r8:00000002 r7:60000113 r6:e04fdd8c r5:84bad400 [ 1326.331487][ T32] r4:84bad400 [ 1326.331538][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.331634][ T32] r5:84bad400 r4:8291a680 [ 1326.331667][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.331745][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.331795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e04fde08 [ 1326.331819][ T32] r4:00000000 [ 1326.331838][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.331903][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.331966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.332014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3a600 ** 5 printk messages dropped ** [ 1326.332255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.332380][ T32] r5:84b7db8c r4:84b7d800 ** 1 printk messages dropped ** [ 1326.332472][ T32] r7:ddde2d80 r6:83018200 r5:84b7db8c r4:84b3bb00 ** 5 printk messages dropped ** [ 1326.363596][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.363807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.364732][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1326.365134][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.365355][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.365559][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.365947][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.366111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.366413][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.366628][ T32] r5:84bae000 r4:8291a680 ** 1 printk messages dropped ** [ 1326.366730][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.366788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0505e08 [ 1326.366814][ T32] r4:00000000 [ 1326.366843][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.366893][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.366931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.366998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3a980 [ 1326.367046][ T32] r4:00000000 [ 1326.367070][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.367121][ T32] r9:83018205 r8:84bae000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.367143][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.367187][ T32] r5:00001000 r4:e050d000 [ 1326.367207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.367262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.367333][ T32] r5:84b7e38c r4:84b7e000 [ 1326.367358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.367430][ T32] r7:ddde2d80 r6:83018200 r5:84b7e38c r4:84b3bb80 [ 1326.367454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.367505][ T32] r10:61c88647 r9:84bae000 r8:84b3bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.367551][ T32] r4:84b3bb80 [ 1326.367595][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.367665][ T32] r10:00000000 r9:84b3bb80 r8:80287e08 r7:e04f9e60 r6:84b3bc00 r5:84bae000 [ 1326.367692][ T32] r4:00000001 [ 1326.367731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.367796][ T32] Exception stack(0xe0505fb0 to 0xe0505ff8) [ 1326.367828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.367874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.367904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.367934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.367957][ T32] r4:84b3a800 [ 1326.368181][ T32] INFO: task kworker/1:235:3765 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.368247][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.368354][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.368401][ T32] Call trace: [ 1326.368430][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.368483][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.368508][ T32] r4:00000000 [ 1326.368528][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.368580][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.368653][ T32] dd20: eca28000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.368710][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.368740][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.368788][ T32] r5:80050013 r4:80239bb0 [ 1326.368814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.368865][ T32] r4:82ac21e4 [ 1326.368887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.368968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.369016][ T32] r4:e04bddc0 [ 1326.369039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.369108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.369143][ T32] r4:00000000 [ 1326.369163][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.369247][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.369294][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.369345][ T32] r5:00001000 r4:dfdc5000 [ 1326.369367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.369410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.369477][ T32] r5:84b72b8c r4:84b72800 [ 1326.369501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.369574][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 5 printk messages dropped ** [ 1326.369766][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.369984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.370258][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.370602][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.370892][ T32] r4:00000000 [ 1326.370912][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.370982][ T32] r9:83018205 r8:84baec00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.371008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.371054][ T32] r5:00001000 r4:e051b000 [ 1326.371073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.371116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.371171][ T32] r5:84b7e78c r4:84b7e400 [ 1326.371195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.371245][ T32] r7:ddde2d80 r6:83018200 r5:84b7e78c r4:84b3bc80 [ 1326.371295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.371350][ T32] r10:61c88647 r9:84baec00 r8:84b3bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.371373][ T32] r4:84b3bc80 [ 1326.371392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.371452][ T32] r10:00000000 r9:84b3bc80 r8:80287e08 r7:e0505e60 r6:84b3bd00 r5:84baec00 [ 1326.371478][ T32] r4:00000001 [ 1326.371531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.371572][ T32] Exception stack(0xe0519fb0 to 0xe0519ff8) [ 1326.371600][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.371780][ T32] r4:84b3a8c0 ** 5 printk messages dropped ** [ 1326.372286][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.372534][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1326.395174][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.395464][ T32] r5:84b72b8c r4:84b72800 ** 6 printk messages dropped ** [ 1326.395729][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1326.395914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.396342][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.396554][ T32] r5:84bb0000 r4:8291a680 ** 5 printk messages dropped ** [ 1326.396804][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.397154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.397243][ T32] r5:84b7eb8c r4:84b7e800 ** 5 printk messages dropped ** [ 1326.397478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.397789][ T32] r4:84b3aa00 ** 5 printk messages dropped ** [ 1326.398669][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.398873][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1326.399177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 ** 9 printk messages dropped ** [ 1326.399627][ T32] r7:ddde2d80 r6:83018200 r5:84b72b8c r4:849ffe00 ** 7 printk messages dropped ** [ 1326.399967][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 1 printk messages dropped ** [ 1326.400049][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.400079][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.400109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.400140][ T32] r4:84b392c0 [ 1326.400164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.400210][ T32] INFO: task kworker/1:238:3769 blocked for more than 452 seconds. [ 1326.400263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.400290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.400332][ T32] task:kworker/1:238 state:D stack:0 pid:3769 tgid:3769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.400381][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.400450][ T32] Call trace: [ 1326.400512][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.400570][ T32] r10:8291a684 r9:e052dd84 r8:00000002 r7:60000113 r6:e052dd8c r5:84bb1800 [ 1326.400602][ T32] r4:84bb1800 [ 1326.400689][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.400741][ T32] r5:84bb1800 r4:8291a680 [ 1326.400761][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.400802][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.400863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e052de08 [ 1326.400899][ T32] r4:00000000 [ 1326.400921][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.400959][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.400995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.401039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859140 [ 1326.401063][ T32] r4:00000000 [ 1326.401103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.401156][ T32] r9:83018205 r8:84bb1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1326.401179][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.401224][ T32] r5:00001000 r4:e0535000 [ 1326.401268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.401315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.401383][ T32] r5:84b7ef8c r4:84b7ec00 [ 1326.401406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.401477][ T32] r7:ddde2d80 r6:83018200 r5:84b7ef8c r4:84b3be00 [ 1326.401510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.401561][ T32] r10:61c88647 r9:84bb1800 r8:84b3be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.401584][ T32] r4:84b3be00 [ 1326.401603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.401651][ T32] r10:00000000 r9:84b3be00 r8:80287e08 r7:e0525e60 r6:84b3be80 r5:84bb1800 [ 1326.401696][ T32] r4:00000001 [ 1326.401719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.401781][ T32] Exception stack(0xe052dfb0 to 0xe052dff8) [ 1326.401821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.401858][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.401887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.401917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.401940][ T32] r4:84b3ad00 [ 1326.402162][ T32] INFO: task kworker/1:238:3769 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.402195][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.402250][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.402294][ T32] Call trace: [ 1326.402321][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.402374][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.402397][ T32] r4:00000000 [ 1326.402438][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.402531][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.417724][ T32] dd20: ecf3d000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.417796][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.417828][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.417884][ T32] r5:80050013 r4:80239bb0 [ 1326.417932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.418000][ T32] r4:82ac21e4 [ 1326.418021][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.418069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.418092][ T32] r4:e04bddc0 [ 1326.418121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.418173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.418196][ T32] r4:00000000 [ 1326.418216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.418267][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.418289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.418338][ T32] r5:00001000 r4:dfdc5000 [ 1326.418358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.418421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.418768][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1326.419150][ T32] INFO: task kworker/0:91:3772 blocked for more than 452 seconds. ** 4 printk messages dropped ** [ 1326.419363][ T32] Call trace: [ 1326.419408][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.419465][ T32] r10:8291a684 r9:e053dd84 r8:00000002 r7:60000113 r6:e053dd8c r5:84bb3000 [ 1326.419488][ T32] r4:84bb3000 [ 1326.419531][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.419582][ T32] r5:84bb3000 r4:8291a680 [ 1326.419631][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.419677][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.419733][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e053de08 [ 1326.419760][ T32] r4:00000000 [ 1326.419781][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.419819][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.419861][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.419906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d7b40 [ 1326.419949][ T32] r4:00000000 [ 1326.419973][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.420021][ T32] r9:83018005 r8:84bb3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1326.420043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.420106][ T32] r5:00001000 r4:e000f000 [ 1326.420129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.420174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.420242][ T32] r5:84af438c r4:84af4000 [ 1326.420265][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.420314][ T32] r7:dddced80 r6:83018000 r5:84af438c r4:849a8880 [ 1326.420354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.420409][ T32] r10:61c88647 r9:84bb3000 r8:849a88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.420432][ T32] r4:849a8880 [ 1326.420472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.420524][ T32] r10:00000000 r9:849a8880 r8:80287e08 r7:e04d1e60 r6:84b3bf80 r5:84bb3000 [ 1326.420547][ T32] r4:00000001 [ 1326.420566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.420603][ T32] Exception stack(0xe053dfb0 to 0xe053dff8) [ 1326.420649][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.420683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.420711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.420741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.420787][ T32] r4:849d7280 [ 1326.421205][ T32] INFO: task kworker/0:91:3772 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.421240][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.421299][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.421356][ T32] Call trace: [ 1326.421389][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.421444][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.421467][ T32] r4:00000000 [ 1326.421487][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.421529][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.421568][ T32] dd20: ecf3d000 ed45d000 00000001 80239b98 7f55f000 00000001 [ 1326.421602][ T32] dd40: 82ac15a0 7f55f000 ed45d000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.421630][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.421654][ T32] r5:80050013 r4:80239bb0 [ 1326.421675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.421719][ T32] r4:82ac21e4 [ 1326.421739][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.421784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.421819][ T32] r4:e04bddc0 [ 1326.421870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.421923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b391c0 [ 1326.421946][ T32] r4:00000000 [ 1326.421967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1326.422043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.434789][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1326.435121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.435508][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.435911][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.436418][ T32] r9:83018205 r8:84bb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 4 printk messages dropped ** [ 1326.436690][ T32] r5:84b7fb8c r4:84b7f800 ** 3 printk messages dropped ** [ 1326.436873][ T32] r10:61c88647 r9:84bb3c00 r8:849c102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.437195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.437816][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.438161][ T32] dd20: 7f600000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1326.438498][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1326.438739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.439270][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1326.439568][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1326.439710][ T32] task:kworker/1:240 state:D stack:0 pid:3775 tgid:3775 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.440125][ T32] r5:84bb4800 r4:8291a680 [ 1326.440170][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.440216][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.440264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0549e08 [ 1326.440289][ T32] r4:00000000 [ 1326.440310][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.440348][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.440387][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.440454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c2100 [ 1326.440482][ T32] r4:00000000 [ 1326.440523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.440611][ T32] r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.440673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.440727][ T32] r5:00001000 r4:df973000 [ 1326.440749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.440792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.440839][ T32] r5:84b7f38c r4:84b7f000 [ 1326.440865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.440916][ T32] r7:ddde2d80 r6:83018200 r5:84b7f38c r4:849c1080 [ 1326.440939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.441012][ T32] r10:61c88647 r9:84bb4800 r8:849c10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.441041][ T32] r4:849c1080 [ 1326.441062][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.441134][ T32] r10:00000000 r9:849c1080 r8:80287e08 r7:e0545e60 r6:849c1280 r5:84bb4800 [ 1326.441162][ T32] r4:00000001 [ 1326.441191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.441236][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) [ 1326.441266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.441297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.441348][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.441407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.441447][ T32] r4:849c20c0 [ 1326.441658][ T32] INFO: task kworker/1:240:3775 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.441695][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.441770][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.441840][ T32] Call trace: [ 1326.441903][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.441961][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.442009][ T32] r4:00000000 [ 1326.442035][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.442102][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.442159][ T32] dd20: 7f600000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.442204][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.442235][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 1326.442282][ T32] r5:90050013 r4:80239bb0 [ 1326.442307][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.442354][ T32] r4:82ac21e4 [ 1326.442375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.442486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.465197][ T32] r4:e04bddc0 [ 1326.465242][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.465318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.465387][ T32] r4:00000000 [ 1326.465420][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.465487][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.465540][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.465600][ T32] r5:00001000 r4:ed727000 [ 1326.465620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.465663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.465709][ T32] r5:85ef678c r4:85ef6400 [ 1326.465729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.465782][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.465804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.465870][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.465898][ T32] r4:849ffe00 [ 1326.465920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.465972][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.465995][ T32] r4:00000001 [ 1326.466024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.466070][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.466103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.466142][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.466174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.466225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.466252][ T32] r4:84b392c0 [ 1326.466297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.466330][ T32] INFO: task kworker/1:241:3777 blocked for more than 452 seconds. ** 1 printk messages dropped ** [ 1326.466436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.466863][ T32] r5:84bb0c00 r4:8291a680 ** 6 printk messages dropped ** [ 1326.467176][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.467592][ T32] r5:84b7f78c r4:84b7f400 [ 1326.467616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.467761][ T32] r10:61c88647 r9:84bb0c00 r8:849c112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.468110][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.468857][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.469062][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff ** 7 printk messages dropped ** [ 1326.469398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.469788][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1326.470013][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.470167][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.470511][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.470918][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.471345][ T32] r9:83018205 r8:84bb5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1326.471388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.471448][ T32] r5:00001000 r4:dfd2b000 [ 1326.471472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.471515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.471569][ T32] r5:84b7ff8c r4:84b7fc00 [ 1326.471605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.471659][ T32] r7:ddde2d80 r6:83018200 r5:84b7ff8c r4:849c1200 [ 1326.471680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.471731][ T32] r10:61c88647 r9:84bb5400 r8:849c122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.471755][ T32] r4:849c1200 [ 1326.471784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.471836][ T32] r10:00000000 r9:849c1200 r8:80287e08 r7:e0545e60 r6:849c1400 r5:84bb5400 [ 1326.471865][ T32] r4:00000001 [ 1326.471884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.471932][ T32] Exception stack(0xe0539fb0 to 0xe0539ff8) [ 1326.471963][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.471993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.472021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.472050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.472094][ T32] r4:849c2480 [ 1326.472317][ T32] INFO: task kworker/1:242:3781 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.472355][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.472431][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.486844][ T32] Call trace: [ 1326.486908][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.486988][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.487014][ T32] r4:00000000 [ 1326.487034][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.487080][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.487114][ T32] dd20: 7fbd8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.487145][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.487172][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 1326.487218][ T32] r5:90050013 r4:80239bb0 [ 1326.487244][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.487290][ T32] r4:82ac21e4 [ 1326.487310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.487357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.487400][ T32] r4:e04bddc0 [ 1326.487456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.487508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.487531][ T32] r4:00000000 [ 1326.487573][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.487630][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.487674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.487749][ T32] r5:00001000 r4:ed727000 [ 1326.487795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.487869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.487921][ T32] r5:85ef678c r4:85ef6400 [ 1326.487965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.488043][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.488069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.488121][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.488168][ T32] r4:849ffe00 [ 1326.488192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.488243][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.488266][ T32] r4:00000001 [ 1326.488310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.488352][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 2 printk messages dropped ** [ 1326.488510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.488922][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.489300][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.489779][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.490006][ T32] r5:8500078c r4:85000400 ** 1 printk messages dropped ** [ 1326.490108][ T32] r7:ddde2d80 r6:83018200 r5:8500078c r4:849c1480 ** 6 printk messages dropped ** [ 1326.490379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.491170][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.491451][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.491671][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.491942][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.492237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.513005][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.513140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.513363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.513819][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.514301][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.514589][ T32] r7:ddde2d80 r6:83018200 r5:8500038c r4:849c1500 ** 4 printk messages dropped ** [ 1326.514795][ T32] r10:00000000 r9:849c1500 r8:80287e08 r7:e0551e60 r6:849c1680 r5:84bb6c00 ** 7 printk messages dropped ** [ 1326.515139][ T32] r4:849c2940 [ 1326.515628][ T32] INFO: task kworker/1:244:3783 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.515667][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.515727][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.515773][ T32] Call trace: [ 1326.515802][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.515862][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.515887][ T32] r4:00000000 [ 1326.515907][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.515949][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.516002][ T32] dd20: 7fed4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.516038][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.516065][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff [ 1326.516107][ T32] r5:90050013 r4:80239bb0 [ 1326.516153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.516202][ T32] r4:82ac21e4 [ 1326.516223][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.516302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.516360][ T32] r4:e04bddc0 [ 1326.516393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.516443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.516480][ T32] r4:00000000 [ 1326.516515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.516579][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.516650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.516719][ T32] r5:00001000 r4:ed727000 [ 1326.516744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.516790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.516836][ T32] r5:85ef678c r4:85ef6400 [ 1326.516873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.516952][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.516977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.517029][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.517062][ T32] r4:849ffe00 [ 1326.517085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.517155][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.517182][ T32] r4:00000001 [ 1326.517211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.517278][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.517311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.517341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.517390][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.517425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.517448][ T32] r4:84b392c0 [ 1326.517468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.517492][ T32] INFO: task kworker/1:245:3786 blocked for more than 452 seconds. ** 1 printk messages dropped ** [ 1326.517543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.517941][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.518169][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.518435][ T32] r5:85000b8c r4:85000800 [ 1326.518464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.518626][ T32] r10:61c88647 r9:84bb2400 r8:849c15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.518980][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.519610][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.519878][ T32] dd60: 80230ad0 80239bb0 90050013 ffffffff ** 5 printk messages dropped ** [ 1326.520103][ T32] r4:e04bddc0 ** 4 printk messages dropped ** [ 1326.520287][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 11 printk messages dropped ** [ 1326.520748][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1326.520998][ T32] r4:84b392c0 ** 3 printk messages dropped ** [ 1326.521110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.521519][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.521821][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.522198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.522536][ T32] r10:61c88647 r9:84bb8c00 r8:849c162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.541753][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.558158][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1326.558392][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1326.558759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.559210][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1326.559423][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.559721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.560176][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.560295][ T32] r4:84bb9800 [ 1326.560316][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.560402][ T32] r5:84bb9800 r4:8291a680 [ 1326.560426][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.560470][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.560603][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 1326.560690][ T32] r4:00000000 [ 1326.560735][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.560806][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.560894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.560955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c2ec0 [ 1326.560978][ T32] r4:00000000 [ 1326.561012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.561120][ T32] r9:83018205 r8:84bb9800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1326.561198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.561300][ T32] r5:00001000 r4:dfed3000 [ 1326.561354][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.561439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.561546][ T32] r5:8500138c r4:85001000 [ 1326.561590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.561692][ T32] r7:ddde2d80 r6:83018200 r5:8500138c r4:849c1880 [ 1326.561731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.561829][ T32] r10:61c88647 r9:84bb9800 r8:849c18ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.561860][ T32] r4:849c1880 [ 1326.561885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.561982][ T32] r10:00000000 r9:849c1880 r8:80287e08 r7:e0511e60 r6:849c1700 r5:84bb9800 [ 1326.562028][ T32] r4:00000001 [ 1326.562073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.562164][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1326.562212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.562276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.562331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.562399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.569289][ T32] r4:849c2c40 [ 1326.569862][ T32] INFO: task kworker/1:247:3790 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.569912][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.570025][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.570172][ T32] Call trace: [ 1326.570255][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.570404][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.570456][ T32] r4:00000000 [ 1326.570500][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.570552][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.570586][ T32] dd20: 80b22000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.570644][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.570677][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.570705][ T32] r5:80050013 r4:80239bb0 [ 1326.570749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.570863][ T32] r4:82ac21e4 [ 1326.570928][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.571004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.571075][ T32] r4:e04bddc0 [ 1326.571114][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.571167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.571191][ T32] r4:00000000 [ 1326.571234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.571344][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.571420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.571476][ T32] r5:00001000 r4:ed727000 [ 1326.571514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.571603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.571696][ T32] r5:85ef678c r4:85ef6400 [ 1326.571747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.571835][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.571897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.571996][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.572063][ T32] r4:849ffe00 [ 1326.572134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.572245][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.572353][ T32] r4:00000001 [ 1326.572400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.579261][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.579393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.579457][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.579512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.579601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.579656][ T32] r4:84b392c0 [ 1326.579685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.579733][ T32] INFO: task kworker/1:248:3793 blocked for more than 453 seconds. [ 1326.579809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.579844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.579874][ T32] task:kworker/1:248 state:D stack:0 pid:3793 tgid:3793 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1326.580006][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.580412][ T32] r5:84bba400 r4:8291a680 ** 6 printk messages dropped ** [ 1326.580836][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1326.581221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.581550][ T32] r10:61c88647 r9:84bba400 r8:849c192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.581582][ T32] r4:849c1900 [ 1326.581622][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.581698][ T32] r10:00000000 r9:849c1900 r8:80287e08 r7:e0561e60 r6:849c1a00 r5:84bba400 [ 1326.581721][ T32] r4:00000001 [ 1326.581757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.581889][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.581986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.582088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.582321][ T32] r4:849c2f80 [ 1326.595965][ T32] INFO: task kworker/1:248:3793 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.596056][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.596133][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.596199][ T32] Call trace: [ 1326.596231][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.596306][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.596365][ T32] r4:00000000 [ 1326.596413][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.596494][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.596552][ T32] dd20: 80fb6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.596587][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.596619][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.596699][ T32] r5:80050013 r4:80239bb0 [ 1326.596725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.596839][ T32] r4:82ac21e4 [ 1326.596873][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.596923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.596946][ T32] r4:e04bddc0 [ 1326.596965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.597011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.597057][ T32] r4:00000000 [ 1326.597081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.597155][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.597211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.597267][ T32] r5:00001000 r4:ed727000 [ 1326.597288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.597330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.597376][ T32] r5:85ef678c r4:85ef6400 [ 1326.597420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.597476][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.597518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.597646][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.597692][ T32] r4:849ffe00 [ 1326.597715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.597768][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.597791][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.597938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.598325][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1326.598659][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1326.599133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8462a7c0 ** 7 printk messages dropped ** [ 1326.599539][ T32] r5:8500238c r4:85002000 [ 1326.599561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.599864][ T32] r10:00000000 r9:849c1a80 r8:80287e08 r7:e055de60 r6:849c1980 r5:84bbb000 ** 9 printk messages dropped ** [ 1326.600507][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.601265][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.601535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.602078][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1326.602455][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.626050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.626398][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.626909][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.627242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.627483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.627757][ T32] r10:61c88647 r9:84bbc800 r8:849c1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.628110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.629032][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.629361][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.629689][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1326.629815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.629847][ T32] r4:e04bddc0 [ 1326.629901][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.629958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.629983][ T32] r4:00000000 [ 1326.630002][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.630100][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.630138][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.630187][ T32] r5:00001000 r4:ed727000 [ 1326.630209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.630251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.630348][ T32] r5:85ef678c r4:85ef6400 [ 1326.630396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.630466][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.630519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.630615][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.630678][ T32] r4:849ffe00 [ 1326.630716][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.630802][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.630848][ T32] r4:00000001 [ 1326.630893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.630975][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.631010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.631051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.631084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.631161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.631216][ T32] r4:84b392c0 [ 1326.631267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.631327][ T32] INFO: task kworker/1:251:3797 blocked for more than 453 seconds. [ 1326.631380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.631430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.631507][ T32] task:kworker/1:251 state:D stack:0 pid:3797 tgid:3797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.631636][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.631683][ T32] Call trace: [ 1326.631733][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.631816][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:84bbd400 [ 1326.631857][ T32] r4:84bbd400 [ 1326.631899][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.631985][ T32] r5:84bbd400 r4:8291a680 [ 1326.632009][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.632083][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.632186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1326.632241][ T32] r4:00000000 [ 1326.632269][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.632348][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.632424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.640917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8462a480 [ 1326.640995][ T32] r4:00000000 [ 1326.641034][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.641123][ T32] r9:83018205 r8:84bbd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1326.641149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.641200][ T32] r5:00001000 r4:dffed000 [ 1326.641221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.641274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.641325][ T32] r5:85001f8c r4:85001c00 [ 1326.641367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.641424][ T32] r7:ddde2d80 r6:83018200 r5:85001f8c r4:849c1b80 [ 1326.641446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.641497][ T32] r10:61c88647 r9:84bbd400 r8:849c1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.641520][ T32] r4:849c1b80 [ 1326.641540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.641590][ T32] r10:00000000 r9:849c1b80 r8:80287e08 r7:e0565e60 r6:849c1c00 r5:84bbd400 [ 1326.641618][ T32] r4:00000001 [ 1326.641649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.641693][ T32] Exception stack(0xe058dfb0 to 0xe058dff8) [ 1326.641725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.641755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.641838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1326.656023][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.656227][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 9 printk messages dropped ** [ 1326.656716][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.656968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.657335][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.657479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.657818][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.658225][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.658628][ T32] r9:83018205 r8:84bbbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1326.658949][ T32] r5:85002f8c r4:85002c00 ** 3 printk messages dropped ** [ 1326.659120][ T32] r10:61c88647 r9:84bbbc00 r8:849c1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.659575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.660487][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 3 printk messages dropped ** [ 1326.660678][ T32] dd20: 81a1f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.660709][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.660736][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.660791][ T32] r5:80050013 r4:80239bb0 [ 1326.660835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.660891][ T32] r4:82ac21e4 [ 1326.660911][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.660983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.661010][ T32] r4:e04bddc0 [ 1326.661030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.661102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.661130][ T32] r4:00000000 [ 1326.661150][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.661223][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.661248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.661295][ T32] r5:00001000 r4:ed727000 [ 1326.661369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.661470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.661550][ T32] r5:85ef678c r4:85ef6400 [ 1326.661575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.661653][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.661734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.661819][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.661845][ T32] r4:849ffe00 [ 1326.661906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.661960][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.661984][ T32] r4:00000001 [ 1326.662025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.662096][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.662128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.662160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.662244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.662278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.662380][ T32] r4:84b392c0 [ 1326.662405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.662486][ T32] INFO: task kworker/0:92:3802 blocked for more than 453 seconds. [ 1326.673638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.673688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.673713][ T32] task:kworker/0:92 state:D stack:0 pid:3802 tgid:3802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.673775][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.673894][ T32] Call trace: [ 1326.673954][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.674019][ T32] r10:8291a684 r9:e0581d84 r8:00000002 r7:60000013 r6:e0581d8c r5:84acb000 [ 1326.674044][ T32] r4:84acb000 [ 1326.674088][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.674203][ T32] r5:84acb000 r4:8291a680 [ 1326.674227][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.674349][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.674401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [ 1326.674426][ T32] r4:00000000 [ 1326.674477][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.674521][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.674564][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1326.674724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.674913][ T32] r5:84af5f8c r4:84af5c00 [ 1326.674938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.675086][ T32] r4:849a8a80 ** 4 printk messages dropped ** [ 1326.675237][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) ** 6 printk messages dropped ** [ 1326.675836][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.676419][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1326.676616][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1326.677051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.677574][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1326.677890][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1326.678199][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.678688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 ** 9 printk messages dropped ** [ 1326.679236][ T32] r5:00001000 r4:e0471000 ** 2 printk messages dropped ** [ 1326.679367][ T32] r5:8500338c r4:85003000 ** 2 printk messages dropped ** [ 1326.679456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.679822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.680310][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.680604][ T32] dd20: 81a1f000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1326.681076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.681520][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1326.681786][ T32] r4:00000001 [ 1326.681806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.681844][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.681901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.681936][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.681964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.681994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.682025][ T32] r4:84b392c0 [ 1326.682048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.682073][ T32] INFO: task kworker/1:253:3806 blocked for more than 453 seconds. [ 1326.682101][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.682147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.682170][ T32] task:kworker/1:253 state:D stack:0 pid:3806 tgid:3806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.682250][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.682291][ T32] Call trace: [ 1326.682341][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.682436][ T32] r10:8291a684 r9:e05add84 r8:00000002 r7:60000113 r6:e05add8c r5:84acd400 [ 1326.682465][ T32] r4:84acd400 [ 1326.682555][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.708363][ T32] r5:84acd400 r4:8291a680 [ 1326.708490][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.708571][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.708644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05ade08 [ 1326.708672][ T32] r4:00000000 [ 1326.708692][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.708730][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.708821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.708878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8462a900 [ 1326.708904][ T32] r4:00000000 [ 1326.708924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.708975][ T32] r9:83018205 r8:84acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1326.708997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.709044][ T32] r5:00001000 r4:e0129000 [ 1326.709065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.709107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.709152][ T32] r5:8500278c r4:85002400 [ 1326.709172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.709223][ T32] r7:ddde2d80 r6:83018200 r5:8500278c r4:849c1e80 [ 1326.709244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.709294][ T32] r10:61c88647 r9:84acd400 r8:849c1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.709317][ T32] r4:849c1e80 [ 1326.709336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.709386][ T32] r10:00000000 r9:849c1e80 r8:80287e08 r7:e0591e60 r6:849a8b80 r5:84acd400 [ 1326.709408][ T32] r4:00000001 [ 1326.709427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.709493][ T32] Exception stack(0xe05adfb0 to 0xe05adff8) [ 1326.709535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.709566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.709608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.709662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.709708][ T32] r4:8462a880 [ 1326.710145][ T32] INFO: task kworker/1:253:3806 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.710184][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.710271][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.710362][ T32] Call trace: [ 1326.710440][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.710499][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.710523][ T32] r4:00000000 [ 1326.710543][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.710586][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.710616][ T32] dd20: 820ca000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.710647][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.710673][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.710699][ T32] r5:80050013 r4:80239bb0 [ 1326.710719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.710763][ T32] r4:82ac21e4 [ 1326.710820][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.710877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.710902][ T32] r4:e04bddc0 [ 1326.710921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.710967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.710990][ T32] r4:00000000 [ 1326.711064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.711119][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.711174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.711293][ T32] r5:00001000 r4:ed727000 [ 1326.711348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.711399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.711446][ T32] r5:85ef678c r4:85ef6400 [ 1326.711467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.711548][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.711573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.711627][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.711649][ T32] r4:849ffe00 [ 1326.711747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.711802][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 3 printk messages dropped ** [ 1326.712004][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.712053][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.712081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.712139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.712166][ T32] r4:84b392c0 [ 1326.712188][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.712245][ T32] INFO: task kworker/1:254:3809 blocked for more than 453 seconds. [ 1326.712308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.712363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.712388][ T32] task:kworker/1:254 state:D stack:0 pid:3809 tgid:3809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.724538][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.724715][ T32] Call trace: [ 1326.724840][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.724915][ T32] r10:8291a684 r9:e05c9d84 r8:00000002 r7:60000113 r6:e05c9d8c r5:84aca400 [ 1326.724945][ T32] r4:84aca400 [ 1326.724967][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.725015][ T32] r5:84aca400 r4:8291a680 [ 1326.725035][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.725094][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.725145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c9e08 [ 1326.725169][ T32] r4:00000000 [ 1326.725188][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.725225][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.725264][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.725309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8462a9c0 [ 1326.725414][ T32] r4:00000000 [ 1326.725438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.725491][ T32] r9:83018205 r8:84aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.725590][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.725642][ T32] r5:00001000 r4:e0453000 [ 1326.725663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.725707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.725753][ T32] r5:85002b8c r4:85002800 [ 1326.725774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.725825][ T32] r7:ddde2d80 r6:83018200 r5:85002b8c r4:849c1f00 [ 1326.725846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.725903][ T32] r10:61c88647 r9:84aca400 r8:849c1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.725926][ T32] r4:849c1f00 ** 1 printk messages dropped ** [ 1326.726006][ T32] r10:00000000 r9:849c1f00 r8:80287e08 r7:e0591e60 r6:849a8c00 r5:84aca400 ** 8 printk messages dropped ** [ 1326.726865][ T32] INFO: task kworker/1:254:3809 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 8 printk messages dropped ** [ 1326.727256][ T32] dd20: 827c5000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1326.727806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 5 printk messages dropped ** [ 1326.728093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.728148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.728234][ T32] r5:85ef678c r4:85ef6400 [ 1326.728258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.728311][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.728358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.728415][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.728438][ T32] r4:849ffe00 [ 1326.728458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.728508][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.728554][ T32] r4:00000001 [ 1326.728577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.728643][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.728679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.728709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.728794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.728838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.728902][ T32] r4:84b392c0 [ 1326.729004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.729036][ T32] INFO: task kworker/1:255:3810 blocked for more than 453 seconds. [ 1326.729069][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.729095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.729116][ T32] task:kworker/1:255 state:D stack:0 pid:3810 tgid:3810 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.729194][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.729257][ T32] Call trace: [ 1326.729324][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.729474][ T32] r10:8291a684 r9:e05d5d84 r8:00000002 r7:60000113 r6:e05d5d8c r5:84acc800 [ 1326.729502][ T32] r4:84acc800 [ 1326.729527][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.729590][ T32] r5:84acc800 r4:8291a680 [ 1326.729611][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.729678][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.729760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d5e08 [ 1326.729808][ T32] r4:00000000 [ 1326.729854][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.729910][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.729979][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.730238][ T32] r5:00001000 r4:e048f000 ** 2 printk messages dropped ** [ 1326.730380][ T32] r5:85003b8c r4:85003800 [ 1326.730420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.730712][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.730932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.731572][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1326.731947][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.732133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1326.755795][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.756017][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.756517][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.756816][ T32] r5:84bbec00 r4:8291a680 ** 3 printk messages dropped ** [ 1326.757017][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.757283][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.757690][ T32] r5:8500378c r4:85003400 [ 1326.757710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.757960][ T32] r10:00000000 r9:849f3000 r8:80287e08 r7:e05d5e60 r6:849f3100 r5:84bbec00 ** 8 printk messages dropped ** [ 1326.758797][ T32] INFO: task kworker/1:256:3812 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 8 printk messages dropped ** [ 1326.759278][ T32] dd20: 82df5000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1326.759581][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1326.759883][ T32] r5:00001000 r4:ed727000 ** 7 printk messages dropped ** [ 1326.760276][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1326.760432][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1326.760649][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1326.760903][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.761244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.761607][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.761859][ T32] r5:84af4b8c r4:84af4800 [ 1326.761881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.762058][ T32] r10:61c88647 r9:84bbe000 r8:849a8e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.762162][ T32] r4:849a8e00 [ 1326.762206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.762260][ T32] r10:00000000 r9:849a8e00 r8:80287e08 r7:e0581e60 r6:849f3180 r5:84bbe000 [ 1326.762282][ T32] r4:00000001 [ 1326.762330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.762392][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) [ 1326.762440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.777291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.777406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.777449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.777475][ T32] r4:849d7200 [ 1326.777904][ T32] INFO: task kworker/0:94:3814 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.777942][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.778146][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.778212][ T32] Call trace: [ 1326.778244][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.778305][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.778329][ T32] r4:00000000 [ 1326.778350][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.778393][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.778423][ T32] dd20: 82fab000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.778477][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.778508][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.778533][ T32] r5:80050013 r4:80239bb0 [ 1326.778554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.778602][ T32] r4:82ac21e4 [ 1326.778638][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.778714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.778776][ T32] r4:e04bddc0 [ 1326.778799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.778847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.778907][ T32] r4:00000000 [ 1326.778931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.778983][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.779050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.779130][ T32] r5:00001000 r4:ed727000 [ 1326.779154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.779199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.779307][ T32] r5:85ef678c r4:85ef6400 [ 1326.779333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.779415][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.779522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.779577][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.779600][ T32] r4:849ffe00 [ 1326.779620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.779699][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.779725][ T32] r4:00000001 [ 1326.779765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.779807][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.779835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.779871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.779931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.779987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.780013][ T32] r4:84b392c0 [ 1326.780034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.780062][ T32] INFO: task kworker/1:257:3816 blocked for more than 453 seconds. [ 1326.780126][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.780155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.780196][ T32] task:kworker/1:257 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.780265][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.780308][ T32] Call trace: [ 1326.780338][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.780393][ T32] r10:8291a684 r9:e05e1d84 r8:00000002 r7:60000113 r6:e05e1d8c r5:85048c00 [ 1326.780417][ T32] r4:85048c00 [ 1326.780438][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1326.780575][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.780933][ T32] r9:83018205 r8:85048c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1326.781169][ T32] r5:85003f8c r4:85003c00 [ 1326.781189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.781396][ T32] r4:849f3300 ** 6 printk messages dropped ** [ 1326.781715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.782299][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.799630][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.799974][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.800257][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.800594][ T32] r5:85ef678c r4:85ef6400 ** 5 printk messages dropped ** [ 1326.800881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.801182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1326.801609][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.802003][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.802372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.802629][ T32] r5:8500c38c r4:8500c000 ** 3 printk messages dropped ** [ 1326.808806][ T32] r10:61c88647 r9:85048000 r8:849f32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.808914][ T32] r4:849f3280 [ 1326.808941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.808997][ T32] r10:00000000 r9:849f3280 r8:80287e08 r7:e05e1e60 r6:849f3380 r5:85048000 [ 1326.809020][ T32] r4:00000001 [ 1326.809060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.809107][ T32] Exception stack(0xe05d9fb0 to 0xe05d9ff8) [ 1326.809139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.809189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.809274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.809309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.809332][ T32] r4:83ac7240 [ 1326.809807][ T32] INFO: task kworker/1:258:3820 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.809869][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.809943][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.809993][ T32] Call trace: [ 1326.810024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.810081][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.810105][ T32] r4:00000000 [ 1326.810149][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.810196][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.810227][ T32] dd20: 835f9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.810257][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.810283][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.810308][ T32] r5:80050013 r4:80239bb0 [ 1326.810328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.810372][ T32] r4:82ac21e4 [ 1326.810393][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.810462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.810489][ T32] r4:e04bddc0 [ 1326.810509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.810583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.810611][ T32] r4:00000000 [ 1326.810632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.810683][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.810705][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.810772][ T32] r5:00001000 r4:ed727000 [ 1326.810796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.810854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.810926][ T32] r5:85ef678c r4:85ef6400 [ 1326.810951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.811003][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.811024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.811074][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.811097][ T32] r4:849ffe00 [ 1326.811116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.811165][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.811188][ T32] r4:00000001 [ 1326.811207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.811246][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.811310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.811344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.811423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.811458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.811480][ T32] r4:84b392c0 [ 1326.811502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.811549][ T32] INFO: task kworker/1:259:3821 blocked for more than 453 seconds. [ 1326.811659][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.811884][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.812219][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.825470][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.825813][ T32] r5:8500cb8c r4:8500c800 [ 1326.825857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.825999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.826280][ T32] Exception stack(0xe059dfb0 to 0xe059dff8) ** 6 printk messages dropped ** [ 1326.827033][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.827565][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.827776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 7 printk messages dropped ** [ 1326.828244][ T32] r5:85ef678c r4:85ef6400 ** 5 printk messages dropped ** [ 1326.828544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.828828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.829243][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.829574][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1326.829993][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.830174][ T32] r5:8500c78c r4:8500c400 ** 4 printk messages dropped ** [ 1326.830341][ T32] r4:849f3500 ** 2 printk messages dropped ** [ 1326.830484][ T32] r4:00000001 [ 1326.830507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.830546][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1326.830574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.830603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.830631][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.830662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.830686][ T32] r4:83ac7440 [ 1326.830971][ T32] INFO: task kworker/1:260:3822 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.831094][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.831185][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.831231][ T32] Call trace: [ 1326.831260][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.831323][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.831348][ T32] r4:00000000 [ 1326.831367][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.831408][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.831448][ T32] dd20: 839f1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.831489][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.831516][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.831541][ T32] r5:80050013 r4:80239bb0 [ 1326.831562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.831659][ T32] r4:82ac21e4 [ 1326.831683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.831735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.831759][ T32] r4:e04bddc0 [ 1326.831778][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.831824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.831848][ T32] r4:00000000 [ 1326.831893][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.831948][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.831970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.832014][ T32] r5:00001000 r4:ed727000 [ 1326.832035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.832077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.832122][ T32] r5:85ef678c r4:85ef6400 [ 1326.832143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.832193][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.832214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.832264][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.832287][ T32] r4:849ffe00 [ 1326.832311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.832364][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.832387][ T32] r4:00000001 [ 1326.832406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.832525][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.851153][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.851208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.851299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.851341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.851368][ T32] r4:84b392c0 [ 1326.851394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.851445][ T32] INFO: task kworker/1:261:3825 blocked for more than 453 seconds. [ 1326.851490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.851519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.851542][ T32] task:kworker/1:261 state:D stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.851716][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.851781][ T32] Call trace: [ 1326.851813][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.851881][ T32] r10:8291a684 r9:e05f1d84 r8:00000002 r7:60000013 r6:e05f1d8c r5:8504bc00 [ 1326.851906][ T32] r4:8504bc00 [ 1326.851926][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.851972][ T32] r5:8504bc00 r4:8291a680 [ 1326.851992][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.852039][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1326.852266][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.856774][ T32] r5:8500cf8c r4:8500cc00 [ 1326.856795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1326.856876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1326.857152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.857907][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.858210][ T32] dd20: 83f69000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1326.858528][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1326.858874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.859412][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1326.859814][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1326.860098][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.860354][ T32] r5:8504c800 r4:8291a680 ** 5 printk messages dropped ** [ 1326.860641][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.861042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1326.861234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.861636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.862122][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.862180][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.862230][ T32] Call trace: [ 1326.862262][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.862347][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.862374][ T32] r4:00000000 [ 1326.862479][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.879249][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.879322][ T32] dd20: 8449c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.879384][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.879445][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.879478][ T32] r5:80050013 r4:80239bb0 [ 1326.879572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.879664][ T32] r4:82ac21e4 [ 1326.879749][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.879801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.879826][ T32] r4:e04bddc0 [ 1326.879879][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.879931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.879955][ T32] r4:00000000 [ 1326.879995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.880096][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.880123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.880174][ T32] r5:00001000 r4:ed727000 [ 1326.880195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.880237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.880314][ T32] r5:85ef678c r4:85ef6400 [ 1326.880338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.880411][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.880436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.880489][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.880512][ T32] r4:849ffe00 [ 1326.880532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.880582][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.880658][ T32] r4:00000001 [ 1326.880694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.880738][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.880766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.880835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.880871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.880903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.880926][ T32] r4:84b392c0 [ 1326.880949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.880978][ T32] INFO: task kworker/1:263:3830 blocked for more than 453 seconds. [ 1326.881016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.881055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.881082][ T32] task:kworker/1:263 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.881168][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.881312][ T32] Call trace: [ 1326.881410][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1326.881469][ T32] r10:8291a684 r9:e061dd84 r8:00000002 r7:60000113 r6:e061dd8c r5:8504d400 [ 1326.881493][ T32] r4:8504d400 [ 1326.881514][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.881559][ T32] r5:8504d400 r4:8291a680 [ 1326.881579][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.881622][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.881678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 [ 1326.881729][ T32] r4:00000000 [ 1326.881781][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.881848][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1326.882201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.882371][ T32] r5:8500d78c r4:8500d400 ** 1 printk messages dropped ** [ 1326.882529][ T32] r7:ddde2d80 r6:83018200 r5:8500d78c r4:849f3600 ** 5 printk messages dropped ** [ 1326.896210][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.896457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.897269][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.897595][ T32] dd20: 84952000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1326.897908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.898285][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 6 printk messages dropped ** [ 1326.898586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.899052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.899445][ T32] r4:8504e000 ** 4 printk messages dropped ** [ 1326.899713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 ** 7 printk messages dropped ** [ 1326.900057][ T32] r9:83018205 r8:8504e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 5 printk messages dropped ** [ 1326.900278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1326.900565][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.900924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1326.901655][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.901876][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.902087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1326.916953][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 8 printk messages dropped ** [ 1326.917371][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.917860][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.918306][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 1326.918350][ T32] r4:00000000 [ 1326.918373][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.918411][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.918451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.918496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8462a100 [ 1326.918518][ T32] r4:00000000 [ 1326.918538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.918639][ T32] r9:83018205 r8:8504ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1326.918666][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.918714][ T32] r5:00001000 r4:e064f000 [ 1326.918734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.918810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.918867][ T32] r5:8500e38c r4:8500e000 [ 1326.918888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.918937][ T32] r7:ddde2d80 r6:83018200 r5:8500e38c r4:849f3a00 [ 1326.919072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.919147][ T32] r10:61c88647 r9:8504ec00 r8:849f3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.919173][ T32] r4:849f3a00 [ 1326.919269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.919322][ T32] r10:00000000 r9:849f3a00 r8:80287e08 r7:e062de60 r6:849f3b80 r5:8504ec00 [ 1326.919389][ T32] r4:00000001 [ 1326.919412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.919451][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1326.919555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.919611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.919642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.919673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.919697][ T32] r4:83ac7980 [ 1326.920146][ T32] INFO: task kworker/1:265:3833 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.920186][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.920269][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.920339][ T32] Call trace: [ 1326.920416][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.920476][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.920500][ T32] r4:00000000 [ 1326.920520][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.920563][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.920640][ T32] dd20: 84be9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.920679][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.920708][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.920733][ T32] r5:80050013 r4:80239bb0 [ 1326.920776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.920829][ T32] r4:82ac21e4 [ 1326.920897][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.920950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.920973][ T32] r4:e04bddc0 [ 1326.921039][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.921090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.921114][ T32] r4:00000000 [ 1326.921134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.921212][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.921238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.921328][ T32] r5:00001000 r4:ed727000 [ 1326.921353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.921396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.921468][ T32] r5:85ef678c r4:85ef6400 [ 1326.921549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.921681][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.921707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.921761][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.921785][ T32] r4:849ffe00 [ 1326.921804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.921889][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1326.921975][ T32] r4:00000001 [ 1326.921999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.922041][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1326.922070][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.922124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.922206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.922241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.922266][ T32] r4:84b392c0 [ 1326.922326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.922356][ T32] INFO: task kworker/1:266:3835 blocked for more than 453 seconds. [ 1326.922470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.922552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.934942][ T32] task:kworker/1:266 state:D stack:0 pid:3835 tgid:3835 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.935301][ T32] r4:85050000 ** 3 printk messages dropped ** [ 1326.935474][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.935885][ T32] r9:83018205 r8:85050000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 4 printk messages dropped ** [ 1326.936143][ T32] r5:8500df8c r4:8500dc00 ** 3 printk messages dropped ** [ 1326.936341][ T32] r10:61c88647 r9:85050000 r8:849f3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.936828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.937759][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.938086][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1326.938365][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1326.938573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1326.939045][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.939371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.939796][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.939953][ T32] r4:85050c00 [ 1326.939974][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1326.940020][ T32] r5:85050c00 r4:8291a680 [ 1326.940040][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.940094][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.940154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1326.940180][ T32] r4:00000000 [ 1326.940200][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1326.940238][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.940275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.940340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2f040 [ 1326.940386][ T32] r4:00000000 [ 1326.940425][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.940499][ T32] r9:83018205 r8:85050c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1326.940525][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.940581][ T32] r5:00001000 r4:e0665000 [ 1326.940656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.940715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.940765][ T32] r5:8500e78c r4:8500e400 [ 1326.940785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.940836][ T32] r7:ddde2d80 r6:83018200 r5:8500e78c r4:849f3c00 [ 1326.940862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.940914][ T32] r10:61c88647 r9:85050c00 r8:849f3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.940937][ T32] r4:849f3c00 [ 1326.940957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.941006][ T32] r10:00000000 r9:849f3c00 r8:80287e08 r7:e0641e60 r6:849f3c80 r5:85050c00 [ 1326.941028][ T32] r4:00000001 [ 1326.941047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.941085][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1326.941125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.941158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.941187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.941218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.941251][ T32] r4:83ac7bc0 [ 1326.941493][ T32] INFO: task kworker/1:267:3837 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.941531][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.941599][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.941649][ T32] Call trace: [ 1326.941710][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.941768][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.941792][ T32] r4:00000000 [ 1326.941813][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.941858][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.941905][ T32] dd20: 850cb000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.941939][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.941966][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.942013][ T32] r5:80050013 r4:80239bb0 [ 1326.942068][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.942116][ T32] r4:82ac21e4 [ 1326.942157][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.942207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.942230][ T32] r4:e04bddc0 [ 1326.942277][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.942326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.942350][ T32] r4:00000000 [ 1326.942370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.942439][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.942462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.965554][ T32] r5:00001000 r4:ed727000 [ 1326.965603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.965674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.965736][ T32] r5:85ef678c r4:85ef6400 [ 1326.965786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.965858][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.965881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.965933][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.965957][ T32] r4:849ffe00 [ 1326.965977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.966028][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1326.966111][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1326.966431][ T32] INFO: task kworker/1:268:3841 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.966829][ T32] r4:85052400 ** 4 printk messages dropped ** [ 1326.967048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0659e08 ** 9 printk messages dropped ** [ 1326.967449][ T32] r5:00001000 r4:e0671000 ** 2 printk messages dropped ** [ 1326.967569][ T32] r5:8500ef8c r4:8500ec00 ** 3 printk messages dropped ** [ 1326.967791][ T32] r10:61c88647 r9:85052400 r8:849f3d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.968146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.968972][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.969362][ T32] dd20: 855b8000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1326.969601][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1326.969825][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1326.970170][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.970425][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.970759][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.971093][ T32] r5:85053000 r4:8291a680 ** 5 printk messages dropped ** [ 1326.971394][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1326.971433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.971530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2f140 [ 1326.971595][ T32] r4:00000000 [ 1326.971620][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.971702][ T32] r9:83018205 r8:85053000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1326.971727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.971775][ T32] r5:00001000 r4:e066b000 [ 1326.971796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.971857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.971911][ T32] r5:8500eb8c r4:8500e800 [ 1326.971931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.972009][ T32] r7:ddde2d80 r6:83018200 r5:8500eb8c r4:849f3e00 [ 1326.972034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.972087][ T32] r10:61c88647 r9:85053000 r8:849f3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.972110][ T32] r4:849f3e00 [ 1326.972130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.972203][ T32] r10:00000000 r9:849f3e00 r8:80287e08 r7:e0659e60 r6:849f3e80 r5:85053000 [ 1326.972229][ T32] r4:00000001 [ 1326.972250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.972288][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) [ 1326.972376][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.972517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.990732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.990790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.990837][ T32] r4:84b2f240 [ 1326.991273][ T32] INFO: task kworker/1:269:3842 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1326.991312][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.991407][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.991469][ T32] Call trace: [ 1326.991547][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1326.991609][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1326.991634][ T32] r4:00000000 [ 1326.991670][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.991717][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1326.991810][ T32] dd20: 85ac1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1326.991867][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1326.991897][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1326.991923][ T32] r5:80050013 r4:80239bb0 [ 1326.991944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.991990][ T32] r4:82ac21e4 [ 1326.992011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.992083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1326.992148][ T32] r4:e04bddc0 [ 1326.992172][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1326.992247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1326.992275][ T32] r4:00000000 [ 1326.992298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1326.992351][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1326.992403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.992520][ T32] r5:00001000 r4:ed727000 [ 1326.997144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.997233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.997284][ T32] r5:85ef678c r4:85ef6400 [ 1326.997306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.997358][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1326.997379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.997430][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.997453][ T32] r4:849ffe00 [ 1326.997473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.997581][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 1 printk messages dropped ** [ 1326.997698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1326.998062][ T32] INFO: task kworker/1:270:3844 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.998407][ T32] r4:85053c00 ** 4 printk messages dropped ** [ 1326.998611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0675e08 ** 7 printk messages dropped ** [ 1326.998923][ T32] r9:83018205 r8:85053c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 4 printk messages dropped ** [ 1326.999096][ T32] r5:8500f38c r4:8500f000 ** 4 printk messages dropped ** [ 1326.999282][ T32] r4:849f3f80 ** 4 printk messages dropped ** [ 1326.999504][ T32] Exception stack(0xe0675fb0 to 0xe0675ff8) ** 5 printk messages dropped ** [ 1327.000083][ T32] INFO: task kworker/1:270:3844 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 8 printk messages dropped ** [ 1327.000569][ T32] dd20: 85ac1000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1327.000926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 7 printk messages dropped ** [ 1327.001257][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1327.001528][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1327.001747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1327.002165][ T32] r4:85054800 ** 4 printk messages dropped ** [ 1327.002428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 ** 7 printk messages dropped ** [ 1327.018868][ T32] r9:83018205 r8:85054800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 ** 4 printk messages dropped ** [ 1327.019078][ T32] r5:8500f78c r4:8500f400 ** 3 printk messages dropped ** [ 1327.019221][ T32] r10:61c88647 r9:85054800 r8:849f30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.019524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.020228][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.020487][ T32] dd20: 85f36000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1327.020791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.020817][ T32] r4:e04bddc0 [ 1327.020921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.020974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.020998][ T32] r4:00000000 [ 1327.021045][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.021131][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.021181][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.021230][ T32] r5:00001000 r4:ed727000 [ 1327.021271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.021338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.021388][ T32] r5:85ef678c r4:85ef6400 [ 1327.021409][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.021461][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.021483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.021534][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.021557][ T32] r4:849ffe00 [ 1327.021576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.021682][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.021730][ T32] r4:00000001 [ 1327.021753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.021798][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.021828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.021896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.021957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.022010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.022038][ T32] r4:84b392c0 [ 1327.022059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.022135][ T32] INFO: task kworker/1:272:3849 blocked for more than 453 seconds. [ 1327.022172][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.022224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.022248][ T32] task:kworker/1:272 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.022318][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.022360][ T32] Call trace: [ 1327.022407][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.022540][ T32] r10:8291a684 r9:e0681d84 r8:00000002 r7:60000113 r6:e0681d8c r5:85055400 [ 1327.034427][ T32] r4:85055400 [ 1327.034472][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.034554][ T32] r5:85055400 r4:8291a680 [ 1327.034576][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.034621][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.034689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0681e08 [ 1327.034717][ T32] r4:00000000 [ 1327.034759][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.034801][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.034843][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.034898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2f780 [ 1327.034931][ T32] r4:00000000 [ 1327.034955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.035030][ T32] r9:83018205 r8:85055400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1327.035079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.035132][ T32] r5:00001000 r4:dfaef000 [ 1327.035153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.035195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.035241][ T32] r5:8500fb8c r4:8500f800 [ 1327.035280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.035337][ T32] r7:ddde2d80 r6:83018200 r5:8500fb8c r4:8484a100 [ 1327.035379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.035477][ T32] r10:61c88647 r9:85055400 r8:8484a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.035523][ T32] r4:8484a100 [ 1327.035547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.035629][ T32] r10:00000000 r9:8484a100 r8:80287e08 r7:e067de60 r6:8484a180 r5:85055400 ** 1 printk messages dropped ** [ 1327.035677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.036465][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.036821][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1327.037128][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.037346][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.037673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.038090][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.038284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.038641][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.039123][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.039538][ T32] r9:83018205 r8:85056000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1327.039741][ T32] r5:8501438c r4:85014000 ** 4 printk messages dropped ** [ 1327.039959][ T32] r4:8484a000 ** 4 printk messages dropped ** [ 1327.040135][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) ** 6 printk messages dropped ** [ 1327.040569][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.040899][ T32] dd20: 86049000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.040952][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.040984][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.041009][ T32] r5:80050013 r4:80239bb0 [ 1327.041049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.041126][ T32] r4:82ac21e4 [ 1327.041150][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.041197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.041221][ T32] r4:e04bddc0 [ 1327.041240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.041285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.041309][ T32] r4:00000000 [ 1327.041364][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.041443][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.041469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.041517][ T32] r5:00001000 r4:ed727000 [ 1327.041559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.041621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.041671][ T32] r5:85ef678c r4:85ef6400 [ 1327.041702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.041757][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.041778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.041830][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.041857][ T32] r4:849ffe00 [ 1327.041900][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.041988][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.042021][ T32] r4:00000001 [ 1327.042054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.042098][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.042126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.042155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.042183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.042214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.042238][ T32] r4:84b392c0 [ 1327.042279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.042309][ T32] INFO: task kworker/1:274:3851 blocked for more than 453 seconds. [ 1327.042337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.042362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.042403][ T32] task:kworker/1:274 state:D stack:0 pid:3851 tgid:3851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.042475][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.058596][ T32] Call trace: [ 1327.058676][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.058759][ T32] r10:8291a684 r9:e068dd84 r8:00000002 r7:60000113 r6:e068dd8c r5:85056c00 [ 1327.058785][ T32] r4:85056c00 [ 1327.058806][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.058859][ T32] r5:85056c00 r4:8291a680 [ 1327.058881][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.058926][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.058972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1327.058994][ T32] r4:00000000 [ 1327.059013][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.059070][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.059118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.059184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2fa40 [ 1327.059232][ T32] r4:00000000 [ 1327.059256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.059307][ T32] r9:83018205 r8:85056c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1327.059373][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.059432][ T32] r5:00001000 r4:dfb77000 [ 1327.059454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.059516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.059579][ T32] r5:8500ff8c r4:8500fc00 [ 1327.059644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.059722][ T32] r7:ddde2d80 r6:83018200 r5:8500ff8c r4:8484a200 [ 1327.059771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.059846][ T32] r10:61c88647 r9:85056c00 r8:8484a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.059881][ T32] r4:8484a200 [ 1327.059902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.059973][ T32] r10:00000000 r9:8484a200 r8:80287e08 r7:e0685e60 r6:8484a280 r5:85056c00 [ 1327.060008][ T32] r4:00000001 [ 1327.060032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.060074][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1327.060128][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.060171][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.060202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1327.060746][ T32] INFO: task kworker/1:274:3851 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 10 printk messages dropped ** [ 1327.061332][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.061381][ T32] r5:80050013 r4:80239bb0 [ 1327.061415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.061477][ T32] r4:82ac21e4 [ 1327.061498][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.061546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.061569][ T32] r4:e04bddc0 [ 1327.061588][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.061687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.061738][ T32] r4:00000000 [ 1327.061762][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.061814][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.061836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.061887][ T32] r5:00001000 r4:ed727000 [ 1327.061908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.061950][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.062183][ T32] r4:849ffe00 ** 3 printk messages dropped ** [ 1327.062323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.077212][ T32] INFO: task kworker/1:275:3854 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.077596][ T32] r4:85051800 ** 4 printk messages dropped ** [ 1327.077811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0689e08 ** 9 printk messages dropped ** [ 1327.078208][ T32] r5:00001000 r4:dfdc3000 ** 2 printk messages dropped ** [ 1327.078373][ T32] r5:85014b8c r4:85014800 [ 1327.078394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.078648][ T32] r10:00000000 r9:8484a300 r8:80287e08 r7:e0685e60 r6:8484a400 r5:85051800 ** 9 printk messages dropped ** [ 1327.079414][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.080161][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.080387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1327.080811][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 7 printk messages dropped ** [ 1327.081168][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1327.081404][ T32] INFO: task kworker/0:95:3857 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.081698][ T32] r4:84bb8000 ** 4 printk messages dropped ** [ 1327.081897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0691e08 ** 7 printk messages dropped ** [ 1327.082213][ T32] r9:83018005 r8:84bb8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1327.082491][ T32] r5:84af4f8c r4:84af4c00 ** 3 printk messages dropped ** [ 1327.098190][ T32] r10:61c88647 r9:84bb8000 r8:849a8d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.098532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.099193][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.099254][ T32] Call trace: [ 1327.099309][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.099371][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.099396][ T32] r4:00000000 [ 1327.099446][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.099494][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.099545][ T32] dd20: 869c6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.099585][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.099612][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.099653][ T32] r5:80050013 r4:80239bb0 [ 1327.099707][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.099757][ T32] r4:82ac21e4 [ 1327.099778][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.099824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.099847][ T32] r4:e04bddc0 [ 1327.099872][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.099930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.099957][ T32] r4:00000000 [ 1327.099996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.100051][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.100094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.100168][ T32] r5:00001000 r4:ed727000 [ 1327.100193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.100247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.100302][ T32] r5:85ef678c r4:85ef6400 [ 1327.100323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.100373][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.100394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.100445][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.100491][ T32] r4:849ffe00 [ 1327.100514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.100586][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.100613][ T32] r4:00000001 [ 1327.100650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.100700][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.100752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.100786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.100816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.100873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.100919][ T32] r4:84b392c0 [ 1327.100944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.100998][ T32] INFO: task kworker/1:276:3858 blocked for more than 453 seconds. [ 1327.101035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.101062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.101083][ T32] task:kworker/1:276 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.101185][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.101240][ T32] Call trace: [ 1327.101269][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.101321][ T32] r10:8291a684 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:85049800 [ 1327.101344][ T32] r4:85049800 [ 1327.101385][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.101436][ T32] r5:85049800 r4:8291a680 [ 1327.101478][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.101524][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.101600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1327.101627][ T32] r4:00000000 [ 1327.101646][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.101684][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.101798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84800540 ** 7 printk messages dropped ** [ 1327.102145][ T32] r5:85014f8c r4:85014c00 ** 1 printk messages dropped ** [ 1327.102227][ T32] r7:ddde2d80 r6:83018200 r5:85014f8c r4:8484a580 ** 5 printk messages dropped ** [ 1327.102537][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.115658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.116465][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.116670][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1327.116920][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1327.117220][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1327.117523][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.117809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.118179][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.118573][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.118986][ T32] r9:83018205 r8:85060c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1327.119220][ T32] r5:8501578c r4:85015400 ** 3 printk messages dropped ** [ 1327.119425][ T32] r10:61c88647 r9:85060c00 r8:8484a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1327.119603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.119644][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1327.119692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.119726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.119755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.119796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.119822][ T32] r4:84b2fd40 [ 1327.120077][ T32] INFO: task kworker/1:277:3859 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.120126][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.120186][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.120267][ T32] Call trace: [ 1327.120298][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.120355][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.120378][ T32] r4:00000000 [ 1327.120398][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.120440][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.120470][ T32] dd20: 87050000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.120501][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.120548][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.120597][ T32] r5:80050013 r4:80239bb0 [ 1327.120660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.120711][ T32] r4:82ac21e4 [ 1327.120733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.120800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.120828][ T32] r4:e04bddc0 [ 1327.120854][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.120939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.120982][ T32] r4:00000000 [ 1327.121035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.121137][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.121163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.121230][ T32] r5:00001000 r4:ed727000 [ 1327.121255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.121320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.121370][ T32] r5:85ef678c r4:85ef6400 [ 1327.121392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.121472][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.121498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.121572][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.121627][ T32] r4:849ffe00 [ 1327.121651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.121704][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.121727][ T32] r4:00000001 [ 1327.121747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.122025][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1327.122244][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.147816][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1327.148125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.148494][ T32] r5:8501538c r4:85015000 [ 1327.148540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.148692][ T32] r10:61c88647 r9:85061800 r8:8484a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.149047][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.149990][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 6 printk messages dropped ** [ 1327.150242][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.150456][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1327.150679][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1327.151241][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1327.151509][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1327.151751][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.152023][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.152401][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.164581][ T32] r5:8501678c r4:85016400 [ 1327.164635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.164970][ T32] r10:00000000 r9:8484a780 r8:80287e08 r7:e069de60 r6:8484a880 r5:85063000 ** 8 printk messages dropped ** [ 1327.165728][ T32] INFO: task kworker/1:279:3865 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1327.166156][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1327.166479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 9 printk messages dropped ** [ 1327.166881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.167258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.167513][ T32] INFO: task kworker/1:280:3867 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.168034][ T32] r4:85063c00 ** 4 printk messages dropped ** [ 1327.168264][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 ** 3 printk messages dropped ** [ 1327.168429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.168484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ae400 [ 1327.168508][ T32] r4:00000000 [ 1327.168528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.168577][ T32] r9:83018205 r8:85063c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1327.168599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.168663][ T32] r5:00001000 r4:e0085000 [ 1327.168705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.168751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.168798][ T32] r5:85015b8c r4:85015800 [ 1327.168820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.168892][ T32] r7:ddde2d80 r6:83018200 r5:85015b8c r4:8484a900 [ 1327.168946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.169000][ T32] r10:61c88647 r9:85063c00 r8:8484a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.169045][ T32] r4:8484a900 [ 1327.169068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.169120][ T32] r10:00000000 r9:8484a900 r8:80287e08 r7:e0695e60 r6:8484aa00 r5:85063c00 [ 1327.169154][ T32] r4:00000001 [ 1327.169197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.169259][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 1327.169291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.169323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.169352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.169382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.169405][ T32] r4:849ae500 [ 1327.169602][ T32] INFO: task kworker/1:280:3867 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.169637][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.169728][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.169775][ T32] Call trace: [ 1327.169843][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.169908][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.169933][ T32] r4:00000000 [ 1327.169974][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.170042][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.170098][ T32] dd20: 8760c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.170141][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.170171][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.170197][ T32] r5:80050013 r4:80239bb0 [ 1327.170238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.170300][ T32] r4:82ac21e4 [ 1327.170333][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.170404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.170431][ T32] r4:e04bddc0 [ 1327.170451][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.170499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.170523][ T32] r4:00000000 [ 1327.170562][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.170618][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.170641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.170686][ T32] r5:00001000 r4:ed727000 [ 1327.170707][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.170749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.170794][ T32] r5:85ef678c r4:85ef6400 [ 1327.170815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.170881][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.170926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.171002][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.171039][ T32] r4:849ffe00 [ 1327.171061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.171113][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.171138][ T32] r4:00000001 [ 1327.171158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.171198][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.171225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.171256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.171284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.171335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.171363][ T32] r4:84b392c0 [ 1327.171405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.171434][ T32] INFO: task kworker/1:281:3868 blocked for more than 453 seconds. [ 1327.171462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.171488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.171509][ T32] task:kworker/1:281 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.171555][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.171596][ T32] Call trace: [ 1327.171676][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.171732][ T32] r10:8291a684 r9:e06add84 r8:00000002 r7:60000013 r6:e06add8c r5:85064800 [ 1327.171786][ T32] r4:85064800 [ 1327.171811][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.171864][ T32] r5:85064800 r4:8291a680 [ 1327.171886][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.171928][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.171974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1327.172008][ T32] r4:00000000 [ 1327.172031][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.172070][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.172127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.172196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ae680 [ 1327.172231][ T32] r4:00000000 [ 1327.172254][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.172332][ T32] r9:83018205 r8:85064800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1327.172380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.172430][ T32] r5:00001000 r4:e0095000 [ 1327.172450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.190392][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.190479][ T32] r5:85015f8c r4:85015c00 [ 1327.190522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.190603][ T32] r7:ddde2d80 r6:83018200 r5:85015f8c r4:8484a800 [ 1327.190629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.190703][ T32] r10:61c88647 r9:85064800 r8:8484a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.190750][ T32] r4:8484a800 [ 1327.190795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.190857][ T32] r10:00000000 r9:8484a800 r8:80287e08 r7:e0695e60 r6:8484a980 r5:85064800 ** 4 printk messages dropped ** [ 1327.191021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.191779][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.191997][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.192029][ T32] dd20: 87ace000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.192060][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.192108][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.192157][ T32] r5:80050013 r4:80239bb0 [ 1327.192181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.192229][ T32] r4:82ac21e4 [ 1327.192251][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.192298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.192322][ T32] r4:e04bddc0 [ 1327.192362][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.192412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.192436][ T32] r4:00000000 [ 1327.205641][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.205779][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.205810][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.205873][ T32] r5:00001000 r4:ed727000 [ 1327.205896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.205959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.206034][ T32] r5:85ef678c r4:85ef6400 [ 1327.206059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.206114][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.206135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.206206][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.206253][ T32] r4:849ffe00 [ 1327.206277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.206330][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.206353][ T32] r4:00000001 [ 1327.206394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.206439][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.206471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.206501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.206551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.206586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.206609][ T32] r4:84b392c0 [ 1327.206632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.206670][ T32] INFO: task kworker/1:282:3870 blocked for more than 453 seconds. [ 1327.206706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.206826][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.207182][ T32] r5:85065400 r4:8291a680 ** 5 printk messages dropped ** [ 1327.207415][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.207782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.207883][ T32] r5:8501638c r4:85016000 ** 3 printk messages dropped ** [ 1327.208043][ T32] r10:61c88647 r9:85065400 r8:8484aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.208336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.209104][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1327.209481][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.209700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1327.210259][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.210625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.210905][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.211308][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.211709][ T32] r9:83018005 r8:84ac9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1327.212038][ T32] r5:84af5b8c r4:84af5800 ** 3 printk messages dropped ** [ 1327.212193][ T32] r10:61c88647 r9:84ac9800 r8:849a8eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.221189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.221954][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1327.222129][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.222153][ T32] r5:80050013 r4:80239bb0 [ 1327.222185][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.222242][ T32] r4:82ac21e4 [ 1327.222286][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.222358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.222433][ T32] r4:e04bddc0 [ 1327.222498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.235034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.235071][ T32] r4:00000000 [ 1327.235105][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.235196][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.235223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.235294][ T32] r5:00001000 r4:ed727000 [ 1327.235320][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.235364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.235410][ T32] r5:85ef678c r4:85ef6400 [ 1327.235430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.235483][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.235504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.235554][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.235577][ T32] r4:849ffe00 [ 1327.235661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.235737][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.235765][ T32] r4:00000001 [ 1327.235785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.235826][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.235863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.235895][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.235923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.235954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.235977][ T32] r4:84b392c0 [ 1327.236021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.236054][ T32] INFO: task kworker/1:283:3874 blocked for more than 453 seconds. [ 1327.236087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.236112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.236134][ T32] task:kworker/1:283 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.236209][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.236261][ T32] Call trace: [ 1327.236292][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.236348][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:84acbc00 [ 1327.236389][ T32] r4:84acbc00 [ 1327.236433][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.236484][ T32] r5:84acbc00 r4:8291a680 [ 1327.236515][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.236560][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.236616][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1327.236658][ T32] r4:00000000 [ 1327.236690][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.236731][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.236769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.236813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aea40 [ 1327.236883][ T32] r4:00000000 [ 1327.236918][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.236971][ T32] r9:83018205 r8:84acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 1327.237049][ T32] r5:00001000 r4:e04a9000 ** 2 printk messages dropped ** [ 1327.237161][ T32] r5:85016b8c r4:85016800 [ 1327.237181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.237458][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.237655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.238269][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.238491][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1327.238684][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.238916][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.239215][ T32] r5:85ef678c r4:85ef6400 ** 5 printk messages dropped ** [ 1327.239416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1327.239634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.239900][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.240425][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1327.240910][ T32] r9:83018205 r8:84ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 4 printk messages dropped ** [ 1327.241107][ T32] r5:85020b8c r4:85020800 ** 3 printk messages dropped ** [ 1327.241273][ T32] r10:61c88647 r9:84ac8000 r8:8484acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.241577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.242013][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.242262][ T32] dd20: 8865e000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1327.252106][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1327.252443][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1327.253154][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.253438][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.253782][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.254103][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.254380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aec00 [ 1327.254402][ T32] r4:00000000 [ 1327.254422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.254484][ T32] r9:83018205 r8:84acec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.254509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.254556][ T32] r5:00001000 r4:e04cd000 [ 1327.254596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.254642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.254687][ T32] r5:85016f8c r4:85016c00 [ 1327.254723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.254823][ T32] r7:ddde2d80 r6:83018200 r5:85016f8c r4:8484ad80 [ 1327.254849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.254906][ T32] r10:61c88647 r9:84acec00 r8:8484adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.254950][ T32] r4:8484ad80 [ 1327.254993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.255075][ T32] r10:00000000 r9:8484ad80 r8:80287e08 r7:e06c9e60 r6:8485bd80 r5:84acec00 [ 1327.255143][ T32] r4:00000001 [ 1327.255173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.255225][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1327.255256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.255286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.255313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.255351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.255377][ T32] r4:849ae980 [ 1327.255716][ T32] INFO: task kworker/1:285:3877 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.255751][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.255841][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.255895][ T32] Call trace: [ 1327.255926][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.256000][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.256028][ T32] r4:00000000 [ 1327.256057][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.256102][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.256133][ T32] dd20: 8865e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.256183][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.256213][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.256239][ T32] r5:80050013 r4:80239bb0 [ 1327.256259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.256303][ T32] r4:82ac21e4 [ 1327.256323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.256369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.256401][ T32] r4:e04bddc0 [ 1327.256432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.256519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.256548][ T32] r4:00000000 [ 1327.256569][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.256659][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.256708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.256796][ T32] r5:00001000 r4:ed727000 [ 1327.256841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.256951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.257024][ T32] r5:85ef678c r4:85ef6400 [ 1327.257076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.257131][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.257153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.257203][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.257265][ T32] r4:849ffe00 [ 1327.257288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.257341][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.257364][ T32] r4:00000001 [ 1327.257383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257440][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.257471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.257503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.257530][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.257560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.257604][ T32] r4:84b392c0 [ 1327.257647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.257675][ T32] INFO: task kworker/1:286:3879 blocked for more than 453 seconds. [ 1327.257712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.257739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.257760][ T32] task:kworker/1:286 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.258063][ T32] r5:84640000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.258341][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.258790][ T32] r5:8501738c r4:85017000 ** 1 printk messages dropped ** [ 1327.258880][ T32] r7:ddde2d80 r6:83018200 r5:8501738c r4:8484ad00 ** 4 printk messages dropped ** [ 1327.259151][ T32] r10:00000000 r9:8484ad00 r8:80287e08 r7:e06c9e60 r6:84846f00 r5:84640000 ** 6 printk messages dropped ** [ 1327.259403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1327.260069][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1327.260310][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.260472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1327.260914][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1327.261153][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.261319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.261601][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.261939][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1327.262088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1327.262141][ T32] r4:00000000 [ 1327.262164][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.262202][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.262239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.262305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849aee40 [ 1327.262332][ T32] r4:00000000 [ 1327.262353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.262402][ T32] r9:83018205 r8:84642400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.262444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.296873][ T32] r5:00001000 r4:e0515000 [ 1327.296915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.296982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.297034][ T32] r5:8501778c r4:85017400 [ 1327.297081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.297152][ T32] r7:ddde2d80 r6:83018200 r5:8501778c r4:8484ae80 [ 1327.297179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.297250][ T32] r10:61c88647 r9:84642400 r8:8484aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.297278][ T32] r4:8484ae80 [ 1327.297299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.297372][ T32] r10:00000000 r9:8484ae80 r8:80287e08 r7:e06c9e60 r6:84846f80 r5:84642400 [ 1327.297399][ T32] r4:00000001 [ 1327.297440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.297486][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1327.297533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.297567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.297595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.297647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.297674][ T32] r4:849aecc0 [ 1327.298081][ T32] INFO: task kworker/1:287:3882 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.298142][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.298242][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.298322][ T32] Call trace: [ 1327.298354][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.298411][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.298453][ T32] r4:00000000 [ 1327.298500][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.298568][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.298602][ T32] dd20: 89261000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.298633][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.298682][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.298733][ T32] r5:80050013 r4:80239bb0 [ 1327.298779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.298828][ T32] r4:82ac21e4 [ 1327.298877][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1327.299244][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 9 printk messages dropped ** [ 1327.299716][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1327.299972][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1327.300192][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1327.300460][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.300824][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.301222][ T32] r9:83018205 r8:84640c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 4 printk messages dropped ** [ 1327.301431][ T32] r5:85017b8c r4:85017800 ** 3 printk messages dropped ** [ 1327.301646][ T32] r10:61c88647 r9:84640c00 r8:8484ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.302091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.313187][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.313426][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1327.313673][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1327.313977][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1327.314332][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.314596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.315025][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.315347][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.315895][ T32] r5:00001000 r4:e0533000 ** 2 printk messages dropped ** [ 1327.316067][ T32] r5:85017f8c r4:85017c00 ** 3 printk messages dropped ** [ 1327.316237][ T32] r10:61c88647 r9:84641800 r8:849c1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.316593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.317328][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.317564][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1327.317810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.317833][ T32] r4:00000000 [ 1327.317891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.317946][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.317968][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.318014][ T32] r5:00001000 r4:ed727000 [ 1327.318057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.318124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.318194][ T32] r5:85ef678c r4:85ef6400 [ 1327.318239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.318294][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.318340][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.318395][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.318420][ T32] r4:849ffe00 [ 1327.318457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.318512][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.318558][ T32] r4:00000001 [ 1327.318602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.318645][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.318711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.318745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.318794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.318846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.318897][ T32] r4:84b392c0 [ 1327.318921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.318975][ T32] INFO: task kworker/1:290:3887 blocked for more than 453 seconds. [ 1327.319021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.319074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.319099][ T32] task:kworker/1:290 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.319145][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.319212][ T32] Call trace: [ 1327.319288][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.319343][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000113 r6:e06f9d8c r5:84644800 [ 1327.319367][ T32] r4:84644800 [ 1327.319410][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.319470][ T32] r5:84644800 r4:8291a680 [ 1327.319524][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.319570][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.319617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f9e08 [ 1327.319640][ T32] r4:00000000 [ 1327.319687][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.319728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.319765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.319811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22040 [ 1327.319833][ T32] r4:00000000 [ 1327.319859][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.319908][ T32] r9:83018205 r8:84644800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1327.319955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.320036][ T32] r5:00001000 r4:e06cd000 [ 1327.320060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.320104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.320161][ T32] r5:8502038c r4:85020000 [ 1327.320182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.320230][ T32] r7:ddde2d80 r6:83018200 r5:8502038c r4:8484af80 [ 1327.320262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.320316][ T32] r10:61c88647 r9:84644800 r8:8484afac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.320340][ T32] r4:8484af80 [ 1327.320374][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.320454][ T32] r10:00000000 r9:8484af80 r8:80287e08 r7:e06c9e60 r6:84b4c100 r5:84644800 [ 1327.320480][ T32] r4:00000001 [ 1327.320501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.320540][ T32] Exception stack(0xe06f9fb0 to 0xe06f9ff8) [ 1327.320568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.320644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.320678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.320719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.320746][ T32] r4:849ae240 [ 1327.320972][ T32] INFO: task kworker/1:290:3887 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.321035][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.321096][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.321163][ T32] Call trace: [ 1327.321197][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.321274][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.321322][ T32] r4:00000000 [ 1327.321346][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.321410][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.321444][ T32] dd20: 89261000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.321475][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.321512][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.321570][ T32] r5:80050013 r4:80239bb0 [ 1327.321622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.321674][ T32] r4:82ac21e4 [ 1327.321704][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.321781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.321817][ T32] r4:e04bddc0 [ 1327.321840][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.321913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.321941][ T32] r4:00000000 [ 1327.321996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1327.322168][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1327.344431][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.344604][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.345032][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.345494][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.345835][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.346153][ T32] r5:8502078c r4:85020400 ** 1 printk messages dropped ** [ 1327.346253][ T32] r7:ddde2d80 r6:83018200 r5:8502078c r4:8478b080 ** 5 printk messages dropped ** [ 1327.346634][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.346847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.347789][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 6 printk messages dropped ** [ 1327.348098][ T32] r5:80050013 r4:80239bb0 [ 1327.348119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.348164][ T32] r4:82ac21e4 [ 1327.348184][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.348273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.348300][ T32] r4:e04bddc0 [ 1327.348319][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.348366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.348423][ T32] r4:00000000 [ 1327.348466][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.348527][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.348549][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.348595][ T32] r5:00001000 r4:ed727000 [ 1327.348668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.348774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.348834][ T32] r5:85ef678c r4:85ef6400 [ 1327.348867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.348960][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.349000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.349057][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.349081][ T32] r4:849ffe00 [ 1327.349100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.349171][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.349200][ T32] r4:00000001 [ 1327.349219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.349258][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.349287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.349316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.349343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.349384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.349410][ T32] r4:84b392c0 [ 1327.349441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.349488][ T32] INFO: task kworker/1:292:3891 blocked for more than 453 seconds. [ 1327.349520][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.349556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.349580][ T32] task:kworker/1:292 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.349633][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.349696][ T32] Call trace: [ 1327.349751][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.349810][ T32] r10:8291a684 r9:e0715d84 r8:00000002 r7:60000113 r6:e0715d8c r5:84646000 [ 1327.349834][ T32] r4:84646000 [ 1327.349876][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.349926][ T32] r5:84646000 r4:8291a680 [ 1327.349971][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.350016][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.350063][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0715e08 [ 1327.350096][ T32] r4:00000000 [ 1327.350119][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.350178][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.350218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.350264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22540 [ 1327.350287][ T32] r4:00000000 [ 1327.350316][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.350368][ T32] r9:83018205 r8:84646000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.350391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.350576][ T32] r5:8502138c r4:85021000 [ 1327.350600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.350801][ T32] r4:8478b000 ** 5 printk messages dropped ** [ 1327.351013][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.351548][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.351780][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 3 printk messages dropped ** [ 1327.351890][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.352078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 10 printk messages dropped ** [ 1327.373447][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1327.373712][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1327.373887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.374215][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.374728][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.374755][ T32] r4:00000000 [ 1327.374775][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.374813][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.374869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.374920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22400 [ 1327.374944][ T32] r4:00000000 [ 1327.374975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.375061][ T32] r9:83018205 r8:84643c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1327.375088][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.375136][ T32] r5:00001000 r4:e071f000 [ 1327.375157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.375221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.375272][ T32] r5:85020f8c r4:85020c00 [ 1327.375293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.375363][ T32] r7:ddde2d80 r6:83018200 r5:85020f8c r4:8478b200 [ 1327.375390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.375445][ T32] r10:61c88647 r9:84643c00 r8:8478b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.375497][ T32] r4:8478b200 [ 1327.375521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.375595][ T32] r10:00000000 r9:8478b200 r8:80287e08 r7:e0715e60 r6:84b4c280 r5:84643c00 [ 1327.375628][ T32] r4:00000001 [ 1327.375670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.375733][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1327.375793][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.375834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.375862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.375893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.375918][ T32] r4:84b22280 [ 1327.376333][ T32] INFO: task kworker/1:293:3893 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.376369][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.376467][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.376541][ T32] Call trace: [ 1327.376591][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.376669][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.376694][ T32] r4:00000000 [ 1327.376738][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.376784][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 1 printk messages dropped ** [ 1327.376858][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1327.377265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1327.377816][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1327.378092][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.378307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.378551][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.378806][ T32] r5:84a26c00 r4:8291a680 ** 5 printk messages dropped ** [ 1327.379056][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.379324][ T32] r5:00001000 r4:e073b000 ** 2 printk messages dropped ** [ 1327.379435][ T32] r5:8502178c r4:85021400 ** 2 printk messages dropped ** [ 1327.379526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1327.379802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.380409][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.380685][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1327.380943][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1327.381369][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1327.381692][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.382055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.382370][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.408185][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.408257][ T32] r4:00000000 [ 1327.408295][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.408369][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.408415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.408472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22a40 [ 1327.408499][ T32] r4:00000000 [ 1327.408519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.408571][ T32] r9:83018205 r8:84646c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1327.408648][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.408711][ T32] r5:00001000 r4:e075d000 [ 1327.408745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.408793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.408840][ T32] r5:8502238c r4:85022000 [ 1327.408869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.408926][ T32] r7:ddde2d80 r6:83018200 r5:8502238c r4:8478b280 [ 1327.408948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.408999][ T32] r10:61c88647 r9:84646c00 r8:8478b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.409037][ T32] r4:8478b280 [ 1327.409060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.409136][ T32] r10:00000000 r9:8478b280 r8:80287e08 r7:e0731e60 r6:84b4c380 r5:84646c00 [ 1327.409203][ T32] r4:00000001 [ 1327.409252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.409320][ T32] Exception stack(0xe0745fb0 to 0xe0745ff8) [ 1327.409358][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.409390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.409438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.409493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.409538][ T32] r4:84b22480 [ 1327.409933][ T32] INFO: task kworker/1:295:3897 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.409970][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.410066][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.410117][ T32] Call trace: [ 1327.410170][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.410249][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.410279][ T32] r4:00000000 [ 1327.410300][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.410344][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.410374][ T32] dd20: 8a1d2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.410427][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.410477][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.410506][ T32] r5:80050013 r4:80239bb0 [ 1327.410562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.410616][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.410816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 15 printk messages dropped ** [ 1327.411389][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.411881][ T32] r4:84b392c0 ** 8 printk messages dropped ** [ 1327.412395][ T32] r10:8291a684 r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:84a30000 ** 8 printk messages dropped ** [ 1327.429205][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1327.429540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.429738][ T32] r7:ddde2d80 r6:83018200 r5:85021b8c r4:8478b380 ** 2 printk messages dropped ** [ 1327.429843][ T32] r4:8478b380 ** 7 printk messages dropped ** [ 1327.430188][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.430222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.430247][ T32] r4:84b22480 [ 1327.430687][ T32] INFO: task kworker/1:296:3899 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.430725][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.430820][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.430891][ T32] Call trace: [ 1327.430946][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.431006][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.431031][ T32] r4:00000000 [ 1327.431052][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.431093][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.431123][ T32] dd20: 8a725000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.431166][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.431196][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.431223][ T32] r5:80050013 r4:80239bb0 [ 1327.431288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.431339][ T32] r4:82ac21e4 [ 1327.431380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.431450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.431478][ T32] r4:e04bddc0 [ 1327.431498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.431552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.431575][ T32] r4:00000000 [ 1327.431595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.431655][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.431698][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.431771][ T32] r5:00001000 r4:ed727000 [ 1327.431815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.431862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.431931][ T32] r5:85ef678c r4:85ef6400 [ 1327.431956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.432038][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.432064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.432116][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.432218][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1327.442871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1327.443439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 ** 12 printk messages dropped ** [ 1327.443965][ T32] r5:85021f8c r4:85021c00 [ 1327.444005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.444244][ T32] r10:00000000 r9:8478b400 r8:80287e08 r7:e0745e60 r6:84b4c480 r5:84a31800 ** 6 printk messages dropped ** [ 1327.444472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.444494][ T32] r4:84b229c0 [ 1327.444841][ T32] INFO: task kworker/1:297:3901 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.444896][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.444959][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.445005][ T32] Call trace: [ 1327.445058][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.445114][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.445137][ T32] r4:00000000 [ 1327.445158][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.445199][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.445228][ T32] dd20: 8a871000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.445258][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.445284][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.445308][ T32] r5:80050013 r4:80239bb0 [ 1327.445347][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.445395][ T32] r4:82ac21e4 [ 1327.445415][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.445461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.445483][ T32] r4:e04bddc0 [ 1327.445502][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.445572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.445628][ T32] r4:00000000 [ 1327.445653][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.445705][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.445738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.445795][ T32] r5:00001000 r4:ed727000 [ 1327.445819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.445871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.445921][ T32] r5:85ef678c r4:85ef6400 [ 1327.445942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.446001][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1327.446225][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1327.446485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.446831][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.447265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 ** 4 printk messages dropped ** [ 1327.447449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22e00 ** 7 printk messages dropped ** [ 1327.447800][ T32] r5:85022f8c r4:85022c00 [ 1327.447819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.447909][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.448226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.448925][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.449194][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1327.449505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1327.450021][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.450256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.450525][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.450927][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.451150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b22b80 ** 7 printk messages dropped ** [ 1327.451484][ T32] r5:8502278c r4:85022400 [ 1327.451520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.451718][ T32] r10:61c88647 r9:84a32400 r8:8478b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1327.451891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.451930][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1327.451968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.452001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.452029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.452082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.452129][ T32] r4:84b22a00 [ 1327.452319][ T32] INFO: task kworker/1:299:3905 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.452354][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.452435][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.474497][ T32] Call trace: [ 1327.474537][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.474611][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.474649][ T32] r4:00000000 [ 1327.474703][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.474754][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.474797][ T32] dd20: 8ad65000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.474833][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.474881][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.474909][ T32] r5:80050013 r4:80239bb0 [ 1327.474931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.474996][ T32] r4:82ac21e4 [ 1327.475021][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.475069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.475132][ T32] r4:e04bddc0 [ 1327.475175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.475227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.475270][ T32] r4:00000000 [ 1327.475293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.475347][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.475369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.475443][ T32] r5:00001000 r4:ed727000 [ 1327.475488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.475536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.475587][ T32] r5:85ef678c r4:85ef6400 [ 1327.475608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.475713][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.475740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.475798][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.475847][ T32] r4:849ffe00 [ 1327.475874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.475930][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.475954][ T32] r4:00000001 [ 1327.475974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.476012][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.476040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.476069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.476096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.476126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.476148][ T32] r4:84b392c0 [ 1327.476170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1327.476389][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.476607][ T32] r5:84a30c00 r4:8291a680 ** 3 printk messages dropped ** [ 1327.476824][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.477121][ T32] r9:83018205 r8:84a30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 ** 4 printk messages dropped ** [ 1327.477299][ T32] r5:85022b8c r4:85022800 [ 1327.477319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.477480][ T32] r4:8478b500 ** 5 printk messages dropped ** [ 1327.477735][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.478435][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.478850][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1327.479078][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1327.479409][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1327.479791][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.479933][ T32] r4:00000001 [ 1327.479953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.479992][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.480019][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.480048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.480076][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.480106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.480129][ T32] r4:84b392c0 [ 1327.480149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.480173][ T32] INFO: task kworker/1:301:3910 blocked for more than 453 seconds. [ 1327.480217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.480244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.480273][ T32] task:kworker/1:301 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.480346][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.480402][ T32] Call trace: [ 1327.480455][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.480510][ T32] r10:8291a684 r9:e07a5d84 r8:00000002 r7:60000113 r6:e07a5d8c r5:84a33c00 [ 1327.480534][ T32] r4:84a33c00 [ 1327.480583][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.480650][ T32] r5:84a33c00 r4:8291a680 [ 1327.480682][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.480727][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.480784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1327.480816][ T32] r4:00000000 [ 1327.480836][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.480902][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.480943][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.481011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84848880 [ 1327.481063][ T32] r4:00000000 [ 1327.481092][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.481141][ T32] r9:83018205 r8:84a33c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1327.481163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.481400][ T32] r5:8502338c r4:85023000 [ 1327.481423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.481474][ T32] r7:ddde2d80 r6:83018200 r5:8502338c r4:8478b580 ** 2 printk messages dropped ** [ 1327.481568][ T32] r4:8478b580 ** 5 printk messages dropped ** [ 1327.481796][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.482435][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.504108][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1327.504378][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.504425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.504464][ T32] r4:e04bddc0 [ 1327.504506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.504578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.504613][ T32] r4:00000000 [ 1327.504663][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.504717][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.504840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.504954][ T32] r5:00001000 r4:ed727000 [ 1327.505075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.505136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.505186][ T32] r5:85ef678c r4:85ef6400 [ 1327.505206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.505257][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.505278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.505328][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.505378][ T32] r4:849ffe00 [ 1327.505402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.505473][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.505500][ T32] r4:00000001 [ 1327.505540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.505582][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.505610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.505676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.505729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.505764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.505788][ T32] r4:84b392c0 [ 1327.505811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.505870][ T32] INFO: task kworker/1:302:3911 blocked for more than 453 seconds. [ 1327.505909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.505936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.505959][ T32] task:kworker/1:302 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.506016][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.506061][ T32] Call trace: [ 1327.506112][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.506188][ T32] r10:8291a684 r9:e07a9d84 r8:00000002 r7:60000013 r6:e07a9d8c r5:84a34800 [ 1327.506216][ T32] r4:84a34800 [ 1327.506256][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.506306][ T32] r5:84a34800 r4:8291a680 [ 1327.506327][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.506369][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.506443][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 [ 1327.506490][ T32] r4:00000000 [ 1327.506514][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.506681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f2180 ** 7 printk messages dropped ** [ 1327.507020][ T32] r5:8502378c r4:85023400 [ 1327.507041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.507109][ T32] r7:ddde2d80 r6:83018200 r5:8502378c r4:8478b600 ** 4 printk messages dropped ** [ 1327.507452][ T32] r10:00000000 r9:8478b600 r8:80287e08 r7:e07a5e60 r6:84b4c700 r5:84a34800 ** 8 printk messages dropped ** [ 1327.508116][ T32] INFO: task kworker/1:302:3911 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1327.508518][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1327.508772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1327.509142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.509606][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1327.509968][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1327.510230][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.510571][ T32] r5:84a36000 r4:8291a680 ** 2 printk messages dropped ** [ 1327.510727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 ** 8 printk messages dropped ** [ 1327.511123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.511301][ T32] r5:85025b8c r4:85025800 ** 1 printk messages dropped ** [ 1327.511371][ T32] r7:ddde2d80 r6:83018200 r5:85025b8c r4:8478b700 ** 4 printk messages dropped ** [ 1327.511553][ T32] r10:00000000 r9:8478b700 r8:80287e08 r7:e07a9e60 r6:84b4c780 r5:84a36000 ** 7 printk messages dropped ** [ 1327.511887][ T32] r4:84b22ec0 ** 3 printk messages dropped ** [ 1327.512285][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.534372][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1327.534630][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.534839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 8 printk messages dropped ** [ 1327.535239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1327.535596][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1327.535792][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1327.535962][ T32] task:kworker/1:304 state:D stack:0 pid:3916 tgid:3916 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.536514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b9e08 ** 8 printk messages dropped ** [ 1327.536967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.537216][ T32] r7:ddde2d80 r6:83018200 r5:85023b8c r4:8478b680 ** 4 printk messages dropped ** [ 1327.537453][ T32] r10:00000000 r9:8478b680 r8:80287e08 r7:e07ade60 r6:84b4c800 r5:84ac8c00 ** 1 printk messages dropped ** [ 1327.537499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.537561][ T32] Exception stack(0xe07b9fb0 to 0xe07b9ff8) [ 1327.537594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.537630][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.537669][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.537703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.537727][ T32] r4:841a10c0 [ 1327.538102][ T32] INFO: task kworker/1:304:3916 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.538136][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.538249][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.538320][ T32] Call trace: [ 1327.538349][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.538423][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.538452][ T32] r4:00000000 [ 1327.538502][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.538548][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.538578][ T32] dd20: 8b85d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.538609][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.538643][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.538669][ T32] r5:80050013 r4:80239bb0 [ 1327.538689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.538732][ T32] r4:82ac21e4 [ 1327.538752][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.538797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.538820][ T32] r4:e04bddc0 [ 1327.538838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.538907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.538933][ T32] r4:00000000 [ 1327.538975][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.539029][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.539051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.539095][ T32] r5:00001000 r4:ed727000 [ 1327.539115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.539158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.539212][ T32] r5:85ef678c r4:85ef6400 [ 1327.539235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.539286][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.539308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.539359][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.539382][ T32] r4:849ffe00 [ 1327.539421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.539476][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.539521][ T32] r4:00000001 [ 1327.539573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.539621][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.539650][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.539680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.539708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.539769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.539801][ T32] r4:84b392c0 [ 1327.539823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.539849][ T32] INFO: task kworker/1:305:3917 blocked for more than 454 seconds. [ 1327.539890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.539917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.539948][ T32] task:kworker/1:305 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.539997][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.540038][ T32] Call trace: [ 1327.540067][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.540142][ T32] r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:84643000 [ 1327.540172][ T32] r4:84643000 [ 1327.540214][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.540270][ T32] r5:84643000 r4:8291a680 [ 1327.540291][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.540334][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.540381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1327.540403][ T32] r4:00000000 [ 1327.540439][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.540512][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.540575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.540641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841a11c0 [ 1327.540706][ T32] r4:00000000 [ 1327.540740][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.540807][ T32] r9:83018205 r8:84643000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1327.540844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.540893][ T32] r5:00001000 r4:dfd7f000 [ 1327.540913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.540956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.541024][ T32] r5:85023f8c r4:85023c00 [ 1327.541047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.541098][ T32] r7:ddde2d80 r6:83018200 r5:85023f8c r4:8478b780 [ 1327.541119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.541169][ T32] r10:61c88647 r9:84643000 r8:8478b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.541192][ T32] r4:8478b780 [ 1327.541212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.541261][ T32] r10:00000000 r9:8478b780 r8:80287e08 r7:e07ade60 r6:84b4c880 r5:84643000 ** 1 printk messages dropped ** [ 1327.541315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.541464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.541492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.541522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.541578][ T32] r4:841a10c0 [ 1327.541795][ T32] INFO: task kworker/1:305:3917 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.541833][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.541913][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.541979][ T32] Call trace: [ 1327.542023][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.542081][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.542106][ T32] r4:00000000 [ 1327.542135][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.542176][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.542206][ T32] dd20: 8b85d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.542236][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.542262][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.542310][ T32] r5:80050013 r4:80239bb0 [ 1327.542334][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.542378][ T32] r4:82ac21e4 [ 1327.542398][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.542462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.542540][ T32] r4:e04bddc0 [ 1327.561898][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.561982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.562028][ T32] r4:00000000 [ 1327.562074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.562133][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.562197][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.562251][ T32] r5:00001000 r4:ed727000 [ 1327.562272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.562315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.562394][ T32] r5:85ef678c r4:85ef6400 [ 1327.562434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.562916][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.562952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.563037][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.563065][ T32] r4:849ffe00 [ 1327.563086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.563158][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.563185][ T32] r4:00000001 [ 1327.563205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.563266][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.563302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.563332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.563360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.563669][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1327.564193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.564590][ T32] r5:8502438c r4:85024000 ** 6 printk messages dropped ** [ 1327.564907][ T32] r10:00000000 r9:8478b800 r8:80287e08 r7:e07ade60 r6:84b4c900 r5:84a35400 ** 1 printk messages dropped ** [ 1327.564957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.564998][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 1327.565027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.565056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.565083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.565131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.565177][ T32] r4:841a1180 [ 1327.565552][ T32] INFO: task kworker/1:306:3919 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.565610][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.565697][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.565756][ T32] Call trace: [ 1327.565786][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.565842][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.565866][ T32] r4:00000000 [ 1327.565885][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.565927][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1327.566279][ T32] r4:e04bddc0 ** 9 printk messages dropped ** [ 1327.566794][ T32] r5:85ef678c r4:85ef6400 ** 9 printk messages dropped ** [ 1327.567256][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1327.567747][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.568131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 ** 7 printk messages dropped ** [ 1327.568440][ T32] r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 4 printk messages dropped ** [ 1327.568701][ T32] r5:8502478c r4:85024400 [ 1327.568745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.569027][ T32] r10:00000000 r9:8478b900 r8:80287e08 r7:e07ade60 r6:84b4c980 r5:848d0c00 ** 7 printk messages dropped ** [ 1327.569306][ T32] r4:841a1300 ** 3 printk messages dropped ** [ 1327.569746][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.570097][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 6 printk messages dropped ** [ 1327.570396][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1327.570503][ T32] r4:00000000 [ 1327.570527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.570578][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.570600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.570651][ T32] r5:00001000 r4:ed727000 [ 1327.570672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.570715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.570760][ T32] r5:85ef678c r4:85ef6400 [ 1327.570817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.570872][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.570895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.570946][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.570969][ T32] r4:849ffe00 [ 1327.570998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.571052][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.571075][ T32] r4:00000001 [ 1327.571094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.571147][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.571201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.571234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.571283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.571318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.571436][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1327.571827][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.572411][ T32] r5:85024b8c r4:85024800 ** 6 printk messages dropped ** [ 1327.604936][ T32] r10:00000000 r9:8478b980 r8:80287e08 r7:e07ade60 r6:84b4ca00 r5:848d2400 ** 16 printk messages dropped ** [ 1327.606083][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 11 printk messages dropped ** [ 1327.606558][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.607067][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1327.607285][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.607459][ T32] r4:84b392c0 [ 1327.607485][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.607514][ T32] INFO: task kworker/1:309:3925 blocked for more than 454 seconds. [ 1327.607550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.607576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.607597][ T32] task:kworker/1:309 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.607669][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.607712][ T32] Call trace: [ 1327.607763][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.607821][ T32] r10:8291a684 r9:e07edd84 r8:00000002 r7:60000113 r6:e07edd8c r5:848d1800 [ 1327.607845][ T32] r4:848d1800 [ 1327.607866][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.607913][ T32] r5:848d1800 r4:8291a680 [ 1327.607942][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.607989][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.608037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ede08 [ 1327.608060][ T32] r4:00000000 [ 1327.608079][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.608116][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.608154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.608217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841a1640 ** 5 printk messages dropped ** [ 1327.608435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.608651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.608708][ T32] r7:ddde2d80 r6:83018200 r5:85024f8c r4:8478ba00 [ 1327.608729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.608794][ T32] r10:61c88647 r9:848d1800 r8:8478ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.608843][ T32] r4:8478ba00 [ 1327.608886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.608939][ T32] r10:00000000 r9:8478ba00 r8:80287e08 r7:e07ade60 r6:84b4ca80 r5:848d1800 [ 1327.608962][ T32] r4:00000001 [ 1327.609031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.609073][ T32] Exception stack(0xe07edfb0 to 0xe07edff8) [ 1327.609102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.609132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.609214][ T32] r4:841a1580 ** 8 printk messages dropped ** [ 1327.609837][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1327.610289][ T32] r4:e04bddc0 ** 10 printk messages dropped ** [ 1327.610761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1327.611285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1327.611937][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f5e08 ** 12 printk messages dropped ** [ 1327.634884][ T32] r5:8502538c r4:85025000 [ 1327.634927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1327.635262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.635548][ T32] r4:841a18c0 [ 1327.635945][ T32] INFO: task kworker/1:310:3927 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.635986][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.636081][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.636131][ T32] Call trace: [ 1327.636163][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.636221][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.636245][ T32] r4:00000000 [ 1327.636280][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.636326][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.636402][ T32] dd20: 8cd2d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.636439][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.636466][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.636512][ T32] r5:80050013 r4:80239bb0 [ 1327.636537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.636583][ T32] r4:82ac21e4 [ 1327.636604][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.636674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.636720][ T32] r4:e04bddc0 [ 1327.636746][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.636795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.636838][ T32] r4:00000000 [ 1327.636862][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.636914][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.636938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.637003][ T32] r5:00001000 r4:ed727000 [ 1327.637047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.637095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.637141][ T32] r5:85ef678c r4:85ef6400 [ 1327.637181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.637334][ T32] r4:849ffe00 ** 7 printk messages dropped ** [ 1327.637584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1327.637990][ T32] r4:848d3000 ** 7 printk messages dropped ** [ 1327.638257][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.638682][ T32] r5:8502578c r4:85025400 ** 2 printk messages dropped ** [ 1327.638773][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1327.639423][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.640115][ T32] r4:e04bddc0 ** 8 printk messages dropped ** [ 1327.640425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.640495][ T32] r5:85ef678c r4:85ef6400 [ 1327.640529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.640582][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.640605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.640676][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.640700][ T32] r4:849ffe00 [ 1327.640731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.640784][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.640808][ T32] r4:00000001 [ 1327.640827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.640875][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.640920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.640953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.641001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.641035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.641086][ T32] r4:84b392c0 [ 1327.641110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.641135][ T32] INFO: task kworker/1:312:3931 blocked for more than 454 seconds. [ 1327.641183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.641212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.641265][ T32] task:kworker/1:312 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.641315][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.641370][ T32] Call trace: ** 2 printk messages dropped ** [ 1327.641506][ T32] r4:848d3c00 ** 3 printk messages dropped ** [ 1327.641638][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.641975][ T32] r9:83018205 r8:848d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 4 printk messages dropped ** [ 1327.642186][ T32] r5:8502678c r4:85026400 [ 1327.642226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.642386][ T32] r4:8478bb00 ** 6 printk messages dropped ** [ 1327.663083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.663793][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.664009][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1327.664294][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1327.664694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.665024][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.665048][ T32] r4:00000001 [ 1327.665077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.665120][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.665158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.665200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.665232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.665276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.665372][ T32] r4:84b392c0 [ 1327.665437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.665508][ T32] INFO: task kworker/1:313:3933 blocked for more than 454 seconds. [ 1327.665544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.665570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.665591][ T32] task:kworker/1:313 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.665644][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.665707][ T32] Call trace: [ 1327.665740][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.665795][ T32] r10:8291a684 r9:e0839d84 r8:00000002 r7:60000113 r6:e0839d8c r5:848d4800 [ 1327.665818][ T32] r4:848d4800 [ 1327.665858][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.665910][ T32] r5:848d4800 r4:8291a680 [ 1327.665952][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.665999][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.666067][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0839e08 [ 1327.666093][ T32] r4:00000000 [ 1327.666133][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.666174][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.666211][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.666256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841a1c00 [ 1327.666303][ T32] r4:00000000 [ 1327.666356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.666430][ T32] r9:83018205 r8:848d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.666478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.666529][ T32] r5:00001000 r4:e0149000 [ 1327.666564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.666609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.666663][ T32] r5:85025f8c r4:85025c00 [ 1327.666683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.666732][ T32] r7:ddde2d80 r6:83018200 r5:85025f8c r4:8478bc00 [ 1327.666764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.666838][ T32] r10:61c88647 r9:848d4800 r8:8478bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.666876][ T32] r4:8478bc00 [ 1327.666898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.666947][ T32] r10:00000000 r9:8478bc00 r8:80287e08 r7:e0819e60 r6:84b4cc80 r5:848d4800 [ 1327.667030][ T32] r4:00000001 [ 1327.667054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.667093][ T32] Exception stack(0xe0839fb0 to 0xe0839ff8) [ 1327.667121][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.667152][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.667179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1327.667478][ T32] INFO: task kworker/1:313:3933 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 18 printk messages dropped ** [ 1327.668354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1327.668960][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1327.669285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.669526][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.669752][ T32] r4:848d5400 ** 5 printk messages dropped ** [ 1327.669966][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.670231][ T32] r9:83018205 r8:848d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 7 printk messages dropped ** [ 1327.670522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1327.671000][ T32] r4:841a1bc0 ** 3 printk messages dropped ** [ 1327.671391][ T32] Call trace: [ 1327.671420][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.671474][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.671518][ T32] r4:00000000 [ 1327.671561][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.671607][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.671654][ T32] dd20: 8d23d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.671696][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.671725][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.671751][ T32] r5:80050013 r4:80239bb0 [ 1327.671772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.671816][ T32] r4:82ac21e4 [ 1327.671845][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.671922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.671949][ T32] r4:e04bddc0 [ 1327.671968][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.672024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.672050][ T32] r4:00000000 [ 1327.672090][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.672143][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.672166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.672211][ T32] r5:00001000 r4:ed727000 [ 1327.672231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.672273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.672318][ T32] r5:85ef678c r4:85ef6400 [ 1327.672359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.672414][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.672436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.672555][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.694731][ T32] r4:849ffe00 [ 1327.694793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.694905][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.695042][ T32] r4:00000001 [ 1327.695088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.695135][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.695189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.695223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.695281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.695336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.695362][ T32] r4:84b392c0 [ 1327.695386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1327.695907][ T32] r5:848d6000 r4:8291a680 ** 6 printk messages dropped ** [ 1327.696252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1327.696639][ T32] r5:85026b8c r4:85026800 [ 1327.696663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.696984][ T32] r10:00000000 r9:8478bb80 r8:80287e08 r7:e0819e60 r6:84b4cd80 r5:848d6000 ** 10 printk messages dropped ** [ 1327.697861][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.698243][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1327.698441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.698464][ T32] r4:e04bddc0 [ 1327.698483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.698530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.698572][ T32] r4:00000000 [ 1327.698637][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.698693][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.698735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.698784][ T32] r5:00001000 r4:ed727000 [ 1327.698806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.698848][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.698892][ T32] r5:85ef678c r4:85ef6400 [ 1327.698947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.699010][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.699036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.699088][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.699112][ T32] r4:849ffe00 [ 1327.699131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.699181][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.699203][ T32] r4:00000001 [ 1327.699222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.699270][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.699301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.699340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.699394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.699428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.699453][ T32] r4:84b392c0 [ 1327.699473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.699496][ T32] INFO: task kworker/1:316:3939 blocked for more than 454 seconds. [ 1327.699523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.699546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.699587][ T32] task:kworker/1:316 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1327.700080][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.700404][ T32] r9:83018205 r8:84bc8000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1327.700454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.700504][ T32] r5:00001000 r4:e0587000 [ 1327.700524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.700587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.700653][ T32] r5:85026f8c r4:85026c00 [ 1327.700675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.700726][ T32] r7:ddde2d80 r6:83018200 r5:85026f8c r4:8478bd00 [ 1327.700747][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.700819][ T32] r10:61c88647 r9:84bc8000 r8:8478bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.700846][ T32] r4:8478bd00 [ 1327.700865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.700935][ T32] r10:00000000 r9:8478bd00 r8:80287e08 r7:e084de60 r6:84b4ce00 r5:84bc8000 [ 1327.700983][ T32] r4:00000001 [ 1327.701006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.701065][ T32] Exception stack(0xe0855fb0 to 0xe0855ff8) [ 1327.701096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.701128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.701552][ T32] Call trace: ** 7 printk messages dropped ** [ 1327.701933][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1327.702346][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 12 printk messages dropped ** [ 1327.718696][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1327.718939][ T32] r4:84b392c0 ** 8 printk messages dropped ** [ 1327.719386][ T32] r10:8291a684 r9:e085dd84 r8:00000002 r7:60000013 r6:e085dd8c r5:84bc9800 ** 8 printk messages dropped ** [ 1327.719731][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.720179][ T32] r5:8502738c r4:85027000 ** 3 printk messages dropped ** [ 1327.720427][ T32] r10:61c88647 r9:84bc9800 r8:8478be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.720843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1327.721729][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 5 printk messages dropped ** [ 1327.721967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.721990][ T32] r4:e04bddc0 [ 1327.722009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.722055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.722077][ T32] r4:00000000 [ 1327.722098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.722148][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.722170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.722215][ T32] r5:00001000 r4:ed727000 [ 1327.722259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.722328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.722379][ T32] r5:85ef678c r4:85ef6400 [ 1327.722429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.735106][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.735166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.735234][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.735283][ T32] r4:849ffe00 [ 1327.735314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.735368][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.735391][ T32] r4:00000001 [ 1327.735411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.735451][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.735480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.735510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.735558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.735627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.735677][ T32] r4:84b392c0 [ 1327.735704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.735742][ T32] INFO: task kworker/1:318:3943 blocked for more than 454 seconds. [ 1327.735786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.735814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.735874][ T32] task:kworker/1:318 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.735972][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.736018][ T32] Call trace: [ 1327.736049][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1327.736217][ T32] r5:84bca400 r4:8291a680 ** 8 printk messages dropped ** [ 1327.736598][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.736962][ T32] r5:8502778c r4:85027400 ** 1 printk messages dropped ** [ 1327.737063][ T32] r7:ddde2d80 r6:83018200 r5:8502778c r4:8478bd80 ** 10 printk messages dropped ** [ 1327.737523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1327.738411][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 11 printk messages dropped ** [ 1327.738846][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 14 printk messages dropped ** [ 1327.739458][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 9 printk messages dropped ** [ 1327.739848][ T32] task:kworker/1:319 state:D stack:0 pid:3946 tgid:3946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.740500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2540 ** 8 printk messages dropped ** [ 1327.740872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.740944][ T32] r7:ddde2d80 r6:83018200 r5:8502838c r4:8478be80 [ 1327.740991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.741047][ T32] r10:61c88647 r9:84bcc800 r8:8478beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.741072][ T32] r4:8478be80 [ 1327.741092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.741142][ T32] r10:00000000 r9:8478be80 r8:80287e08 r7:e0861e60 r6:84b4cf80 r5:84bcc800 [ 1327.741166][ T32] r4:00000001 [ 1327.741211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.741274][ T32] Exception stack(0xe086dfb0 to 0xe086dff8) [ 1327.741306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.741338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.741366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.741397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.741419][ T32] r4:84bc2100 [ 1327.741607][ T32] INFO: task kworker/1:319:3946 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.741670][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.741756][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.741826][ T32] Call trace: [ 1327.741860][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.741934][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.741963][ T32] r4:00000000 [ 1327.741983][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.742025][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.742055][ T32] dd20: 8de76000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.742095][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.742147][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.742193][ T32] r5:80050013 r4:80239bb0 [ 1327.742218][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.742263][ T32] r4:82ac21e4 [ 1327.742283][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.742342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 5 printk messages dropped ** [ 1327.765223][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 11 printk messages dropped ** [ 1327.765726][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1327.766091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1327.766649][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.767081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.767238][ T32] r5:85027b8c r4:85027800 ** 4 printk messages dropped ** [ 1327.767472][ T32] r4:8478bf00 ** 7 printk messages dropped ** [ 1327.767766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.768463][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 10 printk messages dropped ** [ 1327.768903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 15 printk messages dropped ** [ 1327.769587][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1327.769847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.769896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.769963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.769997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.770048][ T32] r4:84b392c0 [ 1327.770073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.770098][ T32] INFO: task kworker/1:321:3949 blocked for more than 454 seconds. [ 1327.770125][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.770149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.770170][ T32] task:kworker/1:321 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.770237][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.770284][ T32] Call trace: [ 1327.770334][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.770390][ T32] r10:8291a684 r9:e0879d84 r8:00000002 r7:60000113 r6:e0879d8c r5:84bcbc00 [ 1327.770434][ T32] r4:84bcbc00 [ 1327.770459][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.770506][ T32] r5:84bcbc00 r4:8291a680 [ 1327.770526][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.770567][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.770635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0879e08 [ 1327.770663][ T32] r4:00000000 [ 1327.770683][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1327.770849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2340 ** 7 printk messages dropped ** [ 1327.771256][ T32] r5:85027f8c r4:85027c00 ** 3 printk messages dropped ** [ 1327.771452][ T32] r10:61c88647 r9:84bcbc00 r8:8478b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.771562][ T32] r10:00000000 r9:8478b100 r8:80287e08 r7:e086de60 r6:85079080 r5:84bcbc00 [ 1327.771588][ T32] r4:00000001 [ 1327.771608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.771652][ T32] Exception stack(0xe0879fb0 to 0xe0879ff8) [ 1327.771696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.771729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.771757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.771810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.771836][ T32] r4:84bc2480 [ 1327.772048][ T32] INFO: task kworker/1:321:3949 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.772086][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.772163][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.772223][ T32] Call trace: [ 1327.772273][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.772329][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.772374][ T32] r4:00000000 [ 1327.772398][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.772516][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.781637][ T32] dd20: 8e4b9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.781684][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.781733][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.781784][ T32] r5:80050013 r4:80239bb0 [ 1327.781810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.781865][ T32] r4:82ac21e4 [ 1327.781887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.781955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.781982][ T32] r4:e04bddc0 [ 1327.782002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.782049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.782071][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.782223][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1327.783194][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 9 printk messages dropped ** [ 1327.783463][ T32] task:kworker/1:322 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.784126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc2680 ** 7 printk messages dropped ** [ 1327.784442][ T32] r5:8502878c r4:85028400 ** 2 printk messages dropped ** [ 1327.784580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1327.785631][ T32] INFO: task kworker/1:322:3952 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 14 printk messages dropped ** [ 1327.786354][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1327.787020][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1327.787499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1327.787936][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1327.788412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1327.788767][ T32] r4:8507a080 ** 6 printk messages dropped ** [ 1327.788979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.789006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.789036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.789081][ T32] r4:84bc2500 [ 1327.789274][ T32] INFO: task kworker/1:323:3953 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.789320][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.789379][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.789459][ T32] Call trace: [ 1327.789570][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.789652][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.789681][ T32] r4:00000000 [ 1327.789701][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.789784][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.789818][ T32] dd20: 8e4b9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.789849][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.789876][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.789900][ T32] r5:80050013 r4:80239bb0 [ 1327.789943][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.789991][ T32] r4:82ac21e4 [ 1327.790011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.790083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.790110][ T32] r4:e04bddc0 [ 1327.790130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.790177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.790200][ T32] r4:00000000 [ 1327.790219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.790268][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.790290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.790355][ T32] r5:00001000 r4:ed727000 [ 1327.790407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1327.790761][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 8 printk messages dropped ** [ 1327.791058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1327.791569][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1327.792102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.792189][ T32] r5:85028b8c r4:85028800 ** 4 printk messages dropped ** [ 1327.792401][ T32] r4:8507a100 ** 6 printk messages dropped ** [ 1327.826847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.827755][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1327.828116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 14 printk messages dropped ** [ 1327.828779][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1327.829284][ T32] INFO: task kworker/1:325:3958 blocked for more than 454 seconds. ** 12 printk messages dropped ** [ 1327.829949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c9e08 ** 10 printk messages dropped ** [ 1327.830417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.830483][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.830556][ T32] r5:85028f8c r4:85028c00 [ 1327.830581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.830638][ T32] r7:ddde2d80 r6:83018200 r5:85028f8c r4:8507a280 [ 1327.830680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.830735][ T32] r10:61c88647 r9:84bc8c00 r8:8507a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.830768][ T32] r4:8507a280 [ 1327.830815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.830877][ T32] r10:00000000 r9:8507a280 r8:80287e08 r7:e48b5e60 r6:85079280 r5:84bc8c00 [ 1327.830934][ T32] r4:00000001 [ 1327.830978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.831020][ T32] Exception stack(0xe48c9fb0 to 0xe48c9ff8) [ 1327.831048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.831101][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.831155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.831204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.831232][ T32] r4:84bc27c0 [ 1327.831423][ T32] INFO: task kworker/1:325:3958 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.831458][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.831540][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.831625][ T32] Call trace: [ 1327.831680][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.831739][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.831764][ T32] r4:00000000 [ 1327.831799][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.831846][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.831877][ T32] dd20: 8ecce000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.831907][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.831935][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.831959][ T32] r5:80050013 r4:80239bb0 [ 1327.831980][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.832033][ T32] r4:82ac21e4 [ 1327.832056][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.832103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.832126][ T32] r4:e04bddc0 [ 1327.832145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.832239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.832288][ T32] r4:00000000 [ 1327.832312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.832364][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.832406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.844298][ T32] r5:00001000 r4:ed727000 [ 1327.844353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.844417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.844466][ T32] r5:85ef678c r4:85ef6400 [ 1327.844487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.844538][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.844584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.844661][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.844688][ T32] r4:849ffe00 [ 1327.844721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.844806][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.844834][ T32] r4:00000001 [ 1327.844855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.844925][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.844960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.844991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.845124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1327.845571][ T32] r5:84a36c00 r4:8291a680 ** 5 printk messages dropped ** [ 1327.845800][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.846287][ T32] r5:8502978c r4:85029400 ** 3 printk messages dropped ** [ 1327.846452][ T32] r10:61c88647 r9:84a36c00 r8:8507a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.846922][ T32] r4:84bc2b00 ** 2 printk messages dropped ** [ 1327.847395][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.847806][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1327.848104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1327.848644][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1327.848900][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.849249][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.849645][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48d5e08 ** 5 printk messages dropped ** [ 1327.849864][ T32] r4:00000000 [ 1327.849884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.849932][ T32] r9:83018205 r8:84bd0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.849974][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.850035][ T32] r5:00001000 r4:e082f000 [ 1327.850058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.850122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.850206][ T32] r5:8502a38c r4:8502a000 [ 1327.850245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.850299][ T32] r7:ddde2d80 r6:83018200 r5:8502a38c r4:8507a380 [ 1327.850321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.850391][ T32] r10:61c88647 r9:84bd0c00 r8:8507a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.850426][ T32] r4:8507a380 [ 1327.850453][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.850504][ T32] r10:00000000 r9:8507a380 r8:80287e08 r7:e48cde60 r6:85079380 r5:84bd0c00 [ 1327.850527][ T32] r4:00000001 [ 1327.850546][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.850604][ T32] Exception stack(0xe48d5fb0 to 0xe48d5ff8) [ 1327.850643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.850728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.850760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.850816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.850880][ T32] r4:84bc2a80 [ 1327.851070][ T32] INFO: task kworker/1:327:3961 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.851104][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.851211][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.851283][ T32] Call trace: [ 1327.851345][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.851409][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.851433][ T32] r4:00000000 [ 1327.851453][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.851494][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.851523][ T32] dd20: 8ef56000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.851564][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.851595][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.851626][ T32] r5:80050013 r4:80239bb0 [ 1327.851648][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.851692][ T32] r4:82ac21e4 [ 1327.851712][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.851757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.851779][ T32] r4:e04bddc0 [ 1327.851799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.851884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.851931][ T32] r4:00000000 [ 1327.851997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.852107][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.852133][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.872142][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.872435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.873068][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.873536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48dde08 ** 12 printk messages dropped ** [ 1327.874109][ T32] r5:85029b8c r4:85029800 ** 2 printk messages dropped ** [ 1327.874219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.874518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.875241][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 9 printk messages dropped ** [ 1327.875672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 14 printk messages dropped ** [ 1327.876408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1327.876831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1327.877483][ T32] r5:84bd1800 r4:8291a680 ** 5 printk messages dropped ** [ 1327.877738][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.878235][ T32] r5:85029f8c r4:85029c00 [ 1327.878279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.878333][ T32] r7:ddde2d80 r6:83018200 r5:85029f8c r4:8507a480 [ 1327.878356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.878407][ T32] r10:61c88647 r9:84bd1800 r8:8507a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.878431][ T32] r4:8507a480 [ 1327.878452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.878501][ T32] r10:00000000 r9:8507a480 r8:80287e08 r7:e48d5e60 r6:85079480 r5:84bd1800 [ 1327.878524][ T32] r4:00000001 [ 1327.878564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.878631][ T32] Exception stack(0xe48e5fb0 to 0xe48e5ff8) [ 1327.878665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.878698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.878739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.878774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.878821][ T32] r4:84bc2e00 [ 1327.879012][ T32] INFO: task kworker/1:329:3965 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.879048][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.879137][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.879200][ T32] Call trace: [ 1327.879276][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.879337][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.879363][ T32] r4:00000000 [ 1327.879384][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.879465][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.879501][ T32] dd20: 8f3fe000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.879543][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.879574][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.879609][ T32] r5:80050013 r4:80239bb0 [ 1327.879640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.879686][ T32] r4:82ac21e4 [ 1327.879707][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.879775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.879827][ T32] r4:e04bddc0 [ 1327.879851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.879899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.879923][ T32] r4:00000000 [ 1327.879944][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.880020][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.880046][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.880092][ T32] r5:00001000 r4:ed727000 [ 1327.880115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.880158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.880224][ T32] r5:85ef678c r4:85ef6400 [ 1327.880249][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.880302][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.880344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.880422][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.880450][ T32] r4:849ffe00 [ 1327.880471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.880536][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.880563][ T32] r4:00000001 [ 1327.880584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.880640][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.880671][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.880703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.880866][ T32] INFO: task kworker/1:330:3967 blocked for more than 454 seconds. ** 12 printk messages dropped ** [ 1327.881461][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48ede08 ** 12 printk messages dropped ** [ 1327.882053][ T32] r5:8502b38c r4:8502b000 [ 1327.882076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.882402][ T32] r10:00000000 r9:8507a180 r8:80287e08 r7:e48d5e60 r6:85079500 r5:84bd0000 ** 10 printk messages dropped ** [ 1327.915782][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.916220][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1327.916649][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 3 printk messages dropped ** [ 1327.916791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.916837][ T32] r5:85ef678c r4:85ef6400 [ 1327.916881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.916939][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.916963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.917015][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.917040][ T32] r4:849ffe00 [ 1327.917061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.917113][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.917137][ T32] r4:00000001 [ 1327.917158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.917198][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.917227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.917258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.917287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.917318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.917365][ T32] r4:84b392c0 [ 1327.917391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.917438][ T32] INFO: task kworker/1:331:3969 blocked for more than 454 seconds. [ 1327.917503][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.917531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.917575][ T32] task:kworker/1:331 state:D stack:0 pid:3969 tgid:3969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.917652][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.917704][ T32] Call trace: [ 1327.917738][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1327.917790][ T32] r10:8291a684 r9:e48f5d84 r8:00000002 r7:60000113 r6:e48f5d8c r5:84bd3000 [ 1327.917813][ T32] r4:84bd3000 [ 1327.917843][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1327.917936][ T32] r5:84bd3000 r4:8291a680 [ 1327.917961][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.918015][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.918060][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48f5e08 [ 1327.918102][ T32] r4:00000000 [ 1327.918126][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1327.918164][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1327.918200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.918245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b040 [ 1327.918268][ T32] r4:00000000 [ 1327.918296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1327.918472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.918636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.918984][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.919777][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1327.920136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 14 printk messages dropped ** [ 1327.920731][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1327.921154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1327.921812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48fde08 ** 11 printk messages dropped ** [ 1327.922367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.922546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.932132][ T32] r7:ddde2d80 r6:83018200 r5:8502ab8c r4:8507a600 [ 1327.932165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.932232][ T32] r10:61c88647 r9:84bd4800 r8:8507a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.932256][ T32] r4:8507a600 [ 1327.932277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.932329][ T32] r10:00000000 r9:8507a600 r8:80287e08 r7:e48ede60 r6:85079600 r5:84bd4800 [ 1327.932352][ T32] r4:00000001 [ 1327.932384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.932429][ T32] Exception stack(0xe48fdfb0 to 0xe48fdff8) [ 1327.932858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.932908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.932939][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.932972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.932996][ T32] r4:8508b100 [ 1327.933318][ T32] INFO: task kworker/1:332:3971 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.933356][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.933466][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.933540][ T32] Call trace: [ 1327.933575][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.933639][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.933665][ T32] r4:00000000 [ 1327.933684][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.933752][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1327.933786][ T32] dd20: 8ff45000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1327.933818][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1327.933857][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1327.933894][ T32] r5:80050013 r4:80239bb0 [ 1327.933918][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.933963][ T32] r4:82ac21e4 [ 1327.934012][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.934063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.934096][ T32] r4:e04bddc0 [ 1327.934119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1327.934189][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.934631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1327.935191][ T32] INFO: task kworker/1:333:3975 blocked for more than 454 seconds. ** 11 printk messages dropped ** [ 1327.935718][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.936275][ T32] r5:8502c78c r4:8502c400 [ 1327.936295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1327.936642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1327.937469][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.937856][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.937912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1327.937966][ T32] r4:e04bddc0 [ 1327.937990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1327.938055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1327.938082][ T32] r4:00000000 [ 1327.938103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1327.938174][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1327.938204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.938251][ T32] r5:00001000 r4:ed727000 [ 1327.938272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.938314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.938359][ T32] r5:85ef678c r4:85ef6400 [ 1327.938401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.938479][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.938505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.938556][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.938579][ T32] r4:849ffe00 [ 1327.938607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.938667][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.938691][ T32] r4:00000001 [ 1327.938731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.938795][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.938826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.938856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.938886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.938917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.938962][ T32] r4:84b392c0 [ 1327.938986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.939010][ T32] INFO: task kworker/1:334:3981 blocked for more than 454 seconds. [ 1327.939037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.939083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1327.939378][ T32] r4:84bd6c00 ** 4 printk messages dropped ** [ 1327.939634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0735e08 ** 12 printk messages dropped ** [ 1327.940148][ T32] r5:8502b78c r4:8502b400 [ 1327.940177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1327.940545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1327.941143][ T32] Call trace: ** 7 printk messages dropped ** [ 1327.941472][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1327.941906][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 14 printk messages dropped ** [ 1327.974981][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 9 printk messages dropped ** [ 1327.975331][ T32] task:kworker/1:335 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.976167][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.976485][ T32] r5:8502bb8c r4:8502b800 [ 1327.976505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.976554][ T32] r7:ddde2d80 r6:83018200 r5:8502bb8c r4:8507a580 [ 1327.976604][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.976678][ T32] r10:61c88647 r9:84bd3c00 r8:8507a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.976722][ T32] r4:8507a580 [ 1327.976751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.976802][ T32] r10:00000000 r9:8507a580 r8:80287e08 r7:e0735e60 r6:85079700 r5:84bd3c00 [ 1327.976846][ T32] r4:00000001 [ 1327.976879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.976938][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1327.976994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.977028][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.977099][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.977135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.977159][ T32] r4:8508b800 [ 1327.977472][ T32] INFO: task kworker/1:335:3982 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1327.977507][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.977592][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.977667][ T32] Call trace: [ 1327.977700][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1327.977766][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1327.977816][ T32] r4:00000000 [ 1327.977839][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1327.978249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 8 printk messages dropped ** [ 1327.978624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.978669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.978734][ T32] r5:85ef678c r4:85ef6400 [ 1327.978758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.978830][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1327.978856][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.978908][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.978931][ T32] r4:849ffe00 [ 1327.978950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.979020][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1327.979047][ T32] r4:00000001 [ 1327.979092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.979134][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1327.979171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.979222][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.979274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.979314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.979356][ T32] r4:84b392c0 [ 1327.979380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.979414][ T32] INFO: task kworker/1:336:3983 blocked for more than 454 seconds. [ 1327.979445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.979493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.979518][ T32] task:kworker/1:336 state:D stack:0 pid:3983 tgid:3983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.979563][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.979604][ T32] Call trace: [ 1327.979658][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1327.979942][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1327.980528][ T32] r5:8502bf8c r4:8502bc00 [ 1327.980548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.980730][ T32] r4:8507a780 ** 7 printk messages dropped ** [ 1327.980962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1327.981629][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1327.981943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 15 printk messages dropped ** [ 1328.005671][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1328.005863][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1328.006723][ T32] r4:84bd8000 [ 1328.006742][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.006790][ T32] r5:84bd8000 r4:8291a680 [ 1328.006810][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.006853][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.006928][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1328.006989][ T32] r4:00000000 [ 1328.007039][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.007092][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.007248][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.007324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508b7c0 [ 1328.007352][ T32] r4:00000000 [ 1328.007373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.007425][ T32] r9:83018205 r8:84bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1328.007450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.007496][ T32] r5:00001000 r4:dfd1b000 [ 1328.007516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.007621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.007675][ T32] r5:8502c38c r4:8502c000 [ 1328.007696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.007746][ T32] r7:ddde2d80 r6:83018200 r5:8502c38c r4:8507a700 [ 1328.007767][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.007817][ T32] r10:61c88647 r9:84bd8000 r8:8507a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.007886][ T32] r4:8507a700 [ 1328.007909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.007986][ T32] r10:00000000 r9:8507a700 r8:80287e08 r7:e0755e60 r6:85079880 r5:84bd8000 [ 1328.008014][ T32] r4:00000001 [ 1328.008034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.008072][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 1328.008100][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.008153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.008185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.008319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.008347][ T32] r4:8508b800 [ 1328.008736][ T32] INFO: task kworker/1:337:3984 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.008788][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.008866][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.009059][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 10 printk messages dropped ** [ 1328.009732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 12 printk messages dropped ** [ 1328.010485][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 8 printk messages dropped ** [ 1328.010967][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.011655][ T32] r10:8291a684 r9:e0771d84 r8:00000002 r7:60000013 r6:e0771d8c r5:84bd8c00 ** 10 printk messages dropped ** [ 1328.012072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7b00 ** 7 printk messages dropped ** [ 1328.012386][ T32] r5:8502cf8c r4:8502cc00 ** 2 printk messages dropped ** [ 1328.023335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1328.024106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.025269][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.025566][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.025903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.025944][ T32] r4:00000000 [ 1328.025968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.026022][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.026044][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.026092][ T32] r5:00001000 r4:ed727000 [ 1328.026122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.026170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.026241][ T32] r5:85ef678c r4:85ef6400 [ 1328.026277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.026329][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.026351][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.026420][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.026468][ T32] r4:849ffe00 [ 1328.026492][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.026564][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.026597][ T32] r4:00000001 [ 1328.026624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.026687][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.026725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.026756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.026793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.026827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.026860][ T32] r4:84b392c0 [ 1328.026893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.026958][ T32] INFO: task kworker/1:339:3987 blocked for more than 454 seconds. [ 1328.026997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.027046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.027073][ T32] task:kworker/1:339 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.027122][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.027209][ T32] Call trace: [ 1328.027249][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.027312][ T32] r10:8291a684 r9:e071dd84 r8:00000002 r7:60000013 r6:e071dd8c r5:84bd9800 [ 1328.027339][ T32] r4:84bd9800 [ 1328.027360][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.027407][ T32] r5:84bd9800 r4:8291a680 [ 1328.027427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.027468][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.027520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1328.027574][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.027686][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.028232][ T32] r5:8502cb8c r4:8502c800 [ 1328.028272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.028422][ T32] r4:8507a880 ** 7 printk messages dropped ** [ 1328.028780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.029642][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1328.030062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1328.030781][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1328.031065][ T32] r4:84b392c0 [ 1328.031095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.031135][ T32] INFO: task kworker/0:97:3990 blocked for more than 454 seconds. [ 1328.031170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.031195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.031216][ T32] task:kworker/0:97 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.031262][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.031307][ T32] Call trace: [ 1328.031338][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.031389][ T32] r10:8291a684 r9:e48f1d84 r8:00000002 r7:60000113 r6:e48f1d8c r5:84bda400 [ 1328.031448][ T32] r4:84bda400 [ 1328.031473][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.031520][ T32] r5:84bda400 r4:8291a680 [ 1328.031560][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.031621][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.031692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48f1e08 [ 1328.031719][ T32] r4:00000000 [ 1328.031762][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.031802][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.031842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.031907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849ccf00 [ 1328.031938][ T32] r4:00000000 [ 1328.031982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.032035][ T32] r9:83018005 r8:84bda400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.032057][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.032113][ T32] r5:00001000 r4:e0093000 [ 1328.032155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.032216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.032323][ T32] r5:84af638c r4:84af6000 [ 1328.032347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.032408][ T32] r7:dddced80 r6:83018000 r5:84af638c r4:85079980 [ 1328.032433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.057240][ T32] r10:61c88647 r9:84bda400 r8:850799ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.057342][ T32] r4:85079980 [ 1328.057369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.057448][ T32] r10:00000000 r9:85079980 r8:80287e08 r7:e0581e60 r6:85079b00 r5:84bda400 [ 1328.057472][ T32] r4:00000001 [ 1328.057519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.057566][ T32] Exception stack(0xe48f1fb0 to 0xe48f1ff8) [ 1328.057600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.057639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.057669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.057727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.057754][ T32] r4:85086dc0 [ 1328.058192][ T32] INFO: task kworker/0:97:3990 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.058256][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.058333][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.058385][ T32] Call trace: [ 1328.058417][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.058474][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.058499][ T32] r4:00000000 [ 1328.058518][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.058588][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.058661][ T32] dd20: 9157e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.058698][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.058726][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.058751][ T32] r5:80050013 r4:80239bb0 [ 1328.058772][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.058819][ T32] r4:82ac21e4 [ 1328.058839][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.058912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 12 printk messages dropped ** [ 1328.059431][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1328.059595][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.059626][ T32] r4:00000001 [ 1328.059646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.059702][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.059760][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.059820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.059874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.059908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.059933][ T32] r4:84b392c0 [ 1328.059954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1328.060112][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.060508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b5e08 ** 9 printk messages dropped ** [ 1328.060869][ T32] r5:00001000 r4:e04ff000 ** 2 printk messages dropped ** [ 1328.060990][ T32] r5:84af6f8c r4:84af6c00 ** 2 printk messages dropped ** [ 1328.061087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1328.061551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.062358][ T32] dd20: 9157e000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 14 printk messages dropped ** [ 1328.078826][ T32] r5:00001000 r4:ed727000 ** 9 printk messages dropped ** [ 1328.079311][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 12 printk messages dropped ** [ 1328.079956][ T32] task:kworker/0:99 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.080557][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1328.080790][ T32] r9:83018005 r8:84bdbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.080812][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.080856][ T32] r5:00001000 r4:e00c1000 [ 1328.080876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.080926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.080972][ T32] r5:84af678c r4:84af6400 [ 1328.080992][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.081039][ T32] r7:dddced80 r6:83018000 r5:84af678c r4:85079d00 [ 1328.081059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.081109][ T32] r10:61c88647 r9:84bdbc00 r8:85079d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.081133][ T32] r4:85079d00 [ 1328.081151][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.081201][ T32] r10:00000000 r9:85079d00 r8:80287e08 r7:e06b5e60 r6:85079b80 r5:84bdbc00 [ 1328.081257][ T32] r4:00000001 [ 1328.081281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.081319][ T32] Exception stack(0xe078dfb0 to 0xe078dff8) [ 1328.081348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.081379][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.081432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.081467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.081490][ T32] r4:85091040 [ 1328.081903][ T32] INFO: task kworker/0:99:3994 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.081954][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.082053][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.082099][ T32] Call trace: [ 1328.082128][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.082183][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.082207][ T32] r4:00000000 [ 1328.082227][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.082268][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.082298][ T32] dd20: 91a42000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.082328][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.082354][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.082393][ T32] r5:80050013 r4:80239bb0 ** 2 printk messages dropped ** [ 1328.095055][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1328.095654][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 8 printk messages dropped ** [ 1328.095955][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.096412][ T32] r10:8291a684 r9:e8919d84 r8:00000002 r7:60000013 r6:e8919d8c r5:84bdc800 ** 9 printk messages dropped ** [ 1328.096836][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.097179][ T32] r5:84af6b8c r4:84af6800 ** 3 printk messages dropped ** [ 1328.097348][ T32] r10:61c88647 r9:84bdc800 r8:85079dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1328.097705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.098554][ T32] dd20: 91d95000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 16 printk messages dropped ** [ 1328.099276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.099853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.100426][ T32] r5:84bdd400 r4:8291a680 ** 2 printk messages dropped ** [ 1328.100533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e891de08 [ 1328.100556][ T32] r4:00000000 [ 1328.100576][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.100620][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.100688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.100740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85091240 [ 1328.100766][ T32] r4:00000000 [ 1328.100807][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.100879][ T32] r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.100907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.101006][ T32] r5:00001000 r4:e0513000 [ 1328.101050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.101096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.101142][ T32] r5:84af738c r4:84af7000 [ 1328.101175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.101251][ T32] r7:dddced80 r6:83018000 r5:84af738c r4:85079e00 [ 1328.101284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.101348][ T32] r10:61c88647 r9:84bdd400 r8:85079e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.101375][ T32] r4:85079e00 [ 1328.101410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.101463][ T32] r10:00000000 r9:85079e00 r8:80287e08 r7:e06b5e60 r6:85079f00 r5:84bdd400 [ 1328.101496][ T32] r4:00000001 [ 1328.101558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.101602][ T32] Exception stack(0xe891dfb0 to 0xe891dff8) [ 1328.101637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.101686][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.101718][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.101754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.101780][ T32] r4:85091180 [ 1328.102024][ T32] INFO: task kworker/0:101:3998 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.102061][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.102118][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.102194][ T32] Call trace: [ 1328.102225][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.102280][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.102304][ T32] r4:00000000 [ 1328.102345][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.102441][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.116761][ T32] dd20: 91ffc000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.116853][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 4 printk messages dropped ** [ 1328.117063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1328.117503][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1328.117788][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1328.118129][ T32] INFO: task kworker/0:102:4000 blocked for more than 454 seconds. ** 12 printk messages dropped ** [ 1328.118752][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8921e08 ** 12 printk messages dropped ** [ 1328.119227][ T32] r5:84af778c r4:84af7400 ** 3 printk messages dropped ** [ 1328.119424][ T32] r10:61c88647 r9:84bde000 r8:8508e02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1328.120278][ T32] INFO: task kworker/0:102:4000 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.120313][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.120389][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.120439][ T32] Call trace: [ 1328.120469][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.120536][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.120564][ T32] r4:00000000 [ 1328.120585][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.120690][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.120752][ T32] dd20: 91ffc000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.120789][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.120817][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.120842][ T32] r5:80050013 r4:80239bb0 [ 1328.120863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.121007][ T32] r4:82ac21e4 [ 1328.121052][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.121122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.121149][ T32] r4:e04bddc0 [ 1328.121169][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.121217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.121240][ T32] r4:00000000 [ 1328.121260][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.121310][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.121332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.121377][ T32] r5:00001000 r4:ed727000 [ 1328.121422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.121492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.121569][ T32] r5:85ef678c r4:85ef6400 [ 1328.121620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.121716][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.121742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.121796][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.121820][ T32] r4:849ffe00 [ 1328.121840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.121891][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1328.121971][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1328.122333][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.139596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8925e08 ** 12 printk messages dropped ** [ 1328.140152][ T32] r5:8309ef8c r4:8309ec00 [ 1328.140172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.140445][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1328.141114][ T32] INFO: task kworker/0:103:4002 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 11 printk messages dropped ** [ 1328.141658][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.141917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1328.151960][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1328.152244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.152291][ T32] r4:84b392c0 [ 1328.152324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.152379][ T32] INFO: task kworker/0:104:4004 blocked for more than 454 seconds. [ 1328.152420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.152487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.152854][ T32] task:kworker/0:104 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.152924][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.152980][ T32] Call trace: [ 1328.153011][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.153093][ T32] r10:8291a684 r9:e8929d84 r8:00000002 r7:60000113 r6:e8929d8c r5:84a48000 [ 1328.153136][ T32] r4:84a48000 [ 1328.153161][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.153229][ T32] r5:84a48000 r4:8291a680 [ 1328.153254][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.153313][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.153365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8929e08 [ 1328.153398][ T32] r4:00000000 [ 1328.153421][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.153458][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.153498][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.153561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85091680 [ 1328.153588][ T32] r4:00000000 [ 1328.153640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.153697][ T32] r9:83018005 r8:84a48000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.153741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.153792][ T32] r5:00001000 r4:e0541000 [ 1328.153813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.153855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.153922][ T32] r5:84af7b8c r4:84af7800 [ 1328.153947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.154070][ T32] r10:61c88647 r9:84a48000 r8:850870ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1328.154837][ T32] INFO: task kworker/0:104:4004 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 10 printk messages dropped ** [ 1328.155317][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1328.155662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1328.156159][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1328.156363][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.156738][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.157214][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.157605][ T32] r5:84af7f8c r4:84af7c00 ** 4 printk messages dropped ** [ 1328.157803][ T32] r4:85087000 ** 7 printk messages dropped ** [ 1328.158066][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.158498][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.158543][ T32] Call trace: [ 1328.158571][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.158630][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.158655][ T32] r4:00000000 [ 1328.158674][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.158716][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.158745][ T32] dd20: 9263d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.158775][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.158812][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.158864][ T32] r5:80050013 r4:80239bb0 [ 1328.158898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.158953][ T32] r4:82ac21e4 [ 1328.158977][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.159023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.159046][ T32] r4:e04bddc0 [ 1328.159065][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.159121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.159172][ T32] r4:00000000 [ 1328.159196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.159248][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.159289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.159338][ T32] r5:00001000 r4:ed727000 [ 1328.159359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.159402][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.159475][ T32] r5:85ef678c r4:85ef6400 [ 1328.159499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.159550][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.159572][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.159628][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.159672][ T32] r4:849ffe00 [ 1328.159715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.159794][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.159824][ T32] r4:00000001 [ 1328.159845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.159907][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.159958][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.159991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.160020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.160149][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1328.160698][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e892de08 ** 12 printk messages dropped ** [ 1328.161195][ T32] r5:83cc638c r4:83cc6000 [ 1328.161218][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.161519][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1328.162061][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.196100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 14 printk messages dropped ** [ 1328.197042][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1328.197980][ T32] INFO: task kworker/0:107:4010 blocked for more than 454 seconds. [ 1328.198056][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.198109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.198155][ T32] task:kworker/0:107 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.198277][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.198367][ T32] Call trace: [ 1328.198442][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.198560][ T32] r10:8291a684 r9:e8935d84 r8:00000002 r7:60000013 r6:e8935d8c r5:84a4a400 [ 1328.198619][ T32] r4:84a4a400 [ 1328.198667][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.198765][ T32] r5:84a4a400 r4:8291a680 [ 1328.198813][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.198867][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.198933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8935e08 [ 1328.198961][ T32] r4:00000000 [ 1328.199034][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.199125][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.199201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.199337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85091c40 [ 1328.199420][ T32] r4:00000000 [ 1328.199468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.199573][ T32] r9:83018005 r8:84a4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.199632][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.199732][ T32] r5:00001000 r4:e0701000 [ 1328.199808][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.199901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.199997][ T32] r5:8472bf8c r4:8472bc00 [ 1328.200039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.200146][ T32] r7:dddced80 r6:83018000 r5:8472bf8c r4:85087300 [ 1328.200193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.200301][ T32] r10:61c88647 r9:84a4a400 r8:8508732c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.200356][ T32] r4:85087300 [ 1328.200404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.200510][ T32] r10:00000000 r9:85087300 r8:80287e08 r7:e892de60 r6:85087500 r5:84a4a400 [ 1328.200557][ T32] r4:00000001 [ 1328.200603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.200713][ T32] Exception stack(0xe8935fb0 to 0xe8935ff8) [ 1328.200775][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.200910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1328.202315][ T32] dd20: 93303000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 12 printk messages dropped ** [ 1328.217583][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 12 printk messages dropped ** [ 1328.218154][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.218885][ T32] r4:84b392c0 ** 9 printk messages dropped ** [ 1328.219483][ T32] r4:84a4b000 ** 4 printk messages dropped ** [ 1328.219959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8939e08 ** 9 printk messages dropped ** [ 1328.220403][ T32] r5:00001000 r4:e070f000 ** 2 printk messages dropped ** [ 1328.220698][ T32] r5:850b038c r4:850b0000 ** 4 printk messages dropped ** [ 1328.220916][ T32] r4:85087480 ** 6 printk messages dropped ** [ 1328.221282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.222107][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.243975][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1328.244279][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.244650][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 1 printk messages dropped ** [ 1328.244770][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.244958][ T32] r4:849ffe00 [ 1328.245067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.245165][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.245194][ T32] r4:00000001 [ 1328.245215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.245257][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.245286][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.245358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.245402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.245528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.245570][ T32] r4:84b392c0 [ 1328.245658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.245708][ T32] INFO: task kworker/0:109:4014 blocked for more than 454 seconds. [ 1328.245745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.245795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.245844][ T32] task:kworker/0:109 state:D stack:0 pid:4014 tgid:4014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.245965][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.246053][ T32] Call trace: [ 1328.246087][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.246143][ T32] r10:8291a684 r9:e893dd84 r8:00000002 r7:60000013 r6:e893dd8c r5:84a4bc00 [ 1328.246181][ T32] r4:84a4bc00 [ 1328.246223][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.246272][ T32] r5:84a4bc00 r4:8291a680 [ 1328.246292][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.246334][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.246463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e893de08 [ 1328.246530][ T32] r4:00000000 [ 1328.246554][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.246615][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.246728][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.246778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ba40 [ 1328.246801][ T32] r4:00000000 [ 1328.246894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.246979][ T32] r9:83018005 r8:84a4bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1328.247004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.247096][ T32] r5:00001000 r4:e8967000 [ 1328.247260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.247344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.247443][ T32] r5:850b278c r4:850b2400 [ 1328.247519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.247639][ T32] r7:dddced80 r6:83018000 r5:850b278c r4:85087680 [ 1328.247687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1328.248154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1328.250155][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1328.250802][ T32] r4:e04bddc0 ** 9 printk messages dropped ** [ 1328.251625][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1328.252182][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.252235][ T32] r4:00000001 [ 1328.252449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.284007][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.284109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.284145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.284175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.284233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.284265][ T32] r4:84b392c0 [ 1328.284462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.284501][ T32] INFO: task kworker/0:110:4015 blocked for more than 454 seconds. [ 1328.284540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.284567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.284640][ T32] task:kworker/0:110 state:D stack:0 pid:4015 tgid:4015 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.284980][ T32] r4:84a4c800 ** 7 printk messages dropped ** [ 1328.285937][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.286912][ T32] r5:850b078c r4:850b0400 ** 1 printk messages dropped ** [ 1328.287008][ T32] r7:dddced80 r6:83018000 r5:850b078c r4:85087580 ** 10 printk messages dropped ** [ 1328.287588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.288892][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1328.289421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1328.290301][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 12 printk messages dropped ** [ 1328.291073][ T32] task:kworker/0:111 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.310401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b040 ** 7 printk messages dropped ** [ 1328.310701][ T32] r5:850b0b8c r4:850b0800 ** 4 printk messages dropped ** [ 1328.311028][ T32] r4:85087800 ** 7 printk messages dropped ** [ 1328.311965][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.312002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.312026][ T32] r4:8507b000 [ 1328.312549][ T32] INFO: task kworker/0:111:4018 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.326012][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.326117][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.326183][ T32] Call trace: [ 1328.326217][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.326280][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.326338][ T32] r4:00000000 [ 1328.326364][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.326410][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.326442][ T32] dd20: 945e8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.326473][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.326499][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.326524][ T32] r5:80050013 r4:80239bb0 [ 1328.326545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.326589][ T32] r4:82ac21e4 [ 1328.326616][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.326666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.326689][ T32] r4:e04bddc0 [ 1328.326741][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.326793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.326832][ T32] r4:00000000 [ 1328.326856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.326909][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.326993][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.327046][ T32] r5:00001000 r4:ed727000 [ 1328.327068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.327112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.327256][ T32] r5:85ef678c r4:85ef6400 [ 1328.327282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.327367][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.327398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.327467][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.327494][ T32] r4:849ffe00 [ 1328.327515][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.327566][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.327610][ T32] r4:00000001 [ 1328.327635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.327675][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.327720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.327755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.327813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.327849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.327887][ T32] r4:84b392c0 [ 1328.327913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.327945][ T32] INFO: task kworker/0:112:4020 blocked for more than 454 seconds. [ 1328.328008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.328038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.328060][ T32] task:kworker/0:112 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.328108][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.328184][ T32] Call trace: [ 1328.328230][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.328287][ T32] r10:8291a684 r9:e8949d84 r8:00000002 r7:60000013 r6:e8949d8c r5:84a4e000 ** 5 printk messages dropped ** [ 1328.328726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8949e08 ** 12 printk messages dropped ** [ 1328.329273][ T32] r5:850b0f8c r4:850b0c00 [ 1328.329293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.329610][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1328.330986][ T32] INFO: task kworker/0:112:4020 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 11 printk messages dropped ** [ 1328.332252][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1328.364595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1328.365989][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1328.367044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1328.368101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e894de08 ** 12 printk messages dropped ** [ 1328.368798][ T32] r5:850b138c r4:850b1000 ** 6 printk messages dropped ** [ 1328.369146][ T32] r10:00000000 r9:85087880 r8:80287e08 r7:e893de60 r6:85087b80 r5:84a4ec00 ** 1 printk messages dropped ** [ 1328.369187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.369225][ T32] Exception stack(0xe894dfb0 to 0xe894dff8) [ 1328.369284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.369318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.369347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.369377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.369399][ T32] r4:8507b2c0 [ 1328.369831][ T32] INFO: task kworker/0:113:4023 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.369890][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.370278][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.370365][ T32] Call trace: [ 1328.370399][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.370461][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.370487][ T32] r4:00000000 [ 1328.370508][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.370551][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.370580][ T32] dd20: 94c70000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.370616][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.370675][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.370704][ T32] r5:80050013 r4:80239bb0 [ 1328.370725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.370836][ T32] r4:82ac21e4 [ 1328.370860][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.370908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.370935][ T32] r4:e04bddc0 [ 1328.370974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.371026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.371049][ T32] r4:00000000 [ 1328.371069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.371118][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.371173][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.371328][ T32] r5:00001000 r4:ed727000 [ 1328.371418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.371468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.371514][ T32] r5:85ef678c r4:85ef6400 [ 1328.371571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.371667][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 2 printk messages dropped ** [ 1328.371771][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1328.372177][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1328.393552][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.394731][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.395158][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.395904][ T32] r5:850b178c r4:850b1400 [ 1328.395957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1328.396810][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.398810][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1328.399469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 14 printk messages dropped ** [ 1328.400998][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1328.401776][ T32] r4:84b392c0 ** 8 printk messages dropped ** [ 1328.423361][ T32] r10:8291a684 r9:e8955d84 r8:00000002 r7:60000113 r6:e8955d8c r5:84bf0c00 ** 9 printk messages dropped ** [ 1328.423774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1328.424299][ T32] r5:850b1b8c r4:850b1800 ** 4 printk messages dropped ** [ 1328.424618][ T32] r4:85087c00 ** 5 printk messages dropped ** [ 1328.424978][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.425043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.425077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.425148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.425175][ T32] r4:8507b600 [ 1328.425623][ T32] INFO: task kworker/0:115:4027 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.425667][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.425807][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.425896][ T32] Call trace: [ 1328.425927][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.425983][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.426021][ T32] r4:00000000 [ 1328.426045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.426089][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.426120][ T32] dd20: 95331000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.426151][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.426178][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.426223][ T32] r5:80050013 r4:80239bb0 [ 1328.426262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.426310][ T32] r4:82ac21e4 [ 1328.426331][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.426404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.426439][ T32] r4:e04bddc0 [ 1328.426460][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.426508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.426531][ T32] r4:00000000 [ 1328.426551][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.426611][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.426659][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.426708][ T32] r5:00001000 r4:ed727000 [ 1328.426729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.426802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.426859][ T32] r5:85ef678c r4:85ef6400 [ 1328.426880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.426932][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.426954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.427004][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.427031][ T32] r4:849ffe00 [ 1328.427262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.427319][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.427374][ T32] r4:00000001 [ 1328.427397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.427548][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.427592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.427643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.427909][ T32] INFO: task kworker/0:116:4028 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1328.428552][ T32] r5:84bf1800 r4:8291a680 ** 3 printk messages dropped ** [ 1328.429010][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.429376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b780 ** 7 printk messages dropped ** [ 1328.430204][ T32] r5:850b1f8c r4:850b1c00 [ 1328.430273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.430514][ T32] r4:85087d80 ** 8 printk messages dropped ** [ 1328.431130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1328.432069][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 12 printk messages dropped ** [ 1328.457291][ T32] r5:00001000 r4:ed727000 ** 9 printk messages dropped ** [ 1328.457758][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1328.458009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.458032][ T32] r4:84b392c0 [ 1328.458056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.458087][ T32] INFO: task kworker/0:117:4029 blocked for more than 454 seconds. [ 1328.458123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.458150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.458192][ T32] task:kworker/0:117 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.458314][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.458370][ T32] Call trace: [ 1328.458435][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.458493][ T32] r10:8291a684 r9:e8945d84 r8:00000002 r7:60000113 r6:e8945d8c r5:84bf2400 [ 1328.458578][ T32] r4:84bf2400 [ 1328.458604][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.458714][ T32] r5:84bf2400 r4:8291a680 [ 1328.458756][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.458805][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.458860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8945e08 [ 1328.458885][ T32] r4:00000000 [ 1328.458905][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.458943][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.458981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.459027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507b9c0 [ 1328.459051][ T32] r4:00000000 [ 1328.459071][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.459118][ T32] r9:83018005 r8:84bf2400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1328.459140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.459185][ T32] r5:00001000 r4:e8911000 [ 1328.459204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.459247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.459295][ T32] r5:850b238c r4:850b2000 [ 1328.459315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.459365][ T32] r7:dddced80 r6:83018000 r5:850b238c r4:85087e00 [ 1328.459386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.459435][ T32] r10:61c88647 r9:84bf2400 r8:85087e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.459461][ T32] r4:85087e00 [ 1328.459536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.459630][ T32] r10:00000000 r9:85087e00 r8:80287e08 r7:e893de60 r6:85087e80 r5:84bf2400 [ 1328.459718][ T32] r4:00000001 [ 1328.459748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.459792][ T32] Exception stack(0xe8945fb0 to 0xe8945ff8) [ 1328.459839][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.459900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.459929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.459960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.459983][ T32] r4:8507b600 [ 1328.460442][ T32] INFO: task kworker/0:117:4029 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.460526][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.460685][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.460798][ T32] Call trace: [ 1328.460897][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.461031][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.461064][ T32] r4:00000000 [ 1328.461128][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.461200][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.461233][ T32] dd20: 95955000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 5 printk messages dropped ** [ 1328.461507][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.462069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.480178][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1328.480614][ T32] INFO: task kworker/0:118:4032 blocked for more than 454 seconds. ** 12 printk messages dropped ** [ 1328.481386][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e895de08 ** 12 printk messages dropped ** [ 1328.481994][ T32] r5:850b2b8c r4:850b2800 ** 3 printk messages dropped ** [ 1328.482177][ T32] r10:61c88647 r9:84bf3000 r8:85079fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1328.482369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.482504][ T32] Exception stack(0xe895dfb0 to 0xe895dff8) [ 1328.495050][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.495103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.495135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.495168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.495200][ T32] r4:8507ba80 [ 1328.495677][ T32] INFO: task kworker/0:118:4032 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.495726][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.495895][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.495957][ T32] Call trace: [ 1328.496076][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.496141][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.496194][ T32] r4:00000000 [ 1328.496298][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.496347][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.496408][ T32] dd20: 95fa3000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.496478][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.496510][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.496537][ T32] r5:80050013 r4:80239bb0 [ 1328.496558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.496609][ T32] r4:82ac21e4 [ 1328.496678][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.496737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.496763][ T32] r4:e04bddc0 [ 1328.496783][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.496832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.496875][ T32] r4:00000000 [ 1328.496924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.496999][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.497027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.497074][ T32] r5:00001000 r4:ed727000 [ 1328.497125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.497198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.497280][ T32] r5:85ef678c r4:85ef6400 [ 1328.497330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.497416][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.497443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.497509][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.497536][ T32] r4:849ffe00 [ 1328.497556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.497639][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.497667][ T32] r4:00000001 [ 1328.497696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1328.497987][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1328.498255][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.498826][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1328.499312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.499421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.499506][ T32] r5:850b2f8c r4:850b2c00 [ 1328.499571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.499692][ T32] r7:dddced80 r6:83018000 r5:850b2f8c r4:85087f80 [ 1328.499717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.499804][ T32] r10:61c88647 r9:84bf3c00 r8:85087fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.499832][ T32] r4:85087f80 [ 1328.499863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.499924][ T32] r10:00000000 r9:85087f80 r8:80287e08 r7:e895de60 r6:85087f00 r5:84bf3c00 [ 1328.499949][ T32] r4:00000001 [ 1328.499969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.500039][ T32] Exception stack(0xe8971fb0 to 0xe8971ff8) [ 1328.500102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.500136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.500165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.500196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.500302][ T32] r4:8507bb40 [ 1328.500552][ T32] INFO: task kworker/0:119:4034 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.500589][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.500830][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.501129][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 5 printk messages dropped ** [ 1328.501391][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.501417][ T32] r5:80050013 r4:80239bb0 [ 1328.501493][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.501543][ T32] r4:82ac21e4 [ 1328.501583][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.501656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.501728][ T32] r4:e04bddc0 [ 1328.501752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.501801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.501823][ T32] r4:00000000 [ 1328.501863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.501919][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.501957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.502059][ T32] r5:00001000 r4:ed727000 [ 1328.502091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.502139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.525424][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 13 printk messages dropped ** [ 1328.526119][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.526640][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.526976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1328.527071][ T32] r5:8502d38c r4:8502d000 ** 1 printk messages dropped ** [ 1328.527201][ T32] r7:ddde2d80 r6:83018200 r5:8502d38c r4:8507a900 [ 1328.527228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.527291][ T32] r10:61c88647 r9:84bf5400 r8:8507a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.527318][ T32] r4:8507a900 [ 1328.527337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.527386][ T32] r10:00000000 r9:8507a900 r8:80287e08 r7:e0771e60 r6:8508e100 r5:84bf5400 [ 1328.527410][ T32] r4:00000001 [ 1328.527428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.527467][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1328.527496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.527525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.527583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1328.528708][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1328.529023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1328.529649][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1328.529925][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 9 printk messages dropped ** [ 1328.530375][ T32] task:kworker/0:120 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.531094][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1328.531546][ T32] r5:8502eb8c r4:8502e800 ** 2 printk messages dropped ** [ 1328.531711][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1328.532538][ T32] INFO: task kworker/0:120:4039 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 2 printk messages dropped ** [ 1328.544560][ T32] Call trace: [ 1328.544599][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.544718][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.544746][ T32] r4:00000000 [ 1328.544791][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.544841][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.544879][ T32] dd20: 96528000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.544912][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.544975][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.545005][ T32] r5:80050013 r4:80239bb0 [ 1328.545035][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.545112][ T32] r4:82ac21e4 [ 1328.545154][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.545206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.545232][ T32] r4:e04bddc0 [ 1328.545280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.545332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.545369][ T32] r4:00000000 [ 1328.545393][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.545483][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.545539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.545625][ T32] r5:00001000 r4:ed727000 [ 1328.545651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.545731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.545853][ T32] r5:85ef678c r4:85ef6400 [ 1328.545893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.545950][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.545973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.546024][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.546064][ T32] r4:849ffe00 [ 1328.546177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.546239][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.546293][ T32] r4:00000001 [ 1328.546317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.546395][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.546429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.546474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.546507][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.546538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.546725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.547194][ T32] r4:84bf4800 ** 4 printk messages dropped ** [ 1328.547488][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0859e08 ** 7 printk messages dropped ** [ 1328.547980][ T32] r9:83018205 r8:84bf4800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1328.548250][ T32] r5:8502d78c r4:8502d400 [ 1328.548275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.548904][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.549157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1328.549875][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.550180][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1328.550577][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1328.551152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.551661][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1328.551791][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.551822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.551859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.551888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.551918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.551965][ T32] r4:84b392c0 [ 1328.552017][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.552047][ T32] INFO: task kworker/1:342:4044 blocked for more than 455 seconds. [ 1328.552076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.552101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.552123][ T32] task:kworker/1:342 state:D stack:0 pid:4044 tgid:4044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.552171][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.552216][ T32] Call trace: [ 1328.552280][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.552337][ T32] r10:8291a684 r9:e48c1d84 r8:00000002 r7:60000013 r6:e48c1d8c r5:848e1800 [ 1328.552362][ T32] r4:848e1800 [ 1328.552406][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.569585][ T32] r5:848e1800 r4:8291a680 [ 1328.569698][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.569860][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.569925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48c1e08 [ 1328.569951][ T32] r4:00000000 [ 1328.569973][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.570012][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.570064][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.570205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc7e80 [ 1328.570261][ T32] r4:00000000 [ 1328.570312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.570440][ T32] r9:83018205 r8:848e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.570469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.570520][ T32] r5:00001000 r4:dffd1000 ** 2 printk messages dropped ** [ 1328.570819][ T32] r5:8502db8c r4:8502d800 [ 1328.570863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.570922][ T32] r7:ddde2d80 r6:83018200 r5:8502db8c r4:8507aa80 [ 1328.570973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.571055][ T32] r10:61c88647 r9:848e1800 r8:8507aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.571083][ T32] r4:8507aa80 [ 1328.571111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.571194][ T32] r10:00000000 r9:8507aa80 r8:80287e08 r7:e0859e60 r6:8508e300 r5:848e1800 [ 1328.571220][ T32] r4:00000001 [ 1328.571241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.571312][ T32] Exception stack(0xe48c1fb0 to 0xe48c1ff8) [ 1328.571349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.571380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.571408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.571438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.571474][ T32] r4:84bc7740 [ 1328.571918][ T32] INFO: task kworker/1:342:4044 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.571990][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.572065][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.572250][ T32] Call trace: [ 1328.572318][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.572412][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.572504][ T32] r4:00000000 [ 1328.593209][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.593303][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.593344][ T32] dd20: 96ef6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.593380][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 1 printk messages dropped ** [ 1328.593463][ T32] r5:80050013 r4:80239bb0 ** 3 printk messages dropped ** [ 1328.593693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 10 printk messages dropped ** [ 1328.594483][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1328.594803][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1328.595194][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1328.595517][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.595993][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.596272][ T32] r4:00000000 [ 1328.596291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.596369][ T32] r9:83018205 r8:848e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1328.596411][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.596463][ T32] r5:00001000 r4:e0567000 [ 1328.596484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.596560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.596612][ T32] r5:8502ef8c r4:8502ec00 [ 1328.596673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.596728][ T32] r7:ddde2d80 r6:83018200 r5:8502ef8c r4:8507aa00 [ 1328.596763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.596819][ T32] r10:61c88647 r9:848e2400 r8:8507aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.596869][ T32] r4:8507aa00 [ 1328.596893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.596967][ T32] r10:00000000 r9:8507aa00 r8:80287e08 r7:e48c1e60 r6:8508e380 r5:848e2400 [ 1328.597008][ T32] r4:00000001 [ 1328.597087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.597132][ T32] Exception stack(0xea989fb0 to 0xea989ff8) [ 1328.597161][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.597190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.597220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.597770][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.598369][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1328.598569][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1328.598796][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1328.599238][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1328.599522][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.599749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1328.600064][ T32] r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000013 r6:ea98dd8c r5:848e3000 ** 5 printk messages dropped ** [ 1328.600316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 ** 8 printk messages dropped ** [ 1328.600650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.600864][ T32] r5:8502df8c r4:8502dc00 ** 3 printk messages dropped ** [ 1328.601036][ T32] r10:61c88647 r9:848e3000 r8:8507abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.601636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.602000][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.602082][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.602132][ T32] Call trace: [ 1328.602191][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.602250][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.602298][ T32] r4:00000000 [ 1328.602322][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.602364][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.602401][ T32] dd20: 96ef6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.602486][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.614594][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.614649][ T32] r5:80050013 r4:80239bb0 [ 1328.614673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.614738][ T32] r4:82ac21e4 [ 1328.614760][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.614894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.614946][ T32] r4:e04bddc0 [ 1328.614997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.615052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.615078][ T32] r4:00000000 [ 1328.615098][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.615166][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.615211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.615264][ T32] r5:00001000 r4:ed727000 [ 1328.615299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.615368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.615458][ T32] r5:85ef678c r4:85ef6400 [ 1328.615482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.615535][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.615557][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.615611][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.615636][ T32] r4:849ffe00 [ 1328.615656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.615741][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.615768][ T32] r4:00000001 [ 1328.615789][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.615849][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.615884][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.615915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.615945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.615976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.616015][ T32] r4:84b392c0 [ 1328.616167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.616209][ T32] INFO: task kworker/1:345:4048 blocked for more than 455 seconds. [ 1328.616244][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.616270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.616292][ T32] task:kworker/1:345 state:D stack:0 pid:4048 tgid:4048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.616349][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.616395][ T32] Call trace: [ 1328.616426][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.616602][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:848e0c00 [ 1328.616676][ T32] r4:848e0c00 [ 1328.616795][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.616901][ T32] r5:848e0c00 r4:8291a680 [ 1328.616935][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1328.617057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 ** 5 printk messages dropped ** [ 1328.617385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.617698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.617754][ T32] r5:8502e38c r4:8502e000 [ 1328.617807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1328.618135][ T32] r4:8507ab00 ** 3 printk messages dropped ** [ 1328.618325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1328.619065][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.619511][ T32] dd20: 96f89000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1328.619793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 6 printk messages dropped ** [ 1328.620120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.620436][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1328.620668][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.620826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1328.620892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.620915][ T32] r4:84b392c0 [ 1328.620936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.620961][ T32] INFO: task kworker/1:346:4050 blocked for more than 455 seconds. [ 1328.621035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.621063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.621085][ T32] task:kworker/1:346 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.621136][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.621178][ T32] Call trace: [ 1328.621208][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.621259][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000113 r6:ea999d8c r5:848e4800 [ 1328.621282][ T32] r4:848e4800 [ 1328.621302][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.621348][ T32] r5:848e4800 r4:8291a680 [ 1328.621396][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.621474][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.621526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1328.621549][ T32] r4:00000000 [ 1328.621569][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.621611][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.621649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.621696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507bf80 [ 1328.621719][ T32] r4:00000000 [ 1328.621767][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.621821][ T32] r9:83018205 r8:848e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1328.621843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.621905][ T32] r5:00001000 r4:e0455000 [ 1328.621930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.621974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.622019][ T32] r5:8502e78c r4:8502e400 [ 1328.622039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.622088][ T32] r7:ddde2d80 r6:83018200 r5:8502e78c r4:8507ad00 [ 1328.622110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.622161][ T32] r10:61c88647 r9:848e4800 r8:8507ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.622183][ T32] r4:8507ad00 [ 1328.622203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.622252][ T32] r10:00000000 r9:8507ad00 r8:80287e08 r7:ea989e60 r6:8508e500 r5:848e4800 [ 1328.622294][ T32] r4:00000001 [ 1328.622328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.622369][ T32] Exception stack(0xea999fb0 to 0xea999ff8) [ 1328.622398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.622447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.622508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.653075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.653128][ T32] r4:84bc7500 [ 1328.653595][ T32] INFO: task kworker/1:346:4050 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.653674][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.653844][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.653918][ T32] Call trace: [ 1328.653988][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.654055][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.654079][ T32] r4:00000000 [ 1328.654100][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.654147][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.654180][ T32] dd20: 9752e000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 1 printk messages dropped ** [ 1328.654298][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1328.654761][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 14 printk messages dropped ** [ 1328.655569][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1328.656216][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.656608][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.657245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1328.657768][ T32] r4:8507ac00 ** 7 printk messages dropped ** [ 1328.658157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.658795][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1328.659333][ T32] r4:e04bddc0 ** 8 printk messages dropped ** [ 1328.659810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.660513][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1328.661147][ T32] r4:848e0000 [ 1328.661173][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.661225][ T32] r5:848e0000 r4:8291a680 [ 1328.661248][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.661290][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.661381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a5e08 [ 1328.661470][ T32] r4:00000000 [ 1328.661495][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.661536][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.661599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.661662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850938c0 [ 1328.661687][ T32] r4:00000000 [ 1328.661708][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.661761][ T32] r9:83018005 r8:848e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1328.661785][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.661834][ T32] r5:00001000 r4:e06df000 [ 1328.661862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.661927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.661996][ T32] r5:8478c38c r4:8478c000 [ 1328.662038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.662097][ T32] r7:dddced80 r6:83018000 r5:8478c38c r4:8508e600 [ 1328.662121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.662205][ T32] r10:61c88647 r9:848e0000 r8:8508e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.662265][ T32] r4:8508e600 [ 1328.662302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.662359][ T32] r10:00000000 r9:8508e600 r8:80287e08 r7:e8971e60 r6:8508e680 r5:848e0000 [ 1328.662388][ T32] r4:00000001 [ 1328.662449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.682880][ T32] Exception stack(0xea9a5fb0 to 0xea9a5ff8) [ 1328.682969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.683029][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.683067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.683104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.683154][ T32] r4:849cf7c0 [ 1328.683605][ T32] INFO: task kworker/0:121:4054 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.683676][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.683755][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.683870][ T32] Call trace: [ 1328.683910][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.683974][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.684020][ T32] r4:00000000 [ 1328.684057][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.684104][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.684166][ T32] dd20: 978ba000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.684218][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.684247][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.684305][ T32] r5:80050013 r4:80239bb0 [ 1328.684332][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1328.684508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1328.684707][ T32] r4:00000000 [ 1328.684730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.684783][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.684807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.684860][ T32] r5:00001000 r4:ed727000 [ 1328.684907][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.684963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.685011][ T32] r5:85ef678c r4:85ef6400 [ 1328.685067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.685139][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.685163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.685213][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.685236][ T32] r4:849ffe00 [ 1328.685256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.685341][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.685378][ T32] r4:00000001 [ 1328.685400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.685473][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.685522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.685567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.685669][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.685734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.685782][ T32] r4:84b392c0 [ 1328.685807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.685891][ T32] INFO: task kworker/1:348:4057 blocked for more than 455 seconds. [ 1328.685949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.685977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.686000][ T32] task:kworker/1:348 state:D stack:0 pid:4057 tgid:4057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.686049][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.686127][ T32] Call trace: [ 1328.686263][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.686349][ T32] r10:8291a684 r9:ea9b1d84 r8:00000002 r7:60000113 r6:ea9b1d8c r5:848e5400 [ 1328.686409][ T32] r4:848e5400 [ 1328.686465][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.686517][ T32] r5:848e5400 r4:8291a680 [ 1328.686571][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.686739][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.686935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19540 ** 6 printk messages dropped ** [ 1328.687303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.687349][ T32] r5:8502ff8c r4:8502fc00 [ 1328.687368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.687472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1328.687738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1328.688185][ T32] INFO: task kworker/1:348:4057 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1328.688773][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 3 printk messages dropped ** [ 1328.688953][ T32] r5:80050013 r4:80239bb0 [ 1328.688985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.689075][ T32] r4:82ac21e4 [ 1328.689098][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.689146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.689171][ T32] r4:e04bddc0 [ 1328.689204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.689271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.689317][ T32] r4:00000000 [ 1328.689340][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.689397][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.689443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.689527][ T32] r5:00001000 r4:ed727000 [ 1328.689552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.689603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.689653][ T32] r5:85ef678c r4:85ef6400 [ 1328.689676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.689730][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.689752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.689828][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.689866][ T32] r4:849ffe00 [ 1328.689893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.689976][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.690002][ T32] r4:00000001 [ 1328.690023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.690063][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.690091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.690122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.690152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.690185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.690210][ T32] r4:84b392c0 [ 1328.690232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.690285][ T32] INFO: task kworker/1:349:4059 blocked for more than 455 seconds. [ 1328.690320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.690347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.690451][ T32] task:kworker/1:349 state:D stack:0 pid:4059 tgid:4059 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.690537][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.690587][ T32] Call trace: [ 1328.690730][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.690790][ T32] r10:8291a684 r9:ea9b9d84 r8:00000002 r7:60000113 r6:ea9b9d8c r5:84bf6c00 [ 1328.690814][ T32] r4:84bf6c00 [ 1328.690835][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.690889][ T32] r5:84bf6c00 r4:8291a680 [ 1328.690911][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.690952][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.691000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 [ 1328.691135][ T32] r4:00000000 [ 1328.691181][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1328.691347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19280 ** 6 printk messages dropped ** [ 1328.691586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.691662][ T32] r5:8502f78c r4:8502f400 [ 1328.691683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1328.691776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1328.691953][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.692178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.725655][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.726155][ T32] dd20: 97fb5000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 5 printk messages dropped ** [ 1328.726522][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1328.726864][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.727055][ T32] r5:85ef678c r4:85ef6400 [ 1328.727239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.727296][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.727354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.727410][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.727436][ T32] r4:849ffe00 [ 1328.727456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.727506][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.727530][ T32] r4:00000001 [ 1328.727568][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.727611][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.727641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.727671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.727700][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.727747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.727862][ T32] r4:84b392c0 [ 1328.727891][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.727934][ T32] INFO: task kworker/1:350:4060 blocked for more than 455 seconds. [ 1328.727969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.728025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.728063][ T32] task:kworker/1:350 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.728115][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.728158][ T32] Call trace: [ 1328.728295][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.728382][ T32] r10:8291a684 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:848e6c00 [ 1328.728440][ T32] r4:848e6c00 [ 1328.728467][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.728515][ T32] r5:848e6c00 r4:8291a680 [ 1328.728536][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.728578][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.728689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1328.728722][ T32] r4:00000000 [ 1328.728774][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.728821][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.728867][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.728913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19480 [ 1328.728938][ T32] r4:00000000 [ 1328.729019][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.729074][ T32] r9:83018205 r8:848e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.729102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.729149][ T32] r5:00001000 r4:e0607000 [ 1328.729169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.729211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.729270][ T32] r5:8502fb8c r4:8502f800 [ 1328.729322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.729378][ T32] r7:ddde2d80 r6:83018200 r5:8502fb8c r4:8507af00 [ 1328.729399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.729458][ T32] r10:61c88647 r9:848e6c00 r8:8507af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.729515][ T32] r4:8507af00 [ 1328.729578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.729635][ T32] r10:00000000 r9:8507af00 r8:80287e08 r7:ea9b1e60 r6:8508e800 r5:848e6c00 [ 1328.729660][ T32] r4:00000001 [ 1328.729680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.729718][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1328.729746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.729776][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.729804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.729864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.729925][ T32] r4:84b194c0 [ 1328.730393][ T32] INFO: task kworker/1:350:4060 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.730452][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.730584][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.730644][ T32] Call trace: [ 1328.730713][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.730806][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.730836][ T32] r4:00000000 [ 1328.730884][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.731002][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.731045][ T32] dd20: 97fb5000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.731078][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.731105][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.731132][ T32] r5:80050013 r4:80239bb0 [ 1328.731153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.731242][ T32] r4:82ac21e4 [ 1328.731297][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.731349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.731404][ T32] r4:e04bddc0 [ 1328.731429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.731479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.731503][ T32] r4:00000000 [ 1328.731557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.731616][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.731640][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.731711][ T32] r5:00001000 r4:ed727000 [ 1328.731737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.731822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.731885][ T32] r5:85ef678c r4:85ef6400 [ 1328.731909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.731997][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.732024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.732076][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.732101][ T32] r4:849ffe00 [ 1328.732120][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.732177][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.732228][ T32] r4:00000001 [ 1328.732250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.732292][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.732322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.732354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.732382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.732498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.741575][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1328.741702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1328.742236][ T32] r4:84bf8000 ** 1 printk messages dropped ** [ 1328.742358][ T32] r5:84bf8000 r4:8291a680 [ 1328.742382][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.742447][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.755155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1328.755241][ T32] r4:00000000 [ 1328.755267][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.755370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.755421][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.755502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b195c0 [ 1328.755569][ T32] r4:00000000 [ 1328.755601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.755660][ T32] r9:83018205 r8:84bf8000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.755717][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.755798][ T32] r5:00001000 r4:e064b000 [ 1328.755823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.755905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.756008][ T32] r5:8502af8c r4:8502ac00 [ 1328.756035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.756094][ T32] r7:ddde2d80 r6:83018200 r5:8502af8c r4:8478bf80 [ 1328.756119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.756223][ T32] r10:61c88647 r9:84bf8000 r8:8478bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.756272][ T32] r4:8478bf80 [ 1328.756298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.756384][ T32] r10:00000000 r9:8478bf80 r8:80287e08 r7:ea9b1e60 r6:8508e880 r5:84bf8000 [ 1328.756424][ T32] r4:00000001 [ 1328.756446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.756492][ T32] Exception stack(0xea9c9fb0 to 0xea9c9ff8) [ 1328.756558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.756605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.756715][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.756754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.756801][ T32] r4:84b19500 [ 1328.757329][ T32] INFO: task kworker/1:351:4063 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.757395][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.757515][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.757609][ T32] Call trace: [ 1328.757738][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.757804][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.757884][ T32] r4:00000000 [ 1328.757941][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1328.758084][ T32] dd20: 982c2000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1328.758378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 2 printk messages dropped ** [ 1328.758575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.758652][ T32] r4:00000000 [ 1328.758678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.758731][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.758752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.758797][ T32] r5:00001000 r4:ed727000 [ 1328.758824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.758903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.758986][ T32] r5:85ef678c r4:85ef6400 [ 1328.759066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.759129][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.759182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.759238][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.759277][ T32] r4:849ffe00 [ 1328.759320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.759380][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.759405][ T32] r4:00000001 [ 1328.759430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.759502][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.759573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.759611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.759640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.759730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.759759][ T32] r4:84b392c0 [ 1328.759813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.759946][ T32] INFO: task kworker/1:352:4065 blocked for more than 455 seconds. [ 1328.759992][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.760019][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.760041][ T32] task:kworker/1:352 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.760091][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.760163][ T32] Call trace: [ 1328.760362][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.760420][ T32] r10:8291a684 r9:ea9d1d84 r8:00000002 r7:60000013 r6:ea9d1d8c r5:84bfa400 [ 1328.760477][ T32] r4:84bfa400 [ 1328.760503][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.760550][ T32] r5:84bfa400 r4:8291a680 [ 1328.760571][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.760620][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.760724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d1e08 [ 1328.760752][ T32] r4:00000000 [ 1328.760772][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.760811][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.760853][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.760900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095040 [ 1328.760954][ T32] r4:00000000 [ 1328.760995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.761098][ T32] r9:83018205 r8:84bfa400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1328.761168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.761251][ T32] r5:00001000 r4:e07ef000 [ 1328.761275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.761348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.761427][ T32] r5:85031b8c r4:85031800 [ 1328.761451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.761534][ T32] r7:ddde2d80 r6:83018200 r5:85031b8c r4:8484ab80 [ 1328.761597][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.761713][ T32] r10:61c88647 r9:84bfa400 r8:8484abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.761771][ T32] r4:8484ab80 [ 1328.761795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.761893][ T32] r10:00000000 r9:8484ab80 r8:80287e08 r7:ea9c9e60 r6:8508e900 r5:84bfa400 [ 1328.761955][ T32] r4:00000001 [ 1328.761988][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.762028][ T32] Exception stack(0xea9d1fb0 to 0xea9d1ff8) [ 1328.762074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.762108][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.762136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.762197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.762224][ T32] r4:84b19600 ** 1 printk messages dropped ** [ 1328.785700][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1328.786460][ T32] dd20: 98815000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1328.786801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 8 printk messages dropped ** [ 1328.787207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1328.787681][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 3 printk messages dropped ** [ 1328.787891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.787927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.788009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.788044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.788067][ T32] r4:84b392c0 [ 1328.788118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.788151][ T32] INFO: task kworker/1:353:4066 blocked for more than 455 seconds. [ 1328.788185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.788210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.788232][ T32] task:kworker/1:353 state:D stack:0 pid:4066 tgid:4066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.788309][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.788355][ T32] Call trace: [ 1328.788409][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.788462][ T32] r10:8291a684 r9:ea9d5d84 r8:00000002 r7:60000113 r6:ea9d5d8c r5:84bfb000 [ 1328.788486][ T32] r4:84bfb000 [ 1328.788505][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.788550][ T32] r5:84bfb000 r4:8291a680 [ 1328.788590][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.788703][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.788787][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1328.788817][ T32] r4:00000000 [ 1328.788868][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.788914][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.788952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.788997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b197c0 [ 1328.789022][ T32] r4:00000000 [ 1328.789042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.789158][ T32] r9:83018205 r8:84bfb000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.789216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.789312][ T32] r5:00001000 r4:e0667000 [ 1328.789337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.789411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.789492][ T32] r5:8503038c r4:85030000 [ 1328.789541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.789598][ T32] r7:ddde2d80 r6:83018200 r5:8503038c r4:8507ae80 [ 1328.789619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.789673][ T32] r10:61c88647 r9:84bfb000 r8:8507aeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.789731][ T32] r4:8507ae80 [ 1328.789785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.789840][ T32] r10:00000000 r9:8507ae80 r8:80287e08 r7:ea9d1e60 r6:8508e980 r5:84bfb000 [ 1328.789915][ T32] r4:00000001 [ 1328.789944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.790014][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1328.790045][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.790075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.790103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.790134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.790157][ T32] r4:84b19600 [ 1328.790607][ T32] INFO: task kworker/1:353:4066 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.790662][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.790823][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.790900][ T32] Call trace: [ 1328.790955][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.791072][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.791101][ T32] r4:00000000 [ 1328.791152][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.791270][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.791331][ T32] dd20: 98815000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.791376][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.791404][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.791431][ T32] r5:80050013 r4:80239bb0 [ 1328.791451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.791496][ T32] r4:82ac21e4 [ 1328.791516][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.791592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.791626][ T32] r4:e04bddc0 [ 1328.791646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.791711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.791828][ T32] r4:00000000 [ 1328.791891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.791949][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.791973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.792021][ T32] r5:00001000 r4:ed727000 [ 1328.792041][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.792187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.805014][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.805198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.805457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.805544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.805581][ T32] task:kworker/1:354 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.805644][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.805723][ T32] Call trace: [ 1328.805819][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.805890][ T32] r10:8291a684 r9:ea9e9d84 r8:00000002 r7:60000113 r6:ea9e9d8c r5:84bf9800 [ 1328.805917][ T32] r4:84bf9800 [ 1328.805992][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.806054][ T32] r5:84bf9800 r4:8291a680 [ 1328.806107][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.806186][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.806238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e9e08 [ 1328.806264][ T32] r4:00000000 [ 1328.806301][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.806343][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.806420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.806485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19900 [ 1328.806603][ T32] r4:00000000 [ 1328.806635][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.806689][ T32] r9:83018205 r8:84bf9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1328.806742][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.806793][ T32] r5:00001000 r4:e0679000 [ 1328.806822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.806926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.807005][ T32] r5:8503078c r4:85030400 [ 1328.807067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.807123][ T32] r7:ddde2d80 r6:83018200 r5:8503078c r4:85081000 [ 1328.807146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.807242][ T32] r10:61c88647 r9:84bf9800 r8:8508102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.807298][ T32] r4:85081000 [ 1328.807319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.807385][ T32] r10:00000000 r9:85081000 r8:80287e08 r7:ea9d1e60 r6:8508ea00 r5:84bf9800 [ 1328.807442][ T32] r4:00000001 [ 1328.807464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.807532][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) [ 1328.807566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.807599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.807630][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.807678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.807717][ T32] r4:84b19700 [ 1328.808162][ T32] INFO: task kworker/1:354:4069 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.808206][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.808314][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.808361][ T32] Call trace: [ 1328.808425][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.808482][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.808531][ T32] r4:00000000 [ 1328.808562][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.808611][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.808692][ T32] dd20: 98815000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.808758][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.808817][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.808869][ T32] r5:80050013 r4:80239bb0 [ 1328.808895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.808955][ T32] r4:82ac21e4 [ 1328.809012][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.809064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.809087][ T32] r4:e04bddc0 [ 1328.809106][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.809188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.809215][ T32] r4:00000000 [ 1328.809236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.809288][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.809310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.809354][ T32] r5:00001000 r4:ed727000 [ 1328.809405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.809520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.809576][ T32] r5:85ef678c r4:85ef6400 [ 1328.809602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.809656][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.809708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.809782][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.809821][ T32] r4:849ffe00 [ 1328.809874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.809963][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.809988][ T32] r4:00000001 [ 1328.810008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.810046][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.810075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.810125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.810190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.810238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.810277][ T32] r4:84b392c0 [ 1328.810300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.810324][ T32] INFO: task kworker/1:355:4071 blocked for more than 455 seconds. [ 1328.810352][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.810375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.810429][ T32] task:kworker/1:355 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.810509][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.810556][ T32] Call trace: [ 1328.810585][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.810702][ T32] r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000013 r6:ea9f1d8c r5:84bf8c00 [ 1328.810733][ T32] r4:84bf8c00 [ 1328.810756][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.810805][ T32] r5:84bf8c00 r4:8291a680 [ 1328.810886][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.810933][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.810980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1328.811041][ T32] r4:00000000 [ 1328.811081][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.811121][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.811216][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.811266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19a40 [ 1328.811290][ T32] r4:00000000 [ 1328.811311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.811359][ T32] r9:83018205 r8:84bf8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1328.811381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.811437][ T32] r5:00001000 r4:e079d000 [ 1328.811481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.811527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.811604][ T32] r5:85030b8c r4:85030800 [ 1328.811636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.811688][ T32] r7:ddde2d80 r6:83018200 r5:85030b8c r4:85081080 [ 1328.811710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.811788][ T32] r10:61c88647 r9:84bf8c00 r8:850810ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.811816][ T32] r4:85081080 [ 1328.811836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.811927][ T32] r10:00000000 r9:85081080 r8:80287e08 r7:ea9d1e60 r6:8508ea80 r5:84bf8c00 [ 1328.811982][ T32] r4:00000001 [ 1328.812007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.812049][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1328.812096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.812161][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.812193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.812224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.812249][ T32] r4:84b19840 [ 1328.812540][ T32] INFO: task kworker/1:355:4071 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.830491][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.830617][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.830687][ T32] Call trace: [ 1328.830721][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.830782][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.830830][ T32] r4:00000000 [ 1328.830874][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.830923][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.830977][ T32] dd20: 98d4f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.831013][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.831040][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.831096][ T32] r5:80050013 r4:80239bb0 [ 1328.831120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.831168][ T32] r4:82ac21e4 [ 1328.831188][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.831270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.831299][ T32] r4:e04bddc0 [ 1328.831326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.831375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.831421][ T32] r4:00000000 [ 1328.831446][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.831578][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.831608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.831687][ T32] r5:00001000 r4:ed727000 [ 1328.831720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.831766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.831844][ T32] r5:85ef678c r4:85ef6400 [ 1328.831876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.831928][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.831965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.832066][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.832114][ T32] r4:849ffe00 [ 1328.832159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.832216][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.832240][ T32] r4:00000001 [ 1328.832274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.832330][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.832361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.832420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.832518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.846083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.846136][ T32] r4:84b392c0 [ 1328.846164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.846206][ T32] INFO: task kworker/1:356:4072 blocked for more than 455 seconds. [ 1328.846243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.846302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.846361][ T32] task:kworker/1:356 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.846523][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.846625][ T32] Call trace: [ 1328.846660][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.846725][ T32] r10:8291a684 r9:ea9f5d84 r8:00000002 r7:60000113 r6:ea9f5d8c r5:84bfd400 [ 1328.846782][ T32] r4:84bfd400 [ 1328.846819][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.846953][ T32] r5:84bfd400 r4:8291a680 [ 1328.846980][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.847085][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.847137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [ 1328.847161][ T32] r4:00000000 [ 1328.847182][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.847244][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.847301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.847348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19bc0 [ 1328.847372][ T32] r4:00000000 [ 1328.847407][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.847464][ T32] r9:83018205 r8:84bfd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.847519][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.847633][ T32] r5:00001000 r4:e07bf000 [ 1328.847742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.847794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.847861][ T32] r5:85030f8c r4:85030c00 [ 1328.847888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.847943][ T32] r7:ddde2d80 r6:83018200 r5:85030f8c r4:85081200 [ 1328.847964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.848015][ T32] r10:61c88647 r9:84bfd400 r8:8508122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.848044][ T32] r4:85081200 [ 1328.848092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.848160][ T32] r10:00000000 r9:85081200 r8:80287e08 r7:ea9d1e60 r6:8508eb00 r5:84bfd400 [ 1328.848189][ T32] r4:00000001 [ 1328.848303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.848349][ T32] Exception stack(0xea9f5fb0 to 0xea9f5ff8) [ 1328.848379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.848409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.848445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.848504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.848565][ T32] r4:84b19980 [ 1328.849052][ T32] INFO: task kworker/1:356:4072 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.849115][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.849242][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.849371][ T32] Call trace: [ 1328.849428][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.849539][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.849603][ T32] r4:00000000 [ 1328.849629][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.849676][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.849707][ T32] dd20: 98eab000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.849739][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.849765][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.849825][ T32] r5:80050013 r4:80239bb0 [ 1328.849911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.849966][ T32] r4:82ac21e4 [ 1328.850017][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.850069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.850095][ T32] r4:e04bddc0 [ 1328.850114][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.850193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.850219][ T32] r4:00000000 [ 1328.850241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.850300][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.850381][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.850438][ T32] r5:00001000 r4:ed727000 [ 1328.850460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.850503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.850572][ T32] r5:85ef678c r4:85ef6400 [ 1328.850629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.850686][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.850724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.850861][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.850890][ T32] r4:849ffe00 [ 1328.850913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.850966][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.850990][ T32] r4:00000001 [ 1328.851009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.851047][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.851076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.851106][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.851200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.851269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.851295][ T32] r4:84b392c0 [ 1328.851318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.851342][ T32] INFO: task kworker/1:357:4074 blocked for more than 455 seconds. [ 1328.851399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.851473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.851523][ T32] task:kworker/1:357 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.851626][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.851674][ T32] Call trace: [ 1328.851704][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.851756][ T32] r10:8291a684 r9:ea9fdd84 r8:00000002 r7:60000013 r6:ea9fdd8c r5:84bfc800 [ 1328.851794][ T32] r4:84bfc800 [ 1328.851868][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.851924][ T32] r5:84bfc800 r4:8291a680 [ 1328.851946][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.851988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.852036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 [ 1328.852084][ T32] r4:00000000 [ 1328.852115][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.852156][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.852193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.852258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19c40 [ 1328.852298][ T32] r4:00000000 [ 1328.852320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.852399][ T32] r9:83018205 r8:84bfc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.852455][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.870898][ T32] r5:00001000 r4:e07c9000 [ 1328.870945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.871015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.871064][ T32] r5:8503138c r4:85031000 [ 1328.871086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.871138][ T32] r7:ddde2d80 r6:83018200 r5:8503138c r4:85081100 [ 1328.871160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.871226][ T32] r10:61c88647 r9:84bfc800 r8:8508112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.871275][ T32] r4:85081100 [ 1328.871299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.871354][ T32] r10:00000000 r9:85081100 r8:80287e08 r7:ea9d1e60 r6:8508eb80 r5:84bfc800 [ 1328.871379][ T32] r4:00000001 [ 1328.871429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.871476][ T32] Exception stack(0xea9fdfb0 to 0xea9fdff8) [ 1328.871510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.871541][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.871621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.871672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.871753][ T32] r4:84b19b80 [ 1328.872274][ T32] INFO: task kworker/1:357:4074 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.872383][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.874770][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.874942][ T32] Call trace: [ 1328.875102][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.875173][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.875224][ T32] r4:00000000 [ 1328.875258][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.875325][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.875362][ T32] dd20: 99227000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.875393][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.875441][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.875490][ T32] r5:80050013 r4:80239bb0 [ 1328.875561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.875617][ T32] r4:82ac21e4 [ 1328.875658][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.875729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.875776][ T32] r4:e04bddc0 [ 1328.875858][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.875951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.875997][ T32] r4:00000000 [ 1328.876051][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.876143][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.876169][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.876216][ T32] r5:00001000 r4:ed727000 [ 1328.876236][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.876322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.876434][ T32] r5:85ef678c r4:85ef6400 [ 1328.876494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.876583][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1328.876611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.876708][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.876733][ T32] r4:849ffe00 [ 1328.876755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.876884][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1328.876990][ T32] r4:00000001 [ 1328.877040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.877094][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1328.877124][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.877155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.877184][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.877252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.877291][ T32] r4:84b392c0 [ 1328.877318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.877384][ T32] INFO: task kworker/1:358:4076 blocked for more than 455 seconds. [ 1328.877445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.877508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.877536][ T32] task:kworker/1:358 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.877650][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.877753][ T32] Call trace: [ 1328.877788][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.877885][ T32] r10:8291a684 r9:eaa05d84 r8:00000002 r7:60000013 r6:eaa05d8c r5:84bfe000 [ 1328.877914][ T32] r4:84bfe000 [ 1328.877935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.877983][ T32] r5:84bfe000 r4:8291a680 [ 1328.878006][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.878048][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.878142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa05e08 [ 1328.878206][ T32] r4:00000000 [ 1328.878230][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.878306][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.878348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.878394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19e00 [ 1328.878448][ T32] r4:00000000 [ 1328.878502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.878587][ T32] r9:83018205 r8:84bfe000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.878615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.878663][ T32] r5:00001000 r4:e07d9000 [ 1328.878683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.878762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.878810][ T32] r5:8503178c r4:85031400 ** 3 printk messages dropped ** [ 1328.879080][ T32] r10:61c88647 r9:84bfe000 r8:850812ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1328.880165][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1328.881509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1328.882389][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.906451][ T32] r4:84b392c0 [ 1328.906478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.906508][ T32] INFO: task kworker/1:359:4079 blocked for more than 455 seconds. [ 1328.906559][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.906612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.906641][ T32] task:kworker/1:359 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.906727][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.906789][ T32] Call trace: [ 1328.906863][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.906925][ T32] r10:8291a684 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:84bfec00 [ 1328.906954][ T32] r4:84bfec00 [ 1328.907020][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.907078][ T32] r5:84bfec00 r4:8291a680 [ 1328.907100][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.907143][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.907190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 1328.907238][ T32] r4:00000000 [ 1328.907262][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.907301][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.907341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.907435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095640 [ 1328.907484][ T32] r4:00000000 [ 1328.907507][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.907561][ T32] r9:83018205 r8:84bfec00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1328.907615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.907750][ T32] r5:00001000 r4:e084f000 [ 1328.907776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.907873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.908150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1328.909435][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1328.910747][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.911237][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.911572][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1328.911806][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.931184][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.931733][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.932149][ T32] Exception stack(0xe8979fb0 to 0xe8979ff8) [ 1328.932180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.932212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.932266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.932332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.932366][ T32] r4:85095100 [ 1328.939602][ T32] INFO: task kworker/1:360:4080 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.939716][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.939796][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.939890][ T32] Call trace: [ 1328.939954][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.940020][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.940046][ T32] r4:00000000 [ 1328.940067][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.940111][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.940142][ T32] dd20: 99a22000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.940202][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.940233][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.940260][ T32] r5:80050013 r4:80239bb0 [ 1328.940280][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.940361][ T32] r4:82ac21e4 [ 1328.940437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.940524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.940583][ T32] r4:e04bddc0 [ 1328.940610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.940696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.940723][ T32] r4:00000000 [ 1328.940744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.940807][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.940866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.940918][ T32] r5:00001000 r4:ed727000 [ 1328.940939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.940982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.941058][ T32] r5:85ef678c r4:85ef6400 [ 1328.941084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.941496][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1328.942024][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.955594][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.956276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.956697][ T32] r4:85081180 ** 8 printk messages dropped ** [ 1328.957271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1328.958720][ T32] r5:80050013 r4:80239bb0 ** 10 printk messages dropped ** [ 1328.959278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1328.960011][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 8 printk messages dropped ** [ 1328.960381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.960402][ T32] task:kworker/0:122 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.960478][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.960562][ T32] Call trace: [ 1328.960599][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1328.960714][ T32] r10:8291a684 r9:eaa11d84 r8:00000002 r7:60000113 r6:eaa11d8c r5:85062400 [ 1328.960745][ T32] r4:85062400 [ 1328.960800][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1328.960858][ T32] r5:85062400 r4:8291a680 [ 1328.960880][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.960952][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.961004][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1328.961062][ T32] r4:00000000 [ 1328.961143][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1328.961188][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1328.961226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.961271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093980 [ 1328.961338][ T32] r4:00000000 [ 1328.961363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.961412][ T32] r9:83018005 r8:85062400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1328.961454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.961574][ T32] r5:00001000 r4:eaa41000 [ 1328.961608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.961687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.961850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1328.983072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1328.984150][ T32] dd20: 9a20d000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 16 printk messages dropped ** [ 1328.985017][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.985671][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1328.986232][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.986793][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.987449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.987517][ T32] r5:85032b8c r4:85032800 [ 1328.987560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.987648][ T32] r7:ddde2d80 r6:83018200 r5:85032b8c r4:85081680 [ 1328.987686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.987762][ T32] r10:61c88647 r9:85066c00 r8:850816ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.987853][ T32] r4:85081680 [ 1328.987936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.988056][ T32] r10:00000000 r9:85081680 r8:80287e08 r7:eaa09e60 r6:85081600 r5:85066c00 [ 1328.988085][ T32] r4:00000001 [ 1328.988114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.988177][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1328.988207][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.988237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.988295][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.988331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.988354][ T32] r4:85095880 [ 1328.988610][ T32] INFO: task kworker/1:362:4087 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1328.988690][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.988781][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.988900][ T32] Call trace: [ 1328.988947][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1328.989051][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1328.989101][ T32] r4:00000000 [ 1328.989153][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.989201][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1328.989231][ T32] dd20: 9a20d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1328.989263][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1328.989313][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1328.989385][ T32] r5:80050013 r4:80239bb0 [ 1328.989413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.989489][ T32] r4:82ac21e4 [ 1328.989527][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.989580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1328.989607][ T32] r4:e04bddc0 [ 1328.989672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1328.989742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1328.989800][ T32] r4:00000000 [ 1328.989864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1328.989925][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1328.989982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.990065][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1328.990364][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 11 printk messages dropped ** [ 1328.990886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1328.991702][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.992303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.015819][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1329.016534][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1329.017661][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1329.018074][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.018124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.018181][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.018205][ T32] r4:849ffe00 [ 1329.018304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.018361][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.018385][ T32] r4:00000001 [ 1329.018472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.018570][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.018635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.018742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.018807][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.018858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.018944][ T32] r4:84b392c0 [ 1329.019020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.019079][ T32] INFO: task kworker/1:364:4092 blocked for more than 455 seconds. [ 1329.019152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.019200][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.019223][ T32] task:kworker/1:364 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.019273][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.019354][ T32] Call trace: [ 1329.019462][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.019557][ T32] r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000113 r6:eaa15d8c r5:85068000 [ 1329.019585][ T32] r4:85068000 [ 1329.019624][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.019676][ T32] r5:85068000 r4:8291a680 [ 1329.019727][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.019790][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.019927][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 ** 2 printk messages dropped ** [ 1329.020017][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.020510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1329.020868][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.021277][ T32] r4:85095900 ** 8 printk messages dropped ** [ 1329.021958][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1329.045706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 15 printk messages dropped ** [ 1329.046440][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.046724][ T32] r4:84b392c0 ** 7 printk messages dropped ** [ 1329.047106][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1329.047754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095c40 ** 10 printk messages dropped ** [ 1329.048209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1329.048794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.049845][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 4 printk messages dropped ** [ 1329.050149][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1329.050329][ T32] r4:e04bddc0 [ 1329.050350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.050397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.050453][ T32] r4:00000000 [ 1329.050492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.050572][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.050599][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.050653][ T32] r5:00001000 r4:ed727000 [ 1329.050674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.050764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.050817][ T32] r5:85ef678c r4:85ef6400 [ 1329.050898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.051054][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.051083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.051144][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.051169][ T32] r4:849ffe00 [ 1329.051219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.051360][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.051390][ T32] r4:00000001 [ 1329.051460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.051508][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.051538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.051568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.051596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.051654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.051692][ T32] r4:84b392c0 [ 1329.051746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.051863][ T32] INFO: task kworker/1:366:4095 blocked for more than 455 seconds. [ 1329.051948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.051979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.052001][ T32] task:kworker/1:366 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.052109][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.052160][ T32] Call trace: [ 1329.052224][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.052311][ T32] r10:8291a684 r9:eaa1dd84 r8:00000002 r7:60000113 r6:eaa1dd8c r5:85069800 [ 1329.052370][ T32] r4:85069800 [ 1329.052423][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.052474][ T32] r5:85069800 r4:8291a680 [ 1329.052529][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.052681][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.064323][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1329.064406][ T32] r4:00000000 [ 1329.064435][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.064497][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.064563][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.064648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095dc0 [ 1329.064694][ T32] r4:00000000 [ 1329.064743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.064805][ T32] r9:83018205 r8:85069800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.064829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.064895][ T32] r5:00001000 r4:e48d1000 [ 1329.064947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.064996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.065044][ T32] r5:85033b8c r4:85033800 [ 1329.065154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.065223][ T32] r7:ddde2d80 r6:83018200 r5:85033b8c r4:85081980 [ 1329.065328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.065397][ T32] r10:61c88647 r9:85069800 r8:850819ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.065423][ T32] r4:85081980 [ 1329.065446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.065500][ T32] r10:00000000 r9:85081980 r8:80287e08 r7:eaa19e60 r6:85081b00 r5:85069800 [ 1329.065523][ T32] r4:00000001 [ 1329.065581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.065698][ T32] Exception stack(0xeaa1dfb0 to 0xeaa1dff8) [ 1329.065815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.065884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.065918][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.065963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.066002][ T32] r4:85095c00 [ 1329.066497][ T32] INFO: task kworker/1:366:4095 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.066543][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.066658][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.066713][ T32] Call trace: ** 1 printk messages dropped ** [ 1329.066802][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1329.067322][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.067689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1329.068477][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.068846][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.069181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1329.069716][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.070244][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.070506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.070733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.071043][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) ** 6 printk messages dropped ** [ 1329.071530][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.072183][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.095788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1329.096349][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 6 printk messages dropped ** [ 1329.096718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1329.096834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.096866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.096938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.096974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.097026][ T32] r4:84b392c0 [ 1329.097054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.097103][ T32] INFO: task kworker/1:368:4099 blocked for more than 455 seconds. [ 1329.097141][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.097169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.097215][ T32] task:kworker/1:368 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.097281][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.097391][ T32] Call trace: [ 1329.097428][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.097517][ T32] r10:8291a684 r9:eaa2dd84 r8:00000002 r7:60000113 r6:eaa2dd8c r5:8506b000 [ 1329.097575][ T32] r4:8506b000 [ 1329.097599][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.097653][ T32] r5:8506b000 r4:8291a680 [ 1329.097674][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.097716][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.097762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa2de08 [ 1329.097785][ T32] r4:00000000 [ 1329.097804][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.097842][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.097881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.097926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b19f40 [ 1329.097975][ T32] r4:00000000 [ 1329.098000][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.098050][ T32] r9:83018205 r8:8506b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1329.098073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.098118][ T32] r5:00001000 r4:e48e9000 [ 1329.098138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.098210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.098260][ T32] r5:8503838c r4:85038000 [ 1329.098282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.098331][ T32] r7:ddde2d80 r6:83018200 r5:8503838c r4:85081a80 [ 1329.098352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.098404][ T32] r10:61c88647 r9:8506b000 r8:85081aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.098427][ T32] r4:85081a80 [ 1329.098446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.098495][ T32] r10:00000000 r9:85081a80 r8:80287e08 r7:eaa29e60 r6:85081d00 r5:8506b000 [ 1329.098518][ T32] r4:00000001 [ 1329.098605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.098652][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1329.098681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.098834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.098868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.098899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.098924][ T32] r4:85095f00 [ 1329.099411][ T32] INFO: task kworker/1:368:4099 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.099458][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.099865][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.100094][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1329.100498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1329.101043][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 6 printk messages dropped ** [ 1329.101383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.101753][ T32] INFO: task kworker/1:369:4102 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.102066][ T32] r4:8506bc00 ** 4 printk messages dropped ** [ 1329.102354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 ** 9 printk messages dropped ** [ 1329.123621][ T32] r5:00001000 r4:e8903000 ** 1 printk messages dropped ** [ 1329.123723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.123951][ T32] r4:85081b80 ** 6 printk messages dropped ** [ 1329.124397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.125159][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.125650][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1329.126101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1329.126939][ T32] r4:849ffe00 ** 5 printk messages dropped ** [ 1329.127262][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.127574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1329.127831][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.127974][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000013 r6:eaa35d8c r5:8506c800 [ 1329.128004][ T32] r4:8506c800 [ 1329.128026][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.128073][ T32] r5:8506c800 r4:8291a680 [ 1329.128093][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.128179][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.128231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1329.128255][ T32] r4:00000000 [ 1329.128306][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.128355][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.128393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.128459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3300 [ 1329.128487][ T32] r4:00000000 [ 1329.128508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.128557][ T32] r9:83018205 r8:8506c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1329.128579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.128670][ T32] r5:00001000 r4:ea9df000 [ 1329.128696][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.128816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.128888][ T32] r5:85038f8c r4:85038c00 [ 1329.128926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.128984][ T32] r7:ddde2d80 r6:83018200 r5:85038f8c r4:85081e00 [ 1329.129039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.129097][ T32] r10:61c88647 r9:8506c800 r8:85081e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.129124][ T32] r4:85081e00 [ 1329.129229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.129287][ T32] r10:00000000 r9:85081e00 r8:80287e08 r7:eaa31e60 r6:85081c80 r5:8506c800 [ 1329.129370][ T32] r4:00000001 [ 1329.129394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.129448][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1329.129514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.129568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.129601][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.129700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.129728][ T32] r4:850a30c0 [ 1329.129998][ T32] INFO: task kworker/1:370:4103 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.130089][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.130210][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.130348][ T32] Call trace: [ 1329.130382][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.130466][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.130500][ T32] r4:00000000 [ 1329.130602][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.130710][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.130745][ T32] dd20: 9b216000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.130777][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.130806][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.130833][ T32] r5:80050013 r4:80239bb0 [ 1329.130865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.130947][ T32] r4:82ac21e4 [ 1329.130972][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.131056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.131112][ T32] r4:e04bddc0 [ 1329.131136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.131185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.131226][ T32] r4:00000000 [ 1329.131264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.131337][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.131362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.131431][ T32] r5:00001000 r4:ed727000 [ 1329.131489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.131561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.131621][ T32] r5:85ef678c r4:85ef6400 [ 1329.131661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.131767][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.131796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.131886][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.131911][ T32] r4:849ffe00 [ 1329.131931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.131984][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.132008][ T32] r4:00000001 [ 1329.132057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.132130][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.132191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.132258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.132307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.132340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.132363][ T32] r4:84b392c0 [ 1329.132385][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.132410][ T32] INFO: task kworker/1:371:4105 blocked for more than 455 seconds. [ 1329.132439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.132490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.157603][ T32] task:kworker/1:371 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.158054][ T32] r5:8506d400 r4:8291a680 ** 5 printk messages dropped ** [ 1329.158384][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.158749][ T32] r5:00001000 r4:e890d000 ** 1 printk messages dropped ** [ 1329.158864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1329.159176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.159354][ T32] r4:00000001 [ 1329.159384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.159429][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1329.159508][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.159584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.159625][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.159683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.159710][ T32] r4:850a3240 [ 1329.160201][ T32] INFO: task kworker/1:371:4105 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.160249][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.160337][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.160385][ T32] Call trace: [ 1329.160465][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.160562][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.160594][ T32] r4:00000000 [ 1329.160646][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.160724][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.160759][ T32] dd20: 9b6c9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.160805][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.160847][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.160881][ T32] r5:80050013 r4:80239bb0 [ 1329.160903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.160965][ T32] r4:82ac21e4 [ 1329.161001][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.161053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.161076][ T32] r4:e04bddc0 [ 1329.161098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.161144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.161167][ T32] r4:00000000 [ 1329.161186][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.161252][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.161278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.161326][ T32] r5:00001000 r4:ed727000 [ 1329.161368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.161416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.161494][ T32] r5:85ef678c r4:85ef6400 [ 1329.161518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.161601][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.161634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.161687][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.161744][ T32] r4:849ffe00 [ 1329.161772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.161839][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.161889][ T32] r4:00000001 [ 1329.161910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.161951][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.161978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.162008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.162035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.162095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.162124][ T32] r4:84b392c0 [ 1329.162147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.162191][ T32] INFO: task kworker/1:372:4106 blocked for more than 455 seconds. [ 1329.162229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.162256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.162281][ T32] task:kworker/1:372 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.162360][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.162451][ T32] Call trace: [ 1329.174722][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.174849][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:8506ec00 [ 1329.174910][ T32] r4:8506ec00 [ 1329.174937][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.174987][ T32] r5:8506ec00 r4:8291a680 [ 1329.175009][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.175083][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1329.175281][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.175606][ T32] r5:00001000 r4:df9f3000 ** 1 printk messages dropped ** [ 1329.175682][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.175886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.176251][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) ** 4 printk messages dropped ** [ 1329.176506][ T32] r4:850a3340 ** 3 printk messages dropped ** [ 1329.177187][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.177485][ T32] dd20: 9ba75000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1329.177845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 10 printk messages dropped ** [ 1329.178362][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1329.178678][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1329.179119][ T32] INFO: task kworker/1:373:4109 blocked for more than 455 seconds. ** 5 printk messages dropped ** [ 1329.179421][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1329.180046][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.180317][ T32] r5:00001000 r4:eaa4b000 ** 1 printk messages dropped ** [ 1329.180386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.180463][ T32] r5:8503938c r4:85039000 [ 1329.180487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.180662][ T32] r7:ddde2d80 r6:83018200 r5:8503938c r4:8511b080 [ 1329.180697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.180753][ T32] r10:61c88647 r9:85070c00 r8:8511b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.180777][ T32] r4:8511b080 [ 1329.180856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.180916][ T32] r10:00000000 r9:8511b080 r8:80287e08 r7:eaa3de60 r6:8511b000 r5:85070c00 [ 1329.180942][ T32] r4:00000001 [ 1329.180963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.181003][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1329.181032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.181144][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.181212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.181251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.181275][ T32] r4:850a35c0 [ 1329.181538][ T32] INFO: task kworker/1:373:4109 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.181602][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.181728][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.181842][ T32] Call trace: [ 1329.181918][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.182012][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.182039][ T32] r4:00000000 [ 1329.182060][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.182173][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.182245][ T32] dd20: 9ba75000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.182286][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.182314][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.182369][ T32] r5:80050013 r4:80239bb0 [ 1329.182472][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.182613][ T32] r4:82ac21e4 [ 1329.210281][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.210406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.210469][ T32] r4:e04bddc0 [ 1329.210496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.210630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.210678][ T32] r4:00000000 [ 1329.210704][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.210762][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.210787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.210866][ T32] r5:00001000 r4:ed727000 [ 1329.210894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.210939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.210987][ T32] r5:85ef678c r4:85ef6400 [ 1329.211007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.211095][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.211129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.211183][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.211207][ T32] r4:849ffe00 [ 1329.211228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.211279][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.211380][ T32] r4:00000001 [ 1329.211423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.211497][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.211533][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.211672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.211738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.211807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.211850][ T32] r4:84b392c0 [ 1329.211905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.211939][ T32] INFO: task kworker/1:374:4113 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.212120][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.215215][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1329.215601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3900 ** 6 printk messages dropped ** [ 1329.215892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.216199][ T32] r10:61c88647 r9:85070000 r8:8511b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.216739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.217568][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.217975][ T32] dd20: 9bfaf000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1329.218312][ T32] r4:e04bddc0 ** 3 printk messages dropped ** [ 1329.218527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1329.219209][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1329.219534][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1329.219828][ T32] INFO: task kworker/1:375:4114 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.220249][ T32] r4:85072400 ** 2 printk messages dropped ** [ 1329.220335][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.220376][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.220450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 [ 1329.220573][ T32] r4:00000000 [ 1329.220644][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.220720][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.220766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.220813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a3b00 [ 1329.220839][ T32] r4:00000000 [ 1329.220880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.220934][ T32] r9:83018205 r8:85072400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1329.220985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.221042][ T32] r5:00001000 r4:dfbe1000 [ 1329.221062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.221104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.221149][ T32] r5:85039f8c r4:85039c00 [ 1329.221169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.221248][ T32] r7:ddde2d80 r6:83018200 r5:85039f8c r4:8511b280 [ 1329.221273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.221327][ T32] r10:61c88647 r9:85072400 r8:8511b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.221352][ T32] r4:8511b280 [ 1329.221371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.221420][ T32] r10:00000000 r9:8511b280 r8:80287e08 r7:eaa49e60 r6:8511b380 r5:85072400 [ 1329.221472][ T32] r4:00000001 [ 1329.221495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.221547][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) [ 1329.221580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.221616][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.221707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.221742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.221770][ T32] r4:850a3940 [ 1329.222001][ T32] INFO: task kworker/1:375:4114 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.222099][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.222177][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.222225][ T32] Call trace: [ 1329.222285][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.222344][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.222369][ T32] r4:00000000 [ 1329.222389][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.222512][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.243023][ T32] dd20: 9c311000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.243082][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.243138][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.243174][ T32] r5:80050013 r4:80239bb0 [ 1329.243199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.243326][ T32] r4:82ac21e4 [ 1329.243352][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.243403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.243427][ T32] r4:e04bddc0 [ 1329.243461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.243514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.243538][ T32] r4:00000000 [ 1329.243558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.243618][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.243671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.243742][ T32] r5:00001000 r4:ed727000 [ 1329.243768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.243830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.243888][ T32] r5:85ef678c r4:85ef6400 [ 1329.243910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.243964][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.243986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.244071][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.244131][ T32] r4:849ffe00 [ 1329.244173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.244230][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.244255][ T32] r4:00000001 [ 1329.244275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.244316][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.244373][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.244439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.244487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.244523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.244565][ T32] r4:84b392c0 [ 1329.244594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.244663][ T32] INFO: task kworker/1:376:4116 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.244862][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.245298][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1329.245629][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.245906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.246151][ T32] r10:61c88647 r9:85073000 r8:8511b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.246577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.247290][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.247691][ T32] dd20: 9c311000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1329.248170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1329.248707][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 7 printk messages dropped ** [ 1329.249070][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 8 printk messages dropped ** [ 1329.249559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.250129][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.250707][ T32] r5:00001000 r4:e00ad000 [ 1329.250757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.250814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.250863][ T32] r5:8503ab8c r4:8503a800 [ 1329.250889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.250967][ T32] r7:ddde2d80 r6:83018200 r5:8503ab8c r4:8511b400 [ 1329.251006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.251061][ T32] r10:61c88647 r9:85073c00 r8:8511b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.251136][ T32] r4:8511b400 [ 1329.251176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.251232][ T32] r10:00000000 r9:8511b400 r8:80287e08 r7:eaa25e60 r6:8511b500 r5:85073c00 [ 1329.251257][ T32] r4:00000001 [ 1329.251277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.251392][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1329.251466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.251502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.251568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.251635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.251661][ T32] r4:850a3c40 [ 1329.251904][ T32] INFO: task kworker/1:377:4118 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.251947][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.252007][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.252055][ T32] Call trace: [ 1329.252149][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.252241][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.252283][ T32] r4:00000000 [ 1329.252308][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.252410][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.252477][ T32] dd20: 9c311000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.284052][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.284164][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.284200][ T32] r5:80050013 r4:80239bb0 [ 1329.284225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.284308][ T32] r4:82ac21e4 [ 1329.284334][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.284390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.284475][ T32] r4:e04bddc0 [ 1329.284518][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.284577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.284602][ T32] r4:00000000 [ 1329.284664][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.284759][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.284800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.284854][ T32] r5:00001000 r4:ed727000 [ 1329.284878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.284923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.285013][ T32] r5:85ef678c r4:85ef6400 [ 1329.285052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.285108][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.285158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.285348][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.285404][ T32] r4:849ffe00 [ 1329.285437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.285523][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.285572][ T32] r4:00000001 [ 1329.285654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.285797][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.285863][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.285928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.285969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.286018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.286066][ T32] r4:84b392c0 ** 1 printk messages dropped ** [ 1329.286189][ T32] INFO: task kworker/1:378:4119 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.286834][ T32] r4:85075400 ** 3 printk messages dropped ** [ 1329.287094][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.287844][ T32] r5:00001000 r4:dff69000 ** 1 printk messages dropped ** [ 1329.287945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.288360][ T32] r4:8511b580 ** 4 printk messages dropped ** [ 1329.288702][ T32] Exception stack(0xeaa61fb0 to 0xeaa61ff8) ** 4 printk messages dropped ** [ 1329.289028][ T32] r4:850a3e80 ** 5 printk messages dropped ** [ 1329.290046][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1329.290447][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.290666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1329.291229][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 6 printk messages dropped ** [ 1329.291464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.291919][ T32] INFO: task kworker/1:379:4123 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.292282][ T32] r4:85076c00 ** 3 printk messages dropped ** [ 1329.292512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.314036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.314428][ T32] r5:8503af8c r4:8503ac00 ** 1 printk messages dropped ** [ 1329.314582][ T32] r7:ddde2d80 r6:83018200 r5:8503af8c r4:8511b600 [ 1329.314635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.314763][ T32] r10:61c88647 r9:85076c00 r8:8511b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.314797][ T32] r4:8511b600 [ 1329.314844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.314944][ T32] r10:00000000 r9:8511b600 r8:80287e08 r7:eaa59e60 r6:8511b780 r5:85076c00 [ 1329.314993][ T32] r4:00000001 [ 1329.315020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.315101][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1329.315162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.315226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.315302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.315368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.315418][ T32] r4:8509f080 [ 1329.316024][ T32] INFO: task kworker/1:379:4123 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.316128][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.316269][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.316388][ T32] Call trace: [ 1329.316485][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.316614][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.316699][ T32] r4:00000000 [ 1329.316740][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.316791][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.316843][ T32] dd20: 9cb99000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.316909][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.316969][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.317018][ T32] r5:80050013 r4:80239bb0 [ 1329.317048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.317140][ T32] r4:82ac21e4 [ 1329.317178][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.317274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.317304][ T32] r4:e04bddc0 [ 1329.317350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.317441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.317557][ T32] r4:00000000 [ 1329.317618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.317714][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.317761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.317829][ T32] r5:00001000 r4:ed727000 [ 1329.317880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.317966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.318075][ T32] r5:85ef678c r4:85ef6400 [ 1329.318129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.318323][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.318379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.318482][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.318537][ T32] r4:849ffe00 [ 1329.318611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.318745][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.318782][ T32] r4:00000001 [ 1329.318820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.318929][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.318990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.319027][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.319094][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.319156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.319209][ T32] r4:84b392c0 [ 1329.319279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.319343][ T32] INFO: task kworker/0:123:4124 blocked for more than 455 seconds. [ 1329.319412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.319468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.319514][ T32] task:kworker/0:123 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.319677][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.319734][ T32] Call trace: [ 1329.319812][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.319907][ T32] r10:8291a684 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:85076000 [ 1329.319938][ T32] r4:85076000 [ 1329.319989][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.320042][ T32] r5:85076000 r4:8291a680 [ 1329.320126][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.320245][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.320302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1329.320333][ T32] r4:00000000 [ 1329.320355][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.320394][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.320571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.320663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093e80 [ 1329.320696][ T32] r4:00000000 [ 1329.320733][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.320824][ T32] r9:83018005 r8:85076000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1329.320853][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.320903][ T32] r5:00001000 r4:e050b000 [ 1329.320923][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.320967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.321012][ T32] r5:850b3b8c r4:850b3800 [ 1329.321038][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.321218][ T32] r10:61c88647 r9:85076000 r8:8508eeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1329.321660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.322267][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 7 printk messages dropped ** [ 1329.358198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.358841][ T32] r5:00001000 r4:ed727000 ** 7 printk messages dropped ** [ 1329.359464][ T32] r4:849ffe00 ** 1 printk messages dropped ** [ 1329.359579][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.359602][ T32] r4:00000001 [ 1329.359630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.359701][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.359738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.359830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.359926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.359963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.359986][ T32] r4:84b392c0 [ 1329.360011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.360043][ T32] INFO: task kworker/1:380:4125 blocked for more than 455 seconds. [ 1329.360078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.360106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.360130][ T32] task:kworker/1:380 state:D stack:0 pid:4125 tgid:4125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.360258][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.360324][ T32] Call trace: [ 1329.360410][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.360487][ T32] r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000013 r6:eaa71d8c r5:8506e000 [ 1329.360515][ T32] r4:8506e000 [ 1329.360536][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.360640][ T32] r5:8506e000 r4:8291a680 [ 1329.360680][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.360741][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.360794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1329.360819][ T32] r4:00000000 [ 1329.360929][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.361008][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.361075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.361165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509f640 [ 1329.361207][ T32] r4:00000000 [ 1329.361230][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.361315][ T32] r9:83018205 r8:8506e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.361343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.361436][ T32] r5:00001000 r4:e0531000 [ 1329.361483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.361529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.361576][ T32] r5:8503b38c r4:8503b000 [ 1329.361632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.361731][ T32] r7:ddde2d80 r6:83018200 r5:8503b38c r4:8511b700 [ 1329.361757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.361841][ T32] r10:61c88647 r9:8506e000 r8:8511b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.361889][ T32] r4:8511b700 [ 1329.362027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.362164][ T32] r10:00000000 r9:8511b700 r8:80287e08 r7:eaa69e60 r6:8511b900 r5:8506e000 [ 1329.362199][ T32] r4:00000001 [ 1329.362227][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.362267][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1329.362317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.362375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.362458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.370473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.370574][ T32] r4:8509f340 [ 1329.371018][ T32] INFO: task kworker/1:380:4125 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.371158][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.371250][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.371312][ T32] Call trace: [ 1329.371383][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.371488][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.371538][ T32] r4:00000000 [ 1329.371593][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.371716][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.371783][ T32] dd20: 9d4e9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.371818][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.371875][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.371905][ T32] r5:80050013 r4:80239bb0 [ 1329.371928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.371976][ T32] r4:82ac21e4 [ 1329.371997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.372074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.372103][ T32] r4:e04bddc0 [ 1329.372156][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.372210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.372234][ T32] r4:00000000 [ 1329.372271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.372557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.379591][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 6 printk messages dropped ** [ 1329.379910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1329.380302][ T32] r10:8291a684 r9:eaa5dd84 r8:00000002 r7:60000113 r6:eaa5dd8c r5:850e0000 ** 8 printk messages dropped ** [ 1329.380727][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1329.381219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1329.381503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.382456][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.396784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1329.397047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.397076][ T32] r4:e04bddc0 [ 1329.397096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.397164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.397209][ T32] r4:00000000 [ 1329.397234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.397293][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.397316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.397366][ T32] r5:00001000 r4:ed727000 [ 1329.397420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.397470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.397533][ T32] r5:85ef678c r4:85ef6400 [ 1329.397584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.397655][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.397679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.397832][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.397893][ T32] r4:849ffe00 [ 1329.397919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.398008][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.398035][ T32] r4:00000001 [ 1329.398076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.398149][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.398183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.398215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.398242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.398274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.398299][ T32] r4:84b392c0 [ 1329.398354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.398473][ T32] INFO: task kworker/1:381:4130 blocked for more than 455 seconds. [ 1329.398578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.398627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.398652][ T32] task:kworker/1:381 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.398702][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.398881][ T32] Call trace: [ 1329.398966][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.399051][ T32] r10:8291a684 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:850e0c00 [ 1329.399095][ T32] r4:850e0c00 [ 1329.399119][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.399205][ T32] r5:850e0c00 r4:8291a680 [ 1329.399257][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.399335][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.399392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1329.399418][ T32] r4:00000000 [ 1329.399438][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.399518][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.399567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.399639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fa00 [ 1329.399690][ T32] r4:00000000 [ 1329.399714][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.399808][ T32] r9:83018205 r8:850e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1329.399848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.399935][ T32] r5:00001000 r4:e06fd000 [ 1329.399996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.400062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.400111][ T32] r5:8503b78c r4:8503b400 [ 1329.400162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.400415][ T32] r7:ddde2d80 r6:83018200 r5:8503b78c r4:8511b800 [ 1329.400445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.400501][ T32] r10:61c88647 r9:850e0c00 r8:8511b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.400528][ T32] r4:8511b800 [ 1329.400549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.400602][ T32] r10:00000000 r9:8511b800 r8:80287e08 r7:eaa71e60 r6:8508ef00 r5:850e0c00 ** 4 printk messages dropped ** [ 1329.400831][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.401784][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 7 printk messages dropped ** [ 1329.402104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.426480][ T32] r5:00001000 r4:ed727000 ** 1 printk messages dropped ** [ 1329.426653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.426733][ T32] r5:85ef678c r4:85ef6400 [ 1329.426759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.426814][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.426838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.426889][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.426913][ T32] r4:849ffe00 [ 1329.426968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.427054][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.427082][ T32] r4:00000001 [ 1329.427155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.427201][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.427235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.427291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.427332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.427364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.427413][ T32] r4:84b392c0 [ 1329.427442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.427474][ T32] INFO: task kworker/1:382:4131 blocked for more than 455 seconds. [ 1329.427515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.427545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.427568][ T32] task:kworker/1:382 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.427637][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.427690][ T32] Call trace: [ 1329.427725][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.427782][ T32] r10:8291a684 r9:eaa7dd84 r8:00000002 r7:60000113 r6:eaa7dd8c r5:850e3000 [ 1329.427830][ T32] r4:850e3000 [ 1329.427856][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.427904][ T32] r5:850e3000 r4:8291a680 [ 1329.427925][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.427980][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.428058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 [ 1329.428090][ T32] r4:00000000 [ 1329.428114][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.428211][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.428255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.428307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fa80 [ 1329.428334][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.428515][ T32] r5:00001000 r4:e070b000 [ 1329.428542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.428618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.428716][ T32] r5:8503bb8c r4:8503b800 [ 1329.428743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.428801][ T32] r7:ddde2d80 r6:83018200 r5:8503bb8c r4:8511ba00 [ 1329.428826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.428936][ T32] r10:61c88647 r9:850e3000 r8:8511ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.428981][ T32] r4:8511ba00 [ 1329.429018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.429075][ T32] r10:00000000 r9:8511ba00 r8:80287e08 r7:eaa65e60 r6:85124100 r5:850e3000 [ 1329.429105][ T32] r4:00000001 [ 1329.429154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.429200][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1329.429229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.429263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.429306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.429352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.429377][ T32] r4:8509f540 [ 1329.429875][ T32] INFO: task kworker/1:382:4131 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.429927][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.430034][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.430084][ T32] Call trace: [ 1329.430116][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.430174][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.430227][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.430302][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 3 printk messages dropped ** [ 1329.430493][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1329.430720][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1329.431121][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.431560][ T32] r4:849ffe00 ** 2 printk messages dropped ** [ 1329.431700][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.431993][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.432303][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.440469][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.440745][ T32] r4:00000000 [ 1329.440768][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.440844][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.440896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.440966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120a40 [ 1329.440998][ T32] r4:00000000 [ 1329.441047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.441133][ T32] r9:83018005 r8:850e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1329.441213][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.441303][ T32] r5:00001000 r4:eaacf000 [ 1329.441333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.441384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.441441][ T32] r5:8516238c r4:85162000 [ 1329.441517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.441608][ T32] r7:dddced80 r6:83018000 r5:8516238c r4:85124000 [ 1329.441673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.441734][ T32] r10:61c88647 r9:850e3c00 r8:8512402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.441763][ T32] r4:85124000 [ 1329.441839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.441902][ T32] r10:00000000 r9:85124000 r8:80287e08 r7:ea9a5e60 r6:85124180 r5:850e3c00 [ 1329.441927][ T32] r4:00000001 [ 1329.441948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.442053][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1329.442098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.442132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.442163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.442196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.442220][ T32] r4:85093b00 [ 1329.448302][ T32] INFO: task kworker/0:125:4134 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.448409][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.448588][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.448701][ T32] Call trace: [ 1329.448789][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.448898][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.448944][ T32] r4:00000000 [ 1329.448970][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.449019][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.449054][ T32] dd20: 9df3b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.449086][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.449115][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.449167][ T32] r5:80050013 r4:80239bb0 [ 1329.449196][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.449255][ T32] r4:82ac21e4 [ 1329.449319][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.449383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.449414][ T32] r4:e04bddc0 [ 1329.449437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.449529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.449557][ T32] r4:00000000 [ 1329.449605][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.449698][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.449762][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.449840][ T32] r5:00001000 r4:ed727000 [ 1329.449879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.449934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.450013][ T32] r5:85ef678c r4:85ef6400 [ 1329.450039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.450137][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.450169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.450241][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.450286][ T32] r4:849ffe00 [ 1329.450338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.450454][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.450721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.451031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.451397][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.451747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85093500 ** 6 printk messages dropped ** [ 1329.452037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.452088][ T32] r5:850c838c r4:850c8000 ** 2 printk messages dropped ** [ 1329.452262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.466133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.466985][ T32] Call trace: ** 5 printk messages dropped ** [ 1329.467297][ T32] dd20: 9e3ff000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1329.467597][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1329.468034][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1329.468321][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.468676][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.469087][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.469530][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.470211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.470269][ T32] r5:00001000 r4:e0719000 [ 1329.470296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.470343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.470390][ T32] r5:850c878c r4:850c8400 [ 1329.470412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.470465][ T32] r7:dddced80 r6:83018000 r5:850c878c r4:85124280 [ 1329.470489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.470607][ T32] r10:61c88647 r9:850e5400 r8:851242ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.470653][ T32] r4:85124280 [ 1329.470695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.470759][ T32] r10:00000000 r9:85124280 r8:80287e08 r7:eaa81e60 r6:85124300 r5:850e5400 [ 1329.470786][ T32] r4:00000001 [ 1329.470808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.470875][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1329.470917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.470954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.470986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.471018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.471076][ T32] r4:85093740 [ 1329.471302][ T32] INFO: task kworker/0:127:4137 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.471363][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.471488][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.471594][ T32] Call trace: [ 1329.471665][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.471727][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.471754][ T32] r4:00000000 [ 1329.471825][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.471878][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.472018][ T32] dd20: 9e3ff000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.472063][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.472192][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.472278][ T32] r5:80050013 r4:80239bb0 [ 1329.472313][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.472364][ T32] r4:82ac21e4 [ 1329.472388][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.472439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.495850][ T32] r4:e04bddc0 [ 1329.495942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.496049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.496118][ T32] r4:00000000 [ 1329.496145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.496203][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.496229][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.496282][ T32] r5:00001000 r4:ed727000 [ 1329.496305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.496351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.496401][ T32] r5:85ef678c r4:85ef6400 [ 1329.496422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.496481][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.496506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.496559][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.496584][ T32] r4:849ffe00 [ 1329.496606][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.496712][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.496740][ T32] r4:00000001 [ 1329.496761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.496805][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.496860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.496901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.496932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.496964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.496999][ T32] r4:84b392c0 [ 1329.497030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.497065][ T32] INFO: task kworker/1:383:4140 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1329.497241][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.497603][ T32] r5:850e6c00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.497798][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.497980][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.498231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.498411][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1329.498632][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.498921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.499737][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.499942][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 7 printk messages dropped ** [ 1329.500321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1329.501183][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1329.501462][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1329.501657][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1329.501971][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.502548][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.523602][ T32] r5:00001000 r4:e00a1000 ** 1 printk messages dropped ** [ 1329.523685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.523752][ T32] r5:850c978c r4:850c9400 [ 1329.523788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.523848][ T32] r7:dddced80 r6:83018000 r5:850c978c r4:85124400 [ 1329.523876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.523933][ T32] r10:61c88647 r9:850e6000 r8:8512442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.523958][ T32] r4:85124400 [ 1329.523980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.524034][ T32] r10:00000000 r9:85124400 r8:80287e08 r7:eaa81e60 r6:85124580 r5:850e6000 [ 1329.524079][ T32] r4:00000001 [ 1329.524105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.524150][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1329.524186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.524242][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.524277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.524328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.524412][ T32] r4:85120140 [ 1329.524926][ T32] INFO: task kworker/0:128:4142 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.524974][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.525048][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.525098][ T32] Call trace: [ 1329.525130][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.525222][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.525258][ T32] r4:00000000 [ 1329.525282][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.525329][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.525360][ T32] dd20: 9ec8e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.525391][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.525450][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.525481][ T32] r5:80050013 r4:80239bb0 [ 1329.525502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.525549][ T32] r4:82ac21e4 [ 1329.525607][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.525680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.525741][ T32] r4:e04bddc0 [ 1329.525767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.525818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.525841][ T32] r4:00000000 [ 1329.525864][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.525917][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.525970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.526025][ T32] r5:00001000 r4:ed727000 [ 1329.526047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.526091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.526140][ T32] r5:85ef678c r4:85ef6400 [ 1329.526160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.526242][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.526269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.526323][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.526347][ T32] r4:849ffe00 [ 1329.526367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.526418][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.526442][ T32] r4:00000001 [ 1329.526492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.526572][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.526605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.526660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.526692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.526725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.526787][ T32] r4:84b392c0 [ 1329.526813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.526857][ T32] INFO: task kworker/1:384:4143 blocked for more than 456 seconds. [ 1329.526897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.526953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.526986][ T32] task:kworker/1:384 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.527036][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.527106][ T32] Call trace: [ 1329.527167][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.527225][ T32] r10:8291a684 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:85198c00 [ 1329.527249][ T32] r4:85198c00 [ 1329.527272][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.527320][ T32] r5:85198c00 r4:8291a680 [ 1329.527340][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.527393][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.527444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1329.527502][ T32] r4:00000000 [ 1329.527577][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.527663][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.527705][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.527751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509fd80 [ 1329.527773][ T32] r4:00000000 [ 1329.527793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.527922][ T32] r9:83018205 r8:85198c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.527955][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.528004][ T32] r5:00001000 r4:e0747000 [ 1329.528038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.528085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.528131][ T32] r5:8516038c r4:85160000 [ 1329.528181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.528235][ T32] r7:ddde2d80 r6:83018200 r5:8516038c r4:8511ba80 [ 1329.528256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.528308][ T32] r10:61c88647 r9:85198c00 r8:8511baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.528333][ T32] r4:8511ba80 [ 1329.528353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1329.528537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.529106][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.529297][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 4 printk messages dropped ** [ 1329.529537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.530147][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1329.530526][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.530857][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.531174][ T32] task:kworker/1:385 state:D stack:0 pid:4146 tgid:4146 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.531927][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.532280][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.556893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1329.557295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.557922][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) ** 6 printk messages dropped ** [ 1329.559236][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.559763][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.559818][ T32] r4:00000000 [ 1329.559962][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.560066][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.560139][ T32] dd20: 9eef0000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.560230][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.560299][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.560392][ T32] r5:80050013 r4:80239bb0 [ 1329.560451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.560550][ T32] r4:82ac21e4 [ 1329.560600][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.560740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.560796][ T32] r4:e04bddc0 [ 1329.560844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.560957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.561010][ T32] r4:00000000 [ 1329.561058][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.561168][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.561255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.561365][ T32] r5:00001000 r4:ed727000 [ 1329.561416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.561511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.561615][ T32] r5:85ef678c r4:85ef6400 [ 1329.561662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.561803][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.561930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.562054][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.562148][ T32] r4:849ffe00 [ 1329.562224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.562341][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.562395][ T32] r4:00000001 [ 1329.562536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.574948][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.575078][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.575190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.575302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.575422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.575487][ T32] r4:84b392c0 [ 1329.575550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.575660][ T32] INFO: task kworker/1:386:4147 blocked for more than 456 seconds. [ 1329.575783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.575860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.575936][ T32] task:kworker/1:386 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.576075][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.576215][ T32] Call trace: [ 1329.576293][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.576418][ T32] r10:8291a684 r9:eaa91d84 r8:00000002 r7:60000113 r6:eaa91d8c r5:8519a400 [ 1329.576473][ T32] r4:8519a400 [ 1329.576522][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.576680][ T32] r5:8519a400 r4:8291a680 [ 1329.576742][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.576859][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.576970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1329.577024][ T32] r4:00000000 [ 1329.577069][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.577152][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.577274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.577439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8509ff40 [ 1329.577501][ T32] r4:00000000 [ 1329.577575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.577726][ T32] r9:83018205 r8:8519a400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1329.577786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.577934][ T32] r5:00001000 r4:e0763000 ** 1 printk messages dropped ** [ 1329.578088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.578205][ T32] r5:8516078c r4:85160400 ** 2 printk messages dropped ** [ 1329.578422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.578979][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) ** 6 printk messages dropped ** [ 1329.580215][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1329.581164][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1329.581686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1329.603750][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.604276][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.605253][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1329.605958][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.606284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f1c0 ** 6 printk messages dropped ** [ 1329.606828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.607279][ T32] r10:61c88647 r9:8519b000 r8:8511bc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.607958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.609346][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.609751][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1329.610368][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.610753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1329.611686][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1329.611994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.612079][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.612141][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.612231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.612299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.612371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.612427][ T32] r4:84b392c0 [ 1329.639866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.640109][ T32] INFO: task kworker/1:388:4152 blocked for more than 456 seconds. [ 1329.640193][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.640254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.640310][ T32] task:kworker/1:388 state:D stack:0 pid:4152 tgid:4152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.640444][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.640722][ T32] Call trace: [ 1329.640827][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.640965][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000013 r6:eaab1d8c r5:8519bc00 [ 1329.641024][ T32] r4:8519bc00 [ 1329.641103][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.641250][ T32] r5:8519bc00 r4:8291a680 [ 1329.641310][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.641404][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.641499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1329.641739][ T32] r4:00000000 [ 1329.641799][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.641919][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.642081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.642543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f000 [ 1329.663825][ T32] r4:00000000 [ 1329.663922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.664077][ T32] r9:83018205 r8:8519bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1329.664134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.664359][ T32] r5:00001000 r4:e079b000 [ 1329.664419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.664514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.664653][ T32] r5:85160f8c r4:85160c00 [ 1329.664731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.664972][ T32] r7:ddde2d80 r6:83018200 r5:85160f8c r4:8511be80 [ 1329.665048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.665163][ T32] r10:61c88647 r9:8519bc00 r8:8511beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.665218][ T32] r4:8511be80 [ 1329.665288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.665452][ T32] r10:00000000 r9:8511be80 r8:80287e08 r7:eaaa1e60 r6:8511bf80 r5:8519bc00 [ 1329.665512][ T32] r4:00000001 [ 1329.665560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.665669][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1329.665747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.665816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.665897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.665969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.666039][ T32] r4:8511f2c0 [ 1329.666830][ T32] INFO: task kworker/1:388:4152 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.666919][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.667073][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.667204][ T32] Call trace: [ 1329.667282][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.667403][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.667459][ T32] r4:00000000 [ 1329.667507][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.667631][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.667717][ T32] dd20: 9f5bc000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.667790][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.667861][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.667922][ T32] r5:80050013 r4:80239bb0 [ 1329.667973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.668093][ T32] r4:82ac21e4 [ 1329.668148][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.668272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.668331][ T32] r4:e04bddc0 [ 1329.668401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.668511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.668565][ T32] r4:00000000 [ 1329.668614][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.668754][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.668807][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.668914][ T32] r5:00001000 r4:ed727000 [ 1329.668962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.669051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.669149][ T32] r5:85ef678c r4:85ef6400 [ 1329.669197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.669303][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.669356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.669463][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.669515][ T32] r4:849ffe00 [ 1329.669559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.669670][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.669723][ T32] r4:00000001 [ 1329.669769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.669861][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.669946][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.670021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.670124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.670200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.670289][ T32] r4:84b392c0 [ 1329.670354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.670421][ T32] INFO: task kworker/1:389:4154 blocked for more than 456 seconds. [ 1329.670495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.670571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.670628][ T32] task:kworker/1:389 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.670729][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.670875][ T32] Call trace: [ 1329.670948][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.671056][ T32] r10:8291a684 r9:eaaadd84 r8:00000002 r7:60000013 r6:eaaadd8c r5:8519c800 [ 1329.671107][ T32] r4:8519c800 [ 1329.671188][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.671304][ T32] r5:8519c800 r4:8291a680 [ 1329.671361][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.671456][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.671558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1329.671622][ T32] r4:00000000 [ 1329.671705][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1329.672051][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.686862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.687286][ T32] r5:8516178c r4:85161400 [ 1329.687360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1329.687805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.687949][ T32] r10:00000000 r9:8484af00 r8:80287e08 r7:eaaa1e60 r6:8511bd00 r5:8519c800 [ 1329.688009][ T32] r4:00000001 [ 1329.688058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.688172][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1329.688248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.688547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.688621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.688732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.688786][ T32] r4:8511f440 [ 1329.689568][ T32] INFO: task kworker/1:389:4154 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.689651][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.689888][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.690004][ T32] Call trace: [ 1329.690203][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.690324][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.690381][ T32] r4:00000000 [ 1329.690452][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.690552][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.690624][ T32] dd20: 9f5bc000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.690720][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.690789][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.690856][ T32] r5:80050013 r4:80239bb0 [ 1329.690907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.691009][ T32] r4:82ac21e4 [ 1329.691059][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.691163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 2 printk messages dropped ** [ 1329.691369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1329.692192][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1329.711104][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1329.711729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1329.712263][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.724502][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.725097][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.725626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.725725][ T32] r5:85161b8c r4:85161800 [ 1329.725774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1329.726189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.726774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1329.728514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1329.729535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 9 printk messages dropped ** [ 1329.730304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.731222][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1329.731710][ T32] INFO: task kworker/1:391:4158 blocked for more than 456 seconds. ** 5 printk messages dropped ** [ 1329.732184][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1329.753866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 ** 9 printk messages dropped ** [ 1329.754666][ T32] r5:00001000 r4:eaac1000 [ 1329.754720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.754833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.754944][ T32] r5:85161f8c r4:85161c00 [ 1329.754996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.755113][ T32] r7:ddde2d80 r6:83018200 r5:85161f8c r4:85127100 [ 1329.755184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.755321][ T32] r10:61c88647 r9:8519e000 r8:8512712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.755396][ T32] r4:85127100 [ 1329.755447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.755566][ T32] r10:00000000 r9:85127100 r8:80287e08 r7:eaab5e60 r6:85127280 r5:8519e000 [ 1329.755637][ T32] r4:00000001 [ 1329.755707][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.755811][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1329.755887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.755961][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.756049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.756128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.756203][ T32] r4:8511f740 [ 1329.757056][ T32] INFO: task kworker/1:391:4158 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.757158][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.757345][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.757498][ T32] Call trace: [ 1329.757626][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.757784][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.757850][ T32] r4:00000000 [ 1329.757907][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.758004][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.758097][ T32] dd20: 9f952000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.758239][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.758314][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.758374][ T32] r5:80050013 r4:80239bb0 [ 1329.758425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.758529][ T32] r4:82ac21e4 [ 1329.758578][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.758694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.758753][ T32] r4:e04bddc0 [ 1329.758801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.758911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.758968][ T32] r4:00000000 [ 1329.759017][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.759128][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.759180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.759335][ T32] r5:00001000 r4:ed727000 [ 1329.759396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.759510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.759630][ T32] r5:85ef678c r4:85ef6400 [ 1329.759700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.759818][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.759873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.759987][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.760042][ T32] r4:849ffe00 [ 1329.760088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.760200][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.760259][ T32] r4:00000001 [ 1329.760306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.760395][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.760483][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.760609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.760714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.760786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.760840][ T32] r4:84b392c0 [ 1329.760912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.761006][ T32] INFO: task kworker/1:392:4160 blocked for more than 456 seconds. [ 1329.761087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.761147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1329.761752][ T32] r4:8519ec00 ** 4 printk messages dropped ** [ 1329.762197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 ** 8 printk messages dropped ** [ 1329.789647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.789931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1329.790612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1329.791320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.807265][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.807705][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1329.808118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 9 printk messages dropped ** [ 1329.808937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.809701][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.809778][ T32] r4:00000001 [ 1329.809835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.809924][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.809994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.810076][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.810164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.810242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.810313][ T32] r4:84b392c0 [ 1329.810374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.810457][ T32] INFO: task kworker/0:129:4163 blocked for more than 456 seconds. [ 1329.810538][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.810620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.810676][ T32] task:kworker/0:129 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.810784][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.810882][ T32] Call trace: [ 1329.810955][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.811067][ T32] r10:8291a684 r9:eaacdd84 r8:00000002 r7:60000113 r6:eaacdd8c r5:85198000 [ 1329.811125][ T32] r4:85198000 [ 1329.811193][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.811299][ T32] r5:85198000 r4:8291a680 [ 1329.811368][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.811471][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.811568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 [ 1329.811634][ T32] r4:00000000 [ 1329.811684][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.811766][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.811851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.811952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120d00 [ 1329.812127][ T32] r4:00000000 [ 1329.812192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.812311][ T32] r9:83018005 r8:85198000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1329.812382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.833277][ T32] r5:00001000 r4:e064d000 [ 1329.833434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.833577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.833699][ T32] r5:8516d38c r4:8516d000 [ 1329.833810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.833940][ T32] r7:dddced80 r6:83018000 r5:8516d38c r4:85124600 [ 1329.834013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.834160][ T32] r10:61c88647 r9:85198000 r8:8512462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.834224][ T32] r4:85124600 [ 1329.834278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.834396][ T32] r10:00000000 r9:85124600 r8:80287e08 r7:eaa99e60 r6:85127380 r5:85198000 [ 1329.834455][ T32] r4:00000001 [ 1329.834522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.834643][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1329.834718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.834794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.834864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.834941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.835019][ T32] r4:85120b80 [ 1329.835813][ T32] INFO: task kworker/0:129:4163 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.835905][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.836218][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.836337][ T32] Call trace: [ 1329.836429][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.836552][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.836620][ T32] r4:00000000 [ 1329.836724][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.836828][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.836921][ T32] dd20: 9fd1f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.837012][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.837078][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.837138][ T32] r5:80050013 r4:80239bb0 [ 1329.837190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.837291][ T32] r4:82ac21e4 [ 1329.837362][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.837471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 6 printk messages dropped ** [ 1329.837995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.838865][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1329.839260][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 5 printk messages dropped ** [ 1329.839728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.840578][ T32] r4:85074800 ** 4 printk messages dropped ** [ 1329.841062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 ** 7 printk messages dropped ** [ 1329.841765][ T32] r9:83018205 r8:85074800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.841827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.841932][ T32] r5:00001000 r4:eaadf000 [ 1329.841981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.842069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.842159][ T32] r5:85162b8c r4:85162800 [ 1329.842204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.842310][ T32] r7:ddde2d80 r6:83018200 r5:85162b8c r4:85127500 [ 1329.842359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.874081][ T32] r10:61c88647 r9:85074800 r8:8512752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.874370][ T32] r4:85127500 [ 1329.874489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.874657][ T32] r10:00000000 r9:85127500 r8:80287e08 r7:eaac5e60 r6:85127580 r5:85074800 [ 1329.874714][ T32] r4:00000001 [ 1329.874891][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.875150][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1329.875228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.875700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.876018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.876259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.876322][ T32] r4:8511f980 [ 1329.877140][ T32] INFO: task kworker/1:393:4165 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.877228][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.877406][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.877533][ T32] Call trace: [ 1329.877783][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.877911][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.878368][ T32] r4:00000000 [ 1329.878547][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.878793][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.878873][ T32] dd20: 9ff68000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.878948][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.879012][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.879070][ T32] r5:80050013 r4:80239bb0 [ 1329.879120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.879218][ T32] r4:82ac21e4 [ 1329.879405][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.879604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.879666][ T32] r4:e04bddc0 [ 1329.879712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.880146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.880220][ T32] r4:00000000 [ 1329.880270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.880386][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.880461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.880572][ T32] r5:00001000 r4:ed727000 [ 1329.880653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.880753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.880863][ T32] r5:85ef678c r4:85ef6400 [ 1329.880917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.881072][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.881134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.881242][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.881301][ T32] r4:849ffe00 [ 1329.881349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.881457][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.881707][ T32] r4:00000001 [ 1329.881778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.881869][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.881936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.882003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.882073][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.882143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.882196][ T32] r4:84b392c0 ** 1 printk messages dropped ** [ 1329.882353][ T32] INFO: task kworker/1:394:4166 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.902269][ T32] r4:85071800 ** 4 printk messages dropped ** [ 1329.913242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 ** 5 printk messages dropped ** [ 1329.913522][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.913745][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.913791][ T32] r5:8516338c r4:85163000 [ 1329.913812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.913863][ T32] r7:ddde2d80 r6:83018200 r5:8516338c r4:85127680 [ 1329.913885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.913935][ T32] r10:61c88647 r9:85071800 r8:851276ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.913990][ T32] r4:85127680 [ 1329.914015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.914068][ T32] r10:00000000 r9:85127680 r8:80287e08 r7:eaadde60 r6:85127480 r5:85071800 [ 1329.914120][ T32] r4:00000001 [ 1329.914144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.914214][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1329.914252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.914283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.914332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.914424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.914455][ T32] r4:8511fd40 [ 1329.914886][ T32] INFO: task kworker/1:394:4166 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.914925][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.914996][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1329.915143][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1329.915454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.915917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1329.916348][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1329.916512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.916900][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.917210][ T32] r5:851a8000 r4:8291a680 ** 5 printk messages dropped ** [ 1329.917540][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1329.917892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.918012][ T32] r5:85162f8c r4:85162c00 ** 3 printk messages dropped ** [ 1329.918158][ T32] r10:61c88647 r9:851a8000 r8:8512742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.918496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.919045][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.919096][ T32] Call trace: [ 1329.919127][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.919214][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.919242][ T32] r4:00000000 [ 1329.919292][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.919352][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.919385][ T32] dd20: a03ff000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.919416][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.919539][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.919568][ T32] r5:80050013 r4:80239bb0 [ 1329.919613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.919676][ T32] r4:82ac21e4 [ 1329.919746][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.919875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.919951][ T32] r4:e04bddc0 [ 1329.919974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.920170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.920198][ T32] r4:00000000 [ 1329.920219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.920270][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.920292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.920349][ T32] r5:00001000 r4:ed727000 [ 1329.920375][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.920453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.920503][ T32] r5:85ef678c r4:85ef6400 [ 1329.920525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.920577][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.920654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.920722][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.920747][ T32] r4:849ffe00 [ 1329.920767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.920817][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.920872][ T32] r4:00000001 [ 1329.920898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.920951][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.920983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.921015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.921044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.921074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.921155][ T32] r4:84b392c0 [ 1329.921180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.921223][ T32] INFO: task kworker/1:396:4170 blocked for more than 456 seconds. [ 1329.921255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.921313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.921338][ T32] task:kworker/1:396 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.921384][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.921541][ T32] Call trace: [ 1329.921862][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.921922][ T32] r10:8291a684 r9:e48a5d84 r8:00000002 r7:60000113 r6:e48a5d8c r5:851a8c00 [ 1329.921948][ T32] r4:851a8c00 [ 1329.921968][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.922078][ T32] r5:851a8c00 r4:8291a680 [ 1329.922107][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.922284][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.922504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e48a5e08 [ 1329.942209][ T32] r4:00000000 [ 1329.942273][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.942544][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.943129][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.943228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d000 [ 1329.943256][ T32] r4:00000000 [ 1329.943278][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.943356][ T32] r9:83018205 r8:851a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1329.943388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.943559][ T32] r5:00001000 r4:dff1b000 [ 1329.943584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.943636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.943716][ T32] r5:85163b8c r4:85163800 [ 1329.943741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.943795][ T32] r7:ddde2d80 r6:83018200 r5:85163b8c r4:85127600 [ 1329.943817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.943920][ T32] r10:61c88647 r9:851a8c00 r8:8512762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.944029][ T32] r4:85127600 [ 1329.944054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.944107][ T32] r10:00000000 r9:85127600 r8:80287e08 r7:eaab9e60 r6:85127700 r5:851a8c00 [ 1329.944151][ T32] r4:00000001 [ 1329.944255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.944301][ T32] Exception stack(0xe48a5fb0 to 0xe48a5ff8) [ 1329.944334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.944646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.944693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.944757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.944785][ T32] r4:8511fe00 [ 1329.945203][ T32] INFO: task kworker/1:396:4170 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.945242][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.945417][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.945492][ T32] Call trace: [ 1329.945720][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.945779][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.945804][ T32] r4:00000000 [ 1329.945823][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.945865][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.945895][ T32] dd20: a0738000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.945926][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.946083][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.946112][ T32] r5:80050013 r4:80239bb0 [ 1329.946134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.946212][ T32] r4:82ac21e4 [ 1329.946237][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.946366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.946394][ T32] r4:e04bddc0 [ 1329.946414][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.946462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.946485][ T32] r4:00000000 [ 1329.946574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.946687][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.946714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.946763][ T32] r5:00001000 r4:ed727000 [ 1329.946784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.946826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.946871][ T32] r5:85ef678c r4:85ef6400 [ 1329.946993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.947110][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.947135][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.947187][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.947210][ T32] r4:849ffe00 [ 1329.947229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.947283][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.947322][ T32] r4:00000001 [ 1329.947345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.947430][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.947490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.947524][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.947554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.947689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.947910][ T32] r4:84b392c0 [ 1329.947936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.947966][ T32] INFO: task kworker/1:397:4171 blocked for more than 456 seconds. [ 1329.948016][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.948125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.948151][ T32] task:kworker/1:397 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.948455][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.948645][ T32] Call trace: [ 1329.948825][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.948887][ T32] r10:8291a684 r9:ea99dd84 r8:00000002 r7:60000013 r6:ea99dd8c r5:851a9800 [ 1329.949014][ T32] r4:851a9800 [ 1329.949040][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.949137][ T32] r5:851a9800 r4:8291a680 [ 1329.949207][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.949256][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.949302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea99de08 [ 1329.949326][ T32] r4:00000000 [ 1329.949347][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.949418][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.949680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.949887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511f7c0 [ 1329.949914][ T32] r4:00000000 [ 1329.950003][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.950057][ T32] r9:83018205 r8:851a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1329.950080][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.950125][ T32] r5:00001000 r4:dfea3000 [ 1329.950326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.950442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.950494][ T32] r5:8516378c r4:85163400 [ 1329.950547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.950606][ T32] r7:ddde2d80 r6:83018200 r5:8516378c r4:85127800 [ 1329.950647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.950782][ T32] r10:61c88647 r9:851a9800 r8:8512782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.950810][ T32] r4:85127800 [ 1329.950831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.950880][ T32] r10:00000000 r9:85127800 r8:80287e08 r7:e48a5e60 r6:85127980 r5:851a9800 [ 1329.950968][ T32] r4:00000001 [ 1329.951173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.951215][ T32] Exception stack(0xea99dfb0 to 0xea99dff8) [ 1329.951274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.951309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.951337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.951368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.951391][ T32] r4:8511f580 [ 1329.951628][ T32] INFO: task kworker/1:397:4171 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.951665][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.951722][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.951884][ T32] Call trace: [ 1329.952048][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.952200][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.952228][ T32] r4:00000000 [ 1329.952249][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.952309][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.952532][ T32] dd20: a0738000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.983949][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.984002][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.984036][ T32] r5:80050013 r4:80239bb0 [ 1329.984062][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.984131][ T32] r4:82ac21e4 [ 1329.984152][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.984201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.984270][ T32] r4:e04bddc0 [ 1329.984294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.984380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.984411][ T32] r4:00000000 [ 1329.984433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.984499][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.984527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.984579][ T32] r5:00001000 r4:ed727000 [ 1329.984608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.984713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.984833][ T32] r5:85ef678c r4:85ef6400 [ 1329.984874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.984994][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.985019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.985207][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.985426][ T32] r4:849ffe00 [ 1329.985451][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.985505][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.985529][ T32] r4:00000001 [ 1329.985549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.985589][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.985628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.985658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.985750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.985868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.985896][ T32] r4:84b392c0 [ 1329.985923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.985981][ T32] INFO: task kworker/1:398:4174 blocked for more than 456 seconds. [ 1329.986021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.986049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.986186][ T32] task:kworker/1:398 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.986350][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.986435][ T32] Call trace: [ 1329.986469][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.986627][ T32] r10:8291a684 r9:ea9a9d84 r8:00000002 r7:60000013 r6:ea9a9d8c r5:851aa400 [ 1329.986669][ T32] r4:851aa400 [ 1329.986695][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.986745][ T32] r5:851aa400 r4:8291a680 [ 1329.986767][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.986950][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.987061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1329.987089][ T32] r4:00000000 [ 1329.987109][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.987165][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.987274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.987386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d440 [ 1329.987413][ T32] r4:00000000 [ 1329.987435][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.987484][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1329.987819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.987885][ T32] r5:00001000 r4:e044c000 [ 1329.987941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.987988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.988062][ T32] r5:8516c38c r4:8516c000 [ 1329.988116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.988169][ T32] r7:ddde2d80 r6:83018200 r5:8516c38c r4:85127880 [ 1329.988210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.988266][ T32] r10:61c88647 r9:851aa400 r8:851278ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.988289][ T32] r4:85127880 [ 1329.988309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.988357][ T32] r10:00000000 r9:85127880 r8:80287e08 r7:e48a5e60 r6:85127a00 r5:851aa400 [ 1329.988381][ T32] r4:00000001 [ 1329.988401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.988471][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1329.988533][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.988568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.988665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.988702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.988756][ T32] r4:8512d240 [ 1329.989188][ T32] INFO: task kworker/1:398:4174 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1329.989225][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.989284][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.989360][ T32] Call trace: [ 1329.989429][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1329.989489][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1329.989514][ T32] r4:00000000 [ 1329.989569][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.989623][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1329.989666][ T32] dd20: a0c50000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1329.989701][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1329.989756][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1329.989819][ T32] r5:80050013 r4:80239bb0 [ 1329.989843][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.989889][ T32] r4:82ac21e4 [ 1329.989932][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.989983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1329.990007][ T32] r4:e04bddc0 [ 1329.990061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1329.990113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1329.990193][ T32] r4:00000000 [ 1329.990217][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1329.990269][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1329.990292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.990337][ T32] r5:00001000 r4:ed727000 [ 1329.990363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.990408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.990454][ T32] r5:85ef678c r4:85ef6400 [ 1329.990475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.990615][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1329.990642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.990696][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.990720][ T32] r4:849ffe00 [ 1329.990739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.990788][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1329.990813][ T32] r4:00000001 [ 1329.990832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.990870][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1329.990899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.990929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.990974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.991049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.991076][ T32] r4:84b392c0 [ 1329.991097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.991122][ T32] INFO: task kworker/1:399:4175 blocked for more than 456 seconds. [ 1329.991206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.991235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.991286][ T32] task:kworker/1:399 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.991353][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.991737][ T32] Call trace: [ 1329.991813][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1329.991878][ T32] r10:8291a684 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:851abc00 [ 1329.991903][ T32] r4:851abc00 [ 1329.991925][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1329.991973][ T32] r5:851abc00 r4:8291a680 [ 1329.992090][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.992138][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.992185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1329.992311][ T32] r4:00000000 [ 1329.992334][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1329.992375][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1329.992426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.013707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d140 [ 1330.013761][ T32] r4:00000000 [ 1330.013836][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.013918][ T32] r9:83018205 r8:851abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1330.014055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.014163][ T32] r5:00001000 r4:e001f000 [ 1330.014189][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.014266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.014320][ T32] r5:85163f8c r4:85163c00 [ 1330.014341][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.014494][ T32] r7:ddde2d80 r6:83018200 r5:85163f8c r4:85127a80 [ 1330.014580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.014649][ T32] r10:61c88647 r9:851abc00 r8:85127aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.014674][ T32] r4:85127a80 [ 1330.014718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.014888][ T32] r10:00000000 r9:85127a80 r8:80287e08 r7:ea9a9e60 r6:85127900 r5:851abc00 [ 1330.014931][ T32] r4:00000001 [ 1330.014955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.015043][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1330.015080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.015152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.015185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.015217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.015261][ T32] r4:8512d2c0 [ 1330.015780][ T32] INFO: task kworker/1:399:4175 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.015891][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.015971][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.016317][ T32] Call trace: [ 1330.016391][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.016478][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.016510][ T32] r4:00000000 [ 1330.016607][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.016684][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.016716][ T32] dd20: a101d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.016747][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.016775][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.016799][ T32] r5:80050013 r4:80239bb0 [ 1330.016834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.016909][ T32] r4:82ac21e4 [ 1330.016963][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.017014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.017038][ T32] r4:e04bddc0 [ 1330.017057][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.017239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.017266][ T32] r4:00000000 [ 1330.017374][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.017430][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.017571][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.017634][ T32] r5:00001000 r4:ed727000 [ 1330.017757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.017806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.017854][ T32] r5:85ef678c r4:85ef6400 [ 1330.017875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.017971][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.017997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.018048][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.018171][ T32] r4:849ffe00 [ 1330.018195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.018287][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.018315][ T32] r4:00000001 [ 1330.018334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.018404][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.018436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.018514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.018622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.018670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.018697][ T32] r4:84b392c0 [ 1330.018720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.018897][ T32] INFO: task kworker/1:400:4177 blocked for more than 456 seconds. [ 1330.019054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.019164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.019190][ T32] task:kworker/1:400 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.019676][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.019890][ T32] Call trace: [ 1330.019925][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.019999][ T32] r10:8291a684 r9:ea9d9d84 r8:00000002 r7:60000113 r6:ea9d9d8c r5:851ad400 [ 1330.020105][ T32] r4:851ad400 [ 1330.020131][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.020316][ T32] r5:851ad400 r4:8291a680 [ 1330.020341][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.020423][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.020475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d9e08 [ 1330.020499][ T32] r4:00000000 [ 1330.020519][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.020651][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.020696][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.020768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d640 [ 1330.020795][ T32] r4:00000000 [ 1330.020817][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.020867][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1330.020889][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.021111][ T32] r5:00001000 r4:e0485000 [ 1330.021219][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.021267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.021314][ T32] r5:8516c78c r4:8516c400 [ 1330.021762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.021819][ T32] r7:ddde2d80 r6:83018200 r5:8516c78c r4:85127b00 [ 1330.021880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.021936][ T32] r10:61c88647 r9:851ad400 r8:85127b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.021959][ T32] r4:85127b00 [ 1330.021994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.022076][ T32] r10:00000000 r9:85127b00 r8:80287e08 r7:ea9a9e60 r6:85127c80 r5:851ad400 [ 1330.022103][ T32] r4:00000001 [ 1330.022123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.022194][ T32] Exception stack(0xea9d9fb0 to 0xea9d9ff8) [ 1330.022226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.022315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.022347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.022378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.022532][ T32] r4:8512d400 [ 1330.055856][ T32] INFO: task kworker/1:400:4177 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.055988][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.056100][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.056226][ T32] Call trace: [ 1330.056261][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.056326][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.056352][ T32] r4:00000000 [ 1330.056374][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.056418][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.056451][ T32] dd20: a1a5e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.056517][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.056550][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.056576][ T32] r5:80050013 r4:80239bb0 [ 1330.056613][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.056775][ T32] r4:82ac21e4 [ 1330.056801][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.056849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.056873][ T32] r4:e04bddc0 [ 1330.056899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.056949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.056972][ T32] r4:00000000 [ 1330.056992][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.057045][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.057068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.057141][ T32] r5:00001000 r4:ed727000 [ 1330.057196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.057244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.057322][ T32] r5:85ef678c r4:85ef6400 [ 1330.057347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.057401][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.057427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.057526][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.057568][ T32] r4:849ffe00 [ 1330.057592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.057652][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.057676][ T32] r4:00000001 [ 1330.057725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.057854][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.057921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.057983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.058019][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.058116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.058144][ T32] r4:84b392c0 [ 1330.058169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.058233][ T32] INFO: task kworker/1:401:4180 blocked for more than 456 seconds. [ 1330.058271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.058299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.058321][ T32] task:kworker/1:401 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.058369][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.058443][ T32] Call trace: [ 1330.058479][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.058532][ T32] r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000013 r6:eaaf5d8c r5:851ae000 [ 1330.058569][ T32] r4:851ae000 [ 1330.058600][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.058648][ T32] r5:851ae000 r4:8291a680 [ 1330.058677][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.058768][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.058821][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 [ 1330.058845][ T32] r4:00000000 [ 1330.058867][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.058935][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.058978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.059024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512da40 [ 1330.059076][ T32] r4:00000000 [ 1330.059101][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.059151][ T32] r9:83018205 r8:851ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1330.059172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.059245][ T32] r5:00001000 r4:e05f7000 [ 1330.059269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.059312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.059357][ T32] r5:8516cf8c r4:8516cc00 [ 1330.059377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.059441][ T32] r7:ddde2d80 r6:83018200 r5:8516cf8c r4:85127b80 [ 1330.059485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.059565][ T32] r10:61c88647 r9:851ae000 r8:85127bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.059593][ T32] r4:85127b80 [ 1330.059651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.059733][ T32] r10:00000000 r9:85127b80 r8:80287e08 r7:ea9d9e60 r6:85127d80 r5:851ae000 [ 1330.059775][ T32] r4:00000001 [ 1330.059797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.059836][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1330.059895][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.059929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.059985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.060020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.060044][ T32] r4:8512d600 [ 1330.060326][ T32] INFO: task kworker/1:401:4180 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.060366][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.060424][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.060499][ T32] Call trace: [ 1330.060535][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.060640][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.060689][ T32] r4:00000000 [ 1330.060712][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.060757][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.060788][ T32] dd20: a1a5e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.060820][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.060848][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.060873][ T32] r5:80050013 r4:80239bb0 [ 1330.060894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.060937][ T32] r4:82ac21e4 [ 1330.060957][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.061033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.061060][ T32] r4:e04bddc0 [ 1330.061081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.061130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.061153][ T32] r4:00000000 [ 1330.061203][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.061259][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.061299][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.061460][ T32] r5:00001000 r4:ed727000 [ 1330.061504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.061570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.061657][ T32] r5:85ef678c r4:85ef6400 [ 1330.061683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.061736][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.061757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.061813][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.061838][ T32] r4:849ffe00 [ 1330.061886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.061942][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.061966][ T32] r4:00000001 [ 1330.061987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.062027][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.062126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.062218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.062251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.062296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.062323][ T32] r4:84b392c0 [ 1330.062345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.062370][ T32] INFO: task kworker/1:402:4182 blocked for more than 456 seconds. [ 1330.062398][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.074242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.074346][ T32] task:kworker/1:402 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.074413][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.074479][ T32] Call trace: [ 1330.074552][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.074626][ T32] r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000113 r6:eaaf9d8c r5:851ab000 [ 1330.074652][ T32] r4:851ab000 [ 1330.074673][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.074720][ T32] r5:851ab000 r4:8291a680 [ 1330.074740][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.074782][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.074829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1330.074853][ T32] r4:00000000 [ 1330.074872][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.074924][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.074970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.075017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d840 [ 1330.075041][ T32] r4:00000000 [ 1330.075075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.075132][ T32] r9:83018205 r8:851ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1330.075155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.075214][ T32] r5:00001000 r4:e0599000 [ 1330.075240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.075313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.075365][ T32] r5:8516cb8c r4:8516c800 [ 1330.075421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.075551][ T32] r7:ddde2d80 r6:83018200 r5:8516cb8c r4:85127c00 [ 1330.075580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.075641][ T32] r10:61c88647 r9:851ab000 r8:85127c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.075665][ T32] r4:85127c00 [ 1330.075686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.075769][ T32] r10:00000000 r9:85127c00 r8:80287e08 r7:eaaf5e60 r6:85127e80 r5:851ab000 [ 1330.075798][ T32] r4:00000001 [ 1330.075818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.075862][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1330.075892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.075923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.075981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.076017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.076100][ T32] r4:8512d540 [ 1330.076520][ T32] INFO: task kworker/1:402:4182 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.076562][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.076745][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.076797][ T32] Call trace: [ 1330.076858][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.076918][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.076959][ T32] r4:00000000 [ 1330.076983][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.077028][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.077061][ T32] dd20: a1a5e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.077122][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.077154][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.077199][ T32] r5:80050013 r4:80239bb0 [ 1330.077224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.077328][ T32] r4:82ac21e4 [ 1330.077381][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.077432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.077474][ T32] r4:e04bddc0 [ 1330.077497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.077546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.077664][ T32] r4:00000000 [ 1330.077691][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.077743][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.077765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.077810][ T32] r5:00001000 r4:ed727000 [ 1330.077833][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.077876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.077922][ T32] r5:85ef678c r4:85ef6400 [ 1330.077942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.077992][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.078059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.078115][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.078176][ T32] r4:849ffe00 [ 1330.078229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.078284][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.078308][ T32] r4:00000001 [ 1330.078327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.078366][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.078425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.078460][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.078544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.078579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.078608][ T32] r4:84b392c0 [ 1330.078661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.078694][ T32] INFO: task kworker/1:403:4184 blocked for more than 456 seconds. [ 1330.078729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.078774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.078829][ T32] task:kworker/1:403 state:D stack:0 pid:4184 tgid:4184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.078880][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.078922][ T32] Call trace: [ 1330.078953][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.079028][ T32] r10:8291a684 r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:851b0000 [ 1330.079056][ T32] r4:851b0000 [ 1330.079106][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.079173][ T32] r5:851b0000 r4:8291a680 [ 1330.079226][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.079302][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.079360][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1330.079386][ T32] r4:00000000 [ 1330.079408][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.079468][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.079538][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.079588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512df40 [ 1330.079618][ T32] r4:00000000 [ 1330.079669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.079723][ T32] r9:83018205 r8:851b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1330.079746][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.079811][ T32] r5:00001000 r4:e066f000 [ 1330.079835][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.079939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.080005][ T32] r5:8516d78c r4:8516d400 [ 1330.080029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.080081][ T32] r7:ddde2d80 r6:83018200 r5:8516d78c r4:85127d00 [ 1330.080137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.080221][ T32] r10:61c88647 r9:851b0000 r8:85127d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.080248][ T32] r4:85127d00 [ 1330.080268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.080317][ T32] r10:00000000 r9:85127d00 r8:80287e08 r7:eaaf5e60 r6:85127f80 r5:851b0000 [ 1330.080342][ T32] r4:00000001 [ 1330.080361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.080401][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1330.080429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.080459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.080516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.080563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.080650][ T32] r4:8512da00 [ 1330.080867][ T32] INFO: task kworker/1:403:4184 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.080935][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.081029][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.081077][ T32] Call trace: [ 1330.081109][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.081164][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.081188][ T32] r4:00000000 [ 1330.081208][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.081249][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.081279][ T32] dd20: a1a5e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.081310][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.081336][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.081361][ T32] r5:80050013 r4:80239bb0 [ 1330.081381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.081424][ T32] r4:82ac21e4 [ 1330.081445][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.081493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.081517][ T32] r4:e04bddc0 [ 1330.081574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.081637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.081686][ T32] r4:00000000 [ 1330.081711][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.081763][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.081786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.081831][ T32] r5:00001000 r4:ed727000 [ 1330.081853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.081899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.081947][ T32] r5:85ef678c r4:85ef6400 [ 1330.082037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.082204][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.082231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.082310][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.082337][ T32] r4:849ffe00 [ 1330.082380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.112867][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.112980][ T32] r4:00000001 [ 1330.113031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.113127][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.113192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.113229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.113259][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.113317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.113369][ T32] r4:84b392c0 [ 1330.113398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.113468][ T32] INFO: task kworker/0:130:4187 blocked for more than 456 seconds. [ 1330.113508][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.113537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.113561][ T32] task:kworker/0:130 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.113630][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.113681][ T32] Call trace: [ 1330.113714][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.113793][ T32] r10:8291a684 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:848e6000 [ 1330.113848][ T32] r4:848e6000 [ 1330.113898][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.113949][ T32] r5:848e6000 r4:8291a680 [ 1330.113971][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.114014][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.114061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c1e08 [ 1330.114084][ T32] r4:00000000 [ 1330.114103][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.114141][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.114203][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.114256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85140e80 [ 1330.114279][ T32] r4:00000000 [ 1330.114324][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.114380][ T32] r9:83018005 r8:848e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1330.114492][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.114542][ T32] r5:00001000 r4:dff85000 [ 1330.114564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.114627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.114679][ T32] r5:850c938c r4:850c9000 [ 1330.114700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.114751][ T32] r7:dddced80 r6:83018000 r5:850c938c r4:85124500 [ 1330.114772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.114847][ T32] r10:61c88647 r9:848e6000 r8:8512452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.114899][ T32] r4:85124500 [ 1330.114939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.115018][ T32] r10:00000000 r9:85124500 r8:80287e08 r7:eaa99e60 r6:85124480 r5:848e6000 [ 1330.115044][ T32] r4:00000001 [ 1330.115076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.115118][ T32] Exception stack(0xea9c1fb0 to 0xea9c1ff8) [ 1330.115193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.115227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.115257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.115293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.115345][ T32] r4:85120e00 [ 1330.115775][ T32] INFO: task kworker/0:130:4187 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.115825][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.115888][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.115985][ T32] Call trace: [ 1330.116092][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.116151][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.116177][ T32] r4:00000000 [ 1330.116197][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.116239][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.116280][ T32] dd20: a2317000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.116315][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.116343][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.116416][ T32] r5:80050013 r4:80239bb0 [ 1330.116605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.116730][ T32] r4:82ac21e4 [ 1330.116757][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.116805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.116829][ T32] r4:e04bddc0 [ 1330.116848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.116895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.116932][ T32] r4:00000000 [ 1330.116961][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.117015][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.117040][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.117085][ T32] r5:00001000 r4:ed727000 [ 1330.117106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.117148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.117193][ T32] r5:85ef678c r4:85ef6400 [ 1330.117213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.117262][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.117283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.117334][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.117357][ T32] r4:849ffe00 [ 1330.117448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.117537][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.117564][ T32] r4:00000001 [ 1330.117585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.117631][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.117659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.117714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.117746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.117800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.117831][ T32] r4:84b392c0 [ 1330.117854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.117879][ T32] INFO: task kworker/1:404:4189 blocked for more than 456 seconds. [ 1330.117907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.117931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.117972][ T32] task:kworker/1:404 state:D stack:0 pid:4189 tgid:4189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.118055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.118123][ T32] Call trace: [ 1330.118233][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.118289][ T32] r10:8291a684 r9:eab09d84 r8:00000002 r7:60000113 r6:eab09d8c r5:850e2400 [ 1330.118312][ T32] r4:850e2400 [ 1330.118332][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.118379][ T32] r5:850e2400 r4:8291a680 [ 1330.118404][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.118449][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.118542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [ 1330.118598][ T32] r4:00000000 [ 1330.118622][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.118671][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.118712][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.118762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a380 [ 1330.118807][ T32] r4:00000000 [ 1330.118843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.118900][ T32] r9:83018205 r8:850e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1330.118923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.118970][ T32] r5:00001000 r4:e07f7000 [ 1330.118990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.119033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.119080][ T32] r5:8516e78c r4:8516e400 [ 1330.119101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.119152][ T32] r7:ddde2d80 r6:83018200 r5:8516e78c r4:85127f00 [ 1330.119175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.119228][ T32] r10:61c88647 r9:850e2400 r8:85127f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.119282][ T32] r4:85127f00 [ 1330.119307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.119359][ T32] r10:00000000 r9:85127f00 r8:80287e08 r7:eaafde60 r6:85124700 r5:850e2400 [ 1330.119381][ T32] r4:00000001 [ 1330.119412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.119473][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1330.119506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.119538][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.119578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.119621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.119688][ T32] r4:8512df00 [ 1330.119901][ T32] INFO: task kworker/1:404:4189 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.119938][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.119997][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.120043][ T32] Call trace: [ 1330.120136][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.120195][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.120243][ T32] r4:00000000 [ 1330.120292][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.120387][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.120422][ T32] dd20: a2317000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.120466][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.120497][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.120523][ T32] r5:80050013 r4:80239bb0 [ 1330.120544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.120588][ T32] r4:82ac21e4 [ 1330.120615][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.120708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.120756][ T32] r4:e04bddc0 [ 1330.120785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.120835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.120869][ T32] r4:00000000 [ 1330.120892][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.120943][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.120964][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.121009][ T32] r5:00001000 r4:ed727000 [ 1330.121031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.121072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.121244][ T32] r5:85ef678c r4:85ef6400 [ 1330.121269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.121321][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.121369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.121435][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.121462][ T32] r4:849ffe00 [ 1330.121481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.121532][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.121573][ T32] r4:00000001 [ 1330.121601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.121643][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.121695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.121742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.121800][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.121839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.121887][ T32] r4:84b392c0 [ 1330.121935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.122009][ T32] INFO: task kworker/1:405:4191 blocked for more than 456 seconds. [ 1330.122042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.122067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.122088][ T32] task:kworker/1:405 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.122138][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.122197][ T32] Call trace: [ 1330.122241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.122321][ T32] r10:8291a684 r9:eab11d84 r8:00000002 r7:60000013 r6:eab11d8c r5:850e1800 [ 1330.122353][ T32] r4:850e1800 [ 1330.122378][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.122474][ T32] r5:850e1800 r4:8291a680 [ 1330.133571][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.133732][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.133812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1330.133854][ T32] r4:00000000 [ 1330.133878][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.133918][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.133960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.134006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512dfc0 [ 1330.134029][ T32] r4:00000000 [ 1330.134050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.134102][ T32] r9:83018205 r8:850e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1330.134149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.134203][ T32] r5:00001000 r4:e07b3000 [ 1330.134273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.134320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.134368][ T32] r5:8516db8c r4:8516d800 [ 1330.134413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.134504][ T32] r7:ddde2d80 r6:83018200 r5:8516db8c r4:85127180 [ 1330.134542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.134603][ T32] r10:61c88647 r9:850e1800 r8:851271ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.134628][ T32] r4:85127180 [ 1330.134662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.134742][ T32] r10:00000000 r9:85127180 r8:80287e08 r7:eab09e60 r6:85124680 r5:850e1800 [ 1330.134769][ T32] r4:00000001 [ 1330.134799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.134889][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 1330.134926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.134958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.134987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.135018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.135041][ T32] r4:8513a080 [ 1330.135454][ T32] INFO: task kworker/1:405:4191 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.135493][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.135647][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.135722][ T32] Call trace: [ 1330.135774][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.135832][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.135858][ T32] r4:00000000 [ 1330.135879][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.135921][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.136000][ T32] dd20: a2317000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.136035][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.136063][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.136093][ T32] r5:80050013 r4:80239bb0 [ 1330.136139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.136190][ T32] r4:82ac21e4 [ 1330.136211][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.136282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.136310][ T32] r4:e04bddc0 [ 1330.136330][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.136402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.136453][ T32] r4:00000000 [ 1330.136501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.136556][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.136656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.136711][ T32] r5:00001000 r4:ed727000 [ 1330.136734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.136827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.136879][ T32] r5:85ef678c r4:85ef6400 [ 1330.136925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.136980][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.137027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.137108][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.137135][ T32] r4:849ffe00 [ 1330.137156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.137207][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.137256][ T32] r4:00000001 [ 1330.137280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.137322][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.137356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.137401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.137432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.137489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.137520][ T32] r4:84b392c0 [ 1330.137571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.137609][ T32] INFO: task kworker/1:406:4192 blocked for more than 456 seconds. [ 1330.137646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.137674][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.137696][ T32] task:kworker/1:406 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.137742][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.137838][ T32] Call trace: [ 1330.137872][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.137924][ T32] r10:8291a684 r9:eab15d84 r8:00000002 r7:60000113 r6:eab15d8c r5:851b8000 [ 1330.137963][ T32] r4:851b8000 [ 1330.137988][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.138035][ T32] r5:851b8000 r4:8291a680 [ 1330.138118][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.138164][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.138211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1330.138233][ T32] r4:00000000 [ 1330.138252][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.138291][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.138352][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.138429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a040 [ 1330.138480][ T32] r4:00000000 [ 1330.138504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.138553][ T32] r9:83018205 r8:851b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1330.138575][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.138631][ T32] r5:00001000 r4:e07c7000 [ 1330.138653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.138695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.138739][ T32] r5:8516df8c r4:8516dc00 [ 1330.138758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.138808][ T32] r7:ddde2d80 r6:83018200 r5:8516df8c r4:85127e00 [ 1330.138831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.138902][ T32] r10:61c88647 r9:851b8000 r8:85127e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.138931][ T32] r4:85127e00 [ 1330.138965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.139018][ T32] r10:00000000 r9:85127e00 r8:80287e08 r7:eab09e60 r6:85124780 r5:851b8000 [ 1330.139040][ T32] r4:00000001 [ 1330.139060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.139121][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1330.139152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.139182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.139214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.139245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.139268][ T32] r4:8513a080 [ 1330.139490][ T32] INFO: task kworker/1:406:4192 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.139525][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.139581][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.139632][ T32] Call trace: [ 1330.139683][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.139742][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.139767][ T32] r4:00000000 [ 1330.139787][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.139830][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.139860][ T32] dd20: a2317000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.139890][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.139917][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.139955][ T32] r5:80050013 r4:80239bb0 [ 1330.140004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.140052][ T32] r4:82ac21e4 [ 1330.140076][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.140162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.140254][ T32] r4:e04bddc0 [ 1330.140278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.140327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.140351][ T32] r4:00000000 [ 1330.140373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.140460][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.140486][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.140533][ T32] r5:00001000 r4:ed727000 [ 1330.140555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.140601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.140685][ T32] r5:85ef678c r4:85ef6400 [ 1330.140709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.140763][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.140785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.140837][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.140884][ T32] r4:849ffe00 [ 1330.140909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.140962][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.140986][ T32] r4:00000001 [ 1330.141024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.141067][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.141095][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.141125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.141152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.141183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.141206][ T32] r4:84b392c0 [ 1330.141227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.141252][ T32] INFO: task kworker/1:407:4194 blocked for more than 456 seconds. [ 1330.141280][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.141304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.141325][ T32] task:kworker/1:407 state:D stack:0 pid:4194 tgid:4194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.141374][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.141416][ T32] Call trace: [ 1330.141478][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.141534][ T32] r10:8291a684 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:851b9800 [ 1330.141557][ T32] r4:851b9800 [ 1330.141578][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.141660][ T32] r5:851b9800 r4:8291a680 [ 1330.141684][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.141733][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.141782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1330.141806][ T32] r4:00000000 [ 1330.141825][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.141935][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.142127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.142180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a1c0 [ 1330.142227][ T32] r4:00000000 [ 1330.142275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.142435][ T32] r9:83018205 r8:851b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.174925][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.175094][ T32] r5:00001000 r4:e07e7000 [ 1330.175120][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.175183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.175236][ T32] r5:8516e38c r4:8516e000 [ 1330.175258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.175310][ T32] r7:ddde2d80 r6:83018200 r5:8516e38c r4:8513c080 [ 1330.175332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.175407][ T32] r10:61c88647 r9:851b9800 r8:8513c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.175437][ T32] r4:8513c080 [ 1330.175460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.175513][ T32] r10:00000000 r9:8513c080 r8:80287e08 r7:eab09e60 r6:85124800 r5:851b9800 [ 1330.175563][ T32] r4:00000001 [ 1330.175588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.175802][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1330.175842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.175874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.175921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.176038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.176071][ T32] r4:8513a2c0 [ 1330.176534][ T32] INFO: task kworker/1:407:4194 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.176575][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.176678][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.176730][ T32] Call trace: [ 1330.176926][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.176989][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.177028][ T32] r4:00000000 [ 1330.177128][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.177313][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.177349][ T32] dd20: a2a85000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.177419][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.177450][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.177475][ T32] r5:80050013 r4:80239bb0 [ 1330.177496][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.177542][ T32] r4:82ac21e4 [ 1330.177562][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.177616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.177641][ T32] r4:e04bddc0 [ 1330.177662][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.177708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.177731][ T32] r4:00000000 [ 1330.177750][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.177863][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.177969][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.178022][ T32] r5:00001000 r4:ed727000 [ 1330.178046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.178090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.178160][ T32] r5:85ef678c r4:85ef6400 [ 1330.178210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.178285][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.178312][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.178366][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.178389][ T32] r4:849ffe00 [ 1330.178409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.178571][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.178606][ T32] r4:00000001 [ 1330.178638][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.178683][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.178784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.178832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.178865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.178896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.178982][ T32] r4:84b392c0 [ 1330.179071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.179104][ T32] INFO: task kworker/1:408:4196 blocked for more than 456 seconds. [ 1330.179138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.179188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.179218][ T32] task:kworker/1:408 state:D stack:0 pid:4196 tgid:4196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.179357][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.179482][ T32] Call trace: [ 1330.179513][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.179569][ T32] r10:8291a684 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:851b8c00 [ 1330.179594][ T32] r4:851b8c00 [ 1330.179643][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.179719][ T32] r5:851b8c00 r4:8291a680 [ 1330.179744][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.179789][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.179835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1330.180018][ T32] r4:00000000 [ 1330.180041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.180116][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.180159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.180214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a5c0 [ 1330.180239][ T32] r4:00000000 [ 1330.180308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.180362][ T32] r9:83018205 r8:851b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1330.180408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.180509][ T32] r5:00001000 r4:e083d000 [ 1330.180602][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.180666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.180716][ T32] r5:8516ef8c r4:8516ec00 [ 1330.180736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.180824][ T32] r7:ddde2d80 r6:83018200 r5:8516ef8c r4:8513c000 [ 1330.180850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.180902][ T32] r10:61c88647 r9:851b8c00 r8:8513c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.180926][ T32] r4:8513c000 [ 1330.180951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.181002][ T32] r10:00000000 r9:8513c000 r8:80287e08 r7:eab09e60 r6:85124880 r5:851b8c00 [ 1330.181026][ T32] r4:00000001 [ 1330.181181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.181225][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1330.181254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.181571][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.181671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.181708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.181734][ T32] r4:8513a180 [ 1330.181953][ T32] INFO: task kworker/1:408:4196 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.181988][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.182045][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.182165][ T32] Call trace: [ 1330.182273][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.182328][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.182353][ T32] r4:00000000 [ 1330.182398][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.204871][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.204999][ T32] dd20: a2e72000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.205038][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.205065][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.205095][ T32] r5:80050013 r4:80239bb0 [ 1330.205118][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.205186][ T32] r4:82ac21e4 [ 1330.205207][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.205254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.205301][ T32] r4:e04bddc0 [ 1330.205326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.205380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.205405][ T32] r4:00000000 [ 1330.205426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.205501][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.205530][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.205616][ T32] r5:00001000 r4:ed727000 [ 1330.205667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.205716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.205763][ T32] r5:85ef678c r4:85ef6400 [ 1330.205784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.205835][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.205857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.205908][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.205955][ T32] r4:849ffe00 [ 1330.205980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.206032][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.206081][ T32] r4:00000001 [ 1330.206122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.206166][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.206200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.206279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.206311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.206342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.206366][ T32] r4:84b392c0 [ 1330.206390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.206420][ T32] INFO: task kworker/1:409:4198 blocked for more than 456 seconds. [ 1330.206454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.206505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.206560][ T32] task:kworker/1:409 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.206632][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.206703][ T32] Call trace: [ 1330.206741][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.206824][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000013 r6:eab2dd8c r5:851ba400 [ 1330.206853][ T32] r4:851ba400 [ 1330.206875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.206921][ T32] r5:851ba400 r4:8291a680 [ 1330.206966][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.207014][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.207121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1330.207153][ T32] r4:00000000 [ 1330.207179][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.207224][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.207262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.207331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a180 [ 1330.207359][ T32] r4:00000000 [ 1330.207380][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.207477][ T32] r9:83018205 r8:851ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1330.207503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.207562][ T32] r5:00001000 r4:e081f000 [ 1330.207587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.207638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.207685][ T32] r5:8516eb8c r4:8516e800 [ 1330.207730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.207783][ T32] r7:ddde2d80 r6:83018200 r5:8516eb8c r4:8513c100 [ 1330.207828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.207883][ T32] r10:61c88647 r9:851ba400 r8:8513c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.207909][ T32] r4:8513c100 [ 1330.207929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.208003][ T32] r10:00000000 r9:8513c100 r8:80287e08 r7:eab25e60 r6:85124900 r5:851ba400 [ 1330.208053][ T32] r4:00000001 [ 1330.208076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.208116][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1330.208170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.208205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.208258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.208293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.208317][ T32] r4:8513a540 [ 1330.208769][ T32] INFO: task kworker/1:409:4198 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.208808][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.208870][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.208968][ T32] Call trace: [ 1330.209016][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.209081][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.209108][ T32] r4:00000000 [ 1330.209131][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.209173][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.209202][ T32] dd20: a2e72000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.209236][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.209263][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.209288][ T32] r5:80050013 r4:80239bb0 [ 1330.209335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.209454][ T32] r4:82ac21e4 [ 1330.209490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.209542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.209566][ T32] r4:e04bddc0 [ 1330.209602][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.209656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.209681][ T32] r4:00000000 [ 1330.209701][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.209752][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.209798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.209848][ T32] r5:00001000 r4:ed727000 [ 1330.209869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.209912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.209983][ T32] r5:85ef678c r4:85ef6400 [ 1330.210008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.210087][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.210138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.210194][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.210243][ T32] r4:849ffe00 [ 1330.210290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.210347][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.210371][ T32] r4:00000001 [ 1330.210404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.210446][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.210475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.210505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.210533][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.210563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.210587][ T32] r4:84b392c0 [ 1330.210613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.210639][ T32] INFO: task kworker/1:410:4201 blocked for more than 456 seconds. [ 1330.210668][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.210692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.210738][ T32] task:kworker/1:410 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.210790][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.210832][ T32] Call trace: [ 1330.210872][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.210949][ T32] r10:8291a684 r9:eab39d84 r8:00000002 r7:60000013 r6:eab39d8c r5:851bb000 [ 1330.210978][ T32] r4:851bb000 [ 1330.211000][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.211047][ T32] r5:851bb000 r4:8291a680 [ 1330.211067][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.211113][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.211162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1330.211185][ T32] r4:00000000 [ 1330.211230][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.211297][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.211351][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.211405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a980 [ 1330.211453][ T32] r4:00000000 [ 1330.211514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.211622][ T32] r9:83018205 r8:851bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1330.211677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.211730][ T32] r5:00001000 r4:e48a2000 [ 1330.211751][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.211794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.211839][ T32] r5:8516fb8c r4:8516f800 [ 1330.211859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.211908][ T32] r7:ddde2d80 r6:83018200 r5:8516fb8c r4:8513c200 [ 1330.211928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.211979][ T32] r10:61c88647 r9:851bb000 r8:8513c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.212019][ T32] r4:8513c200 [ 1330.212042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.212095][ T32] r10:00000000 r9:8513c200 r8:80287e08 r7:eab25e60 r6:85124980 r5:851bb000 [ 1330.212118][ T32] r4:00000001 [ 1330.212137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.212200][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1330.212245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.212278][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.212331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.212382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.212432][ T32] r4:8513a400 [ 1330.234610][ T32] INFO: task kworker/1:410:4201 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.234787][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.234892][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.234984][ T32] Call trace: [ 1330.235021][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.235099][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.235203][ T32] r4:00000000 [ 1330.235278][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.235353][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.235428][ T32] dd20: a3345000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.235491][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.235522][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.235564][ T32] r5:80050013 r4:80239bb0 [ 1330.235607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.235713][ T32] r4:82ac21e4 [ 1330.235765][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.235818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.235842][ T32] r4:e04bddc0 [ 1330.235863][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.235913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.235936][ T32] r4:00000000 [ 1330.235967][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.236024][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.236061][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.236117][ T32] r5:00001000 r4:ed727000 [ 1330.236141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.236187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.236234][ T32] r5:85ef678c r4:85ef6400 [ 1330.236254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.236306][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.236328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.236394][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.236446][ T32] r4:849ffe00 [ 1330.236477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.236529][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.236565][ T32] r4:00000001 [ 1330.236589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.236660][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.236692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.236723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.236752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.236783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.236806][ T32] r4:84b392c0 [ 1330.236827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.236893][ T32] INFO: task kworker/1:411:4203 blocked for more than 456 seconds. [ 1330.236939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.236966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.237000][ T32] task:kworker/1:411 state:D stack:0 pid:4203 tgid:4203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.237077][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.237147][ T32] Call trace: [ 1330.237190][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.237250][ T32] r10:8291a684 r9:eab41d84 r8:00000002 r7:60000013 r6:eab41d8c r5:851bd400 [ 1330.237276][ T32] r4:851bd400 [ 1330.237298][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.237371][ T32] r5:851bd400 r4:8291a680 [ 1330.237427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.237480][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.237557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1330.237583][ T32] r4:00000000 [ 1330.237611][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.237690][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.237747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.237796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a740 [ 1330.237821][ T32] r4:00000000 [ 1330.237869][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.237962][ T32] r9:83018205 r8:851bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1330.237990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.238072][ T32] r5:00001000 r4:e0851000 [ 1330.238097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.238142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.238247][ T32] r5:8516f38c r4:8516f000 [ 1330.238321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.238400][ T32] r7:ddde2d80 r6:83018200 r5:8516f38c r4:8513c380 [ 1330.238426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.238484][ T32] r10:61c88647 r9:851bd400 r8:8513c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.238534][ T32] r4:8513c380 [ 1330.238558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.238614][ T32] r10:00000000 r9:8513c380 r8:80287e08 r7:eab39e60 r6:85124a00 r5:851bd400 [ 1330.238638][ T32] r4:00000001 [ 1330.238658][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.238710][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1330.238765][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.238799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.238828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.238886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.238938][ T32] r4:8513a700 [ 1330.239158][ T32] INFO: task kworker/1:411:4203 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.239194][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.239260][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.239334][ T32] Call trace: [ 1330.239414][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.239475][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.239499][ T32] r4:00000000 [ 1330.239519][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.239586][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.239631][ T32] dd20: a3345000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.239664][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.239703][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.239731][ T32] r5:80050013 r4:80239bb0 [ 1330.239753][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.239800][ T32] r4:82ac21e4 [ 1330.239846][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.239897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.239920][ T32] r4:e04bddc0 [ 1330.239940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.240012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.240064][ T32] r4:00000000 [ 1330.240088][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.240141][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.240163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.240244][ T32] r5:00001000 r4:ed727000 [ 1330.240269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.240316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.240388][ T32] r5:85ef678c r4:85ef6400 [ 1330.240412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.240485][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.240511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.240590][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.240651][ T32] r4:849ffe00 [ 1330.240723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.240797][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.240824][ T32] r4:00000001 [ 1330.240877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.240936][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.240967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.241024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.241056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.241120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.241190][ T32] r4:84b392c0 [ 1330.241239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.241291][ T32] INFO: task kworker/1:412:4204 blocked for more than 456 seconds. [ 1330.241349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.241377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.241400][ T32] task:kworker/1:412 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.241462][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.241508][ T32] Call trace: [ 1330.241568][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.241630][ T32] r10:8291a684 r9:eab45d84 r8:00000002 r7:60000013 r6:eab45d8c r5:851bc800 [ 1330.241679][ T32] r4:851bc800 [ 1330.241705][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.241779][ T32] r5:851bc800 r4:8291a680 [ 1330.241803][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.241848][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.241895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1330.241917][ T32] r4:00000000 [ 1330.241936][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.241974][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.242036][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.242086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513a800 [ 1330.242133][ T32] r4:00000000 [ 1330.242169][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.242220][ T32] r9:83018205 r8:851bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.242267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.242342][ T32] r5:00001000 r4:e0867000 [ 1330.242367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.242439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.263091][ T32] r5:8516f78c r4:8516f400 [ 1330.263143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.263221][ T32] r7:ddde2d80 r6:83018200 r5:8516f78c r4:8513c300 [ 1330.263255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.263318][ T32] r10:61c88647 r9:851bc800 r8:8513c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.263345][ T32] r4:8513c300 [ 1330.263391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.263508][ T32] r10:00000000 r9:8513c300 r8:80287e08 r7:eab39e60 r6:85124a80 r5:851bc800 [ 1330.263537][ T32] r4:00000001 [ 1330.263559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.263632][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1330.263669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.263701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.263729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.263759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.263807][ T32] r4:8513a700 [ 1330.264232][ T32] INFO: task kworker/1:412:4204 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.264284][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.264414][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.264465][ T32] Call trace: [ 1330.264537][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.264606][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.264654][ T32] r4:00000000 [ 1330.264676][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.264757][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.264792][ T32] dd20: a3533000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.264825][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.264889][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.264944][ T32] r5:80050013 r4:80239bb0 [ 1330.264998][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.265051][ T32] r4:82ac21e4 [ 1330.265079][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.265141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.265170][ T32] r4:e04bddc0 [ 1330.265191][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.265240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.265264][ T32] r4:00000000 [ 1330.265295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.265400][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.265428][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.265501][ T32] r5:00001000 r4:ed727000 [ 1330.265526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.265570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.265648][ T32] r5:85ef678c r4:85ef6400 [ 1330.265708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.265764][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.265787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.265839][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.265868][ T32] r4:849ffe00 [ 1330.265890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.266027][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.266137][ T32] r4:00000001 [ 1330.266162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.266217][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.266249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.266280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.266309][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.266340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.266389][ T32] r4:84b392c0 [ 1330.266439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.266498][ T32] INFO: task kworker/1:413:4206 blocked for more than 456 seconds. [ 1330.266565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.266603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.266627][ T32] task:kworker/1:413 state:D stack:0 pid:4206 tgid:4206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.266700][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.266748][ T32] Call trace: [ 1330.266867][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.266925][ T32] r10:8291a684 r9:eab4dd84 r8:00000002 r7:60000013 r6:eab4dd8c r5:851bbc00 [ 1330.266950][ T32] r4:851bbc00 [ 1330.266971][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.267016][ T32] r5:851bbc00 r4:8291a680 [ 1330.267060][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.267113][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.267162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1330.267185][ T32] r4:00000000 [ 1330.267206][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.267293][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.267411][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.267486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ad40 [ 1330.267515][ T32] r4:00000000 [ 1330.267536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.267587][ T32] r9:83018205 r8:851bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.267657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.267709][ T32] r5:00001000 r4:e48e7000 [ 1330.267729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.267822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.267873][ T32] r5:8517478c r4:85174400 [ 1330.267894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.267969][ T32] r7:ddde2d80 r6:83018200 r5:8517478c r4:8513c400 [ 1330.268018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.268074][ T32] r10:61c88647 r9:851bbc00 r8:8513c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.268100][ T32] r4:8513c400 [ 1330.268119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.268173][ T32] r10:00000000 r9:8513c400 r8:80287e08 r7:eab39e60 r6:85124b00 r5:851bbc00 [ 1330.268211][ T32] r4:00000001 [ 1330.268270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.268326][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1330.268388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.268422][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.268450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.268480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.268503][ T32] r4:8513a840 [ 1330.268751][ T32] INFO: task kworker/1:413:4206 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.268789][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.268922][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.268996][ T32] Call trace: [ 1330.269032][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.269100][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.269138][ T32] r4:00000000 [ 1330.269173][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.269220][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.269251][ T32] dd20: a3533000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.269283][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.269310][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.269335][ T32] r5:80050013 r4:80239bb0 [ 1330.269380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.269431][ T32] r4:82ac21e4 [ 1330.269476][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.269553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.269655][ T32] r4:e04bddc0 [ 1330.269680][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.269783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.269810][ T32] r4:00000000 [ 1330.269848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.269928][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.269954][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.270002][ T32] r5:00001000 r4:ed727000 [ 1330.270099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.270147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.270255][ T32] r5:85ef678c r4:85ef6400 [ 1330.270280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.270332][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.270354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.270405][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.270453][ T32] r4:849ffe00 [ 1330.270553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.270623][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.270666][ T32] r4:00000001 [ 1330.270690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.270731][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.270759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.270802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.270835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.270866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.270900][ T32] r4:84b392c0 [ 1330.270924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.270976][ T32] INFO: task kworker/1:414:4208 blocked for more than 456 seconds. [ 1330.271009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.271036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.271058][ T32] task:kworker/1:414 state:D stack:0 pid:4208 tgid:4208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.271104][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.271146][ T32] Call trace: [ 1330.271200][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.271254][ T32] r10:8291a684 r9:eab55d84 r8:00000002 r7:60000113 r6:eab55d8c r5:848d8000 [ 1330.271278][ T32] r4:848d8000 [ 1330.271300][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.271346][ T32] r5:848d8000 r4:8291a680 [ 1330.271365][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.271406][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.271452][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1330.271475][ T32] r4:00000000 [ 1330.271526][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.271568][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.271612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.271661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513aac0 [ 1330.271746][ T32] r4:00000000 [ 1330.271770][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.271819][ T32] r9:83018205 r8:848d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.271841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.271886][ T32] r5:00001000 r4:e48b9000 [ 1330.271906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.271948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.271993][ T32] r5:8516ff8c r4:8516fc00 [ 1330.272014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.272064][ T32] r7:ddde2d80 r6:83018200 r5:8516ff8c r4:8513c280 [ 1330.272085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.272135][ T32] r10:61c88647 r9:848d8000 r8:8513c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.272158][ T32] r4:8513c280 [ 1330.272177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.272225][ T32] r10:00000000 r9:8513c280 r8:80287e08 r7:eab4de60 r6:85124b80 r5:848d8000 [ 1330.272259][ T32] r4:00000001 [ 1330.272282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.272321][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1330.272353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.272386][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.272427][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.293205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.293329][ T32] r4:8513a880 [ 1330.293762][ T32] INFO: task kworker/1:414:4208 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.293805][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.293909][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.294010][ T32] Call trace: [ 1330.294047][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.294136][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.294190][ T32] r4:00000000 [ 1330.294214][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.294260][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.294292][ T32] dd20: a395e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.294325][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.294353][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.294404][ T32] r5:80050013 r4:80239bb0 [ 1330.294454][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.294505][ T32] r4:82ac21e4 [ 1330.294555][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.294648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.294677][ T32] r4:e04bddc0 [ 1330.294713][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.294766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.294791][ T32] r4:00000000 [ 1330.294812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.294887][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.294939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.294990][ T32] r5:00001000 r4:ed727000 [ 1330.295011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.295055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.295127][ T32] r5:85ef678c r4:85ef6400 [ 1330.295176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.295233][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.295257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.295309][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.295358][ T32] r4:849ffe00 [ 1330.295382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.295434][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.295458][ T32] r4:00000001 [ 1330.295502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.295544][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.295612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.295648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.295677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.295707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.295730][ T32] r4:84b392c0 [ 1330.295753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.295782][ T32] INFO: task kworker/1:415:4210 blocked for more than 456 seconds. [ 1330.295816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.295843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.295865][ T32] task:kworker/1:415 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.295912][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.295985][ T32] Call trace: [ 1330.296071][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.296155][ T32] r10:8291a684 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:848d9800 [ 1330.296209][ T32] r4:848d9800 [ 1330.296234][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.296309][ T32] r5:848d9800 r4:8291a680 [ 1330.296333][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.296378][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.296425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1330.296448][ T32] r4:00000000 [ 1330.296467][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.296506][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.296571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.296646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ac00 [ 1330.296672][ T32] r4:00000000 [ 1330.296693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.296741][ T32] r9:83018205 r8:848d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1330.296789][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.296840][ T32] r5:00001000 r4:e48d7000 [ 1330.296889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.296937][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.296983][ T32] r5:8517438c r4:85174000 [ 1330.297020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.297089][ T32] r7:ddde2d80 r6:83018200 r5:8517438c r4:8513c480 [ 1330.297119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.297173][ T32] r10:61c88647 r9:848d9800 r8:8513c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.297198][ T32] r4:8513c480 [ 1330.297218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.297268][ T32] r10:00000000 r9:8513c480 r8:80287e08 r7:eab4de60 r6:85124c00 r5:848d9800 [ 1330.297316][ T32] r4:00000001 [ 1330.297339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.297403][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.297435][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.297466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.297534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.297569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.297593][ T32] r4:8513aa00 [ 1330.297821][ T32] INFO: task kworker/1:415:4210 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.297872][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.298058][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.298105][ T32] Call trace: [ 1330.298164][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.298221][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.298245][ T32] r4:00000000 [ 1330.298271][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.298315][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.298444][ T32] dd20: a395e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.298507][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.298539][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.298565][ T32] r5:80050013 r4:80239bb0 [ 1330.298636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.298686][ T32] r4:82ac21e4 [ 1330.298707][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.298753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.298778][ T32] r4:e04bddc0 [ 1330.298798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.298880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.298909][ T32] r4:00000000 [ 1330.298930][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.299018][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.299069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.299119][ T32] r5:00001000 r4:ed727000 [ 1330.299142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.299186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.299231][ T32] r5:85ef678c r4:85ef6400 [ 1330.299252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.299303][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.299325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.299377][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.299401][ T32] r4:849ffe00 [ 1330.299420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.299522][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.299565][ T32] r4:00000001 [ 1330.299588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.299699][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.299733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.299778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.299817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.299849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.299872][ T32] r4:84b392c0 [ 1330.299905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.299932][ T32] INFO: task kworker/1:416:4212 blocked for more than 456 seconds. [ 1330.299960][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.300018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.300044][ T32] task:kworker/1:416 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.300144][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.300229][ T32] Call trace: [ 1330.300264][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.300317][ T32] r10:8291a684 r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:848d8c00 [ 1330.300360][ T32] r4:848d8c00 [ 1330.300386][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.300433][ T32] r5:848d8c00 r4:8291a680 [ 1330.300491][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.300541][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.300615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1330.300667][ T32] r4:00000000 [ 1330.300689][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.300793][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.300838][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.300886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156000 [ 1330.300959][ T32] r4:00000000 [ 1330.300984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.301033][ T32] r9:83018205 r8:848d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1330.301056][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.301162][ T32] r5:00001000 r4:ea9ad000 [ 1330.301188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.301233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.301304][ T32] r5:8517578c r4:85175400 [ 1330.301372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.301448][ T32] r7:ddde2d80 r6:83018200 r5:8517578c r4:8513c180 [ 1330.301537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.301630][ T32] r10:61c88647 r9:848d8c00 r8:8513c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.301659][ T32] r4:8513c180 [ 1330.301704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.301782][ T32] r10:00000000 r9:8513c180 r8:80287e08 r7:eab4de60 r6:85124c80 r5:848d8c00 [ 1330.301809][ T32] r4:00000001 [ 1330.301840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.301906][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1330.301976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.302025][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.302057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.302124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.302152][ T32] r4:8513ab40 [ 1330.302343][ T32] INFO: task kworker/1:416:4212 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.302395][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.335506][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.335610][ T32] Call trace: [ 1330.335655][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.335720][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.335746][ T32] r4:00000000 [ 1330.335768][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.335811][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.335844][ T32] dd20: a40cb000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.335877][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.335955][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.335986][ T32] r5:80050013 r4:80239bb0 [ 1330.336009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.336069][ T32] r4:82ac21e4 [ 1330.336118][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.336169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.336218][ T32] r4:e04bddc0 [ 1330.336252][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.336353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.336453][ T32] r4:00000000 [ 1330.336555][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.336671][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.336701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.336749][ T32] r5:00001000 r4:ed727000 [ 1330.336770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.336814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.336861][ T32] r5:85ef678c r4:85ef6400 [ 1330.336882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.336933][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.336968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.337023][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.337048][ T32] r4:849ffe00 [ 1330.337068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.337120][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.337155][ T32] r4:00000001 [ 1330.337190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.337232][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.337310][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.337345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.337375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.337407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.337430][ T32] r4:84b392c0 [ 1330.337453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.337488][ T32] INFO: task kworker/1:417:4214 blocked for more than 456 seconds. [ 1330.337524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.337638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.337717][ T32] task:kworker/1:417 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.337809][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.337852][ T32] Call trace: [ 1330.337914][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.337967][ T32] r10:8291a684 r9:eab6dd84 r8:00000002 r7:60000013 r6:eab6dd8c r5:848dbc00 [ 1330.337991][ T32] r4:848dbc00 [ 1330.338012][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.338058][ T32] r5:848dbc00 r4:8291a680 [ 1330.338103][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.338324][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.338377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.338426][ T32] r4:00000000 [ 1330.338453][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.338493][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.338599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.338698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ae80 [ 1330.338826][ T32] r4:00000000 [ 1330.338850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.338899][ T32] r9:83018205 r8:848dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1330.338938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.338988][ T32] r5:00001000 r4:e8907000 [ 1330.339009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.339057][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.339118][ T32] r5:85174b8c r4:85174800 [ 1330.339142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.339210][ T32] r7:ddde2d80 r6:83018200 r5:85174b8c r4:8513c580 [ 1330.339235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.339286][ T32] r10:61c88647 r9:848dbc00 r8:8513c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.339309][ T32] r4:8513c580 [ 1330.339329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.339378][ T32] r10:00000000 r9:8513c580 r8:80287e08 r7:eab65e60 r6:85124d00 r5:848dbc00 [ 1330.339400][ T32] r4:00000001 [ 1330.339419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.339482][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) [ 1330.339539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.339577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.339614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.339666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.339721][ T32] r4:8513ac80 [ 1330.340155][ T32] INFO: task kworker/1:417:4214 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.340217][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.340307][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.340354][ T32] Call trace: [ 1330.340384][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.340439][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.340463][ T32] r4:00000000 [ 1330.340483][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.340526][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.340580][ T32] dd20: a40cb000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.340639][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.340674][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.340729][ T32] r5:80050013 r4:80239bb0 [ 1330.340779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.340841][ T32] r4:82ac21e4 [ 1330.340876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.340938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.340966][ T32] r4:e04bddc0 [ 1330.340999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.341076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.341103][ T32] r4:00000000 [ 1330.341125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.341179][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.341201][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.341251][ T32] r5:00001000 r4:ed727000 [ 1330.341301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.341354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.341406][ T32] r5:85ef678c r4:85ef6400 [ 1330.341493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.341602][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.341632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.341693][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.341719][ T32] r4:849ffe00 [ 1330.341738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.341789][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.341812][ T32] r4:00000001 [ 1330.341831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.341868][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.341920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.341963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.342042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.342079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.342104][ T32] r4:84b392c0 [ 1330.342125][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.342176][ T32] INFO: task kworker/1:418:4216 blocked for more than 456 seconds. [ 1330.342208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.342233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.342255][ T32] task:kworker/1:418 state:D stack:0 pid:4216 tgid:4216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.342354][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.342456][ T32] Call trace: [ 1330.364895][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.365064][ T32] r10:8291a684 r9:eab05d84 r8:00000002 r7:60000113 r6:eab05d8c r5:851b0c00 [ 1330.365106][ T32] r4:851b0c00 [ 1330.365139][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.365200][ T32] r5:851b0c00 r4:8291a680 [ 1330.365236][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.365327][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.365380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.365454][ T32] r4:00000000 [ 1330.365478][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.365530][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.365576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.365629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85120700 [ 1330.365676][ T32] r4:00000000 [ 1330.365705][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.365762][ T32] r9:83018205 r8:851b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1330.365785][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.365835][ T32] r5:00001000 r4:e897d000 [ 1330.365856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.365924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.365977][ T32] r5:85174f8c r4:85174c00 [ 1330.366023][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.366104][ T32] r7:ddde2d80 r6:83018200 r5:85174f8c r4:8513c600 [ 1330.366130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.366183][ T32] r10:61c88647 r9:851b0c00 r8:8513c62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.366208][ T32] r4:8513c600 [ 1330.366254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.366327][ T32] r10:00000000 r9:8513c600 r8:80287e08 r7:eab65e60 r6:8513c700 r5:851b0c00 [ 1330.366379][ T32] r4:00000001 [ 1330.366428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.366479][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1330.366531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.366567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.366602][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.366636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.366660][ T32] r4:85120640 [ 1330.367096][ T32] INFO: task kworker/1:418:4216 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.367167][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.367303][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.367420][ T32] Call trace: [ 1330.367457][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.367515][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.367567][ T32] r4:00000000 [ 1330.367591][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.367680][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.367741][ T32] dd20: a444f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.367776][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.367803][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.367828][ T32] r5:80050013 r4:80239bb0 [ 1330.367874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.367924][ T32] r4:82ac21e4 [ 1330.367945][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.367992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.368043][ T32] r4:e04bddc0 [ 1330.368067][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.368115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.368139][ T32] r4:00000000 [ 1330.368164][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.368222][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.368245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.368302][ T32] r5:00001000 r4:ed727000 [ 1330.368324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.368367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.368440][ T32] r5:85ef678c r4:85ef6400 [ 1330.368465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.368542][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.368568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.368651][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.368678][ T32] r4:849ffe00 [ 1330.368698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.368750][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.368820][ T32] r4:00000001 [ 1330.368871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.368915][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.368944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.368974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.369001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.369056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.369111][ T32] r4:84b392c0 [ 1330.369147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.369216][ T32] INFO: task kworker/1:419:4218 blocked for more than 456 seconds. [ 1330.369258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.369289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.369313][ T32] task:kworker/1:419 state:D stack:0 pid:4218 tgid:4218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.369383][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.369429][ T32] Call trace: [ 1330.369483][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.369575][ T32] r10:8291a684 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:851b2400 [ 1330.369607][ T32] r4:851b2400 [ 1330.369630][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.369708][ T32] r5:851b2400 r4:8291a680 [ 1330.369758][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.369829][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.369881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1330.369905][ T32] r4:00000000 [ 1330.369950][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.369992][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.370029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.370074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849cfe80 [ 1330.370121][ T32] r4:00000000 [ 1330.370146][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.370221][ T32] r9:83018205 r8:851b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1330.370248][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.370296][ T32] r5:00001000 r4:ea993000 [ 1330.370316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.370358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.370403][ T32] r5:8517538c r4:85175000 [ 1330.370423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.370472][ T32] r7:ddde2d80 r6:83018200 r5:8517538c r4:8513c680 [ 1330.370492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.370565][ T32] r10:61c88647 r9:851b2400 r8:8513c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.370591][ T32] r4:8513c680 [ 1330.370617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.370667][ T32] r10:00000000 r9:8513c680 r8:80287e08 r7:eab65e60 r6:8513c800 r5:851b2400 [ 1330.370690][ T32] r4:00000001 [ 1330.370709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.370746][ T32] Exception stack(0xeab71fb0 to 0xeab71ff8) [ 1330.370775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.370810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.370841][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.370872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.370895][ T32] r4:8512de40 [ 1330.371111][ T32] INFO: task kworker/1:419:4218 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.371146][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.371240][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.371285][ T32] Call trace: [ 1330.371315][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.371370][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.371394][ T32] r4:00000000 [ 1330.371430][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.371480][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.371511][ T32] dd20: a444f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.371542][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.371569][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.371614][ T32] r5:80050013 r4:80239bb0 [ 1330.371640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.371684][ T32] r4:82ac21e4 [ 1330.371704][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.371775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.371802][ T32] r4:e04bddc0 [ 1330.371823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.371894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.371948][ T32] r4:00000000 [ 1330.371972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.372048][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.372100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.372149][ T32] r5:00001000 r4:ed727000 [ 1330.372170][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.372238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.372292][ T32] r5:85ef678c r4:85ef6400 [ 1330.372316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.372366][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.372387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.372527][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.387358][ T32] r4:849ffe00 [ 1330.387426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.387509][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.387536][ T32] r4:00000001 [ 1330.387558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.387608][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.387642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.387674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.387702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.387760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.387839][ T32] r4:84b392c0 [ 1330.387869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.387930][ T32] INFO: task kworker/1:420:4221 blocked for more than 456 seconds. [ 1330.388020][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.388075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.388102][ T32] task:kworker/1:420 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.388185][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.388326][ T32] Call trace: [ 1330.388401][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.388462][ T32] r10:8291a684 r9:eab75d84 r8:00000002 r7:60000013 r6:eab75d8c r5:851b3000 [ 1330.388490][ T32] r4:851b3000 [ 1330.388525][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.388576][ T32] r5:851b3000 r4:8291a680 [ 1330.388648][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.388698][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.388772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 [ 1330.388804][ T32] r4:00000000 [ 1330.388825][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.388864][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.388917][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.388992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156380 [ 1330.389019][ T32] r4:00000000 [ 1330.389041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.389092][ T32] r9:83018205 r8:851b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.389116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.389176][ T32] r5:00001000 r4:ea9dd000 [ 1330.389201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.389250][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.389322][ T32] r5:85175f8c r4:85175c00 [ 1330.389371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.389425][ T32] r7:ddde2d80 r6:83018200 r5:85175f8c r4:8513c500 [ 1330.389447][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.389511][ T32] r10:61c88647 r9:851b3000 r8:8513c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.389565][ T32] r4:8513c500 [ 1330.389612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.389741][ T32] r10:00000000 r9:8513c500 r8:80287e08 r7:eab65e60 r6:8513c880 r5:851b3000 [ 1330.389769][ T32] r4:00000001 [ 1330.389832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.389875][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1330.389903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.389934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.389962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.390018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.390046][ T32] r4:85156240 [ 1330.390447][ T32] INFO: task kworker/1:420:4221 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.390485][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.390551][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.390653][ T32] Call trace: [ 1330.390689][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.390771][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.390800][ T32] r4:00000000 [ 1330.390846][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.390917][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.390975][ T32] dd20: a44e9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.391034][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.391064][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.391115][ T32] r5:80050013 r4:80239bb0 [ 1330.391141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.391188][ T32] r4:82ac21e4 [ 1330.391209][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.391297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.391351][ T32] r4:e04bddc0 [ 1330.391397][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.391473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.391545][ T32] r4:00000000 [ 1330.391571][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.391667][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.391695][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.391768][ T32] r5:00001000 r4:ed727000 [ 1330.391793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.391837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.391884][ T32] r5:85ef678c r4:85ef6400 [ 1330.391905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.391956][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.391979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.392043][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.392119][ T32] r4:849ffe00 [ 1330.392143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.392195][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.392224][ T32] r4:00000001 [ 1330.392246][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.392285][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.392313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.392344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.392372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.392407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.392535][ T32] r4:84b392c0 [ 1330.410346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.410402][ T32] INFO: task kworker/1:421:4222 blocked for more than 456 seconds. [ 1330.410466][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.410501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.410528][ T32] task:kworker/1:421 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.410654][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.410758][ T32] Call trace: [ 1330.410793][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.410855][ T32] r10:8291a684 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:851b3c00 [ 1330.410897][ T32] r4:851b3c00 [ 1330.410922][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.410989][ T32] r5:851b3c00 r4:8291a680 [ 1330.411017][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.411113][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.411187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1330.411214][ T32] r4:00000000 [ 1330.411239][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.411280][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.411322][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.411370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156140 [ 1330.411419][ T32] r4:00000000 [ 1330.411470][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.411526][ T32] r9:83018205 r8:851b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1330.411631][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.411684][ T32] r5:00001000 r4:ea9c3000 [ 1330.411708][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.411777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.411853][ T32] r5:85175b8c r4:85175800 [ 1330.411927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.412010][ T32] r7:ddde2d80 r6:83018200 r5:85175b8c r4:8513c900 [ 1330.412038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.412096][ T32] r10:61c88647 r9:851b3c00 r8:8513c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.412123][ T32] r4:8513c900 [ 1330.412168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.412230][ T32] r10:00000000 r9:8513c900 r8:80287e08 r7:eab75e60 r6:8513c780 r5:851b3c00 [ 1330.412259][ T32] r4:00000001 [ 1330.412281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.412323][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.412372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.412412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.417728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.417815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.417845][ T32] r4:85156240 [ 1330.418282][ T32] INFO: task kworker/1:421:4222 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.418324][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.418394][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.418452][ T32] Call trace: [ 1330.418692][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.418784][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.418888][ T32] r4:00000000 [ 1330.418961][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.419010][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.419054][ T32] dd20: a4a1a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.419090][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.419143][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.419172][ T32] r5:80050013 r4:80239bb0 [ 1330.419220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.419271][ T32] r4:82ac21e4 [ 1330.419318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.419370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.419395][ T32] r4:e04bddc0 [ 1330.419427][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.419479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.419529][ T32] r4:00000000 [ 1330.419553][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.419732][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.419915][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.420005][ T32] r5:00001000 r4:ed727000 [ 1330.420057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.420119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.420182][ T32] r5:85ef678c r4:85ef6400 [ 1330.420209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.420279][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.420308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.420377][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.420408][ T32] r4:849ffe00 [ 1330.420434][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.420506][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.420539][ T32] r4:00000001 [ 1330.420637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.420694][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.420735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.420777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.420899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.420942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.420994][ T32] r4:84b392c0 [ 1330.421027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.421066][ T32] INFO: task kworker/1:422:4225 blocked for more than 456 seconds. [ 1330.421107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.421142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.421168][ T32] task:kworker/1:422 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.421277][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.421394][ T32] Call trace: [ 1330.421500][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.421572][ T32] r10:8291a684 r9:eab7dd84 r8:00000002 r7:60000013 r6:eab7dd8c r5:851b4800 [ 1330.421600][ T32] r4:851b4800 [ 1330.421640][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.421696][ T32] r5:851b4800 r4:8291a680 [ 1330.421720][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.421772][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.421830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.421858][ T32] r4:00000000 [ 1330.421881][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.421923][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.421961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.422007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851564c0 [ 1330.422029][ T32] r4:00000000 [ 1330.422049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.422099][ T32] r9:83018205 r8:851b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.422122][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.422184][ T32] r5:00001000 r4:ea9ed000 [ 1330.422213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.422286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.422353][ T32] r5:8517638c r4:85176000 [ 1330.422377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.422503][ T32] r7:ddde2d80 r6:83018200 r5:8517638c r4:8513c980 [ 1330.422644][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.440652][ T32] r10:61c88647 r9:851b4800 r8:8513c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.440727][ T32] r4:8513c980 [ 1330.440757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.440837][ T32] r10:00000000 r9:8513c980 r8:80287e08 r7:eab75e60 r6:8513cb00 r5:851b4800 [ 1330.440862][ T32] r4:00000001 [ 1330.440883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.440925][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) [ 1330.440960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.440992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.441020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.441064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.441106][ T32] r4:85156340 [ 1330.441548][ T32] INFO: task kworker/1:422:4225 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.441589][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.441693][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.441746][ T32] Call trace: [ 1330.441805][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.441896][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.441976][ T32] r4:00000000 [ 1330.442003][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.442048][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.442091][ T32] dd20: a4d3f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.442139][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.442195][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.442225][ T32] r5:80050013 r4:80239bb0 [ 1330.442271][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.442347][ T32] r4:82ac21e4 [ 1330.442433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.442532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.445091][ T32] r4:e04bddc0 [ 1330.445161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.445230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.445281][ T32] r4:00000000 [ 1330.445308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.445363][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.445385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.445460][ T32] r5:00001000 r4:ed727000 [ 1330.445485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.445532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.445605][ T32] r5:85ef678c r4:85ef6400 [ 1330.445636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.445691][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.445714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.445765][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.445814][ T32] r4:849ffe00 [ 1330.445864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.445920][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.445944][ T32] r4:00000001 [ 1330.445977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.446047][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.446107][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.446167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.446209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.446295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.446334][ T32] r4:84b392c0 [ 1330.446379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.446419][ T32] INFO: task kworker/1:423:4227 blocked for more than 456 seconds. [ 1330.446457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.446485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.446508][ T32] task:kworker/1:423 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.446590][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.446656][ T32] Call trace: [ 1330.446723][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.446785][ T32] r10:8291a684 r9:eab85d84 r8:00000002 r7:60000113 r6:eab85d8c r5:851b5400 [ 1330.446809][ T32] r4:851b5400 [ 1330.446857][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.446956][ T32] r5:851b5400 r4:8291a680 [ 1330.446981][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.447028][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.447075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1330.447099][ T32] r4:00000000 [ 1330.447130][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.447172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.447210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.447254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156600 [ 1330.447277][ T32] r4:00000000 [ 1330.447298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.447347][ T32] r9:83018205 r8:851b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.447369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.447427][ T32] r5:00001000 r4:eaa3f000 [ 1330.447485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.447536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.447613][ T32] r5:8517678c r4:85176400 [ 1330.447681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.447761][ T32] r7:ddde2d80 r6:83018200 r5:8517678c r4:8513ca00 [ 1330.447787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.447840][ T32] r10:61c88647 r9:851b5400 r8:8513ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.447864][ T32] r4:8513ca00 [ 1330.447885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.447935][ T32] r10:00000000 r9:8513ca00 r8:80287e08 r7:eab7de60 r6:8513cb80 r5:851b5400 [ 1330.447957][ T32] r4:00000001 [ 1330.447977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.448017][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1330.448074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.448110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.448139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.448170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.448193][ T32] r4:85156400 [ 1330.448608][ T32] INFO: task kworker/1:423:4227 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.448674][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.448795][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.448855][ T32] Call trace: [ 1330.448901][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.448975][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.449028][ T32] r4:00000000 [ 1330.449053][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.449130][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.449164][ T32] dd20: a4d3f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.449196][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.449224][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.449267][ T32] r5:80050013 r4:80239bb0 [ 1330.449305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.449354][ T32] r4:82ac21e4 [ 1330.449400][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.449452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.449477][ T32] r4:e04bddc0 [ 1330.449497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.449571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.449598][ T32] r4:00000000 [ 1330.449625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.449680][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.449703][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.449779][ T32] r5:00001000 r4:ed727000 [ 1330.449805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.449863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.449914][ T32] r5:85ef678c r4:85ef6400 [ 1330.449970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.450050][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.450077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.450130][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.450154][ T32] r4:849ffe00 [ 1330.450173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.450223][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.450248][ T32] r4:00000001 [ 1330.450268][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.450307][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.450361][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.450427][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.450460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.450493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.450518][ T32] r4:84b392c0 [ 1330.450540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.450565][ T32] INFO: task kworker/1:424:4229 blocked for more than 456 seconds. [ 1330.450612][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.450641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.450667][ T32] task:kworker/1:424 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.450718][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.450811][ T32] Call trace: [ 1330.450847][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.450912][ T32] r10:8291a684 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:851b6000 [ 1330.450964][ T32] r4:851b6000 [ 1330.451016][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.451181][ T32] r5:851b6000 r4:8291a680 [ 1330.451206][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.451250][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.451322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1330.451357][ T32] r4:00000000 [ 1330.451377][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.451417][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.451454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.451546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156780 [ 1330.451573][ T32] r4:00000000 [ 1330.451648][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.451723][ T32] r9:83018205 r8:851b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1330.451749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.451837][ T32] r5:00001000 r4:eaa4d000 [ 1330.451862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.451932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.451982][ T32] r5:85176b8c r4:85176800 [ 1330.452006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.452056][ T32] r7:ddde2d80 r6:83018200 r5:85176b8c r4:8513cc00 [ 1330.452102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.452173][ T32] r10:61c88647 r9:851b6000 r8:8513cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.452202][ T32] r4:8513cc00 [ 1330.452228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.452279][ T32] r10:00000000 r9:8513cc00 r8:80287e08 r7:eab85e60 r6:8513cd00 r5:851b6000 [ 1330.452302][ T32] r4:00000001 [ 1330.452326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.452366][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1330.452405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.473053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.473171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.473210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.473237][ T32] r4:85156540 [ 1330.473674][ T32] INFO: task kworker/1:424:4229 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.473715][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.473817][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.473888][ T32] Call trace: [ 1330.473955][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.474022][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.474052][ T32] r4:00000000 [ 1330.474085][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.474137][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.474195][ T32] dd20: a50c6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.474230][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.474258][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.474326][ T32] r5:80050013 r4:80239bb0 [ 1330.474352][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.474400][ T32] r4:82ac21e4 [ 1330.474422][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.474469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.474493][ T32] r4:e04bddc0 [ 1330.474525][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.474582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.474626][ T32] r4:00000000 [ 1330.474652][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.474706][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.474730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.474776][ T32] r5:00001000 r4:ed727000 [ 1330.474797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.474869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.474946][ T32] r5:85ef678c r4:85ef6400 [ 1330.474971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.475048][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.475075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.475127][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.475153][ T32] r4:849ffe00 [ 1330.475198][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.475255][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.475285][ T32] r4:00000001 [ 1330.475306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.475370][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.475415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.475449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.475516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.475578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.475634][ T32] r4:84b392c0 [ 1330.475685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.475741][ T32] INFO: task kworker/1:425:4231 blocked for more than 456 seconds. [ 1330.475782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.475810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.475833][ T32] task:kworker/1:425 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.475908][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.475955][ T32] Call trace: [ 1330.476002][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.476059][ T32] r10:8291a684 r9:eab8dd84 r8:00000002 r7:60000013 r6:eab8dd8c r5:851b6c00 [ 1330.476085][ T32] r4:851b6c00 [ 1330.476131][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.476257][ T32] r5:851b6c00 r4:8291a680 [ 1330.476284][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.476353][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.476405][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab8de08 [ 1330.476430][ T32] r4:00000000 [ 1330.476451][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.476494][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.476534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.476579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851568c0 [ 1330.476601][ T32] r4:00000000 [ 1330.476667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.476800][ T32] r9:83018205 r8:851b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1330.476897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.476951][ T32] r5:00001000 r4:eaaeb000 [ 1330.477022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.477070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.477142][ T32] r5:85176f8c r4:85176c00 [ 1330.477195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.477269][ T32] r7:ddde2d80 r6:83018200 r5:85176f8c r4:8513ca80 [ 1330.477291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.477342][ T32] r10:61c88647 r9:851b6c00 r8:8513caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.477368][ T32] r4:8513ca80 [ 1330.477438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.477492][ T32] r10:00000000 r9:8513ca80 r8:80287e08 r7:eab89e60 r6:8513ce00 r5:851b6c00 [ 1330.477527][ T32] r4:00000001 [ 1330.477564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.477608][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) [ 1330.477644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.477675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.477729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.477792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.477832][ T32] r4:85156980 [ 1330.478086][ T32] INFO: task kworker/1:425:4231 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.478126][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.478244][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.478350][ T32] Call trace: [ 1330.478492][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.478553][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.478677][ T32] r4:00000000 [ 1330.478785][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.478833][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.478902][ T32] dd20: a50c6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.478939][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.478991][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.479045][ T32] r5:80050013 r4:80239bb0 [ 1330.479070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.479117][ T32] r4:82ac21e4 [ 1330.479222][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.479313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.479340][ T32] r4:e04bddc0 [ 1330.479405][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.479461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.479487][ T32] r4:00000000 [ 1330.479508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.479558][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.479580][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.479647][ T32] r5:00001000 r4:ed727000 [ 1330.479672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.479731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.479782][ T32] r5:85ef678c r4:85ef6400 [ 1330.479804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.479855][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.479902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.479958][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.480007][ T32] r4:849ffe00 [ 1330.480031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.480083][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.480107][ T32] r4:00000001 [ 1330.480127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.480166][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.480194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.480226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.480254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.480310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.480346][ T32] r4:84b392c0 [ 1330.480368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.480393][ T32] INFO: task kworker/1:426:4233 blocked for more than 456 seconds. [ 1330.480445][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.480473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.480495][ T32] task:kworker/1:426 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.480542][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.480585][ T32] Call trace: [ 1330.480660][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.480744][ T32] r10:8291a684 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:851b1800 [ 1330.480772][ T32] r4:851b1800 [ 1330.480856][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.480932][ T32] r5:851b1800 r4:8291a680 [ 1330.480955][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.481162][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.481219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1330.481246][ T32] r4:00000000 [ 1330.481267][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.481305][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.481393][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.481453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156ac0 [ 1330.481509][ T32] r4:00000000 [ 1330.481535][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.481585][ T32] r9:83018205 r8:851b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1330.481658][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.481709][ T32] r5:00001000 r4:eab95000 [ 1330.481736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.481808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.481868][ T32] r5:8517738c r4:85177000 [ 1330.481890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.481940][ T32] r7:ddde2d80 r6:83018200 r5:8517738c r4:8513cc80 [ 1330.481961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.482012][ T32] r10:61c88647 r9:851b1800 r8:8513ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.482035][ T32] r4:8513cc80 [ 1330.482054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.482102][ T32] r10:00000000 r9:8513cc80 r8:80287e08 r7:eab8de60 r6:8513cd80 r5:851b1800 [ 1330.482125][ T32] r4:00000001 [ 1330.482144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.482207][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1330.482239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.482296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.482328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.482360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.482443][ T32] r4:85156800 [ 1330.510003][ T32] INFO: task kworker/1:426:4233 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.510120][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.510204][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.510298][ T32] Call trace: [ 1330.510384][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.510466][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.510495][ T32] r4:00000000 [ 1330.510517][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.510574][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.510616][ T32] dd20: a54e9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.510673][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.510738][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.510769][ T32] r5:80050013 r4:80239bb0 [ 1330.510818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.510906][ T32] r4:82ac21e4 [ 1330.510932][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.510986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.511012][ T32] r4:e04bddc0 [ 1330.511044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.511120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.511173][ T32] r4:00000000 [ 1330.511224][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.511281][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.511316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.511367][ T32] r5:00001000 r4:ed727000 [ 1330.511388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.511457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.511513][ T32] r5:85ef678c r4:85ef6400 [ 1330.511536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.511589][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.511618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.511672][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.511697][ T32] r4:849ffe00 [ 1330.511731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.511788][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.511826][ T32] r4:00000001 [ 1330.511849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.511894][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.511949][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.511996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.512039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.512075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.512099][ T32] r4:84b392c0 [ 1330.512147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.512182][ T32] INFO: task kworker/0:131:4240 blocked for more than 456 seconds. [ 1330.512218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.512250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.512300][ T32] task:kworker/0:131 state:D stack:0 pid:4240 tgid:4240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.512383][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.512481][ T32] Call trace: [ 1330.512522][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.512583][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:84bfbc00 [ 1330.512615][ T32] r4:84bfbc00 [ 1330.512738][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.524736][ T32] r5:84bfbc00 r4:8291a680 [ 1330.524777][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.524917][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.525001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1330.525064][ T32] r4:00000000 [ 1330.525139][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.525210][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.525259][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.525307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33200 [ 1330.525331][ T32] r4:00000000 [ 1330.525411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.525467][ T32] r9:83018005 r8:84bfbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1330.525491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.525569][ T32] r5:00001000 r4:e04cb000 [ 1330.525620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.525685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.525758][ T32] r5:850c9b8c r4:850c9800 [ 1330.525809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.525910][ T32] r7:dddced80 r6:83018000 r5:850c9b8c r4:85124d80 [ 1330.525965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.526067][ T32] r10:61c88647 r9:84bfbc00 r8:85124dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.526098][ T32] r4:85124d80 [ 1330.526168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.526242][ T32] r10:00000000 r9:85124d80 r8:80287e08 r7:eaa99e60 r6:8507ad80 r5:84bfbc00 [ 1330.526270][ T32] r4:00000001 [ 1330.526291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.526332][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1330.526390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.526475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.526601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.526660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.526743][ T32] r4:84b33000 [ 1330.527158][ T32] INFO: task kworker/0:131:4240 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.527197][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.527269][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.527349][ T32] Call trace: [ 1330.527542][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.527644][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.527673][ T32] r4:00000000 [ 1330.527695][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.527739][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.527771][ T32] dd20: a5968000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.527803][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.527856][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.527904][ T32] r5:80050013 r4:80239bb0 [ 1330.527930][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.527987][ T32] r4:82ac21e4 [ 1330.528012][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.528061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.528135][ T32] r4:e04bddc0 [ 1330.528166][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.528265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.528366][ T32] r4:00000000 [ 1330.528408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.528513][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.528539][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.528587][ T32] r5:00001000 r4:ed727000 [ 1330.528613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.528694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.528785][ T32] r5:85ef678c r4:85ef6400 [ 1330.528811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.528888][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.528915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.528969][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.529006][ T32] r4:849ffe00 [ 1330.529041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.529096][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.529145][ T32] r4:00000001 [ 1330.529170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.529210][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.529238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.529279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.529312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.529373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.529403][ T32] r4:84b392c0 [ 1330.529425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.529480][ T32] INFO: task kworker/0:132:4241 blocked for more than 457 seconds. [ 1330.529518][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.529544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.529566][ T32] task:kworker/0:132 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.529647][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.529715][ T32] Call trace: [ 1330.529788][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.529845][ T32] r10:8291a684 r9:eabb5d84 r8:00000002 r7:60000013 r6:eabb5d8c r5:851aec00 [ 1330.529874][ T32] r4:851aec00 [ 1330.529897][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.529958][ T32] r5:851aec00 r4:8291a680 [ 1330.529982][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.530025][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.530073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1330.530096][ T32] r4:00000000 [ 1330.530115][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.530178][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.530220][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.530291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33480 [ 1330.530334][ T32] r4:00000000 [ 1330.530359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.530409][ T32] r9:83018005 r8:851aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1330.530448][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.530502][ T32] r5:00001000 r4:e06c5000 [ 1330.530549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.530597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.530650][ T32] r5:850ca38c r4:850ca000 [ 1330.530670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.530720][ T32] r7:dddced80 r6:83018000 r5:850ca38c r4:85124e00 [ 1330.530741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.530792][ T32] r10:61c88647 r9:851aec00 r8:85124e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.530816][ T32] r4:85124e00 [ 1330.530835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.530885][ T32] r10:00000000 r9:85124e00 r8:80287e08 r7:eabb1e60 r6:8513cf80 r5:851aec00 [ 1330.530907][ T32] r4:00000001 [ 1330.530927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.531014][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 1330.531072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.531107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.531136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.531175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.531241][ T32] r4:84b33100 [ 1330.531448][ T32] INFO: task kworker/0:132:4241 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.531486][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.531546][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.531592][ T32] Call trace: [ 1330.531627][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.531704][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.531734][ T32] r4:00000000 [ 1330.531760][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.531805][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.531858][ T32] dd20: a5968000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.531896][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.531924][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.531961][ T32] r5:80050013 r4:80239bb0 [ 1330.532010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.532117][ T32] r4:82ac21e4 [ 1330.532142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.532190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.532263][ T32] r4:e04bddc0 [ 1330.532288][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.532336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.532359][ T32] r4:00000000 [ 1330.532379][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.553071][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.553172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.553351][ T32] r5:00001000 r4:ed727000 [ 1330.553381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.553429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.553477][ T32] r5:85ef678c r4:85ef6400 [ 1330.553499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.553552][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.553573][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.553631][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.553656][ T32] r4:849ffe00 [ 1330.553676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.553752][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.553781][ T32] r4:00000001 [ 1330.553820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.553867][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.553901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.553947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.553980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.554014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.554063][ T32] r4:84b392c0 [ 1330.554092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.554148][ T32] INFO: task kworker/1:427:4243 blocked for more than 457 seconds. [ 1330.554211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.554242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.554291][ T32] task:kworker/1:427 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.554366][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.554446][ T32] Call trace: [ 1330.554481][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.554567][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:851c0c00 [ 1330.554646][ T32] r4:851c0c00 [ 1330.554673][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.554722][ T32] r5:851c0c00 r4:8291a680 [ 1330.554768][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.554816][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.554883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1330.554923][ T32] r4:00000000 [ 1330.554991][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.555046][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.555091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.555138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156b40 [ 1330.555161][ T32] r4:00000000 [ 1330.555181][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.555245][ T32] r9:83018205 r8:851c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1330.555271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.555318][ T32] r5:00001000 r4:df9f9000 [ 1330.555338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.555391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.555442][ T32] r5:8517778c r4:85177400 [ 1330.555464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.555514][ T32] r7:ddde2d80 r6:83018200 r5:8517778c r4:8513ce80 [ 1330.555549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.555627][ T32] r10:61c88647 r9:851c0c00 r8:8513ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.555653][ T32] r4:8513ce80 [ 1330.555672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.555721][ T32] r10:00000000 r9:8513ce80 r8:80287e08 r7:eab91e60 r6:8513cf00 r5:851c0c00 [ 1330.555760][ T32] r4:00000001 [ 1330.555796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.555838][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1330.555879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.555913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.555954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.555990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.556019][ T32] r4:8503f040 [ 1330.556448][ T32] INFO: task kworker/1:427:4243 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.556515][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.556673][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.556772][ T32] Call trace: [ 1330.556834][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.556891][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.556941][ T32] r4:00000000 [ 1330.556990][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.557062][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.557098][ T32] dd20: a5cae000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.557130][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.557174][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.557202][ T32] r5:80050013 r4:80239bb0 [ 1330.557224][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.557270][ T32] r4:82ac21e4 [ 1330.557312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.557364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.557388][ T32] r4:e04bddc0 [ 1330.557408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.557455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.557490][ T32] r4:00000000 [ 1330.557515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.557592][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.557626][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.557698][ T32] r5:00001000 r4:ed727000 [ 1330.557735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.557794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.557845][ T32] r5:85ef678c r4:85ef6400 [ 1330.557878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.557934][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.557957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.558009][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.558032][ T32] r4:849ffe00 [ 1330.558052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.558102][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.558125][ T32] r4:00000001 [ 1330.558144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.558214][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.558246][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.558278][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.558306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.558337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.558393][ T32] r4:84b392c0 [ 1330.558418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.558443][ T32] INFO: task kworker/1:428:4244 blocked for more than 457 seconds. [ 1330.558471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.558495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.558516][ T32] task:kworker/1:428 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.558585][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.558649][ T32] Call trace: [ 1330.558683][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.558736][ T32] r10:8291a684 r9:eabc1d84 r8:00000002 r7:60000013 r6:eabc1d8c r5:851c1800 [ 1330.558759][ T32] r4:851c1800 [ 1330.558792][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.558842][ T32] r5:851c1800 r4:8291a680 [ 1330.558863][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.558907][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.558953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 1330.558975][ T32] r4:00000000 [ 1330.558994][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.559031][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.559068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.559113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156c40 [ 1330.559135][ T32] r4:00000000 [ 1330.559155][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.559202][ T32] r9:83018205 r8:851c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1330.559225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.559272][ T32] r5:00001000 r4:dfb35000 [ 1330.559292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.559334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.559404][ T32] r5:85177b8c r4:85177800 [ 1330.559428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.559491][ T32] r7:ddde2d80 r6:83018200 r5:85177b8c r4:8511bf00 [ 1330.559551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.559632][ T32] r10:61c88647 r9:851c1800 r8:8511bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.559673][ T32] r4:8511bf00 [ 1330.559708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.559786][ T32] r10:00000000 r9:8511bf00 r8:80287e08 r7:eabbde60 r6:84bc4000 r5:851c1800 [ 1330.559813][ T32] r4:00000001 [ 1330.559874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.559917][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 1330.559959][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.560018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.560050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.560081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.560104][ T32] r4:8503f040 [ 1330.560306][ T32] INFO: task kworker/1:428:4244 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.560342][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.560430][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.560494][ T32] Call trace: [ 1330.560540][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.560613][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.560658][ T32] r4:00000000 [ 1330.560679][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.560721][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.560776][ T32] dd20: a5cae000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.560811][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.560842][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.560879][ T32] r5:80050013 r4:80239bb0 [ 1330.560903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.560949][ T32] r4:82ac21e4 [ 1330.560973][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.561074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.561102][ T32] r4:e04bddc0 [ 1330.561123][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.561172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.561196][ T32] r4:00000000 [ 1330.561215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.561295][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.561347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.561413][ T32] r5:00001000 r4:ed727000 [ 1330.561438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.561505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.561556][ T32] r5:85ef678c r4:85ef6400 [ 1330.561578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.561633][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.561667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.561721][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.561746][ T32] r4:849ffe00 [ 1330.561765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.561816][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.561855][ T32] r4:00000001 [ 1330.561884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.561925][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.561960][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.561992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.562021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.562052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.562075][ T32] r4:84b392c0 [ 1330.562096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.562131][ T32] INFO: task kworker/1:429:4245 blocked for more than 457 seconds. [ 1330.562173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.562201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.562223][ T32] task:kworker/1:429 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.562286][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.562331][ T32] Call trace: [ 1330.562362][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.562466][ T32] r10:8291a684 r9:eabc5d84 r8:00000002 r7:60000113 r6:eabc5d8c r5:851c2400 [ 1330.589315][ T32] r4:851c2400 [ 1330.589387][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.589465][ T32] r5:851c2400 r4:8291a680 [ 1330.589502][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.589552][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.589601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [ 1330.589636][ T32] r4:00000000 [ 1330.589657][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.589696][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.589763][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.589863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c340 [ 1330.589892][ T32] r4:00000000 [ 1330.589914][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.589969][ T32] r9:83018205 r8:851c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1330.590006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.590061][ T32] r5:00001000 r4:eac95000 [ 1330.590137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.590187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.590239][ T32] r5:8518038c r4:85180000 [ 1330.590261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.590318][ T32] r7:ddde2d80 r6:83018200 r5:8518038c r4:84bc4080 [ 1330.590342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.590395][ T32] r10:61c88647 r9:851c2400 r8:84bc40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.590443][ T32] r4:84bc4080 [ 1330.590493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.590549][ T32] r10:00000000 r9:84bc4080 r8:80287e08 r7:eabc1e60 r6:84bc4100 r5:851c2400 [ 1330.590598][ T32] r4:00000001 [ 1330.590629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.590672][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1330.590705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.590759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.590842][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.590926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.590955][ T32] r4:8503f040 [ 1330.591386][ T32] INFO: task kworker/1:429:4245 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.591424][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.591529][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.591602][ T32] Call trace: [ 1330.591672][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.591754][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.591833][ T32] r4:00000000 [ 1330.591858][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.591902][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.591957][ T32] dd20: a6204000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.592002][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.592032][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.592108][ T32] r5:80050013 r4:80239bb0 [ 1330.592134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.592185][ T32] r4:82ac21e4 [ 1330.592234][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.592286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.592335][ T32] r4:e04bddc0 [ 1330.592372][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.592450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.598959][ T32] r4:00000000 [ 1330.599037][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.599131][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.599182][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.599240][ T32] r5:00001000 r4:ed727000 [ 1330.599285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.599336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.599384][ T32] r5:85ef678c r4:85ef6400 [ 1330.599453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.599512][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.599534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.599614][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.599655][ T32] r4:849ffe00 [ 1330.599687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.599765][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.599820][ T32] r4:00000001 [ 1330.599845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.599889][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.599933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.599969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.599998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.600035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.600061][ T32] r4:84b392c0 [ 1330.600085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.600138][ T32] INFO: task kworker/1:430:4247 blocked for more than 457 seconds. [ 1330.600179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.600221][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.600249][ T32] task:kworker/1:430 state:D stack:0 pid:4247 tgid:4247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.600307][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.600354][ T32] Call trace: [ 1330.600412][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.600470][ T32] r10:8291a684 r9:eabcdd84 r8:00000002 r7:60000113 r6:eabcdd8c r5:851c3c00 [ 1330.600494][ T32] r4:851c3c00 [ 1330.600515][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.600575][ T32] r5:851c3c00 r4:8291a680 [ 1330.600608][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.600678][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.600739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1330.600780][ T32] r4:00000000 [ 1330.600804][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.600844][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.600882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.600929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c200 [ 1330.600953][ T32] r4:00000000 [ 1330.600973][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.601035][ T32] r9:83018205 r8:851c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1330.601064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.601140][ T32] r5:00001000 r4:eac8f000 [ 1330.601165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.601211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.601260][ T32] r5:85177f8c r4:85177c00 [ 1330.601282][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.601332][ T32] r7:ddde2d80 r6:83018200 r5:85177f8c r4:84bc4180 [ 1330.601354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.601416][ T32] r10:61c88647 r9:851c3c00 r8:84bc41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.601448][ T32] r4:84bc4180 [ 1330.601482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.601537][ T32] r10:00000000 r9:84bc4180 r8:80287e08 r7:eabc5e60 r6:84bc4200 r5:851c3c00 [ 1330.601560][ T32] r4:00000001 [ 1330.601580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.601627][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1330.601656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.601688][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.601716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.601758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.601787][ T32] r4:8503f040 [ 1330.602209][ T32] INFO: task kworker/1:430:4247 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.602250][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.602313][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.602360][ T32] Call trace: [ 1330.602391][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.602591][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.615004][ T32] r4:00000000 [ 1330.615076][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.615157][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.615197][ T32] dd20: a658a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.615255][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.615288][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.615315][ T32] r5:80050013 r4:80239bb0 [ 1330.615348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.615402][ T32] r4:82ac21e4 [ 1330.615423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.615471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.615507][ T32] r4:e04bddc0 [ 1330.615554][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.615629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.615657][ T32] r4:00000000 [ 1330.615679][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.615732][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.615755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.615815][ T32] r5:00001000 r4:ed727000 [ 1330.615864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.615913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.615961][ T32] r5:85ef678c r4:85ef6400 [ 1330.615983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.616036][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.616057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.616109][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.616132][ T32] r4:849ffe00 [ 1330.616152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.616202][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.616225][ T32] r4:00000001 [ 1330.616258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.616303][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.616332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.616385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.616417][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.616448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.616473][ T32] r4:84b392c0 [ 1330.616497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.616527][ T32] INFO: task kworker/0:133:4248 blocked for more than 457 seconds. [ 1330.616574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.616606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.616659][ T32] task:kworker/0:133 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.616729][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.616804][ T32] Call trace: [ 1330.616901][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.616958][ T32] r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:848db000 [ 1330.616984][ T32] r4:848db000 [ 1330.617005][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.617052][ T32] r5:848db000 r4:8291a680 [ 1330.617073][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.617114][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.617176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 1330.617204][ T32] r4:00000000 [ 1330.617249][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.617302][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.617370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.617425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33280 [ 1330.617455][ T32] r4:00000000 [ 1330.617477][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.617529][ T32] r9:83018005 r8:848db000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1330.617552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.617598][ T32] r5:00001000 r4:e051f000 [ 1330.617624][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.617668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.617738][ T32] r5:850c9f8c r4:850c9c00 [ 1330.617763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.617840][ T32] r7:dddced80 r6:83018000 r5:850c9f8c r4:85124f80 [ 1330.617865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.617918][ T32] r10:61c88647 r9:848db000 r8:85124fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.617989][ T32] r4:85124f80 [ 1330.618038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.618118][ T32] r10:00000000 r9:85124f80 r8:80287e08 r7:eabb5e60 r6:85124e80 r5:848db000 [ 1330.618169][ T32] r4:00000001 [ 1330.618192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.618273][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1330.618306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.618347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.618403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.618461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.618492][ T32] r4:84b331c0 [ 1330.618921][ T32] INFO: task kworker/0:133:4248 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.618960][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.619050][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.619122][ T32] Call trace: [ 1330.619158][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.619239][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.619269][ T32] r4:00000000 [ 1330.619385][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.619433][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.619463][ T32] dd20: a658a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.619495][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.619521][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.619576][ T32] r5:80050013 r4:80239bb0 [ 1330.619602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.619656][ T32] r4:82ac21e4 [ 1330.619677][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.619729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.619755][ T32] r4:e04bddc0 [ 1330.619774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.619845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.619874][ T32] r4:00000000 [ 1330.619922][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.619977][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.619999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.620045][ T32] r5:00001000 r4:ed727000 [ 1330.620066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.620110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.620155][ T32] r5:85ef678c r4:85ef6400 [ 1330.620200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.620261][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.620285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.620336][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.620360][ T32] r4:849ffe00 [ 1330.620379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.620431][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.620460][ T32] r4:00000001 [ 1330.620482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.620522][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.620551][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.620580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.620608][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.620680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.620705][ T32] r4:84b392c0 [ 1330.620727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.620753][ T32] INFO: task kworker/0:134:4250 blocked for more than 457 seconds. [ 1330.620781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.620805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.620826][ T32] task:kworker/0:134 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.620897][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.620945][ T32] Call trace: [ 1330.620983][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.621060][ T32] r10:8291a684 r9:eabb9d84 r8:00000002 r7:60000113 r6:eabb9d8c r5:848dc800 [ 1330.621112][ T32] r4:848dc800 [ 1330.621138][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.621186][ T32] r5:848dc800 r4:8291a680 [ 1330.621206][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.621246][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.621293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb9e08 [ 1330.621316][ T32] r4:00000000 [ 1330.621370][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.621426][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.621494][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.621556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33440 [ 1330.621607][ T32] r4:00000000 [ 1330.621661][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.621738][ T32] r9:83018005 r8:848dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1330.621769][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.621821][ T32] r5:00001000 r4:e06e9000 [ 1330.621843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.621910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.621962][ T32] r5:850ca78c r4:850ca400 [ 1330.621983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.622033][ T32] r7:dddced80 r6:83018000 r5:850ca78c r4:84bc0080 [ 1330.622056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.622108][ T32] r10:61c88647 r9:848dc800 r8:84bc00ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.622132][ T32] r4:84bc0080 [ 1330.622164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.622218][ T32] r10:00000000 r9:84bc0080 r8:80287e08 r7:eabb5e60 r6:84bc0000 r5:848dc800 [ 1330.622265][ T32] r4:00000001 [ 1330.622289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.622330][ T32] Exception stack(0xeabb9fb0 to 0xeabb9ff8) [ 1330.622358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.622390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.622465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.645510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.645616][ T32] r4:84b33440 [ 1330.646049][ T32] INFO: task kworker/0:134:4250 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.646091][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.646262][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.646328][ T32] Call trace: [ 1330.646363][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.646424][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.646449][ T32] r4:00000000 [ 1330.646470][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.646539][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.646578][ T32] dd20: a6b37000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.646617][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.646647][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.646698][ T32] r5:80050013 r4:80239bb0 [ 1330.646726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.646781][ T32] r4:82ac21e4 [ 1330.646805][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.646875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.646904][ T32] r4:e04bddc0 [ 1330.646925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.646974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.646998][ T32] r4:00000000 [ 1330.647043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.647125][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.647153][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.647202][ T32] r5:00001000 r4:ed727000 [ 1330.647235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.647283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.647354][ T32] r5:85ef678c r4:85ef6400 [ 1330.647381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.647445][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.647471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.647525][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.647578][ T32] r4:849ffe00 [ 1330.647605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.647665][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.647691][ T32] r4:00000001 [ 1330.647711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.647761][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.647818][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.647853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.647910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.647947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.647988][ T32] r4:84b392c0 [ 1330.648014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.648044][ T32] INFO: task kworker/0:135:4251 blocked for more than 457 seconds. [ 1330.648081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.648119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.648145][ T32] task:kworker/0:135 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.648210][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.648254][ T32] Call trace: [ 1330.648291][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.648346][ T32] r10:8291a684 r9:eab99d84 r8:00000002 r7:60000113 r6:eab99d8c r5:848dd400 [ 1330.648370][ T32] r4:848dd400 [ 1330.648390][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.648436][ T32] r5:848dd400 r4:8291a680 [ 1330.648458][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.648512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.648582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1330.648647][ T32] r4:00000000 [ 1330.648700][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.648743][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.648782][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.648828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33780 [ 1330.648851][ T32] r4:00000000 [ 1330.648872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.648925][ T32] r9:83018005 r8:848dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1330.648962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.649011][ T32] r5:00001000 r4:e06ff000 [ 1330.649034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.649077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.649122][ T32] r5:850cab8c r4:850ca800 [ 1330.649148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.649200][ T32] r7:dddced80 r6:83018000 r5:850cab8c r4:84bc0100 [ 1330.649222][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.649272][ T32] r10:61c88647 r9:848dd400 r8:84bc012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.649343][ T32] r4:84bc0100 [ 1330.649392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.649471][ T32] r10:00000000 r9:84bc0100 r8:80287e08 r7:eabb9e60 r6:84bc0280 r5:848dd400 [ 1330.649499][ T32] r4:00000001 [ 1330.649544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.649587][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1330.649620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.649667][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.649725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.649784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.649812][ T32] r4:84b336c0 [ 1330.650064][ T32] INFO: task kworker/0:135:4251 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.650104][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.650180][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.650288][ T32] Call trace: [ 1330.650402][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.650463][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.650505][ T32] r4:00000000 [ 1330.650530][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.650575][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.650606][ T32] dd20: a6b37000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.650646][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.650698][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.650727][ T32] r5:80050013 r4:80239bb0 [ 1330.650750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.650795][ T32] r4:82ac21e4 [ 1330.650855][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.650908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.650933][ T32] r4:e04bddc0 [ 1330.650966][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.651041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.651069][ T32] r4:00000000 [ 1330.651091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.651144][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.651167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.651214][ T32] r5:00001000 r4:ed727000 [ 1330.651258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.651321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.651372][ T32] r5:85ef678c r4:85ef6400 [ 1330.651411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.651468][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.651491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.651574][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.651625][ T32] r4:849ffe00 [ 1330.651660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.651728][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.651759][ T32] r4:00000001 [ 1330.651786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.651828][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.651868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.651903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.651934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.651988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.652016][ T32] r4:84b392c0 [ 1330.652052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.652082][ T32] INFO: task kworker/0:136:4254 blocked for more than 457 seconds. [ 1330.652147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.652176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.652215][ T32] task:kworker/0:136 state:D stack:0 pid:4254 tgid:4254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.652289][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.652337][ T32] Call trace: [ 1330.652401][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.666712][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:848de000 [ 1330.666804][ T32] r4:848de000 [ 1330.666833][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.666902][ T32] r5:848de000 r4:8291a680 [ 1330.666924][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.666981][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.667034][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1330.667060][ T32] r4:00000000 [ 1330.667080][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.667118][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.667186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.667238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33800 [ 1330.667264][ T32] r4:00000000 [ 1330.667285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.667354][ T32] r9:83018005 r8:848de000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1330.667407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.667463][ T32] r5:00001000 r4:e0717000 [ 1330.667510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.667584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.667669][ T32] r5:850caf8c r4:850cac00 [ 1330.667697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.667776][ T32] r7:dddced80 r6:83018000 r5:850caf8c r4:84bc0180 [ 1330.667803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.667856][ T32] r10:61c88647 r9:848de000 r8:84bc01ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.667890][ T32] r4:84bc0180 [ 1330.667910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.667962][ T32] r10:00000000 r9:84bc0180 r8:80287e08 r7:eab99e60 r6:84bc0300 r5:848de000 [ 1330.667986][ T32] r4:00000001 [ 1330.668040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.668111][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1330.668149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.668182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.668211][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.668291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.668343][ T32] r4:84b33980 [ 1330.668785][ T32] INFO: task kworker/0:136:4254 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.668827][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.668902][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.668967][ T32] Call trace: [ 1330.669016][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.669079][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.669106][ T32] r4:00000000 [ 1330.669127][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.669185][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.669220][ T32] dd20: a6b37000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.669264][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.669295][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.669322][ T32] r5:80050013 r4:80239bb0 [ 1330.669343][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.669404][ T32] r4:82ac21e4 [ 1330.669429][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.669489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.669516][ T32] r4:e04bddc0 [ 1330.669537][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.669584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.669608][ T32] r4:00000000 [ 1330.669660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.669716][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.669759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.669810][ T32] r5:00001000 r4:ed727000 [ 1330.669832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.669901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.669953][ T32] r5:85ef678c r4:85ef6400 [ 1330.670000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.670057][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.670104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.670192][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.670222][ T32] r4:849ffe00 [ 1330.670243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.670295][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.670368][ T32] r4:00000001 [ 1330.670394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.670435][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.670464][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.670536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.670570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.670602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.670632][ T32] r4:84b392c0 [ 1330.670655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.670684][ T32] INFO: task kworker/0:137:4257 blocked for more than 457 seconds. [ 1330.670729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.670772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.670798][ T32] task:kworker/0:137 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.670883][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.670998][ T32] Call trace: [ 1330.671032][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.671110][ T32] r10:8291a684 r9:eabd9d84 r8:00000002 r7:60000113 r6:eabd9d8c r5:848dec00 [ 1330.671140][ T32] r4:848dec00 [ 1330.671185][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.671238][ T32] r5:848dec00 r4:8291a680 [ 1330.671260][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.671303][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.671351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1330.671422][ T32] r4:00000000 [ 1330.671475][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.671519][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.671557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.671621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33a00 [ 1330.671675][ T32] r4:00000000 [ 1330.671699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.671750][ T32] r9:83018005 r8:848dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1330.671787][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.671838][ T32] r5:00001000 r4:e0739000 [ 1330.671872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.671919][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.671967][ T32] r5:850cb38c r4:850cb000 [ 1330.671988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.672039][ T32] r7:dddced80 r6:83018000 r5:850cb38c r4:84bc0380 [ 1330.672088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.672144][ T32] r10:61c88647 r9:848dec00 r8:84bc03ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.672195][ T32] r4:84bc0380 [ 1330.672218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.672269][ T32] r10:00000000 r9:84bc0380 r8:80287e08 r7:eabd1e60 r6:84bc0480 r5:848dec00 [ 1330.672292][ T32] r4:00000001 [ 1330.672337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.672379][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1330.672423][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.689648][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.689931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.690037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.690139][ T32] r4:84b33840 [ 1330.690564][ T32] INFO: task kworker/0:137:4257 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.690607][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.690746][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.690814][ T32] Call trace: [ 1330.690847][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.690961][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.690992][ T32] r4:00000000 [ 1330.691014][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.691060][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.691091][ T32] dd20: a7027000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.691224][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.691263][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.691368][ T32] r5:80050013 r4:80239bb0 [ 1330.691553][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.691614][ T32] r4:82ac21e4 [ 1330.691638][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.691762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.692168][ T32] r4:e04bddc0 [ 1330.692193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.692269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.692297][ T32] r4:00000000 [ 1330.692320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.692373][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.692396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.692556][ T32] r5:00001000 r4:ed727000 [ 1330.698494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.698628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.698686][ T32] r5:85ef678c r4:85ef6400 [ 1330.698728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.698808][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.698890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.698948][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.698973][ T32] r4:849ffe00 [ 1330.698995][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.699046][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.699070][ T32] r4:00000001 [ 1330.699090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.699130][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.699161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.699191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.699219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.699251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.699297][ T32] r4:84b392c0 [ 1330.699376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.699451][ T32] INFO: task kworker/0:138:4258 blocked for more than 457 seconds. [ 1330.699497][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.699524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.699547][ T32] task:kworker/0:138 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.699632][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.699877][ T32] Call trace: [ 1330.700029][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.700102][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000113 r6:eabddd8c r5:848da400 [ 1330.700130][ T32] r4:848da400 [ 1330.700227][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.700329][ T32] r5:848da400 r4:8291a680 [ 1330.700354][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.700399][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.700446][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1330.700470][ T32] r4:00000000 [ 1330.700490][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.700612][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.700684][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.700757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33d00 [ 1330.700821][ T32] r4:00000000 [ 1330.700845][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.700936][ T32] r9:83018005 r8:848da400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1330.700966][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.701016][ T32] r5:00001000 r4:e078f000 [ 1330.701038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.701132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.701185][ T32] r5:850cbb8c r4:850cb800 [ 1330.701220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.701274][ T32] r7:dddced80 r6:83018000 r5:850cbb8c r4:84bc0200 [ 1330.701385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.701442][ T32] r10:61c88647 r9:848da400 r8:84bc022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.701466][ T32] r4:84bc0200 [ 1330.701781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.701836][ T32] r10:00000000 r9:84bc0200 r8:80287e08 r7:eabd9e60 r6:84bc0400 r5:848da400 [ 1330.701862][ T32] r4:00000001 [ 1330.701881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.701937][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1330.701971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.702052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.702084][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.702193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.702237][ T32] r4:84b33840 [ 1330.716680][ T32] INFO: task kworker/0:138:4258 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.716856][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.716962][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.717069][ T32] Call trace: [ 1330.717107][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.717261][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.717292][ T32] r4:00000000 [ 1330.717373][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.717422][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.717455][ T32] dd20: a73c8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.717487][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.717570][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.717602][ T32] r5:80050013 r4:80239bb0 [ 1330.717630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.717677][ T32] r4:82ac21e4 [ 1330.717700][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.717748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.717771][ T32] r4:e04bddc0 [ 1330.717791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.717837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.717860][ T32] r4:00000000 [ 1330.717881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.717957][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.717984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.718059][ T32] r5:00001000 r4:ed727000 [ 1330.718084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.718167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.718220][ T32] r5:85ef678c r4:85ef6400 [ 1330.718278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.718336][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.718359][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.718410][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.718433][ T32] r4:849ffe00 [ 1330.718478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.718576][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.718640][ T32] r4:00000001 [ 1330.718672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.718718][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.718749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.718808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.718893][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.718936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.718961][ T32] r4:84b392c0 [ 1330.718984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.719025][ T32] INFO: task kworker/0:139:4259 blocked for more than 457 seconds. [ 1330.719074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.719112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.719146][ T32] task:kworker/0:139 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.719198][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.719243][ T32] Call trace: [ 1330.719283][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.719341][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:851bec00 [ 1330.719380][ T32] r4:851bec00 [ 1330.719406][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.719470][ T32] r5:851bec00 r4:8291a680 [ 1330.719509][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.719558][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.719606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1330.719650][ T32] r4:00000000 [ 1330.719674][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.719713][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.719757][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.719806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33c80 [ 1330.719829][ T32] r4:00000000 [ 1330.719848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.719947][ T32] r9:83018005 r8:851bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1330.719997][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.720071][ T32] r5:00001000 r4:e075b000 [ 1330.720159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.720230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.720282][ T32] r5:850cb78c r4:850cb400 [ 1330.720474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.720529][ T32] r7:dddced80 r6:83018000 r5:850cb78c r4:84bc0500 [ 1330.720552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.720604][ T32] r10:61c88647 r9:851bec00 r8:84bc052c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.720701][ T32] r4:84bc0500 [ 1330.720750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.720805][ T32] r10:00000000 r9:84bc0500 r8:80287e08 r7:eabdde60 r6:84bc0580 r5:851bec00 [ 1330.720829][ T32] r4:00000001 [ 1330.720877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.720920][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1330.720951][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.720981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.721010][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.721042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.721066][ T32] r4:84b33840 [ 1330.721382][ T32] INFO: task kworker/0:139:4259 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.721419][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.721505][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.721580][ T32] Call trace: [ 1330.721665][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.721723][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.721771][ T32] r4:00000000 [ 1330.721812][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.721859][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.722081][ T32] dd20: a73c8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.722117][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.722223][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.722266][ T32] r5:80050013 r4:80239bb0 [ 1330.722290][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.722336][ T32] r4:82ac21e4 [ 1330.722356][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.722406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.722536][ T32] r4:e04bddc0 [ 1330.748070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.748289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.748374][ T32] r4:00000000 [ 1330.748426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.748540][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.748597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.748749][ T32] r5:00001000 r4:ed727000 [ 1330.748798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.748892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.748996][ T32] r5:85ef678c r4:85ef6400 [ 1330.749048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.749163][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.749237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.749354][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.749428][ T32] r4:849ffe00 [ 1330.749482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.749590][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.749661][ T32] r4:00000001 [ 1330.749711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.749805][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.749899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.749978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.750048][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.750121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.750176][ T32] r4:84b392c0 [ 1330.750231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.750312][ T32] INFO: task kworker/0:140:4263 blocked for more than 457 seconds. [ 1330.750400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.750474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.750551][ T32] task:kworker/0:140 state:D stack:0 pid:4263 tgid:4263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.750700][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.750804][ T32] Call trace: [ 1330.750888][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.751015][ T32] r10:8291a684 r9:eabe1d84 r8:00000002 r7:60000113 r6:eabe1d8c r5:851be000 [ 1330.751072][ T32] r4:851be000 [ 1330.751122][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.751247][ T32] r5:851be000 r4:8291a680 [ 1330.751321][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.751439][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.751552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1330.751618][ T32] r4:00000000 [ 1330.751669][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.751776][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.751887][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.751998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b33e00 [ 1330.752054][ T32] r4:00000000 [ 1330.752100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.752225][ T32] r9:83018005 r8:851be000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1330.752308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.752413][ T32] r5:00001000 r4:e895f000 [ 1330.752502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.763264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.763463][ T32] r5:850cbf8c r4:850cbc00 [ 1330.763520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.763650][ T32] r7:dddced80 r6:83018000 r5:850cbf8c r4:84bc0600 [ 1330.763705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.763820][ T32] r10:61c88647 r9:851be000 r8:84bc062c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.763880][ T32] r4:84bc0600 [ 1330.763952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.764090][ T32] r10:00000000 r9:84bc0600 r8:80287e08 r7:eabdde60 r6:84bc0680 r5:851be000 [ 1330.764163][ T32] r4:00000001 [ 1330.764218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.764336][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1330.764431][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.764503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.764565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.764668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.764723][ T32] r4:84b33d40 [ 1330.765482][ T32] INFO: task kworker/0:140:4263 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.765596][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.765776][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.765890][ T32] Call trace: [ 1330.765987][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.766138][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.766232][ T32] r4:00000000 [ 1330.766290][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.766389][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.766461][ T32] dd20: a78ee000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.766550][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.766642][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.766705][ T32] r5:80050013 r4:80239bb0 [ 1330.766775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.766900][ T32] r4:82ac21e4 [ 1330.766973][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.767088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.767145][ T32] r4:e04bddc0 [ 1330.767194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.767296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.767350][ T32] r4:00000000 [ 1330.767398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.767505][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.767575][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.767690][ T32] r5:00001000 r4:ed727000 [ 1330.767740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.767834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.767951][ T32] r5:85ef678c r4:85ef6400 [ 1330.768021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.768154][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.768212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.768343][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.768422][ T32] r4:849ffe00 [ 1330.768486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.768597][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.768691][ T32] r4:00000001 [ 1330.768740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.768827][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.768910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.768997][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.769062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.769137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.769189][ T32] r4:84b392c0 [ 1330.769254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.769322][ T32] INFO: task kworker/0:141:4264 blocked for more than 457 seconds. [ 1330.769395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.769505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.769571][ T32] task:kworker/0:141 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.769684][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.769779][ T32] Call trace: [ 1330.769851][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.769978][ T32] r10:8291a684 r9:eabe5d84 r8:00000002 r7:60000013 r6:eabe5d8c r5:84a80000 [ 1330.770058][ T32] r4:84a80000 [ 1330.770130][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.770234][ T32] r5:84a80000 r4:8291a680 [ 1330.770281][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.770393][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.770515][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe5e08 [ 1330.770574][ T32] r4:00000000 [ 1330.770644][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.770754][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.770845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.770945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151040 [ 1330.770999][ T32] r4:00000000 [ 1330.771050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.771156][ T32] r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.771207][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.771319][ T32] r5:00001000 r4:eaad1000 [ 1330.771383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.771479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.771593][ T32] r5:850dc38c r4:850dc000 [ 1330.771662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.771769][ T32] r7:dddced80 r6:83018000 r5:850dc38c r4:84bc0700 [ 1330.771817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.771949][ T32] r10:61c88647 r9:84a80000 r8:84bc072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.772009][ T32] r4:84bc0700 [ 1330.772073][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.772186][ T32] r10:00000000 r9:84bc0700 r8:80287e08 r7:eabe1e60 r6:84bc0780 r5:84a80000 [ 1330.772242][ T32] r4:00000001 [ 1330.772290][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.772389][ T32] Exception stack(0xeabe5fb0 to 0xeabe5ff8) [ 1330.772536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.803272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.803476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.803579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.803652][ T32] r4:84b33e40 [ 1330.804410][ T32] INFO: task kworker/0:141:4264 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.804515][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.804710][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.804864][ T32] Call trace: [ 1330.804948][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.805078][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.805139][ T32] r4:00000000 [ 1330.805190][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.805291][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.805361][ T32] dd20: a7aee000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.805443][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.805517][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.805583][ T32] r5:80050013 r4:80239bb0 [ 1330.805667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.805780][ T32] r4:82ac21e4 [ 1330.805850][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.805999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.806086][ T32] r4:e04bddc0 [ 1330.806142][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.806253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.806317][ T32] r4:00000000 [ 1330.806371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.806485][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.806638][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.806769][ T32] r5:00001000 r4:ed727000 [ 1330.806838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.806953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.807072][ T32] r5:85ef678c r4:85ef6400 [ 1330.807125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.807237][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.807290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.807408][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.807551][ T32] r4:849ffe00 [ 1330.807627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.807748][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.807826][ T32] r4:00000001 [ 1330.807894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.807987][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.808066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.808136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.808222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.808295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.808347][ T32] r4:84b392c0 [ 1330.808398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.808479][ T32] INFO: task kworker/0:142:4265 blocked for more than 457 seconds. [ 1330.808568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.808666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.808720][ T32] task:kworker/0:142 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.808833][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.808930][ T32] Call trace: [ 1330.809028][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.809141][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:84a80c00 [ 1330.809199][ T32] r4:84a80c00 [ 1330.809246][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.809348][ T32] r5:84a80c00 r4:8291a680 [ 1330.809398][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.809489][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.809587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1330.809671][ T32] r4:00000000 [ 1330.809741][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.809828][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.809935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.810064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851406c0 [ 1330.810141][ T32] r4:00000000 [ 1330.810197][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.810309][ T32] r9:83018005 r8:84a80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1330.810362][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.810464][ T32] r5:00001000 r4:e8975000 [ 1330.810515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.810618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.810744][ T32] r5:8478cb8c r4:8478c800 [ 1330.810803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.810911][ T32] r7:dddced80 r6:83018000 r5:8478cb8c r4:84bc0800 [ 1330.810957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.811051][ T32] r10:61c88647 r9:84a80c00 r8:84bc082c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.811113][ T32] r4:84bc0800 [ 1330.811156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.811248][ T32] r10:00000000 r9:84bc0800 r8:80287e08 r7:eabe5e60 r6:84bc0980 r5:84a80c00 [ 1330.811297][ T32] r4:00000001 [ 1330.811364][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.811459][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1330.811541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.811622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.811708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.811795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.811847][ T32] r4:851403c0 [ 1330.812345][ T32] INFO: task kworker/0:142:4265 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.812420][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.844824][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.844990][ T32] Call trace: [ 1330.845073][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.845222][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.845287][ T32] r4:00000000 [ 1330.845338][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.845436][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.845507][ T32] dd20: a7e64000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.845576][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.845650][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.845736][ T32] r5:80050013 r4:80239bb0 [ 1330.845834][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.845954][ T32] r4:82ac21e4 [ 1330.846011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.846162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.846226][ T32] r4:e04bddc0 [ 1330.846275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.846386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.846452][ T32] r4:00000000 [ 1330.846505][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.846634][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.846692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.846819][ T32] r5:00001000 r4:ed727000 [ 1330.846892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.846995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.847094][ T32] r5:85ef678c r4:85ef6400 [ 1330.847147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.847282][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.847347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.847465][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.847523][ T32] r4:849ffe00 [ 1330.847590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.847725][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.847785][ T32] r4:00000001 [ 1330.847839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.847928][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.847995][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.848086][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.848163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.848238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.848316][ T32] r4:84b392c0 [ 1330.848403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.848495][ T32] INFO: task kworker/0:143:4269 blocked for more than 457 seconds. [ 1330.848581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.848696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.848766][ T32] task:kworker/0:143 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.848877][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.848975][ T32] Call trace: [ 1330.849047][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.849158][ T32] r10:8291a684 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:84a81800 [ 1330.849214][ T32] r4:84a81800 [ 1330.849263][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.849361][ T32] r5:84a81800 r4:8291a680 [ 1330.849411][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.849501][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.849601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1330.849664][ T32] r4:00000000 [ 1330.849710][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.849793][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.849876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.849976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156c80 [ 1330.850029][ T32] r4:00000000 [ 1330.850075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.850181][ T32] r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1330.850233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.850333][ T32] r5:00001000 r4:eaabf000 [ 1330.850380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.850470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.850569][ T32] r5:8478c78c r4:8478c400 [ 1330.850624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.850731][ T32] r7:dddced80 r6:83018000 r5:8478c78c r4:84bc0880 [ 1330.850780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.850888][ T32] r10:61c88647 r9:84a81800 r8:84bc08ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.850943][ T32] r4:84bc0880 [ 1330.850990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.851100][ T32] r10:00000000 r9:84bc0880 r8:80287e08 r7:eabe5e60 r6:84bc0a00 r5:84a81800 [ 1330.851185][ T32] r4:00000001 [ 1330.851266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.851355][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1330.851420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.851509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.851581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.851675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.851737][ T32] r4:85151080 [ 1330.878563][ T32] INFO: task kworker/0:143:4269 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.878802][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.878969][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.879101][ T32] Call trace: [ 1330.879180][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.879308][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.879378][ T32] r4:00000000 [ 1330.879454][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.879584][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.879686][ T32] dd20: a8191000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.879779][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.879859][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.879942][ T32] r5:80050013 r4:80239bb0 [ 1330.879999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.880117][ T32] r4:82ac21e4 [ 1330.880191][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.880302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.880358][ T32] r4:e04bddc0 [ 1330.880408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.880515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.880591][ T32] r4:00000000 [ 1330.880696][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.880812][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.880865][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.880967][ T32] r5:00001000 r4:ed727000 [ 1330.881036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.881152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.881271][ T32] r5:85ef678c r4:85ef6400 [ 1330.881321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.881434][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.881485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.881624][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.881696][ T32] r4:849ffe00 [ 1330.881746][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.881874][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.881935][ T32] r4:00000001 [ 1330.881986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.882073][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.882140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.882214][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.882280][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.882372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.886353][ T32] r4:84b392c0 [ 1330.886498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.886572][ T32] INFO: task kworker/0:144:4270 blocked for more than 457 seconds. [ 1330.886662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.886728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.886781][ T32] task:kworker/0:144 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.886905][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.887049][ T32] Call trace: [ 1330.887158][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.887317][ T32] r10:8291a684 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:84a82400 [ 1330.887380][ T32] r4:84a82400 [ 1330.887443][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.887549][ T32] r5:84a82400 r4:8291a680 [ 1330.887598][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.887704][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.887807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1330.887861][ T32] r4:00000000 [ 1330.887911][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.887993][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.888104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.888231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851511c0 [ 1330.888291][ T32] r4:00000000 [ 1330.888341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.888453][ T32] r9:83018005 r8:84a82400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1330.888524][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.888668][ T32] r5:00001000 r4:eaad9000 [ 1330.888864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.888969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.889069][ T32] r5:850dc78c r4:850dc400 [ 1330.889122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.889230][ T32] r7:dddced80 r6:83018000 r5:850dc78c r4:84bc0b00 [ 1330.889280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.889391][ T32] r10:61c88647 r9:84a82400 r8:84bc0b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.889449][ T32] r4:84bc0b00 [ 1330.889498][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.889629][ T32] r10:00000000 r9:84bc0b00 r8:80287e08 r7:eabe5e60 r6:84bc0b80 r5:84a82400 [ 1330.889725][ T32] r4:00000001 [ 1330.889792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.889963][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 1330.890037][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.890107][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.890171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.890368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.890432][ T32] r4:851512c0 [ 1330.891224][ T32] INFO: task kworker/0:144:4270 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.891303][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.891465][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.891605][ T32] Call trace: [ 1330.891705][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.891828][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.891886][ T32] r4:00000000 [ 1330.891936][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.892027][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.892096][ T32] dd20: a8191000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.892183][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.892253][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.892312][ T32] r5:80050013 r4:80239bb0 [ 1330.892360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.892517][ T32] r4:82ac21e4 [ 1330.913445][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.913640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.913700][ T32] r4:e04bddc0 [ 1330.913750][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.913879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.913957][ T32] r4:00000000 [ 1330.914012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.914143][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.914205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.914329][ T32] r5:00001000 r4:ed727000 [ 1330.914385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.914481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.914600][ T32] r5:85ef678c r4:85ef6400 [ 1330.914671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.914788][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.914843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.914960][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.915015][ T32] r4:849ffe00 [ 1330.915063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.915173][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.915247][ T32] r4:00000001 [ 1330.915304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.915415][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.915495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.915580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.915711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.915804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.915859][ T32] r4:84b392c0 [ 1330.915916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.916006][ T32] INFO: task kworker/0:145:4272 blocked for more than 457 seconds. [ 1330.916084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.916167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.916227][ T32] task:kworker/0:145 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.916364][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.916467][ T32] Call trace: [ 1330.916569][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.916729][ T32] r10:8291a684 r9:eabfdd84 r8:00000002 r7:60000013 r6:eabfdd8c r5:84a83000 [ 1330.916788][ T32] r4:84a83000 [ 1330.916838][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.916957][ T32] r5:84a83000 r4:8291a680 [ 1330.917016][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.917113][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.917219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1330.917272][ T32] r4:00000000 [ 1330.917319][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.917401][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.917485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.917603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151380 [ 1330.917688][ T32] r4:00000000 [ 1330.917740][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.917865][ T32] r9:83018005 r8:84a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.917923][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.918021][ T32] r5:00001000 r4:eac03000 [ 1330.918084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.918200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.918304][ T32] r5:850dcb8c r4:850dc800 [ 1330.918361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.918471][ T32] r7:dddced80 r6:83018000 r5:850dcb8c r4:84bc0a80 [ 1330.918519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.918636][ T32] r10:61c88647 r9:84a83000 r8:84bc0aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.918697][ T32] r4:84bc0a80 [ 1330.918745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.918850][ T32] r10:00000000 r9:84bc0a80 r8:80287e08 r7:eabf9e60 r6:84bc0c00 r5:84a83000 [ 1330.918914][ T32] r4:00000001 [ 1330.919006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.919096][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1330.919164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.919252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.919349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.919441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.919510][ T32] r4:85151180 [ 1330.920297][ T32] INFO: task kworker/0:145:4272 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.920405][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.920561][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.920693][ T32] Call trace: [ 1330.920796][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.920940][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.921004][ T32] r4:00000000 [ 1330.921066][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.921159][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.921276][ T32] dd20: a82d9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.921362][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.921423][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.921483][ T32] r5:80050013 r4:80239bb0 [ 1330.921532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.921657][ T32] r4:82ac21e4 [ 1330.921730][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.921840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.921915][ T32] r4:e04bddc0 [ 1330.921972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.922074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.922129][ T32] r4:00000000 [ 1330.922177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.922283][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.922333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.922472][ T32] r5:00001000 r4:ed727000 [ 1330.947742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.947993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.948124][ T32] r5:85ef678c r4:85ef6400 [ 1330.948185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.948298][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.948353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.948465][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.948520][ T32] r4:849ffe00 [ 1330.948569][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.948741][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.948804][ T32] r4:00000001 [ 1330.948858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.948951][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.949052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.949158][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.949242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.949331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.949407][ T32] r4:84b392c0 [ 1330.949467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.949535][ T32] INFO: task kworker/0:146:4274 blocked for more than 457 seconds. [ 1330.949617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.949679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.949751][ T32] task:kworker/0:146 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.949884][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.949986][ T32] Call trace: [ 1330.950061][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.950180][ T32] r10:8291a684 r9:eac01d84 r8:00000002 r7:60000013 r6:eac01d8c r5:84a83c00 [ 1330.950268][ T32] r4:84a83c00 [ 1330.950337][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.950456][ T32] r5:84a83c00 r4:8291a680 [ 1330.950512][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.950626][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.950744][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1330.950798][ T32] r4:00000000 [ 1330.950875][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.950968][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.951060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.951159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151540 [ 1330.951226][ T32] r4:00000000 [ 1330.951290][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.951409][ T32] r9:83018005 r8:84a83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.951465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.951564][ T32] r5:00001000 r4:eac09000 [ 1330.951621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.951731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.951836][ T32] r5:850dcf8c r4:850dcc00 [ 1330.951885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.951989][ T32] r7:dddced80 r6:83018000 r5:850dcf8c r4:84bc0c80 [ 1330.952039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.952146][ T32] r10:61c88647 r9:84a83c00 r8:84bc0cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.952201][ T32] r4:84bc0c80 [ 1330.952248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.952355][ T32] r10:00000000 r9:84bc0c80 r8:80287e08 r7:eabfde60 r6:84bc0900 r5:84a83c00 [ 1330.952408][ T32] r4:00000001 [ 1330.952505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.972252][ T32] Exception stack(0xeac01fb0 to 0xeac01ff8) [ 1330.972393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.973307][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.973437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.973534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.973618][ T32] r4:85151180 [ 1330.974426][ T32] INFO: task kworker/0:146:4274 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.974510][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.974697][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.974896][ T32] Call trace: [ 1330.974973][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1330.975116][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1330.975179][ T32] r4:00000000 [ 1330.975229][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.975344][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1330.975420][ T32] dd20: a8747000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1330.975496][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1330.975556][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1330.975625][ T32] r5:80050013 r4:80239bb0 [ 1330.975681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.975786][ T32] r4:82ac21e4 [ 1330.975860][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.975976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1330.976036][ T32] r4:e04bddc0 [ 1330.976089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.976202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1330.976263][ T32] r4:00000000 [ 1330.976312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.976443][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1330.976508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.976645][ T32] r5:00001000 r4:ed727000 [ 1330.976705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.976807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.976914][ T32] r5:85ef678c r4:85ef6400 [ 1330.976969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.977083][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1330.977162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.977289][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.977346][ T32] r4:849ffe00 [ 1330.977395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.977510][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1330.977566][ T32] r4:00000001 [ 1330.977641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.977747][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1330.977821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.977908][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.978021][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.978102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.978155][ T32] r4:84b392c0 [ 1330.978219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.978309][ T32] INFO: task kworker/0:147:4277 blocked for more than 457 seconds. [ 1330.978385][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.978441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.978489][ T32] task:kworker/0:147 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.978591][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.978692][ T32] Call trace: [ 1330.978779][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1330.978897][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000113 r6:eac11d8c r5:84a84800 [ 1330.978952][ T32] r4:84a84800 [ 1330.979000][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1330.979100][ T32] r5:84a84800 r4:8291a680 [ 1330.979169][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.979267][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.979375][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1330.979435][ T32] r4:00000000 [ 1330.979482][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1330.979569][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1330.979699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1330.979795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151680 [ 1330.979851][ T32] r4:00000000 [ 1330.979903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1330.980060][ T32] r9:83018005 r8:84a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1330.980128][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.980242][ T32] r5:00001000 r4:eac1b000 [ 1330.980306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.980398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.980494][ T32] r5:850dd38c r4:850dd000 [ 1330.980561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.980704][ T32] r7:dddced80 r6:83018000 r5:850dd38c r4:84bc0d00 [ 1330.980754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.980866][ T32] r10:61c88647 r9:84a84800 r8:84bc0d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.980923][ T32] r4:84bc0d00 [ 1330.980987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.981113][ T32] r10:00000000 r9:84bc0d00 r8:80287e08 r7:eac01e60 r6:84bc0e00 r5:84a84800 [ 1330.981172][ T32] r4:00000001 [ 1330.981219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.981302][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1330.981367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.981452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.981542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.981657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.981734][ T32] r4:85151500 [ 1330.982248][ T32] INFO: task kworker/0:147:4277 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1330.982327][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.011029][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.011333][ T32] Call trace: [ 1331.011421][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.011564][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.011718][ T32] r4:00000000 [ 1331.011827][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.011936][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.012030][ T32] dd20: a890c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.012117][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.012175][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.012232][ T32] r5:80050013 r4:80239bb0 [ 1331.012277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.012373][ T32] r4:82ac21e4 [ 1331.012419][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.012549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.016363][ T32] r4:e04bddc0 [ 1331.016453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.016579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.016696][ T32] r4:00000000 [ 1331.016766][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.016876][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.016946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017058][ T32] r5:00001000 r4:ed727000 [ 1331.017111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.017208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.017318][ T32] r5:85ef678c r4:85ef6400 [ 1331.017371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.017484][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.017577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.017772][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.017843][ T32] r4:849ffe00 [ 1331.017898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.018048][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.018116][ T32] r4:00000001 [ 1331.018166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.018261][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.018332][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.018462][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.018579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.018666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.018738][ T32] r4:84b392c0 [ 1331.018801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.018870][ T32] INFO: task kworker/0:148:4278 blocked for more than 457 seconds. [ 1331.018946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.019023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.019099][ T32] task:kworker/0:148 state:D stack:0 pid:4278 tgid:4278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.019271][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.019458][ T32] Call trace: [ 1331.019593][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.019731][ T32] r10:8291a684 r9:eac19d84 r8:00000002 r7:60000013 r6:eac19d8c r5:84a85400 [ 1331.019824][ T32] r4:84a85400 [ 1331.019883][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.020006][ T32] r5:84a85400 r4:8291a680 [ 1331.020082][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.020181][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.020285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 [ 1331.020340][ T32] r4:00000000 [ 1331.020386][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.020475][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.020565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.020719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151b80 [ 1331.020874][ T32] r4:00000000 [ 1331.020938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.021088][ T32] r9:83018005 r8:84a85400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.021150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.021258][ T32] r5:00001000 r4:eac35000 [ 1331.021312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.021426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.021547][ T32] r5:850ddf8c r4:850ddc00 [ 1331.021605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.021724][ T32] r7:dddced80 r6:83018000 r5:850ddf8c r4:84bc0e80 [ 1331.021772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.021912][ T32] r10:61c88647 r9:84a85400 r8:84bc0eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.022001][ T32] r4:84bc0e80 [ 1331.022068][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.022175][ T32] r10:00000000 r9:84bc0e80 r8:80287e08 r7:eac11e60 r6:84bc0d80 r5:84a85400 [ 1331.022233][ T32] r4:00000001 [ 1331.022280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.022387][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1331.043481][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.043689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.043787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.043873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.043949][ T32] r4:851515c0 [ 1331.044770][ T32] INFO: task kworker/0:148:4278 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.044883][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.045157][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.045382][ T32] Call trace: [ 1331.045542][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.045752][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.045931][ T32] r4:00000000 [ 1331.045993][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.046098][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.046174][ T32] dd20: a8b2a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.046248][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.046345][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.046453][ T32] r5:80050013 r4:80239bb0 [ 1331.046511][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.046626][ T32] r4:82ac21e4 [ 1331.046678][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.046791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.046851][ T32] r4:e04bddc0 [ 1331.046903][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.047048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.047149][ T32] r4:00000000 [ 1331.047216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.047327][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.047380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.047477][ T32] r5:00001000 r4:ed727000 [ 1331.047526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.047666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.047786][ T32] r5:85ef678c r4:85ef6400 [ 1331.047912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.048043][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.048094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.048214][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.048268][ T32] r4:849ffe00 [ 1331.048314][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.048527][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.048595][ T32] r4:00000001 [ 1331.048712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.048855][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.048930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.049030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.049111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.049182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.049235][ T32] r4:84b392c0 [ 1331.049323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.049402][ T32] INFO: task kworker/0:149:4280 blocked for more than 457 seconds. [ 1331.049473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.049603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.049711][ T32] task:kworker/0:149 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.049823][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.049977][ T32] Call trace: [ 1331.050115][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.050234][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000013 r6:eabf5d8c r5:84a86000 [ 1331.050293][ T32] r4:84a86000 [ 1331.050344][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.050490][ T32] r5:84a86000 r4:8291a680 [ 1331.050546][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.050687][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.050831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1331.050892][ T32] r4:00000000 [ 1331.050944][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.051159][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.051263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.051405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151880 [ 1331.051519][ T32] r4:00000000 [ 1331.051589][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.051715][ T32] r9:83018005 r8:84a86000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1331.051793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.051982][ T32] r5:00001000 r4:eac21000 [ 1331.052054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.052155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.052259][ T32] r5:850dd78c r4:850dd400 [ 1331.052307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.052452][ T32] r7:dddced80 r6:83018000 r5:850dd78c r4:85124f00 [ 1331.083400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.083599][ T32] r10:61c88647 r9:84a86000 r8:85124f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.083688][ T32] r4:85124f00 [ 1331.083745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.083967][ T32] r10:00000000 r9:85124f00 r8:80287e08 r7:eac19e60 r6:8508ed80 r5:84a86000 [ 1331.084032][ T32] r4:00000001 [ 1331.084102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.084203][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1331.084276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.084347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.084411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.084478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.084531][ T32] r4:85151a80 [ 1331.085353][ T32] INFO: task kworker/0:149:4280 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.085460][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.085642][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.085783][ T32] Call trace: [ 1331.085890][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.086042][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.086111][ T32] r4:00000000 [ 1331.086166][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.086259][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.086334][ T32] dd20: a8df4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.086414][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.086478][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.086557][ T32] r5:80050013 r4:80239bb0 [ 1331.086623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.086736][ T32] r4:82ac21e4 [ 1331.086784][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.086889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.086943][ T32] r4:e04bddc0 [ 1331.086994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.087101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.087179][ T32] r4:00000000 [ 1331.087237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.087354][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.087412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.087541][ T32] r5:00001000 r4:ed727000 [ 1331.087611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.087709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.087806][ T32] r5:85ef678c r4:85ef6400 [ 1331.087857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.087966][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.088018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.088126][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.088183][ T32] r4:849ffe00 [ 1331.088233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.088347][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.088415][ T32] r4:00000001 [ 1331.088463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.088550][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.088648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.088721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.088806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.088886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.088939][ T32] r4:84b392c0 [ 1331.088987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.089071][ T32] INFO: task kworker/0:150:4281 blocked for more than 457 seconds. [ 1331.089145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.089204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.089251][ T32] task:kworker/0:150 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.089407][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.089599][ T32] Call trace: [ 1331.089679][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.089789][ T32] r10:8291a684 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:84a86c00 [ 1331.089860][ T32] r4:84a86c00 [ 1331.089915][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.090016][ T32] r5:84a86c00 r4:8291a680 [ 1331.090080][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.090188][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.090311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.090382][ T32] r4:00000000 [ 1331.090428][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.090510][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.090593][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.090702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151900 [ 1331.090754][ T32] r4:00000000 [ 1331.090803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.090908][ T32] r9:83018005 r8:84a86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1331.091012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.091115][ T32] r5:00001000 r4:eac2f000 [ 1331.091178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.091285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.091386][ T32] r5:850ddb8c r4:850dd800 [ 1331.091456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.091568][ T32] r7:dddced80 r6:83018000 r5:850ddb8c r4:840de980 [ 1331.091625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.091751][ T32] r10:61c88647 r9:84a86c00 r8:840de9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.091810][ T32] r4:840de980 [ 1331.091858][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.091967][ T32] r10:00000000 r9:840de980 r8:80287e08 r7:eac19e60 r6:84bc0f00 r5:84a86c00 [ 1331.092037][ T32] r4:00000001 [ 1331.092088][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.092172][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.092239][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.092305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.092370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.092440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.116823][ T32] r4:85151840 [ 1331.117700][ T32] INFO: task kworker/0:150:4281 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.117790][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.117996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.118130][ T32] Call trace: [ 1331.118203][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.118328][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.118403][ T32] r4:00000000 [ 1331.118506][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.118631][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.118709][ T32] dd20: a9025000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.118782][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.118844][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.118904][ T32] r5:80050013 r4:80239bb0 [ 1331.118971][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.119076][ T32] r4:82ac21e4 [ 1331.119128][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.119233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.119286][ T32] r4:e04bddc0 [ 1331.119331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.119433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.119489][ T32] r4:00000000 [ 1331.119538][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.119657][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.119709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.119830][ T32] r5:00001000 r4:ed727000 [ 1331.119889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.119985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.120101][ T32] r5:85ef678c r4:85ef6400 [ 1331.120156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.120284][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.120343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.120456][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.120510][ T32] r4:849ffe00 [ 1331.120558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.120704][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.120777][ T32] r4:00000001 [ 1331.120832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.120921][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.121003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.121093][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.121164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.121236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.121292][ T32] r4:84b392c0 [ 1331.121341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.121403][ T32] INFO: task kworker/0:151:4284 blocked for more than 457 seconds. [ 1331.121474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.121533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.121581][ T32] task:kworker/0:151 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.121731][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.121846][ T32] Call trace: [ 1331.121924][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.122034][ T32] r10:8291a684 r9:eac39d84 r8:00000002 r7:60000113 r6:eac39d8c r5:83b0d400 [ 1331.122089][ T32] r4:83b0d400 [ 1331.122140][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.122296][ T32] r5:83b0d400 r4:8291a680 [ 1331.122362][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.147977][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.148300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 [ 1331.148369][ T32] r4:00000000 [ 1331.148420][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.148525][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.148664][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.148796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151cc0 [ 1331.148857][ T32] r4:00000000 [ 1331.148908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.149024][ T32] r9:83018005 r8:83b0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.149078][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.149184][ T32] r5:00001000 r4:eac43000 [ 1331.149250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.149349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.149451][ T32] r5:850de38c r4:850de000 [ 1331.149500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.149619][ T32] r7:dddced80 r6:83018000 r5:850de38c r4:85142100 [ 1331.149673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.149782][ T32] r10:61c88647 r9:83b0d400 r8:8514212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.149837][ T32] r4:85142100 [ 1331.149888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.149999][ T32] r10:00000000 r9:85142100 r8:80287e08 r7:eac19e60 r6:85142000 r5:83b0d400 [ 1331.150070][ T32] r4:00000001 [ 1331.150135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.150242][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1331.150321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.150391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.150473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.150552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.150613][ T32] r4:85151b40 [ 1331.151392][ T32] INFO: task kworker/0:151:4284 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.151494][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.151697][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.151824][ T32] Call trace: [ 1331.151923][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.152052][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.152126][ T32] r4:00000000 [ 1331.152197][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.152296][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.152365][ T32] dd20: a92ea000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.152436][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.163358][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.163549][ T32] r5:80050013 r4:80239bb0 [ 1331.163618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.163768][ T32] r4:82ac21e4 [ 1331.163826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.163952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.164011][ T32] r4:e04bddc0 [ 1331.164061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.164166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.164237][ T32] r4:00000000 [ 1331.164293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.164407][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.164462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.164569][ T32] r5:00001000 r4:ed727000 [ 1331.164649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.164750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.164853][ T32] r5:85ef678c r4:85ef6400 [ 1331.164921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.165046][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.165097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.165206][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.165261][ T32] r4:849ffe00 [ 1331.165327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.165441][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.165512][ T32] r4:00000001 [ 1331.165573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.165690][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.165790][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.165933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.166031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.166113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.166172][ T32] r4:84b392c0 [ 1331.166237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.166304][ T32] INFO: task kworker/0:152:4286 blocked for more than 457 seconds. [ 1331.166397][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.166525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.166584][ T32] task:kworker/0:152 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.166723][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.166850][ T32] Call trace: [ 1331.166932][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.167054][ T32] r10:8291a684 r9:eac41d84 r8:00000002 r7:60000113 r6:eac41d8c r5:844a0000 [ 1331.167111][ T32] r4:844a0000 [ 1331.167175][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.167280][ T32] r5:844a0000 r4:8291a680 [ 1331.167328][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.167420][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.167538][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac41e08 [ 1331.167615][ T32] r4:00000000 [ 1331.167664][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.167748][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.167864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.167974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f2680 [ 1331.168027][ T32] r4:00000000 [ 1331.168074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.168180][ T32] r9:83018005 r8:844a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1331.168232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.168344][ T32] r5:00001000 r4:eac57000 [ 1331.168398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.168511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.168660][ T32] r5:850deb8c r4:850de800 [ 1331.168712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.168845][ T32] r7:dddced80 r6:83018000 r5:850deb8c r4:85142080 [ 1331.168916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.169063][ T32] r10:61c88647 r9:844a0000 r8:851420ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.169131][ T32] r4:85142080 [ 1331.169178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.169287][ T32] r10:00000000 r9:85142080 r8:80287e08 r7:eac39e60 r6:85142280 r5:844a0000 [ 1331.169357][ T32] r4:00000001 [ 1331.169409][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.169494][ T32] Exception stack(0xeac41fb0 to 0xeac41ff8) [ 1331.169558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.169637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.169724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.169801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.169873][ T32] r4:85151b40 [ 1331.170660][ T32] INFO: task kworker/0:152:4286 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.170747][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.170900][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.170998][ T32] Call trace: [ 1331.171068][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.171187][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.171243][ T32] r4:00000000 [ 1331.171291][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.171381][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.171472][ T32] dd20: a92ea000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.171551][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.171619][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.171678][ T32] r5:80050013 r4:80239bb0 [ 1331.171725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.171839][ T32] r4:82ac21e4 [ 1331.171894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.171997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.172087][ T32] r4:e04bddc0 [ 1331.172140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.172244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.172299][ T32] r4:00000000 [ 1331.172347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.172497][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.196134][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.196374][ T32] r5:00001000 r4:ed727000 [ 1331.196440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.196550][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.196713][ T32] r5:85ef678c r4:85ef6400 [ 1331.196768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.196893][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.196965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197083][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.197148][ T32] r4:849ffe00 [ 1331.197229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197365][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.197434][ T32] r4:00000001 [ 1331.197483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197594][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.197694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.197780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.197999][ T32] r4:84b392c0 [ 1331.198054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.198138][ T32] INFO: task kworker/0:153:4288 blocked for more than 457 seconds. [ 1331.198212][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.198290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.198366][ T32] task:kworker/0:153 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.198497][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.198594][ T32] Call trace: [ 1331.198676][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.198825][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000013 r6:eac4dd8c r5:844a0c00 [ 1331.198888][ T32] r4:844a0c00 [ 1331.198941][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.199042][ T32] r5:844a0c00 r4:8291a680 [ 1331.199092][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.199184][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.199294][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1331.199354][ T32] r4:00000000 [ 1331.199401][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.199484][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.199576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.199690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85151e40 [ 1331.199745][ T32] r4:00000000 [ 1331.199794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.199905][ T32] r9:83018005 r8:844a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1331.199959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.200083][ T32] r5:00001000 r4:eac49000 [ 1331.200143][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.200258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.200365][ T32] r5:850de78c r4:850de400 [ 1331.200416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.200538][ T32] r7:dddced80 r6:83018000 r5:850de78c r4:85142180 [ 1331.200594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.200761][ T32] r10:61c88647 r9:844a0c00 r8:851421ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.200820][ T32] r4:85142180 [ 1331.200869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.200980][ T32] r10:00000000 r9:85142180 r8:80287e08 r7:eac41e60 r6:85142380 r5:844a0c00 [ 1331.201057][ T32] r4:00000001 [ 1331.201115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.201204][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1331.201270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.201358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.201451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.201600][ T32] r4:85151f40 [ 1331.202389][ T32] INFO: task kworker/0:153:4288 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.233293][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.233658][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.233826][ T32] Call trace: [ 1331.233915][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.234062][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.234129][ T32] r4:00000000 [ 1331.234204][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.234314][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.234392][ T32] dd20: a98c3000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.234498][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.234568][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.234638][ T32] r5:80050013 r4:80239bb0 [ 1331.234687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.234787][ T32] r4:82ac21e4 [ 1331.234833][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.234927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.234979][ T32] r4:e04bddc0 [ 1331.235060][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.235216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.235277][ T32] r4:00000000 [ 1331.235365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.235482][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.235535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.235683][ T32] r5:00001000 r4:ed727000 [ 1331.235755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.235854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.235963][ T32] r5:85ef678c r4:85ef6400 [ 1331.236022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.236144][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.236209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.236357][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.236504][ T32] r4:849ffe00 [ 1331.236568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.236722][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.236776][ T32] r4:00000001 [ 1331.236823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.236938][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.237012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.237130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.237206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.237278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.237347][ T32] r4:84b392c0 [ 1331.237439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.237659][ T32] INFO: task kworker/0:154:4290 blocked for more than 457 seconds. [ 1331.237773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.237837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.237891][ T32] task:kworker/0:154 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.237997][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.238133][ T32] Call trace: [ 1331.238223][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.238374][ T32] r10:8291a684 r9:eac55d84 r8:00000002 r7:60000013 r6:eac55d8c r5:844a1800 [ 1331.238435][ T32] r4:844a1800 [ 1331.238485][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.238606][ T32] r5:844a1800 r4:8291a680 [ 1331.238662][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.238755][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.238887][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1331.239206][ T32] r4:00000000 [ 1331.239262][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.239400][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.239492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.239685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133000 [ 1331.239803][ T32] r4:00000000 [ 1331.239895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.240113][ T32] r9:83018005 r8:844a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1331.240252][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.240515][ T32] r5:00001000 r4:eac5d000 [ 1331.240568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.240691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.240877][ T32] r5:850def8c r4:850dec00 [ 1331.240932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.241041][ T32] r7:dddced80 r6:83018000 r5:850def8c r4:85142200 [ 1331.241374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.241495][ T32] r10:61c88647 r9:844a1800 r8:8514222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.241551][ T32] r4:85142200 [ 1331.241609][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.241717][ T32] r10:00000000 r9:85142200 r8:80287e08 r7:eac41e60 r6:85142480 r5:844a1800 [ 1331.241768][ T32] r4:00000001 [ 1331.241876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.242088][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1331.242280][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.242355][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.242547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.263406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.263506][ T32] r4:85151e00 [ 1331.264297][ T32] INFO: task kworker/0:154:4290 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.264392][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.264585][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.264793][ T32] Call trace: [ 1331.264906][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.265292][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.265356][ T32] r4:00000000 [ 1331.265405][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.265499][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.266021][ T32] dd20: a9978000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.266174][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.266524][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.266634][ T32] r5:80050013 r4:80239bb0 [ 1331.266744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.266851][ T32] r4:82ac21e4 [ 1331.266904][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.267016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.267074][ T32] r4:e04bddc0 [ 1331.267124][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.267228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.267300][ T32] r4:00000000 [ 1331.267359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.267474][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.267625][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.267740][ T32] r5:00001000 r4:ed727000 [ 1331.267791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.267888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.267986][ T32] r5:85ef678c r4:85ef6400 [ 1331.268040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.268189][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.268238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.268334][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.268384][ T32] r4:849ffe00 [ 1331.268435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.268547][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.268612][ T32] r4:00000001 [ 1331.268743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.268857][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.268929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.268996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.269085][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.269161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.269214][ T32] r4:84b392c0 [ 1331.269264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.269325][ T32] INFO: task kworker/0:155:4292 blocked for more than 457 seconds. [ 1331.269394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.269452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.269501][ T32] task:kworker/0:155 state:D stack:0 pid:4292 tgid:4292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.269761][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.270004][ T32] Call trace: [ 1331.270305][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.270418][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:844a2400 [ 1331.270473][ T32] r4:844a2400 [ 1331.270578][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.270698][ T32] r5:844a2400 r4:8291a680 [ 1331.270763][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.271132][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.271521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.271614][ T32] r4:00000000 [ 1331.271756][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.271846][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.271930][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.272029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133140 [ 1331.272419][ T32] r4:00000000 [ 1331.272481][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.300969][ T32] r9:83018005 r8:844a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1331.301081][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.301232][ T32] r5:00001000 r4:eac6b000 [ 1331.301283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.301410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.301521][ T32] r5:850df38c r4:850df000 [ 1331.301571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.301700][ T32] r7:dddced80 r6:83018000 r5:850df38c r4:85142300 [ 1331.301750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.301861][ T32] r10:61c88647 r9:844a2400 r8:8514232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.301919][ T32] r4:85142300 [ 1331.301968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.302080][ T32] r10:00000000 r9:85142300 r8:80287e08 r7:eac55e60 r6:85142500 r5:844a2400 [ 1331.302135][ T32] r4:00000001 [ 1331.302201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.302301][ T32] Exception stack(0xeac61fb0 to 0xeac61ff8) [ 1331.302430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.307819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.307969][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.308049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.308116][ T32] r4:85133240 [ 1331.308939][ T32] INFO: task kworker/0:155:4292 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.309027][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.309182][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.309328][ T32] Call trace: [ 1331.309408][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.309535][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.309592][ T32] r4:00000000 [ 1331.309666][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.309768][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.309840][ T32] dd20: a9bbd000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.309916][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.309980][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.310039][ T32] r5:80050013 r4:80239bb0 [ 1331.310088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.310188][ T32] r4:82ac21e4 [ 1331.310239][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.310342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.310415][ T32] r4:e04bddc0 [ 1331.310489][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.310624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.310684][ T32] r4:00000000 [ 1331.310734][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.310847][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.310904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.311028][ T32] r5:00001000 r4:ed727000 [ 1331.311089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.311213][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.311327][ T32] r5:85ef678c r4:85ef6400 [ 1331.311398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.311513][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.311568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.311690][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.311743][ T32] r4:849ffe00 [ 1331.311791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.311902][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.311957][ T32] r4:00000001 [ 1331.312027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.312133][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.312226][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.312312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.312394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.327836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.328027][ T32] r4:84b392c0 [ 1331.328091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.328177][ T32] INFO: task kworker/0:156:4294 blocked for more than 457 seconds. [ 1331.328253][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.328383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.328479][ T32] task:kworker/0:156 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.328654][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.328900][ T32] Call trace: [ 1331.328984][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.329108][ T32] r10:8291a684 r9:eac69d84 r8:00000002 r7:60000013 r6:eac69d8c r5:844a3000 [ 1331.329162][ T32] r4:844a3000 [ 1331.329211][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.329310][ T32] r5:844a3000 r4:8291a680 [ 1331.329379][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.329479][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.329597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1331.329679][ T32] r4:00000000 [ 1331.329733][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.329817][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.329910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.330013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133400 [ 1331.330066][ T32] r4:00000000 [ 1331.330114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.330223][ T32] r9:83018005 r8:844a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1331.330277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.330376][ T32] r5:00001000 r4:eac71000 [ 1331.330425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.330515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.330620][ T32] r5:850df78c r4:850df400 [ 1331.330670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.330782][ T32] r7:dddced80 r6:83018000 r5:850df78c r4:85142580 [ 1331.330831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.330938][ T32] r10:61c88647 r9:844a3000 r8:851425ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.330992][ T32] r4:85142580 [ 1331.331057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.331175][ T32] r10:00000000 r9:85142580 r8:80287e08 r7:eac61e60 r6:85142400 r5:844a3000 [ 1331.331256][ T32] r4:00000001 [ 1331.331310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.331400][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.331484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.331558][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.331650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.331736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.331788][ T32] r4:85133080 [ 1331.347808][ T32] INFO: task kworker/0:156:4294 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.348034][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.348198][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.348371][ T32] Call trace: [ 1331.348480][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.348620][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.348725][ T32] r4:00000000 [ 1331.348783][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.348882][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.348974][ T32] dd20: a9e59000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.349076][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.349155][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.349216][ T32] r5:80050013 r4:80239bb0 [ 1331.349265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.349361][ T32] r4:82ac21e4 [ 1331.349431][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.349544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.349597][ T32] r4:e04bddc0 [ 1331.349674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.349794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.349848][ T32] r4:00000000 [ 1331.349899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.350041][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.350101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.350200][ T32] r5:00001000 r4:ed727000 [ 1331.350250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.350354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.350455][ T32] r5:85ef678c r4:85ef6400 [ 1331.350510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.350629][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.350682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.350794][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.350869][ T32] r4:849ffe00 [ 1331.350943][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.351077][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.351149][ T32] r4:00000001 [ 1331.351198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.351284][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.351366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.351442][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.351509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.351579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.351641][ T32] r4:84b392c0 [ 1331.351694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.351758][ T32] INFO: task kworker/0:157:4295 blocked for more than 457 seconds. [ 1331.351829][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.351888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.351955][ T32] task:kworker/0:157 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.352083][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.352185][ T32] Call trace: [ 1331.352272][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.352386][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:844a3c00 [ 1331.352527][ T32] r4:844a3c00 [ 1331.375661][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.375861][ T32] r5:844a3c00 r4:8291a680 [ 1331.375920][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.376024][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.376161][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1331.376238][ T32] r4:00000000 [ 1331.376300][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.376391][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.376487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.376644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133500 [ 1331.376710][ T32] r4:00000000 [ 1331.376763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.376901][ T32] r9:83018005 r8:844a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1331.376973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.377082][ T32] r5:00001000 r4:eac7f000 [ 1331.377128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.377221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.377321][ T32] r5:850dfb8c r4:850df800 [ 1331.377372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.377490][ T32] r7:dddced80 r6:83018000 r5:850dfb8c r4:85142600 [ 1331.377547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.377691][ T32] r10:61c88647 r9:844a3c00 r8:8514262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.377754][ T32] r4:85142600 [ 1331.377806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.377920][ T32] r10:00000000 r9:85142600 r8:80287e08 r7:eac69e60 r6:85142680 r5:844a3c00 [ 1331.377974][ T32] r4:00000001 [ 1331.378019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.378108][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1331.378179][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.378266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.378360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.378439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.378492][ T32] r4:85133080 [ 1331.379260][ T32] INFO: task kworker/0:157:4295 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.379350][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.379555][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.379690][ T32] Call trace: [ 1331.379766][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.379988][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.380097][ T32] r4:00000000 [ 1331.380180][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.380302][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.380388][ T32] dd20: aa097000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.380480][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.380553][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.380676][ T32] r5:80050013 r4:80239bb0 [ 1331.380739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.380861][ T32] r4:82ac21e4 [ 1331.380908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.381017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.381079][ T32] r4:e04bddc0 [ 1331.381159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.381294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.381373][ T32] r4:00000000 [ 1331.381426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.381548][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.381600][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.381736][ T32] r5:00001000 r4:ed727000 [ 1331.381814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.381929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.382029][ T32] r5:85ef678c r4:85ef6400 [ 1331.382079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.382199][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.382255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.382385][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.403894][ T32] r4:849ffe00 [ 1331.404065][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.404228][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.404287][ T32] r4:00000001 [ 1331.404338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.404434][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.404574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.404704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.404779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.404852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.404909][ T32] r4:84b392c0 [ 1331.404966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.405032][ T32] INFO: task kworker/0:158:4298 blocked for more than 457 seconds. [ 1331.405107][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.405165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.405219][ T32] task:kworker/0:158 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.405363][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.405510][ T32] Call trace: [ 1331.405613][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.405740][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:844a5400 [ 1331.405816][ T32] r4:844a5400 [ 1331.405885][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.405989][ T32] r5:844a5400 r4:8291a680 [ 1331.406039][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.406155][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.406274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1331.406336][ T32] r4:00000000 [ 1331.406389][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.406478][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.406580][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.406702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133580 [ 1331.406757][ T32] r4:00000000 [ 1331.406809][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.406955][ T32] r9:83018005 r8:844a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1331.407039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.407141][ T32] r5:00001000 r4:eac85000 [ 1331.407206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.407299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.407396][ T32] r5:850dff8c r4:850dfc00 [ 1331.407445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.407574][ T32] r7:dddced80 r6:83018000 r5:850dff8c r4:85142700 [ 1331.407643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.407759][ T32] r10:61c88647 r9:844a5400 r8:8514272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.407871][ T32] r4:85142700 [ 1331.407934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.408041][ T32] r10:00000000 r9:85142700 r8:80287e08 r7:eabede60 r6:85142780 r5:844a5400 [ 1331.408124][ T32] r4:00000001 [ 1331.408176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.408260][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1331.408321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.408385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.408441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.408500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.408575][ T32] r4:85133480 [ 1331.409397][ T32] INFO: task kworker/0:158:4298 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.409504][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.409687][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.409801][ T32] Call trace: [ 1331.409935][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.410058][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.410114][ T32] r4:00000000 [ 1331.410175][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.410292][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.410383][ T32] dd20: aa24d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.410489][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.410574][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.410670][ T32] r5:80050013 r4:80239bb0 [ 1331.410734][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.410831][ T32] r4:82ac21e4 [ 1331.410882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.410985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.411039][ T32] r4:e04bddc0 [ 1331.411088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.411189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.411241][ T32] r4:00000000 [ 1331.411289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.411394][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.411444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.411538][ T32] r5:00001000 r4:ed727000 [ 1331.411586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.411691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.411787][ T32] r5:85ef678c r4:85ef6400 [ 1331.411854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.411975][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.412027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.412136][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.412188][ T32] r4:849ffe00 [ 1331.412235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.412360][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.412420][ T32] r4:00000001 [ 1331.412527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.433571][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.433706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.433782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.433852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.433933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.433993][ T32] r4:84b392c0 [ 1331.434051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.434141][ T32] INFO: task kworker/0:159:4300 blocked for more than 457 seconds. [ 1331.434219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.434279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.434350][ T32] task:kworker/0:159 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.434481][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.434593][ T32] Call trace: [ 1331.434703][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.434832][ T32] r10:8291a684 r9:eac89d84 r8:00000002 r7:60000113 r6:eac89d8c r5:844a6000 [ 1331.434893][ T32] r4:844a6000 [ 1331.434943][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.435041][ T32] r5:844a6000 r4:8291a680 [ 1331.435090][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.435183][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.435307][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 1331.435385][ T32] r4:00000000 [ 1331.435463][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.435569][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.435672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.435780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133dc0 [ 1331.435837][ T32] r4:00000000 [ 1331.435891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.436011][ T32] r9:83018005 r8:844a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1331.436072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.436200][ T32] r5:00001000 r4:eaca9000 [ 1331.436261][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.436363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.436464][ T32] r5:851d838c r4:851d8000 [ 1331.436515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.436677][ T32] r7:dddced80 r6:83018000 r5:851d838c r4:85142800 [ 1331.436733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.436844][ T32] r10:61c88647 r9:844a6000 r8:8514282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.436902][ T32] r4:85142800 [ 1331.436952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.437106][ T32] r10:00000000 r9:85142800 r8:80287e08 r7:eac7de60 r6:85142880 r5:844a6000 [ 1331.437171][ T32] r4:00000001 [ 1331.437223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.437321][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1331.437392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.437463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.437533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.437620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.437683][ T32] r4:851335c0 [ 1331.438446][ T32] INFO: task kworker/0:159:4300 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.438556][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.438762][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.438867][ T32] Call trace: [ 1331.438939][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.439064][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.439152][ T32] r4:00000000 [ 1331.439230][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.439349][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.439427][ T32] dd20: aa38e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.439518][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.439599][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.439670][ T32] r5:80050013 r4:80239bb0 [ 1331.439721][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.439838][ T32] r4:82ac21e4 [ 1331.439895][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.440013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.440089][ T32] r4:e04bddc0 [ 1331.440159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.440268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.440341][ T32] r4:00000000 [ 1331.440406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.440516][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.440568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.440711][ T32] r5:00001000 r4:ed727000 [ 1331.440757][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.440849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.440953][ T32] r5:85ef678c r4:85ef6400 [ 1331.441003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.441140][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.441212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.441332][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.441392][ T32] r4:849ffe00 [ 1331.441441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.441555][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.441622][ T32] r4:00000001 [ 1331.441674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.441762][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.441860][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.441944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.442029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.442108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.442185][ T32] r4:84b392c0 [ 1331.442245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.442306][ T32] INFO: task kworker/1:431:4303 blocked for more than 457 seconds. [ 1331.442377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.442461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.442554][ T32] task:kworker/1:431 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.473559][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.473720][ T32] Call trace: [ 1331.473799][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.473928][ T32] r10:8291a684 r9:eacadd84 r8:00000002 r7:60000113 r6:eacadd8c r5:850f8c00 [ 1331.473987][ T32] r4:850f8c00 [ 1331.474036][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.474134][ T32] r5:850f8c00 r4:8291a680 [ 1331.474183][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.474292][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.474402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1331.474456][ T32] r4:00000000 [ 1331.474507][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.474591][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.474692][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.474811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c3c0 [ 1331.474884][ T32] r4:00000000 [ 1331.474949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.475068][ T32] r9:83018205 r8:850f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1331.475123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.475221][ T32] r5:00001000 r4:eaca3000 [ 1331.475288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.475403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.475509][ T32] r5:8518078c r4:85180400 [ 1331.475560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.475692][ T32] r7:ddde2d80 r6:83018200 r5:8518078c r4:84bc4280 [ 1331.475750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.475864][ T32] r10:61c88647 r9:850f8c00 r8:84bc42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.475922][ T32] r4:84bc4280 [ 1331.475976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.476095][ T32] r10:00000000 r9:84bc4280 r8:80287e08 r7:eabc5e60 r6:85142900 r5:850f8c00 [ 1331.476176][ T32] r4:00000001 [ 1331.476237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.476330][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1331.476400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.476471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.476564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.476692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.476753][ T32] r4:8512c280 [ 1331.477524][ T32] INFO: task kworker/1:431:4303 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.477775][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.477931][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.478129][ T32] Call trace: [ 1331.478225][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.478351][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.478409][ T32] r4:00000000 [ 1331.478456][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.478546][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.478626][ T32] dd20: aa579000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.478694][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.478774][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.478842][ T32] r5:80050013 r4:80239bb0 [ 1331.478911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.479015][ T32] r4:82ac21e4 [ 1331.479066][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.479181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.479242][ T32] r4:e04bddc0 [ 1331.479294][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.479398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.479454][ T32] r4:00000000 [ 1331.479503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.479639][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.479716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.479851][ T32] r5:00001000 r4:ed727000 [ 1331.479911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.480008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.480111][ T32] r5:85ef678c r4:85ef6400 [ 1331.480163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.480270][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.480322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.480456][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.480528][ T32] r4:849ffe00 [ 1331.480615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.480769][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.480843][ T32] r4:00000001 [ 1331.480911][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.481008][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.481077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.481170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.481246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.481320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.481377][ T32] r4:84b392c0 [ 1331.481584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.481669][ T32] INFO: task kworker/1:432:4304 blocked for more than 457 seconds. [ 1331.481762][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.481886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.481947][ T32] task:kworker/1:432 state:D stack:0 pid:4304 tgid:4304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.482059][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.482189][ T32] Call trace: [ 1331.482260][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.482376][ T32] r10:8291a684 r9:eacb5d84 r8:00000002 r7:60000013 r6:eacb5d8c r5:850fa400 [ 1331.482500][ T32] r4:850fa400 [ 1331.512092][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.512283][ T32] r5:850fa400 r4:8291a680 [ 1331.512360][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.512456][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.512716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1331.513390][ T32] r4:00000000 [ 1331.513460][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.513565][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.513688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.513799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c980 [ 1331.513854][ T32] r4:00000000 [ 1331.513905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.514018][ T32] r9:83018205 r8:850fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.514073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.514176][ T32] r5:00001000 r4:dfff7000 [ 1331.514243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.514357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.514463][ T32] r5:8518178c r4:85181400 [ 1331.514527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.514650][ T32] r7:ddde2d80 r6:83018200 r5:8518178c r4:84bc4300 [ 1331.514701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.514847][ T32] r10:61c88647 r9:850fa400 r8:84bc432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.514910][ T32] r4:84bc4300 [ 1331.514960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.515131][ T32] r10:00000000 r9:84bc4300 r8:80287e08 r7:eacade60 r6:85142980 r5:850fa400 [ 1331.515195][ T32] r4:00000001 [ 1331.515260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.515353][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1331.515424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.515512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.515592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.515676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.515735][ T32] r4:8512c280 [ 1331.516556][ T32] INFO: task kworker/1:432:4304 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.516704][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.516918][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.517056][ T32] Call trace: [ 1331.517132][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.517248][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.517327][ T32] r4:00000000 [ 1331.517381][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.517490][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.517587][ T32] dd20: aa7af000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.517677][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.517752][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.517817][ T32] r5:80050013 r4:80239bb0 [ 1331.517885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.518009][ T32] r4:82ac21e4 [ 1331.518068][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.518172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.518229][ T32] r4:e04bddc0 [ 1331.518276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.518379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.518432][ T32] r4:00000000 [ 1331.518498][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.518631][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.518702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.518805][ T32] r5:00001000 r4:ed727000 [ 1331.518853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.518948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.519067][ T32] r5:85ef678c r4:85ef6400 [ 1331.519142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.519258][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.519309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.519416][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.519469][ T32] r4:849ffe00 [ 1331.519513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.519630][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.519686][ T32] r4:00000001 [ 1331.519732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.519812][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.519878][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.519949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.520012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.520100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.520160][ T32] r4:84b392c0 [ 1331.520227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.520311][ T32] INFO: task kworker/1:433:4306 blocked for more than 457 seconds. [ 1331.520388][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.520446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.520494][ T32] task:kworker/1:433 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.520596][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.520724][ T32] Call trace: [ 1331.520796][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.520909][ T32] r10:8291a684 r9:eacb9d84 r8:00000002 r7:60000113 r6:eacb9d8c r5:850fb000 [ 1331.520964][ T32] r4:850fb000 [ 1331.521011][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.521109][ T32] r5:850fb000 r4:8291a680 [ 1331.521155][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.521242][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.521343][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1331.521395][ T32] r4:00000000 [ 1331.521509][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.521599][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.521691][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.521811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c740 [ 1331.521873][ T32] r4:00000000 [ 1331.521941][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.522063][ T32] r9:83018205 r8:850fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1331.522114][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.522211][ T32] r5:00001000 r4:dfc7b000 [ 1331.522276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.522388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.548546][ T32] r5:85180f8c r4:85180c00 [ 1331.548670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.548848][ T32] r7:ddde2d80 r6:83018200 r5:85180f8c r4:84bc4380 [ 1331.548910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.549042][ T32] r10:61c88647 r9:850fb000 r8:84bc43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.549125][ T32] r4:84bc4380 [ 1331.549195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.549331][ T32] r10:00000000 r9:84bc4380 r8:80287e08 r7:eacb5e60 r6:85142a00 r5:850fb000 [ 1331.549392][ T32] r4:00000001 [ 1331.549441][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.549530][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1331.549605][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.549684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.549750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.549821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.549878][ T32] r4:8512c280 [ 1331.550689][ T32] INFO: task kworker/1:433:4306 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.550791][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.550957][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.551067][ T32] Call trace: [ 1331.551179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.551298][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.551357][ T32] r4:00000000 [ 1331.551404][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.551512][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.551604][ T32] dd20: aaa3d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.551694][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.551802][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.551870][ T32] r5:80050013 r4:80239bb0 [ 1331.551919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.552036][ T32] r4:82ac21e4 [ 1331.552108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.552217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.552288][ T32] r4:e04bddc0 [ 1331.552350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.552454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.563312][ T32] r4:00000000 [ 1331.563476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.563649][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.563710][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.563824][ T32] r5:00001000 r4:ed727000 [ 1331.563919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.564046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.564160][ T32] r5:85ef678c r4:85ef6400 [ 1331.564213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.564331][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.564404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.564525][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.564583][ T32] r4:849ffe00 [ 1331.564696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.564885][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.564950][ T32] r4:00000001 [ 1331.565002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.565098][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.565185][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.565272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.565337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.565409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.565466][ T32] r4:84b392c0 [ 1331.565523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.565637][ T32] INFO: task kworker/0:160:4307 blocked for more than 458 seconds. [ 1331.565722][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.565789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.565862][ T32] task:kworker/0:160 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.565997][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.566131][ T32] Call trace: [ 1331.566215][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.566351][ T32] r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:850f8000 [ 1331.566438][ T32] r4:850f8000 [ 1331.566491][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.566606][ T32] r5:850f8000 r4:8291a680 [ 1331.566680][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.566773][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.566908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.566985][ T32] r4:00000000 [ 1331.567041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.567128][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.567239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.567355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ea40 [ 1331.567411][ T32] r4:00000000 [ 1331.567457][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.567560][ T32] r9:83018005 r8:850f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1331.567616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.567741][ T32] r5:00001000 r4:eab59000 [ 1331.567795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.567889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.567977][ T32] r5:851d938c r4:851d9000 [ 1331.568020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.568125][ T32] r7:dddced80 r6:83018000 r5:851d938c r4:85142a80 [ 1331.568172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.568297][ T32] r10:61c88647 r9:850f8000 r8:85142aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.568348][ T32] r4:85142a80 [ 1331.568386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.568480][ T32] r10:00000000 r9:85142a80 r8:80287e08 r7:eac89e60 r6:85142b00 r5:850f8000 [ 1331.568523][ T32] r4:00000001 [ 1331.568561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.568666][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.568731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.568834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.568908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.568980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.569032][ T32] r4:85133c00 [ 1331.569826][ T32] INFO: task kworker/0:160:4307 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.569904][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.570034][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.570132][ T32] Call trace: [ 1331.570201][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.570320][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.570376][ T32] r4:00000000 [ 1331.570423][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.570512][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.570579][ T32] dd20: aaa3d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.570659][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.570746][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.570865][ T32] r5:80050013 r4:80239bb0 [ 1331.570939][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.571041][ T32] r4:82ac21e4 [ 1331.571089][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.571191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.571252][ T32] r4:e04bddc0 [ 1331.571321][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.571469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.571530][ T32] r4:00000000 [ 1331.571593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.571721][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.571773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.571870][ T32] r5:00001000 r4:ed727000 [ 1331.571938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.572053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.572185][ T32] r5:85ef678c r4:85ef6400 [ 1331.572239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.572366][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.572438][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.600387][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.600569][ T32] r4:849ffe00 [ 1331.600679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.600845][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.600904][ T32] r4:00000001 [ 1331.600954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.601048][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.601158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.601254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.601327][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.601416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.601474][ T32] r4:84b392c0 [ 1331.601554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.601634][ T32] INFO: task kworker/1:434:4311 blocked for more than 458 seconds. [ 1331.601736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.601804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.601858][ T32] task:kworker/1:434 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.602003][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.602133][ T32] Call trace: [ 1331.602226][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.602349][ T32] r10:8291a684 r9:eab31d84 r8:00000002 r7:60000113 r6:eab31d8c r5:850fc800 [ 1331.602407][ T32] r4:850fc800 [ 1331.618269][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.618577][ T32] r5:850fc800 r4:8291a680 [ 1331.618659][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.618757][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.618862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1331.618941][ T32] r4:00000000 [ 1331.618995][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.619111][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.619215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.619323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512c8c0 [ 1331.619381][ T32] r4:00000000 [ 1331.619433][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.619552][ T32] r9:83018205 r8:850fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1331.619629][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.619741][ T32] r5:00001000 r4:dfebd000 [ 1331.619787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.619869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.619958][ T32] r5:8518138c r4:85181000 [ 1331.620002][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.620119][ T32] r7:ddde2d80 r6:83018200 r5:8518138c r4:84bc4400 [ 1331.620206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.620324][ T32] r10:61c88647 r9:850fc800 r8:84bc442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.620379][ T32] r4:84bc4400 [ 1331.620431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.620599][ T32] r10:00000000 r9:84bc4400 r8:80287e08 r7:eacb5e60 r6:85142b80 r5:850fc800 [ 1331.620717][ T32] r4:00000001 [ 1331.620769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.620863][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1331.620939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.621013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.621127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.621209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.621263][ T32] r4:8512c800 [ 1331.622060][ T32] INFO: task kworker/1:434:4311 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.622158][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.622312][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.622445][ T32] Call trace: [ 1331.633263][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.633437][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.633522][ T32] r4:00000000 [ 1331.633581][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.633690][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.633768][ T32] dd20: aae67000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.633858][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.633931][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.633991][ T32] r5:80050013 r4:80239bb0 [ 1331.634041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.634174][ T32] r4:82ac21e4 [ 1331.634235][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.634342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.634396][ T32] r4:e04bddc0 [ 1331.634444][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.634547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.634603][ T32] r4:00000000 [ 1331.634660][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.634772][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.634841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.634954][ T32] r5:00001000 r4:ed727000 [ 1331.635006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.635100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.635234][ T32] r5:85ef678c r4:85ef6400 [ 1331.635290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.635420][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.635506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.635627][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.635687][ T32] r4:849ffe00 [ 1331.635737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.635849][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.635910][ T32] r4:00000001 [ 1331.635964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.636059][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.636129][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.636207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.636299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.636446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.636525][ T32] r4:84b392c0 [ 1331.636581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.636707][ T32] INFO: task kworker/1:435:4313 blocked for more than 458 seconds. [ 1331.636806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.636888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.636945][ T32] task:kworker/1:435 state:D stack:0 pid:4313 tgid:4313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.637047][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.637147][ T32] Call trace: [ 1331.637227][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.637337][ T32] r10:8291a684 r9:eacc9d84 r8:00000002 r7:60000113 r6:eacc9d8c r5:850fe000 [ 1331.637393][ T32] r4:850fe000 [ 1331.637444][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.637539][ T32] r5:850fe000 r4:8291a680 [ 1331.637589][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.637694][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.637799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1331.637864][ T32] r4:00000000 [ 1331.637907][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.638001][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.638107][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.638218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512cd40 [ 1331.638291][ T32] r4:00000000 [ 1331.638359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.638485][ T32] r9:83018205 r8:850fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.638537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.638652][ T32] r5:00001000 r4:e05f9000 [ 1331.638717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.638821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.638927][ T32] r5:8518238c r4:85182000 [ 1331.638981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.639091][ T32] r7:ddde2d80 r6:83018200 r5:8518238c r4:84bc4480 [ 1331.639137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.639240][ T32] r10:61c88647 r9:850fe000 r8:84bc44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.639287][ T32] r4:84bc4480 [ 1331.639327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.639431][ T32] r10:00000000 r9:84bc4480 r8:80287e08 r7:eacb5e60 r6:85142c00 r5:850fe000 [ 1331.639481][ T32] r4:00000001 [ 1331.639563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.639681][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1331.639749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.639820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.639908][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.639983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.640034][ T32] r4:8512c840 [ 1331.640828][ T32] INFO: task kworker/1:435:4313 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.640924][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.641066][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.641193][ T32] Call trace: [ 1331.641313][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.641470][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.641545][ T32] r4:00000000 [ 1331.641597][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.641704][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.641780][ T32] dd20: aae67000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.641853][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.641918][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.641979][ T32] r5:80050013 r4:80239bb0 [ 1331.642063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.642196][ T32] r4:82ac21e4 [ 1331.642242][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.642329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.642374][ T32] r4:e04bddc0 [ 1331.642435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.665728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.665918][ T32] r4:00000000 [ 1331.665980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.666140][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.666272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.666391][ T32] r5:00001000 r4:ed727000 [ 1331.666442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.666535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.666642][ T32] r5:85ef678c r4:85ef6400 [ 1331.666694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.666806][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.666858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.666976][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.667034][ T32] r4:849ffe00 [ 1331.667082][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.667191][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.667244][ T32] r4:00000001 [ 1331.667312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.667409][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.667480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.667548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.667622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.667693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.667745][ T32] r4:84b392c0 [ 1331.667818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.667905][ T32] INFO: task kworker/1:436:4315 blocked for more than 458 seconds. [ 1331.667979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.668039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.668111][ T32] task:kworker/1:436 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.668265][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.668363][ T32] Call trace: [ 1331.668439][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.668559][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:850fd400 [ 1331.668647][ T32] r4:850fd400 [ 1331.668700][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.668821][ T32] r5:850fd400 r4:8291a680 [ 1331.668883][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.669001][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.669111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1331.669182][ T32] r4:00000000 [ 1331.669245][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.669328][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.669415][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.669576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512cac0 [ 1331.669651][ T32] r4:00000000 [ 1331.669700][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.669807][ T32] r9:83018205 r8:850fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1331.669859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.669961][ T32] r5:00001000 r4:e0467000 [ 1331.670009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.670103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.670217][ T32] r5:85181b8c r4:85181800 [ 1331.670271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.670379][ T32] r7:ddde2d80 r6:83018200 r5:85181b8c r4:84bc4500 [ 1331.670426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.670535][ T32] r10:61c88647 r9:850fd400 r8:84bc452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.670590][ T32] r4:84bc4500 [ 1331.670647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.670776][ T32] r10:00000000 r9:84bc4500 r8:80287e08 r7:eacc9e60 r6:85142d00 r5:850fd400 [ 1331.670851][ T32] r4:00000001 [ 1331.670917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.671009][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.671086][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.671157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.671222][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.671290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.671344][ T32] r4:8512c940 [ 1331.672140][ T32] INFO: task kworker/1:436:4315 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.672222][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.672426][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.696939][ T32] Call trace: [ 1331.697103][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.697274][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.697339][ T32] r4:00000000 [ 1331.697390][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.697491][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.697569][ T32] dd20: ab1b3000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.697675][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.697746][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.697807][ T32] r5:80050013 r4:80239bb0 [ 1331.697858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.697961][ T32] r4:82ac21e4 [ 1331.698011][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.698114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.698168][ T32] r4:e04bddc0 [ 1331.698215][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.698315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.698385][ T32] r4:00000000 [ 1331.698457][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.698576][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.698638][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.698743][ T32] r5:00001000 r4:ed727000 [ 1331.698792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.698887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.698990][ T32] r5:85ef678c r4:85ef6400 [ 1331.699040][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.699149][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.699199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.699307][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.699361][ T32] r4:849ffe00 [ 1331.699409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.699517][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.699571][ T32] r4:00000001 [ 1331.699629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.699719][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.699802][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.699901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.699975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.700044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.700114][ T32] r4:84b392c0 [ 1331.700191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.700290][ T32] INFO: task kworker/0:161:4316 blocked for more than 458 seconds. [ 1331.700365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.700423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.700474][ T32] task:kworker/0:161 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.700592][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.700727][ T32] Call trace: [ 1331.700802][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.700932][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:850f9800 [ 1331.700995][ T32] r4:850f9800 [ 1331.701043][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.701157][ T32] r5:850f9800 r4:8291a680 [ 1331.701228][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.701342][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.701451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1331.701513][ T32] r4:00000000 [ 1331.701579][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.701703][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.701813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.701931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513e800 [ 1331.701986][ T32] r4:00000000 [ 1331.702051][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.702179][ T32] r9:83018005 r8:850f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.702244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.702347][ T32] r5:00001000 r4:e0807000 [ 1331.702406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.723686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.723879][ T32] r5:851d878c r4:851d8400 [ 1331.723950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.724086][ T32] r7:dddced80 r6:83018000 r5:851d878c r4:85142c80 [ 1331.724144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.724276][ T32] r10:61c88647 r9:850f9800 r8:85142cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.724337][ T32] r4:85142c80 [ 1331.724386][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.724498][ T32] r10:00000000 r9:85142c80 r8:80287e08 r7:eacbde60 r6:85142d80 r5:850f9800 [ 1331.724571][ T32] r4:00000001 [ 1331.724656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.724773][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.724852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.724925][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.724991][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.725061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.725134][ T32] r4:85133fc0 [ 1331.725929][ T32] INFO: task kworker/0:161:4316 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.726039][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.726244][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.726354][ T32] Call trace: [ 1331.726430][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.726562][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.726633][ T32] r4:00000000 [ 1331.726685][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.726780][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.726852][ T32] dd20: ab3dd000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.726927][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.727019][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.727090][ T32] r5:80050013 r4:80239bb0 [ 1331.727141][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.727248][ T32] r4:82ac21e4 [ 1331.727303][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.727413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.727470][ T32] r4:e04bddc0 [ 1331.727520][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.727630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.727685][ T32] r4:00000000 [ 1331.727730][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.727845][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.727922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.728046][ T32] r5:00001000 r4:ed727000 [ 1331.728103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.728219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.728348][ T32] r5:85ef678c r4:85ef6400 [ 1331.728404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.728517][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.728571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.728744][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.728801][ T32] r4:849ffe00 [ 1331.728850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.728966][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.729057][ T32] r4:00000001 [ 1331.729110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.729197][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.729276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.729356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.729420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.729482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.729534][ T32] r4:84b392c0 [ 1331.729586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.729661][ T32] INFO: task kworker/1:437:4318 blocked for more than 458 seconds. [ 1331.729732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.729814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.729874][ T32] task:kworker/1:437 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.730005][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.730101][ T32] Call trace: [ 1331.730171][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.730276][ T32] r10:8291a684 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:844a6c00 [ 1331.730352][ T32] r4:844a6c00 [ 1331.730408][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.730508][ T32] r5:844a6c00 r4:8291a680 [ 1331.730595][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.730704][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.730828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1331.730887][ T32] r4:00000000 [ 1331.730936][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.731025][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.731127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.731227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512cc00 [ 1331.731288][ T32] r4:00000000 [ 1331.731362][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.731494][ T32] r9:83018205 r8:844a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1331.731574][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.731692][ T32] r5:00001000 r4:e0597000 [ 1331.731743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.731860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.731969][ T32] r5:85181f8c r4:85181c00 [ 1331.732015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.732144][ T32] r7:ddde2d80 r6:83018200 r5:85181f8c r4:84bc4600 [ 1331.732201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.732318][ T32] r10:61c88647 r9:844a6c00 r8:84bc462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.732378][ T32] r4:84bc4600 [ 1331.732428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.756358][ T32] r10:00000000 r9:84bc4600 r8:80287e08 r7:eacc9e60 r6:85142e00 r5:844a6c00 [ 1331.756542][ T32] r4:00000001 [ 1331.756645][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.756799][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1331.756873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.756932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.757010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.757083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.757136][ T32] r4:8512c940 [ 1331.757923][ T32] INFO: task kworker/1:437:4318 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.758020][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.758216][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.758330][ T32] Call trace: [ 1331.758465][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.758648][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.758733][ T32] r4:00000000 [ 1331.758791][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.758887][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.758958][ T32] dd20: ab5d9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.759028][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.759088][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.759147][ T32] r5:80050013 r4:80239bb0 [ 1331.759198][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.759296][ T32] r4:82ac21e4 [ 1331.759363][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.759476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.759530][ T32] r4:e04bddc0 [ 1331.759579][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.759689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.759742][ T32] r4:00000000 [ 1331.759812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.759932][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.759986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.760085][ T32] r5:00001000 r4:ed727000 [ 1331.760135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.760225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.760324][ T32] r5:85ef678c r4:85ef6400 [ 1331.760390][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.760536][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.760596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.760748][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.760820][ T32] r4:849ffe00 [ 1331.760883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.761011][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.761086][ T32] r4:00000001 [ 1331.761138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.761225][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.761290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.761358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.761437][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.761517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.761571][ T32] r4:84b392c0 [ 1331.761628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.761691][ T32] INFO: task kworker/1:438:4320 blocked for more than 458 seconds. [ 1331.761779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.761845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.761898][ T32] task:kworker/1:438 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.762000][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.762123][ T32] Call trace: [ 1331.762220][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.762351][ T32] r10:8291a684 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:850fbc00 [ 1331.762450][ T32] r4:850fbc00 [ 1331.786542][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.786876][ T32] r5:850fbc00 r4:8291a680 [ 1331.786949][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.787048][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.787154][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1331.787231][ T32] r4:00000000 [ 1331.787305][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.787401][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.787512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.787636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512cfc0 [ 1331.787694][ T32] r4:00000000 [ 1331.787758][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.787896][ T32] r9:83018205 r8:850fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1331.787957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.788063][ T32] r5:00001000 r4:e06af000 [ 1331.788111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.788203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.788319][ T32] r5:85182b8c r4:85182800 [ 1331.788373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.788484][ T32] r7:ddde2d80 r6:83018200 r5:85182b8c r4:84bc4680 [ 1331.788570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.788728][ T32] r10:61c88647 r9:850fbc00 r8:84bc46ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.788784][ T32] r4:84bc4680 [ 1331.788835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.788965][ T32] r10:00000000 r9:84bc4680 r8:80287e08 r7:eacc9e60 r6:85142e80 r5:850fbc00 [ 1331.789036][ T32] r4:00000001 [ 1331.789084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.789175][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.789247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.789334][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.789422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.789497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.789570][ T32] r4:8512cb40 [ 1331.790388][ T32] INFO: task kworker/1:438:4320 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.790495][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.790685][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.790816][ T32] Call trace: [ 1331.790898][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.791018][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.791075][ T32] r4:00000000 [ 1331.791122][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.791214][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.791301][ T32] dd20: ab791000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.791379][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.791442][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.791503][ T32] r5:80050013 r4:80239bb0 [ 1331.791569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.791682][ T32] r4:82ac21e4 [ 1331.791733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.791834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.791891][ T32] r4:e04bddc0 [ 1331.791955][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.792073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.792126][ T32] r4:00000000 [ 1331.792177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.792303][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.792382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.807762][ T32] r5:00001000 r4:ed727000 [ 1331.807960][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.808104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.808207][ T32] r5:85ef678c r4:85ef6400 [ 1331.808256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.808368][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.808420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.808532][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.808588][ T32] r4:849ffe00 [ 1331.808692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.808814][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.808890][ T32] r4:00000001 [ 1331.808964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.809062][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.809133][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.809204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.809269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.809356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.809414][ T32] r4:84b392c0 [ 1331.809470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.809556][ T32] INFO: task kworker/1:439:4322 blocked for more than 458 seconds. [ 1331.809655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.809735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.809793][ T32] task:kworker/1:439 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.809969][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.810075][ T32] Call trace: [ 1331.810175][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.810295][ T32] r10:8291a684 r9:eacedd84 r8:00000002 r7:60000113 r6:eacedd8c r5:844a4800 [ 1331.810369][ T32] r4:844a4800 [ 1331.810424][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.810524][ T32] r5:844a4800 r4:8291a680 [ 1331.810572][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.810689][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.810797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1331.810850][ T32] r4:00000000 [ 1331.810902][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.810989][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.811094][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.811202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512ce80 [ 1331.811300][ T32] r4:00000000 [ 1331.811369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.811504][ T32] r9:83018205 r8:844a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1331.811563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.811671][ T32] r5:00001000 r4:e0639000 [ 1331.811719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.811808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.811908][ T32] r5:8518278c r4:85182400 [ 1331.811955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.812060][ T32] r7:ddde2d80 r6:83018200 r5:8518278c r4:84bc4780 [ 1331.812129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.812244][ T32] r10:61c88647 r9:844a4800 r8:84bc47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.812298][ T32] r4:84bc4780 [ 1331.812360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.812470][ T32] r10:00000000 r9:84bc4780 r8:80287e08 r7:eace5e60 r6:85142f00 r5:844a4800 [ 1331.833202][ T32] r4:00000001 [ 1331.833360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.833482][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1331.833558][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.833644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.833750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.833849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.833921][ T32] r4:8512cc80 [ 1331.834712][ T32] INFO: task kworker/1:439:4322 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.834799][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.834953][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.835065][ T32] Call trace: [ 1331.835171][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.835300][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.835357][ T32] r4:00000000 [ 1331.835405][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.835497][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.835570][ T32] dd20: aba41000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.835651][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.835724][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.835786][ T32] r5:80050013 r4:80239bb0 [ 1331.835839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.835944][ T32] r4:82ac21e4 [ 1331.836000][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.836111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.836168][ T32] r4:e04bddc0 [ 1331.836221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.836330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.836410][ T32] r4:00000000 [ 1331.836503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.836723][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.836798][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.836905][ T32] r5:00001000 r4:ed727000 [ 1331.836956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.837073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.837218][ T32] r5:85ef678c r4:85ef6400 [ 1331.837292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.837418][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.837468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.837571][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.837641][ T32] r4:849ffe00 [ 1331.837695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.837810][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.837868][ T32] r4:00000001 [ 1331.837920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.838030][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.838103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.838177][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.838243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.838315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.838375][ T32] r4:84b392c0 [ 1331.838478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.838562][ T32] INFO: task kworker/1:440:4324 blocked for more than 458 seconds. [ 1331.838651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.838731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.838787][ T32] task:kworker/1:440 state:D stack:0 pid:4324 tgid:4324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.838902][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.839016][ T32] Call trace: [ 1331.839112][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.839245][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:84a88c00 [ 1331.839307][ T32] r4:84a88c00 [ 1331.839360][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.839460][ T32] r5:84a88c00 r4:8291a680 [ 1331.839509][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.839605][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.839736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.839799][ T32] r4:00000000 [ 1331.839848][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.839934][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.840015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.840114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85133fc0 [ 1331.840167][ T32] r4:00000000 [ 1331.840215][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.840322][ T32] r9:83018205 r8:84a88c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1331.840391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.840498][ T32] r5:00001000 r4:e07e9000 [ 1331.840567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.840698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.840817][ T32] r5:8518338c r4:85183000 [ 1331.840891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.841024][ T32] r7:ddde2d80 r6:83018200 r5:8518338c r4:84bc4800 [ 1331.841078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.841189][ T32] r10:61c88647 r9:84a88c00 r8:84bc482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.841244][ T32] r4:84bc4800 [ 1331.841305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.841418][ T32] r10:00000000 r9:84bc4800 r8:80287e08 r7:eace5e60 r6:85142f80 r5:84a88c00 [ 1331.841470][ T32] r4:00000001 [ 1331.841520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.841605][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.841679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.841748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.841814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.841884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.841940][ T32] r4:8512cdc0 [ 1331.842470][ T32] INFO: task kworker/1:440:4324 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.871572][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.871996][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.872174][ T32] Call trace: [ 1331.872377][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.873189][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.873261][ T32] r4:00000000 [ 1331.873344][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.873543][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.873637][ T32] dd20: abc91000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.873712][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.873774][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.873868][ T32] r5:80050013 r4:80239bb0 [ 1331.873933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.874036][ T32] r4:82ac21e4 [ 1331.874084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.874387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.874457][ T32] r4:e04bddc0 [ 1331.874503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.874606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.874677][ T32] r4:00000000 [ 1331.874751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.874868][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.874922][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.875026][ T32] r5:00001000 r4:ed727000 [ 1331.875072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.875164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.875262][ T32] r5:85ef678c r4:85ef6400 [ 1331.875311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.875422][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.875472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.875578][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.875681][ T32] r4:849ffe00 [ 1331.875751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.875897][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.875998][ T32] r4:00000001 [ 1331.876160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.876259][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.876326][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.876401][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.876500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.876583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.876696][ T32] r4:84b392c0 [ 1331.876766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.876836][ T32] INFO: task kworker/1:441:4326 blocked for more than 458 seconds. [ 1331.876913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.876972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.877024][ T32] task:kworker/1:441 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.877201][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.877375][ T32] Call trace: [ 1331.877511][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.877699][ T32] r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000013 r6:eacfdd8c r5:84a88000 [ 1331.877766][ T32] r4:84a88000 [ 1331.877895][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.878008][ T32] r5:84a88000 r4:8291a680 [ 1331.878061][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.878261][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.878374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1331.878435][ T32] r4:00000000 [ 1331.878692][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.878976][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.879074][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.879274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84578a40 [ 1331.879415][ T32] r4:00000000 [ 1331.879545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.879703][ T32] r9:83018205 r8:84a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1331.879773][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.879876][ T32] r5:00001000 r4:e07c1000 [ 1331.880024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.880150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.880292][ T32] r5:85182f8c r4:85182c00 [ 1331.880351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.880466][ T32] r7:ddde2d80 r6:83018200 r5:85182f8c r4:84bc4880 [ 1331.880578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.880729][ T32] r10:61c88647 r9:84a88000 r8:84bc48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.880786][ T32] r4:84bc4880 [ 1331.880980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.881110][ T32] r10:00000000 r9:84bc4880 r8:80287e08 r7:eacf5e60 r6:84bc0f80 r5:84a88000 [ 1331.881169][ T32] r4:00000001 [ 1331.881293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.881399][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1331.881582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.881707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.881863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.881954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.882010][ T32] r4:8512cf00 [ 1331.913781][ T32] INFO: task kworker/1:441:4326 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.913975][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.914287][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.914437][ T32] Call trace: [ 1331.914606][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.914755][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.914891][ T32] r4:00000000 [ 1331.914964][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.915069][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.915143][ T32] dd20: ac000000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.915366][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.915443][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.915542][ T32] r5:80050013 r4:80239bb0 [ 1331.915601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.915717][ T32] r4:82ac21e4 [ 1331.915774][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.915883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.915943][ T32] r4:e04bddc0 [ 1331.916108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.916229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.916339][ T32] r4:00000000 [ 1331.916493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.916662][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.916748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.916860][ T32] r5:00001000 r4:ed727000 [ 1331.916913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.917011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.917140][ T32] r5:85ef678c r4:85ef6400 [ 1331.917200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.917423][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.917487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.917630][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.917705][ T32] r4:849ffe00 [ 1331.917759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.917873][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.917990][ T32] r4:00000001 [ 1331.918050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.918185][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.918300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.918381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.918448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.918540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.918656][ T32] r4:84b392c0 [ 1331.918719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.918800][ T32] INFO: task kworker/1:442:4328 blocked for more than 458 seconds. [ 1331.918874][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.918968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.919198][ T32] task:kworker/1:442 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.919312][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.919513][ T32] Call trace: [ 1331.919614][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.919729][ T32] r10:8291a684 r9:ead01d84 r8:00000002 r7:60000113 r6:ead01d8c r5:84a8a400 [ 1331.919820][ T32] r4:84a8a400 [ 1331.919875][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.919976][ T32] r5:84a8a400 r4:8291a680 [ 1331.920024][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.920188][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.920340][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1331.920411][ T32] r4:00000000 [ 1331.920458][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.920541][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.920656][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.920759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146040 [ 1331.920813][ T32] r4:00000000 [ 1331.920863][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.920964][ T32] r9:83018205 r8:84a8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1331.921136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.921256][ T32] r5:00001000 r4:e0847000 [ 1331.921305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.921397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.921499][ T32] r5:8518378c r4:85183400 [ 1331.921549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.921759][ T32] r7:ddde2d80 r6:83018200 r5:8518378c r4:84bc4900 [ 1331.921812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.921988][ T32] r10:61c88647 r9:84a8a400 r8:84bc492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.922091][ T32] r4:84bc4900 [ 1331.922181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.922300][ T32] r10:00000000 r9:84bc4900 r8:80287e08 r7:eacf5e60 r6:85148000 r5:84a8a400 [ 1331.922392][ T32] r4:00000001 [ 1331.922528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.946831][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1331.947066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.947148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.947216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.947295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.947353][ T32] r4:85133ec0 [ 1331.948120][ T32] INFO: task kworker/1:442:4328 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.948211][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.948350][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.948470][ T32] Call trace: [ 1331.948640][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.948802][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.948866][ T32] r4:00000000 [ 1331.948920][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.949014][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.949086][ T32] dd20: ac1e9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.949193][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.949281][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.949348][ T32] r5:80050013 r4:80239bb0 [ 1331.949436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.949541][ T32] r4:82ac21e4 [ 1331.949616][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.949725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.949778][ T32] r4:e04bddc0 [ 1331.949823][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.949928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.949982][ T32] r4:00000000 [ 1331.950053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.950226][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.950287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.950386][ T32] r5:00001000 r4:ed727000 [ 1331.950433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.950523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.950630][ T32] r5:85ef678c r4:85ef6400 [ 1331.950680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.950824][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1331.950896][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.951006][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.951059][ T32] r4:849ffe00 [ 1331.951106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.951216][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1331.951271][ T32] r4:00000001 [ 1331.951373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.951468][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1331.951531][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.951624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.951698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.951769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.951826][ T32] r4:84b392c0 [ 1331.951876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.951938][ T32] INFO: task kworker/0:162:4330 blocked for more than 458 seconds. [ 1331.952033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.952133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.952196][ T32] task:kworker/0:162 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.952341][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.977064][ T32] Call trace: [ 1331.977292][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1331.977462][ T32] r10:8291a684 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:84a8b000 [ 1331.977522][ T32] r4:84a8b000 [ 1331.977572][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1331.977725][ T32] r5:84a8b000 r4:8291a680 [ 1331.977845][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.977951][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.978056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.978110][ T32] r4:00000000 [ 1331.978157][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1331.978275][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1331.978373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.978475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ef00 [ 1331.978620][ T32] r4:00000000 [ 1331.978806][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.979007][ T32] r9:83018005 r8:84a8b000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1331.979069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.979174][ T32] r5:00001000 r4:eab0b000 [ 1331.979223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.979317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.979417][ T32] r5:851d8b8c r4:851d8800 [ 1331.979509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.979640][ T32] r7:dddced80 r6:83018000 r5:851d8b8c r4:85148080 [ 1331.979693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.979802][ T32] r10:61c88647 r9:84a8b000 r8:851480ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.979855][ T32] r4:85148080 [ 1331.979987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.980120][ T32] r10:00000000 r9:85148080 r8:80287e08 r7:eacbde60 r6:85148200 r5:84a8b000 [ 1331.980197][ T32] r4:00000001 [ 1331.980314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.980408][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1331.980482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.980551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.980645][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.980720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.980772][ T32] r4:8513e7c0 [ 1331.981561][ T32] INFO: task kworker/0:162:4330 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1331.981651][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.981796][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.981902][ T32] Call trace: [ 1331.981975][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1331.982091][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1331.982144][ T32] r4:00000000 [ 1331.982191][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.982319][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1331.982575][ T32] dd20: ac314000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1331.998271][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1331.998369][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1331.998437][ T32] r5:80050013 r4:80239bb0 [ 1331.998544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.998702][ T32] r4:82ac21e4 [ 1331.998754][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.998860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1331.998944][ T32] r4:e04bddc0 [ 1331.999000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1331.999108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1331.999198][ T32] r4:00000000 [ 1331.999295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1331.999417][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1331.999469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.999573][ T32] r5:00001000 r4:ed727000 [ 1331.999629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.999725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.999822][ T32] r5:85ef678c r4:85ef6400 [ 1331.999898][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.000016][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.000103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.000219][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.000345][ T32] r4:849ffe00 [ 1332.000402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.000514][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.000567][ T32] r4:00000001 [ 1332.000620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.000739][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.000805][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.000930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.001004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.001110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.001170][ T32] r4:84b392c0 [ 1332.001225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.001290][ T32] INFO: task kworker/1:443:4332 blocked for more than 458 seconds. [ 1332.001373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.001439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.001493][ T32] task:kworker/1:443 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.001631][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.001742][ T32] Call trace: [ 1332.001869][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.001997][ T32] r10:8291a684 r9:ead05d84 r8:00000002 r7:60000113 r6:ead05d8c r5:84a8bc00 [ 1332.002054][ T32] r4:84a8bc00 [ 1332.002104][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.002213][ T32] r5:84a8bc00 r4:8291a680 [ 1332.002293][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.002398][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.026564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1332.026761][ T32] r4:00000000 [ 1332.026826][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.026975][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.027134][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.027365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146180 [ 1332.027440][ T32] r4:00000000 [ 1332.027584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.027750][ T32] r9:83018205 r8:84a8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1332.027810][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.027925][ T32] r5:00001000 r4:e0865000 [ 1332.028053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.028242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.028352][ T32] r5:85183b8c r4:85183800 [ 1332.028403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.028514][ T32] r7:ddde2d80 r6:83018200 r5:85183b8c r4:84bc4700 [ 1332.028564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.028699][ T32] r10:61c88647 r9:84a8bc00 r8:84bc472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.028755][ T32] r4:84bc4700 [ 1332.028803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.028921][ T32] r10:00000000 r9:84bc4700 r8:80287e08 r7:ead01e60 r6:85148100 r5:84a8bc00 [ 1332.028975][ T32] r4:00000001 [ 1332.029023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.029113][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1332.029184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.029316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.029390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.029464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.029519][ T32] r4:8503f3c0 [ 1332.030306][ T32] INFO: task kworker/1:443:4332 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.030387][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.030840][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.031192][ T32] Call trace: [ 1332.031345][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.031474][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.031551][ T32] r4:00000000 [ 1332.031672][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.031777][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.031996][ T32] dd20: ac89f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.032115][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.032268][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.032345][ T32] r5:80050013 r4:80239bb0 [ 1332.032414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.047589][ T32] r4:82ac21e4 [ 1332.047722][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.047866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.047922][ T32] r4:e04bddc0 [ 1332.047969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.048071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.048159][ T32] r4:00000000 [ 1332.048218][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.048477][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.048538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.048728][ T32] r5:00001000 r4:ed727000 [ 1332.048832][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.048959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.049067][ T32] r5:85ef678c r4:85ef6400 [ 1332.049115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.049224][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.049272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.049381][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.049433][ T32] r4:849ffe00 [ 1332.049482][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.049592][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.049655][ T32] r4:00000001 [ 1332.049737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.049902][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.049982][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.050051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.050206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.050286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.050339][ T32] r4:84b392c0 [ 1332.050484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.050578][ T32] INFO: task kworker/1:444:4335 blocked for more than 458 seconds. [ 1332.050660][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.050719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.050795][ T32] task:kworker/1:444 state:D stack:0 pid:4335 tgid:4335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.050925][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.051214][ T32] Call trace: [ 1332.051377][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.051494][ T32] r10:8291a684 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:84a8e000 [ 1332.051550][ T32] r4:84a8e000 [ 1332.051604][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.051705][ T32] r5:84a8e000 r4:8291a680 [ 1332.051792][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.051891][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.051995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1332.052047][ T32] r4:00000000 [ 1332.052093][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.052302][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.052392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.072242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146200 [ 1332.072411][ T32] r4:00000000 [ 1332.073521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.073690][ T32] r9:83018205 r8:84a8e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1332.073751][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.073864][ T32] r5:00001000 r4:e48a7000 [ 1332.073918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.074015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.074115][ T32] r5:85183f8c r4:85183c00 [ 1332.074204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.074327][ T32] r7:ddde2d80 r6:83018200 r5:85183f8c r4:84bc4980 [ 1332.074382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.074497][ T32] r10:61c88647 r9:84a8e000 r8:84bc49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.074633][ T32] r4:84bc4980 [ 1332.074697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.074811][ T32] r10:00000000 r9:84bc4980 r8:80287e08 r7:ead05e60 r6:85148180 r5:84a8e000 [ 1332.074867][ T32] r4:00000001 [ 1332.074920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.075007][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1332.075076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.075142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.075287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.075366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.075420][ T32] r4:851460c0 [ 1332.076208][ T32] INFO: task kworker/1:444:4335 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.076460][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.076669][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.076786][ T32] Call trace: [ 1332.076867][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.076993][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.077049][ T32] r4:00000000 [ 1332.077103][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.077202][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.077278][ T32] dd20: aca40000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.077355][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.077421][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.077521][ T32] r5:80050013 r4:80239bb0 [ 1332.077583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.077715][ T32] r4:82ac21e4 [ 1332.077811][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.077926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.078124][ T32] r4:e04bddc0 [ 1332.078187][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.078296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.078352][ T32] r4:00000000 [ 1332.078478][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.078610][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.078672][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.078774][ T32] r5:00001000 r4:ed727000 [ 1332.078824][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.078922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.079050][ T32] r5:85ef678c r4:85ef6400 [ 1332.079111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.079225][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.079276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.079387][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.079438][ T32] r4:849ffe00 [ 1332.079546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.079711][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.079786][ T32] r4:00000001 [ 1332.079831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.079923][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.079984][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.080068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.080134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.080206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.080315][ T32] r4:84b392c0 [ 1332.080376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.080439][ T32] INFO: task kworker/1:445:4337 blocked for more than 458 seconds. [ 1332.080544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.080671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.080793][ T32] task:kworker/1:445 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.080910][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.081073][ T32] Call trace: [ 1332.081273][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.081392][ T32] r10:8291a684 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:84a8c800 [ 1332.081450][ T32] r4:84a8c800 [ 1332.081497][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.081595][ T32] r5:84a8c800 r4:8291a680 [ 1332.081652][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.081780][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.081968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1332.082094][ T32] r4:00000000 [ 1332.082198][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.082400][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.107075][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.107240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146480 [ 1332.107322][ T32] r4:00000000 [ 1332.107453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.107584][ T32] r9:83018205 r8:84a8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1332.107677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.107789][ T32] r5:00001000 r4:e48cf000 [ 1332.107836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.107932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.108218][ T32] r5:8427c38c r4:8427c000 [ 1332.108277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.108413][ T32] r7:ddde2d80 r6:83018200 r5:8427c38c r4:84bc4580 [ 1332.108470][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.108603][ T32] r10:61c88647 r9:84a8c800 r8:84bc45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.108686][ T32] r4:84bc4580 [ 1332.108760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.108878][ T32] r10:00000000 r9:84bc4580 r8:80287e08 r7:ead11e60 r6:85148280 r5:84a8c800 [ 1332.108949][ T32] r4:00000001 [ 1332.109019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.109115][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1332.109186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.109255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.109317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.109403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.109462][ T32] r4:85146240 [ 1332.110239][ T32] INFO: task kworker/1:445:4337 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.110329][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.110570][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.110695][ T32] Call trace: [ 1332.110792][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.110942][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.111017][ T32] r4:00000000 [ 1332.111082][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.111176][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.111247][ T32] dd20: acd52000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.111317][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.111401][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.111470][ T32] r5:80050013 r4:80239bb0 [ 1332.111517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.111624][ T32] r4:82ac21e4 [ 1332.111698][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.111810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.111867][ T32] r4:e04bddc0 [ 1332.111933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.112040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.112108][ T32] r4:00000000 [ 1332.112162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.112270][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.112339][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.112445][ T32] r5:00001000 r4:ed727000 [ 1332.133067][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.133306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.133418][ T32] r5:85ef678c r4:85ef6400 [ 1332.133472][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.133615][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.133687][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.133808][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.133869][ T32] r4:849ffe00 [ 1332.133923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.134054][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.134121][ T32] r4:00000001 [ 1332.134172][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.134282][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.134365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.134439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.134514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.134593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.134662][ T32] r4:84b392c0 [ 1332.134718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.134782][ T32] INFO: task kworker/1:446:4339 blocked for more than 458 seconds. [ 1332.134857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.134917][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.134972][ T32] task:kworker/1:446 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.135177][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.135283][ T32] Call trace: [ 1332.135371][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.135493][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000013 r6:ead19d8c r5:84a8ec00 [ 1332.135564][ T32] r4:84a8ec00 [ 1332.135626][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.135736][ T32] r5:84a8ec00 r4:8291a680 [ 1332.135788][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.135889][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.136005][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1332.136066][ T32] r4:00000000 [ 1332.136122][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.136235][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.136358][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.136470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146500 [ 1332.136523][ T32] r4:00000000 [ 1332.136572][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.136734][ T32] r9:83018205 r8:84a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1332.136793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.136893][ T32] r5:00001000 r4:e48f7000 [ 1332.136942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.137032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.137131][ T32] r5:8518438c r4:85184000 [ 1332.137177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.137283][ T32] r7:ddde2d80 r6:83018200 r5:8518438c r4:84bc4a00 [ 1332.137332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.137513][ T32] r10:61c88647 r9:84a8ec00 r8:84bc4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.137631][ T32] r4:84bc4a00 [ 1332.137866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.137985][ T32] r10:00000000 r9:84bc4a00 r8:80287e08 r7:ead15e60 r6:85148300 r5:84a8ec00 [ 1332.138079][ T32] r4:00000001 [ 1332.138133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.138220][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1332.138283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.138396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.138587][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.138670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.138794][ T32] r4:85146440 [ 1332.139570][ T32] INFO: task kworker/1:446:4339 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.139657][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.140242][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.140357][ T32] Call trace: [ 1332.140467][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.140588][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.140777][ T32] r4:00000000 [ 1332.140843][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.140938][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.141104][ T32] dd20: acff4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.141182][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.141243][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.141402][ T32] r5:80050013 r4:80239bb0 [ 1332.141514][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.141633][ T32] r4:82ac21e4 [ 1332.141683][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.141856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.141925][ T32] r4:e04bddc0 [ 1332.142070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.142291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.142511][ T32] r4:00000000 [ 1332.172998][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.173185][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.173269][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.173383][ T32] r5:00001000 r4:ed727000 [ 1332.173448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.173586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.173698][ T32] r5:85ef678c r4:85ef6400 [ 1332.173772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.173891][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.173943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.174092][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.174153][ T32] r4:849ffe00 [ 1332.174203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.174337][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.174432][ T32] r4:00000001 [ 1332.174487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.174576][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.174654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.174759][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.174834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.174907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.174987][ T32] r4:84b392c0 [ 1332.175055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.175140][ T32] INFO: task kworker/1:447:4341 blocked for more than 458 seconds. [ 1332.175207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.175301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.175365][ T32] task:kworker/1:447 state:D stack:0 pid:4341 tgid:4341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.175570][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.175682][ T32] Call trace: [ 1332.175801][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.175929][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000013 r6:ead1dd8c r5:84a8d400 [ 1332.175994][ T32] r4:84a8d400 [ 1332.176049][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.176160][ T32] r5:84a8d400 r4:8291a680 [ 1332.176214][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.176292][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.176392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1332.176449][ T32] r4:00000000 [ 1332.176525][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.176661][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.176833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.176969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146740 [ 1332.177031][ T32] r4:00000000 [ 1332.177080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.177186][ T32] r9:83018205 r8:84a8d400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1332.177238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.177336][ T32] r5:00001000 r4:e890f000 [ 1332.177465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.177564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.177669][ T32] r5:8518478c r4:85184400 [ 1332.177752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.177891][ T32] r7:ddde2d80 r6:83018200 r5:8518478c r4:84bc4b80 [ 1332.178027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.178142][ T32] r10:61c88647 r9:84a8d400 r8:84bc4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.178232][ T32] r4:84bc4b80 [ 1332.178292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.178438][ T32] r10:00000000 r9:84bc4b80 r8:80287e08 r7:ead19e60 r6:85148380 r5:84a8d400 [ 1332.178498][ T32] r4:00000001 [ 1332.178544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.178636][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1332.178701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.178806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.178881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.178983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.179041][ T32] r4:85146540 [ 1332.179804][ T32] INFO: task kworker/1:447:4341 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.179884][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.180010][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.180108][ T32] Call trace: [ 1332.180176][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.180312][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.180384][ T32] r4:00000000 [ 1332.180434][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.180526][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.180594][ T32] dd20: ad1e8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.180697][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.180786][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.180850][ T32] r5:80050013 r4:80239bb0 [ 1332.180898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.180994][ T32] r4:82ac21e4 [ 1332.181058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.181166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.181219][ T32] r4:e04bddc0 [ 1332.181265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.181385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.181446][ T32] r4:00000000 [ 1332.181494][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.181608][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.181660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.181756][ T32] r5:00001000 r4:ed727000 [ 1332.181804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.181898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.182014][ T32] r5:85ef678c r4:85ef6400 [ 1332.182070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.182191][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.182262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.182374][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.182484][ T32] r4:849ffe00 [ 1332.203384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.203547][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.203643][ T32] r4:00000001 [ 1332.203738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.203839][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.203917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.204011][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.204119][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.204197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.204288][ T32] r4:84b392c0 [ 1332.204358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.204424][ T32] INFO: task kworker/1:448:4343 blocked for more than 458 seconds. [ 1332.204532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.204596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.204718][ T32] task:kworker/1:448 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.204907][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.205016][ T32] Call trace: [ 1332.205135][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.205363][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:851c6000 [ 1332.205427][ T32] r4:851c6000 [ 1332.205483][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.205583][ T32] r5:851c6000 r4:8291a680 [ 1332.205683][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.205801][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.205957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1332.206026][ T32] r4:00000000 [ 1332.206079][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.206193][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.206296][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.206400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146880 [ 1332.206477][ T32] r4:00000000 [ 1332.206579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.206732][ T32] r9:83018205 r8:851c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.206793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.206894][ T32] r5:00001000 r4:ea995000 [ 1332.206943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.207068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.207183][ T32] r5:85184b8c r4:85184800 [ 1332.207239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.207355][ T32] r7:ddde2d80 r6:83018200 r5:85184b8c r4:84bc4c00 [ 1332.207448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.207564][ T32] r10:61c88647 r9:851c6000 r8:84bc4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.207663][ T32] r4:84bc4c00 [ 1332.207820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.207932][ T32] r10:00000000 r9:84bc4c00 r8:80287e08 r7:ead1de60 r6:84bc4c80 r5:851c6000 [ 1332.208104][ T32] r4:00000001 [ 1332.208216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.208308][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1332.208372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.208649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.208788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.208902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.208965][ T32] r4:85146700 [ 1332.209975][ T32] INFO: task kworker/1:448:4343 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.210070][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.210299][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.210543][ T32] Call trace: [ 1332.210884][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.211014][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.211310][ T32] r4:00000000 [ 1332.211421][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.211520][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.211645][ T32] dd20: ad494000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.211734][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.211833][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.212030][ T32] r5:80050013 r4:80239bb0 [ 1332.212096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.212257][ T32] r4:82ac21e4 [ 1332.212313][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.212414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.243699][ T32] r4:e04bddc0 [ 1332.243884][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.244061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.244125][ T32] r4:00000000 [ 1332.244180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.244301][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.244360][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.244470][ T32] r5:00001000 r4:ed727000 [ 1332.244523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.244670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.244779][ T32] r5:85ef678c r4:85ef6400 [ 1332.244830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.244948][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.245004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.245118][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.245177][ T32] r4:849ffe00 [ 1332.245228][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.245367][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.245431][ T32] r4:00000001 [ 1332.245500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.245624][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.245718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.245791][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.245862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.245958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.246024][ T32] r4:84b392c0 [ 1332.246086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.246158][ T32] INFO: task kworker/1:449:4345 blocked for more than 458 seconds. [ 1332.246238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.246296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.246349][ T32] task:kworker/1:449 state:D stack:0 pid:4345 tgid:4345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.246476][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.246623][ T32] Call trace: [ 1332.246724][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.246851][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:851c6c00 [ 1332.246911][ T32] r4:851c6c00 [ 1332.246963][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.247066][ T32] r5:851c6c00 r4:8291a680 [ 1332.247119][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.247244][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.247373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1332.247427][ T32] r4:00000000 [ 1332.247474][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.247582][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.247682][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.247824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851469c0 [ 1332.247926][ T32] r4:00000000 [ 1332.247989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.248133][ T32] r9:83018205 r8:851c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1332.248191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.248288][ T32] r5:00001000 r4:ea9b5000 [ 1332.248359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.248456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.248590][ T32] r5:85184f8c r4:85184c00 [ 1332.248751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.249024][ T32] r7:ddde2d80 r6:83018200 r5:85184f8c r4:84bc4a80 [ 1332.249088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.249248][ T32] r10:61c88647 r9:851c6c00 r8:84bc4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.249309][ T32] r4:84bc4a80 [ 1332.249463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.249683][ T32] r10:00000000 r9:84bc4a80 r8:80287e08 r7:eacb1e60 r6:84bc4d00 r5:851c6c00 [ 1332.249801][ T32] r4:00000001 [ 1332.250025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.250176][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1332.250369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.250445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.250510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.250578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.250640][ T32] r4:85146680 [ 1332.251408][ T32] INFO: task kworker/1:449:4345 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.251665][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.251971][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.252170][ T32] Call trace: [ 1332.252249][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.252368][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.252487][ T32] r4:00000000 [ 1332.293646][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.293820][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.293910][ T32] dd20: adb9b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.294006][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.294076][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.294156][ T32] r5:80050013 r4:80239bb0 [ 1332.294212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.294311][ T32] r4:82ac21e4 [ 1332.294360][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.294460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.294514][ T32] r4:e04bddc0 [ 1332.294560][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.294663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.294718][ T32] r4:00000000 [ 1332.294774][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.294895][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.294948][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.295050][ T32] r5:00001000 r4:ed727000 [ 1332.295099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.295225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.295331][ T32] r5:85ef678c r4:85ef6400 [ 1332.295397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.295534][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.295602][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.295725][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.295800][ T32] r4:849ffe00 [ 1332.295859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.295978][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.296064][ T32] r4:00000001 [ 1332.296153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.296254][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.296324][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.296402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.296491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.296594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.296680][ T32] r4:84b392c0 [ 1332.296757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.296868][ T32] INFO: task kworker/1:450:4347 blocked for more than 458 seconds. [ 1332.296949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.297034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.297096][ T32] task:kworker/1:450 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.297232][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.297332][ T32] Call trace: [ 1332.297413][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.297531][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000013 r6:ead21d8c r5:851c4800 [ 1332.297591][ T32] r4:851c4800 [ 1332.297646][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.297753][ T32] r5:851c4800 r4:8291a680 [ 1332.297804][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.297906][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.298006][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1332.298060][ T32] r4:00000000 [ 1332.298107][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.298194][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.298304][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.298417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146c00 [ 1332.298470][ T32] r4:00000000 [ 1332.298523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.298638][ T32] r9:83018205 r8:851c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1332.298716][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.298831][ T32] r5:00001000 r4:ea9e1000 [ 1332.298897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.298998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.299109][ T32] r5:8518538c r4:85185000 [ 1332.299167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.299285][ T32] r7:ddde2d80 r6:83018200 r5:8518538c r4:84bc4d80 [ 1332.299353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.299577][ T32] r10:61c88647 r9:851c4800 r8:84bc4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.299654][ T32] r4:84bc4d80 [ 1332.299704][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.299820][ T32] r10:00000000 r9:84bc4d80 r8:80287e08 r7:ead0de60 r6:84bc4b00 r5:851c4800 [ 1332.299910][ T32] r4:00000001 [ 1332.299987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.300109][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1332.300197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.300290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.300367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.300441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.300499][ T32] r4:85146900 [ 1332.301322][ T32] INFO: task kworker/1:450:4347 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.301416][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.301555][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.301702][ T32] Call trace: [ 1332.301780][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.301934][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.302001][ T32] r4:00000000 [ 1332.302051][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.302148][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.302242][ T32] dd20: adb9b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.302325][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.302392][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.323274][ T32] r5:80050013 r4:80239bb0 [ 1332.323439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.323576][ T32] r4:82ac21e4 [ 1332.323686][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.323796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.323850][ T32] r4:e04bddc0 [ 1332.323919][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.324024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.324106][ T32] r4:00000000 [ 1332.324160][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.324271][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.324322][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.324443][ T32] r5:00001000 r4:ed727000 [ 1332.324539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.324678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.324806][ T32] r5:85ef678c r4:85ef6400 [ 1332.324867][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.324992][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.325048][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.325175][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.325247][ T32] r4:849ffe00 [ 1332.325308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.325419][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.325472][ T32] r4:00000001 [ 1332.325535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.325631][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.325711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.325786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.325883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.325961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.326021][ T32] r4:84b392c0 [ 1332.326078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.326151][ T32] INFO: task kworker/1:451:4350 blocked for more than 458 seconds. [ 1332.326230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.326292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.326374][ T32] task:kworker/1:451 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.326512][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.326637][ T32] Call trace: [ 1332.326716][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.326835][ T32] r10:8291a684 r9:ead25d84 r8:00000002 r7:60000013 r6:ead25d8c r5:851c0000 [ 1332.326901][ T32] r4:851c0000 [ 1332.326952][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.327056][ T32] r5:851c0000 r4:8291a680 [ 1332.327125][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.327224][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.327330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 [ 1332.327388][ T32] r4:00000000 [ 1332.327461][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.327553][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.327653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.327761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146d40 [ 1332.327814][ T32] r4:00000000 [ 1332.327871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.327975][ T32] r9:83018205 r8:851c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1332.328026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.328124][ T32] r5:00001000 r4:ea9f9000 [ 1332.328169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.328275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.328380][ T32] r5:8518578c r4:85185400 [ 1332.328461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.328592][ T32] r7:ddde2d80 r6:83018200 r5:8518578c r4:84bc4e00 [ 1332.328673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.328800][ T32] r10:61c88647 r9:851c0000 r8:84bc4e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.328861][ T32] r4:84bc4e00 [ 1332.328909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.329016][ T32] r10:00000000 r9:84bc4e00 r8:80287e08 r7:ead21e60 r6:84bc4f00 r5:851c0000 [ 1332.329067][ T32] r4:00000001 [ 1332.329122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.329211][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1332.329323][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.329392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.329459][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.329528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.329582][ T32] r4:85146680 [ 1332.330420][ T32] INFO: task kworker/1:451:4350 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.330543][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.330705][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.330835][ T32] Call trace: [ 1332.330919][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.331042][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.331119][ T32] r4:00000000 [ 1332.331188][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.331291][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.331399][ T32] dd20: adc05000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.331491][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.331564][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.331637][ T32] r5:80050013 r4:80239bb0 [ 1332.331694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.331790][ T32] r4:82ac21e4 [ 1332.331837][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.331951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.332003][ T32] r4:e04bddc0 [ 1332.332066][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.332175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.332246][ T32] r4:00000000 [ 1332.332299][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.332409][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.355665][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.355986][ T32] r5:00001000 r4:ed727000 [ 1332.356050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.356158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.356271][ T32] r5:85ef678c r4:85ef6400 [ 1332.356332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.356488][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.356553][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.356704][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.356764][ T32] r4:849ffe00 [ 1332.356831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.356963][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.357017][ T32] r4:00000001 [ 1332.357065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.357158][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.357230][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.357300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.357384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.357461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.357514][ T32] r4:84b392c0 [ 1332.357579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.357776][ T32] INFO: task kworker/1:452:4351 blocked for more than 458 seconds. [ 1332.357882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.357968][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.358035][ T32] task:kworker/1:452 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.358162][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.358260][ T32] Call trace: [ 1332.358332][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.358449][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:851c5400 [ 1332.358521][ T32] r4:851c5400 [ 1332.358605][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.358711][ T32] r5:851c5400 r4:8291a680 [ 1332.358762][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.358878][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.358985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1332.359037][ T32] r4:00000000 [ 1332.359080][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.359163][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.359253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.359354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155000 [ 1332.359405][ T32] r4:00000000 [ 1332.359453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.359558][ T32] r9:83018205 r8:851c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1332.359612][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.359709][ T32] r5:00001000 r4:eaa4f000 [ 1332.359756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.359846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.359949][ T32] r5:85185b8c r4:85185800 [ 1332.359995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.360126][ T32] r7:ddde2d80 r6:83018200 r5:85185b8c r4:84bc4f80 [ 1332.360192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.360321][ T32] r10:61c88647 r9:851c5400 r8:84bc4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.360381][ T32] r4:84bc4f80 [ 1332.360425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.360533][ T32] r10:00000000 r9:84bc4f80 r8:80287e08 r7:ead25e60 r6:84bc4e80 r5:851c5400 [ 1332.360588][ T32] r4:00000001 [ 1332.360685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.360778][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1332.360843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.360931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.361022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.361091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.361181][ T32] r4:85146ac0 [ 1332.361994][ T32] INFO: task kworker/1:452:4351 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.362076][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.362204][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.362301][ T32] Call trace: [ 1332.362373][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.381146][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.381240][ T32] r4:00000000 [ 1332.381312][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.381450][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.381529][ T32] dd20: adfd7000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.381604][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.381669][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.381731][ T32] r5:80050013 r4:80239bb0 [ 1332.381797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.381913][ T32] r4:82ac21e4 [ 1332.381966][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.382108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.382169][ T32] r4:e04bddc0 [ 1332.382234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.382346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.382399][ T32] r4:00000000 [ 1332.396417][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.396769][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.396978][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.397115][ T32] r5:00001000 r4:ed727000 [ 1332.397186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.397297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.397409][ T32] r5:85ef678c r4:85ef6400 [ 1332.397495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.397630][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.397691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.397810][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.397900][ T32] r4:849ffe00 [ 1332.397980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.398108][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.398168][ T32] r4:00000001 [ 1332.398217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.398329][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.398429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.398509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.398576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.398648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.398705][ T32] r4:84b392c0 [ 1332.398784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.398866][ T32] INFO: task kworker/1:453:4353 blocked for more than 458 seconds. [ 1332.398961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.399056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.399118][ T32] task:kworker/1:453 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.399253][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.399361][ T32] Call trace: [ 1332.399460][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.399593][ T32] r10:8291a684 r9:ead2dd84 r8:00000002 r7:60000013 r6:ead2dd8c r5:851c8000 [ 1332.399665][ T32] r4:851c8000 [ 1332.399742][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.399882][ T32] r5:851c8000 r4:8291a680 [ 1332.399939][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.400053][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.400179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1332.400237][ T32] r4:00000000 [ 1332.400283][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.400366][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.400449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.400551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155380 [ 1332.400604][ T32] r4:00000000 [ 1332.400685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.400792][ T32] r9:83018205 r8:851c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1332.400844][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.400952][ T32] r5:00001000 r4:eab19000 [ 1332.400999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.401112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.401218][ T32] r5:85185f8c r4:85185c00 [ 1332.401266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.401372][ T32] r7:ddde2d80 r6:83018200 r5:85185f8c r4:85141100 [ 1332.401424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.401533][ T32] r10:61c88647 r9:851c8000 r8:8514112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.401587][ T32] r4:85141100 [ 1332.401637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.401746][ T32] r10:00000000 r9:85141100 r8:80287e08 r7:ead29e60 r6:85141000 r5:851c8000 [ 1332.401819][ T32] r4:00000001 [ 1332.401879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.401974][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1332.402043][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.402115][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.402181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.402281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.402344][ T32] r4:85155100 [ 1332.413904][ T32] INFO: task kworker/1:453:4353 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.414091][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.414247][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.414395][ T32] Call trace: [ 1332.414496][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.414639][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.414707][ T32] r4:00000000 [ 1332.414758][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.414861][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.414953][ T32] dd20: ae14a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.415061][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.415135][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.415197][ T32] r5:80050013 r4:80239bb0 [ 1332.415249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.415349][ T32] r4:82ac21e4 [ 1332.415401][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.415549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.415635][ T32] r4:e04bddc0 [ 1332.415726][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.415840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.415911][ T32] r4:00000000 [ 1332.415984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.416120][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.416181][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.416311][ T32] r5:00001000 r4:ed727000 [ 1332.416372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.416470][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.416574][ T32] r5:85ef678c r4:85ef6400 [ 1332.416650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.416787][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.416880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.417011][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.417067][ T32] r4:849ffe00 [ 1332.417135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.417257][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.417312][ T32] r4:00000001 [ 1332.417382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.417474][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.417543][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.417613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.417685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.417776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.417859][ T32] r4:84b392c0 [ 1332.417922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.418004][ T32] INFO: task kworker/1:454:4356 blocked for more than 458 seconds. [ 1332.418077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.418135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.418183][ T32] task:kworker/1:454 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.418307][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.418429][ T32] Call trace: [ 1332.418537][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.418668][ T32] r10:8291a684 r9:ead35d84 r8:00000002 r7:60000013 r6:ead35d8c r5:851c8c00 [ 1332.418753][ T32] r4:851c8c00 [ 1332.418834][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.418945][ T32] r5:851c8c00 r4:8291a680 [ 1332.419011][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.419136][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.419258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1332.419314][ T32] r4:00000000 [ 1332.419363][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.419448][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.419534][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.419637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155600 [ 1332.419693][ T32] r4:00000000 [ 1332.419741][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.419870][ T32] r9:83018205 r8:851c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1332.419928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.420030][ T32] r5:00001000 r4:eab33000 [ 1332.420079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.420194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.420314][ T32] r5:8518638c r4:85186000 [ 1332.420366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.420478][ T32] r7:ddde2d80 r6:83018200 r5:8518638c r4:85141080 [ 1332.420546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.420726][ T32] r10:61c88647 r9:851c8c00 r8:851410ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.420798][ T32] r4:85141080 [ 1332.420861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.420994][ T32] r10:00000000 r9:85141080 r8:80287e08 r7:ead2de60 r6:85141280 r5:851c8c00 [ 1332.421071][ T32] r4:00000001 [ 1332.421148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.421253][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.421326][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.421416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.421502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.421579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.421640][ T32] r4:85155340 [ 1332.422164][ T32] INFO: task kworker/1:454:4356 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.422270][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.455303][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.455601][ T32] Call trace: [ 1332.455719][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.455876][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.455946][ T32] r4:00000000 [ 1332.456007][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.456119][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.456203][ T32] dd20: ae4ee000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.456285][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.456355][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.456418][ T32] r5:80050013 r4:80239bb0 [ 1332.456471][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.456579][ T32] r4:82ac21e4 [ 1332.456660][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.456782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.456846][ T32] r4:e04bddc0 [ 1332.456933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.457054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.457118][ T32] r4:00000000 [ 1332.457177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.457320][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.457391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.457497][ T32] r5:00001000 r4:ed727000 [ 1332.457598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.457705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.457811][ T32] r5:85ef678c r4:85ef6400 [ 1332.457870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.458238][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1332.458662][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1332.459241][ T32] INFO: task kworker/0:163:4357 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.459992][ T32] r4:851ca400 ** 4 printk messages dropped ** [ 1332.460416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 ** 7 printk messages dropped ** [ 1332.461113][ T32] r9:83018005 r8:851ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1332.461607][ T32] r5:851d8f8c r4:851d8c00 ** 2 printk messages dropped ** [ 1332.461844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1332.462022][ T32] r4:85148400 ** 2 printk messages dropped ** [ 1332.462258][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.488741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.489818][ T32] INFO: task kworker/0:163:4357 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.489933][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.490127][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.490338][ T32] Call trace: [ 1332.490413][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.490574][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.490651][ T32] r4:00000000 [ 1332.490706][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.490836][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.490930][ T32] dd20: ae6e8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.491014][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.491102][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.491222][ T32] r5:80050013 r4:80239bb0 [ 1332.491303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.491434][ T32] r4:82ac21e4 [ 1332.491517][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.491696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.491762][ T32] r4:e04bddc0 [ 1332.491847][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.492039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.492129][ T32] r4:00000000 [ 1332.492187][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.492325][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.492396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.496359][ T32] r5:00001000 r4:ed727000 [ 1332.496475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.496599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.496736][ T32] r5:85ef678c r4:85ef6400 [ 1332.496790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.496917][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.496973][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.497089][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.497147][ T32] r4:849ffe00 [ 1332.497217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.497352][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.497415][ T32] r4:00000001 [ 1332.497466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.497561][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.497637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.497712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.497780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.497865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.497927][ T32] r4:84b392c0 [ 1332.497986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.498052][ T32] INFO: task kworker/1:455:4359 blocked for more than 458 seconds. [ 1332.498123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.498188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.498268][ T32] task:kworker/1:455 state:D stack:0 pid:4359 tgid:4359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.498434][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.498571][ T32] Call trace: [ 1332.498691][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.498834][ T32] r10:8291a684 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:851cbc00 [ 1332.498911][ T32] r4:851cbc00 [ 1332.498963][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.499077][ T32] r5:851cbc00 r4:8291a680 [ 1332.499128][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.499256][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.499373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1332.499428][ T32] r4:00000000 [ 1332.499474][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.499577][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.499675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.499776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851558c0 [ 1332.499847][ T32] r4:00000000 [ 1332.499907][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.500017][ T32] r9:83018205 r8:851cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1332.500068][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.500206][ T32] r5:00001000 r4:eab3d000 [ 1332.500271][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.500381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.500486][ T32] r5:8518678c r4:85186400 [ 1332.500537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.500672][ T32] r7:ddde2d80 r6:83018200 r5:8518678c r4:85141380 [ 1332.500724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.500834][ T32] r10:61c88647 r9:851cbc00 r8:851413ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.501097][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.501533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.527137][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.527535][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1332.528010][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1332.528510][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1332.529013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.529539][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1332.529812][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.529890][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.529974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.530059][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.530135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.530205][ T32] r4:84b392c0 [ 1332.530279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.530367][ T32] INFO: task kworker/1:456:4361 blocked for more than 459 seconds. [ 1332.530442][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.530501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.530570][ T32] task:kworker/1:456 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.530681][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.530773][ T32] Call trace: [ 1332.530845][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.530965][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:851cb000 [ 1332.531022][ T32] r4:851cb000 [ 1332.531087][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.531192][ T32] r5:851cb000 r4:8291a680 [ 1332.531242][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.531350][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.531475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1332.531534][ T32] r4:00000000 [ 1332.531597][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.531688][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.531781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.531898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155d40 [ 1332.531960][ T32] r4:00000000 [ 1332.532013][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.532139][ T32] r9:83018205 r8:851cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1332.532198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.532327][ T32] r5:00001000 r4:eab67000 [ 1332.532400][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.546220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.546398][ T32] r5:85186b8c r4:85186800 [ 1332.546465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.546585][ T32] r7:ddde2d80 r6:83018200 r5:85186b8c r4:85141300 [ 1332.546642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.546756][ T32] r10:61c88647 r9:851cb000 r8:8514132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.546811][ T32] r4:85141300 [ 1332.546871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.546985][ T32] r10:00000000 r9:85141300 r8:80287e08 r7:ead3de60 r6:85141500 r5:851cb000 [ 1332.547040][ T32] r4:00000001 [ 1332.547114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.547217][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.547295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.547392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.547463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.547561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.547631][ T32] r4:85155640 [ 1332.548426][ T32] INFO: task kworker/1:456:4361 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.548511][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.548735][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.548850][ T32] Call trace: [ 1332.548932][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.549061][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.549120][ T32] r4:00000000 [ 1332.549168][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.549258][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.549326][ T32] dd20: ae99a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.549396][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.549458][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.549514][ T32] r5:80050013 r4:80239bb0 [ 1332.549561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.549658][ T32] r4:82ac21e4 [ 1332.549726][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1332.550075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1332.550895][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 7 printk messages dropped ** [ 1332.551530][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 7 printk messages dropped ** [ 1332.552080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.579128][ T32] r4:851cd400 ** 4 printk messages dropped ** [ 1332.579564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 ** 5 printk messages dropped ** [ 1332.580052][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.580754][ T32] r5:85186f8c r4:85186c00 [ 1332.580808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.581188][ T32] r4:85141400 ** 5 printk messages dropped ** [ 1332.581659][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.594159][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.595605][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1332.596197][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.596367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 5 printk messages dropped ** [ 1332.597098][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 1 printk messages dropped ** [ 1332.597307][ T32] r5:00001000 r4:ed727000 [ 1332.597364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.597456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.597555][ T32] r5:85ef678c r4:85ef6400 [ 1332.597625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.597744][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.597794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.597985][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.598046][ T32] r4:849ffe00 [ 1332.598094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.598203][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.598260][ T32] r4:00000001 [ 1332.598308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.598429][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.598503][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.598609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.598688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.598757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.598810][ T32] r4:84b392c0 [ 1332.598867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.598930][ T32] INFO: task kworker/0:164:4365 blocked for more than 459 seconds. [ 1332.599002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.599060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.599108][ T32] task:kworker/0:164 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.599246][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.599427][ T32] Call trace: [ 1332.599498][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.599606][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:84a89800 [ 1332.599661][ T32] r4:84a89800 [ 1332.599708][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.599804][ T32] r5:84a89800 r4:8291a680 [ 1332.599849][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.599993][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.600101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1332.600156][ T32] r4:00000000 [ 1332.600236][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.600394][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.600481][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.600581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135640 [ 1332.600659][ T32] r4:00000000 [ 1332.600709][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.600863][ T32] r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1332.600920][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.601019][ T32] r5:00001000 r4:e00cb000 [ 1332.601100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.601201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.601334][ T32] r5:851d9f8c r4:851d9c00 [ 1332.601385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.601491][ T32] r7:dddced80 r6:83018000 r5:851d9f8c r4:85148580 [ 1332.601624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.601740][ T32] r10:61c88647 r9:84a89800 r8:851485ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.601809][ T32] r4:85148580 [ 1332.601865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.601971][ T32] r10:00000000 r9:85148580 r8:80287e08 r7:eacbde60 r6:85148500 r5:84a89800 [ 1332.602024][ T32] r4:00000001 [ 1332.602069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.602151][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1332.602234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.602323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.602396][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.636244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.636448][ T32] r4:8513e580 [ 1332.637297][ T32] INFO: task kworker/0:164:4365 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.637390][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.637572][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.637708][ T32] Call trace: [ 1332.637785][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.637917][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.637973][ T32] r4:00000000 [ 1332.638045][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.638148][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.638220][ T32] dd20: aeec1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.638292][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.638355][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.638413][ T32] r5:80050013 r4:80239bb0 [ 1332.638864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.638993][ T32] r4:82ac21e4 [ 1332.639073][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.639316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.639383][ T32] r4:e04bddc0 [ 1332.639453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.639566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.639626][ T32] r4:00000000 [ 1332.639694][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.639817][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.639881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.639987][ T32] r5:00001000 r4:ed727000 [ 1332.640065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.640171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.640277][ T32] r5:85ef678c r4:85ef6400 [ 1332.640343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.640460][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.640528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.640679][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.640750][ T32] r4:849ffe00 [ 1332.640799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.640920][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.640994][ T32] r4:00000001 [ 1332.641058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.641272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.641984][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.642332][ T32] r10:8291a684 r9:ead39d84 r8:00000002 r7:60000113 r6:ead39d8c r5:850fec00 ** 4 printk messages dropped ** [ 1332.653628][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.653946][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.654137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135500 [ 1332.654191][ T32] r4:00000000 [ 1332.654238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.654348][ T32] r9:83018005 r8:850fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1332.654400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.654501][ T32] r5:00001000 r4:dfbb3000 [ 1332.654566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.654665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.654794][ T32] r5:851d9b8c r4:851d9800 [ 1332.654857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.654971][ T32] r7:dddced80 r6:83018000 r5:851d9b8c r4:85148600 [ 1332.655039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.655155][ T32] r10:61c88647 r9:850fec00 r8:8514862c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.655209][ T32] r4:85148600 [ 1332.655275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.655402][ T32] r10:00000000 r9:85148600 r8:80287e08 r7:eac99e60 r6:85148480 r5:850fec00 [ 1332.655454][ T32] r4:00000001 [ 1332.655501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.655587][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1332.655665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.655752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.655823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.655906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.655964][ T32] r4:8513e580 [ 1332.656822][ T32] INFO: task kworker/0:165:4366 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.656927][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.657080][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.657234][ T32] Call trace: [ 1332.657325][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.657447][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.657521][ T32] r4:00000000 [ 1332.657577][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.657677][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.657747][ T32] dd20: aef26000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.657818][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.657903][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.657983][ T32] r5:80050013 r4:80239bb0 [ 1332.658053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.658163][ T32] r4:82ac21e4 [ 1332.658212][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.658311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.658365][ T32] r4:e04bddc0 [ 1332.658410][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.658509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.658562][ T32] r4:00000000 [ 1332.658624][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.658749][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.658815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.658928][ T32] r5:00001000 r4:ed727000 [ 1332.658977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.659067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.659162][ T32] r5:85ef678c r4:85ef6400 [ 1332.659227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.659340][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.659390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.659497][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.659553][ T32] r4:849ffe00 [ 1332.659599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.659709][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.659762][ T32] r4:00000001 [ 1332.659807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.659900][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 2 printk messages dropped ** [ 1332.660096][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.660730][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.661374][ T32] r5:85110c00 r4:8291a680 ** 3 printk messages dropped ** [ 1332.661733][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.662078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155e80 ** 7 printk messages dropped ** [ 1332.691317][ T32] r5:8518738c r4:85187000 [ 1332.691372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.691932][ T32] r10:00000000 r9:85141680 r8:80287e08 r7:ead49e60 r6:85148680 r5:85110c00 ** 6 printk messages dropped ** [ 1332.700342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.702027][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.702366][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1332.718207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 8 printk messages dropped ** [ 1332.718930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.719775][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.719831][ T32] r4:00000001 [ 1332.719944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.720059][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.720135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.720207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.720271][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.720360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.720435][ T32] r4:84b392c0 [ 1332.720498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.720581][ T32] INFO: task kworker/1:459:4371 blocked for more than 459 seconds. [ 1332.720683][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.720744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.720813][ T32] task:kworker/1:459 state:D stack:0 pid:4371 tgid:4371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.721019][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.721138][ T32] Call trace: [ 1332.721218][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.721336][ T32] r10:8291a684 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:85112400 [ 1332.721392][ T32] r4:85112400 [ 1332.721438][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.721555][ T32] r5:85112400 r4:8291a680 [ 1332.721612][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.721706][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.721807][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1332.721882][ T32] r4:00000000 [ 1332.721936][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.722020][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.722121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.722245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85155f80 [ 1332.722303][ T32] r4:00000000 [ 1332.722351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.731293][ T32] r9:83018205 r8:85112400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1332.731509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.731686][ T32] r5:00001000 r4:ead63000 [ 1332.731763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.731886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.732008][ T32] r5:8518778c r4:85187400 [ 1332.732088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.732225][ T32] r7:ddde2d80 r6:83018200 r5:8518778c r4:85141580 [ 1332.732282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.732399][ T32] r10:61c88647 r9:85112400 r8:851415ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.743119][ T32] r4:85141580 [ 1332.743239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.743403][ T32] r10:00000000 r9:85141580 r8:80287e08 r7:ead59e60 r6:85148700 r5:85112400 [ 1332.743480][ T32] r4:00000001 [ 1332.743536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.743636][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1332.743712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.743781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.743848][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.743919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.743972][ T32] r4:85155ec0 [ 1332.744805][ T32] INFO: task kworker/1:459:4371 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.744907][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.745081][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.745188][ T32] Call trace: [ 1332.745259][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.745379][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.745434][ T32] r4:00000000 [ 1332.745482][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.745571][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.745647][ T32] dd20: af571000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.745732][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.745803][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.745864][ T32] r5:80050013 r4:80239bb0 [ 1332.745916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.746046][ T32] r4:82ac21e4 [ 1332.746116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.746228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.746285][ T32] r4:e04bddc0 [ 1332.746335][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.746442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 4 printk messages dropped ** [ 1332.746881][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1332.747308][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1332.747760][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.748241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.749121][ T32] r10:8291a684 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:851c9800 ** 3 printk messages dropped ** [ 1332.749367][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.749765][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.750009][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.750157][ T32] r9:83018205 r8:851c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1332.750208][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.750301][ T32] r5:00001000 r4:ead77000 [ 1332.750348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.750436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.750533][ T32] r5:85187f8c r4:85187c00 [ 1332.750579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.750693][ T32] r7:ddde2d80 r6:83018200 r5:85187f8c r4:85141780 [ 1332.750744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.750851][ T32] r10:61c88647 r9:851c9800 r8:851417ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.750909][ T32] r4:85141780 [ 1332.750953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.751058][ T32] r10:00000000 r9:85141780 r8:80287e08 r7:ead61e60 r6:85141600 r5:851c9800 [ 1332.751109][ T32] r4:00000001 [ 1332.751191][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.751306][ T32] Exception stack(0xead4dfb0 to 0xead4dff8) [ 1332.751379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.751464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.751534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.751623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.751681][ T32] r4:85146e40 [ 1332.752166][ T32] INFO: task kworker/1:460:4373 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.752243][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.752424][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.776270][ T32] Call trace: [ 1332.776365][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.776525][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.776589][ T32] r4:00000000 [ 1332.776688][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.776792][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.776867][ T32] dd20: af719000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.776943][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.777006][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.777072][ T32] r5:80050013 r4:80239bb0 [ 1332.777126][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.777232][ T32] r4:82ac21e4 [ 1332.777285][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.777396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.777454][ T32] r4:e04bddc0 [ 1332.777499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.777628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.777690][ T32] r4:00000000 [ 1332.777740][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.777855][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.777914][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.778023][ T32] r5:00001000 r4:ed727000 [ 1332.778075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.778167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.778269][ T32] r5:85ef678c r4:85ef6400 [ 1332.778342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.778474][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.778540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.778675][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.778740][ T32] r4:849ffe00 [ 1332.778807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.778923][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.778979][ T32] r4:00000001 [ 1332.779025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.779108][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.779188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.779265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.779331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.779431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.779535][ T32] r4:84b392c0 [ 1332.779594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.779666][ T32] INFO: task kworker/1:461:4375 blocked for more than 459 seconds. [ 1332.779735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.779790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.779842][ T32] task:kworker/1:461 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.779980][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.780088][ T32] Call trace: [ 1332.780194][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.780323][ T32] r10:8291a684 r9:ead6dd84 r8:00000002 r7:60000013 r6:ead6dd8c r5:851ce000 [ 1332.780383][ T32] r4:851ce000 [ 1332.780432][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.780532][ T32] r5:851ce000 r4:8291a680 [ 1332.780596][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.780721][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.780825][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 [ 1332.780880][ T32] r4:00000000 [ 1332.780929][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.781035][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.781136][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.781242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146fc0 ** 2 printk messages dropped ** [ 1332.781443][ T32] r9:83018205 r8:851ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1332.781836][ T32] r5:85187b8c r4:85187800 [ 1332.781884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.782142][ T32] r10:61c88647 r9:851ce000 r8:8514182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.797395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.798713][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.799264][ T32] dd20: af7a3000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1332.799931][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1332.800569][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1332.801223][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.801718][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1332.802228][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1332.824271][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.824996][ T32] r5:851cec00 r4:8291a680 ** 3 printk messages dropped ** [ 1332.825326][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.825791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138600 ** 7 printk messages dropped ** [ 1332.826650][ T32] r5:8518c78c r4:8518c400 ** 2 printk messages dropped ** [ 1332.826984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1332.827503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.828810][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.829507][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1332.829756][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1332.830257][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1332.830468][ T32] r4:e04bddc0 [ 1332.830514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.830623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.830676][ T32] r4:00000000 [ 1332.830725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.830831][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.830881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.831012][ T32] r5:00001000 r4:ed727000 [ 1332.831066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.831160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.831267][ T32] r5:85ef678c r4:85ef6400 [ 1332.831318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.831432][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.831483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.831593][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.831655][ T32] r4:849ffe00 [ 1332.831702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.831809][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.831863][ T32] r4:00000001 [ 1332.831910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.831992][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.832056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.832231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.832341][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.832418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.867874][ T32] r4:84b392c0 [ 1332.868052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.868168][ T32] INFO: task kworker/1:463:4378 blocked for more than 459 seconds. [ 1332.868250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.868307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.868357][ T32] task:kworker/1:463 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.868483][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.868605][ T32] Call trace: [ 1332.868751][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.868874][ T32] r10:8291a684 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:851cc800 [ 1332.869025][ T32] r4:851cc800 [ 1332.869083][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.869179][ T32] r5:851cc800 r4:8291a680 [ 1332.869400][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.869627][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.870095][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1332.870183][ T32] r4:00000000 [ 1332.870307][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.870396][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.870488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.870621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138440 [ 1332.870684][ T32] r4:00000000 [ 1332.870732][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.870851][ T32] r9:83018205 r8:851cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.870907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.871006][ T32] r5:00001000 r4:dff43000 [ 1332.871064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.871200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.871305][ T32] r5:8518c38c r4:8518c000 [ 1332.871357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.871466][ T32] r7:ddde2d80 r6:83018200 r5:8518c38c r4:85141900 [ 1332.871636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.872140][ T32] r10:61c88647 r9:851cc800 r8:8514192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.872511][ T32] r4:85141900 [ 1332.872576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.872717][ T32] r10:00000000 r9:85141900 r8:80287e08 r7:ead75e60 r6:85141980 r5:851cc800 [ 1332.872770][ T32] r4:00000001 [ 1332.872820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.883355][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.883478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.883552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.883631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.883749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.883891][ T32] r4:85138140 [ 1332.884698][ T32] INFO: task kworker/1:463:4378 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.884784][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.884930][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.885043][ T32] Call trace: [ 1332.885115][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.885273][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.885343][ T32] r4:00000000 [ 1332.885395][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.885486][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.885619][ T32] dd20: afd76000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.885722][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.885806][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.885894][ T32] r5:80050013 r4:80239bb0 [ 1332.885948][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.886136][ T32] r4:82ac21e4 [ 1332.886234][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.886354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.886414][ T32] r4:e04bddc0 [ 1332.886527][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.886666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.886761][ T32] r4:00000000 [ 1332.886827][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.886941][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.887001][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.887379][ T32] r5:85ef678c r4:85ef6400 [ 1332.887434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.887544][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.887596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.887713][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.887805][ T32] r4:849ffe00 [ 1332.887862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.887975][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.888027][ T32] r4:00000001 [ 1332.888082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.888163][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.888226][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.888294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.888357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.888449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.888528][ T32] r4:84b392c0 [ 1332.888610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.888726][ T32] INFO: task kworker/1:464:4384 blocked for more than 459 seconds. [ 1332.888808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.888939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.889008][ T32] task:kworker/1:464 state:D stack:0 pid:4384 tgid:4384 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.889137][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.889310][ T32] Call trace: [ 1332.889393][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1332.889502][ T32] r10:8291a684 r9:eac65d84 r8:00000002 r7:60000013 r6:eac65d8c r5:851c3000 [ 1332.889579][ T32] r4:851c3000 [ 1332.889645][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1332.889744][ T32] r5:851c3000 r4:8291a680 [ 1332.889830][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.889978][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.890093][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [ 1332.890154][ T32] r4:00000000 [ 1332.890276][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1332.890371][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1332.890452][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.890552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851387c0 [ 1332.890603][ T32] r4:00000000 [ 1332.890725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.890823][ T32] r9:83018205 r8:851c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1332.890880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.890982][ T32] r5:00001000 r4:e06d3000 [ 1332.891031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.891121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.891216][ T32] r5:8518cb8c r4:8518c800 [ 1332.891261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.891365][ T32] r7:ddde2d80 r6:83018200 r5:8518cb8c r4:85141a80 [ 1332.891450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.891565][ T32] r10:61c88647 r9:851c3000 r8:85141aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.891665][ T32] r4:85141a80 [ 1332.891717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.891822][ T32] r10:00000000 r9:85141a80 r8:80287e08 r7:ead75e60 r6:85141b80 r5:851c3000 [ 1332.891877][ T32] r4:00000001 [ 1332.891924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.892117][ T32] Exception stack(0xeac65fb0 to 0xeac65ff8) [ 1332.892187][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.892295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.892391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.920044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.920206][ T32] r4:851385c0 [ 1332.921086][ T32] INFO: task kworker/1:464:4384 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.921185][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.921341][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.921460][ T32] Call trace: [ 1332.921535][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.921749][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.921819][ T32] r4:00000000 [ 1332.921868][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.922071][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.922164][ T32] dd20: b011b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.922238][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.922304][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.922363][ T32] r5:80050013 r4:80239bb0 [ 1332.922434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.930702][ T32] r4:82ac21e4 [ 1332.930813][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.930959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.931021][ T32] r4:e04bddc0 [ 1332.931069][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.931172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.931227][ T32] r4:00000000 [ 1332.931277][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.931387][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.931443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.931548][ T32] r5:00001000 r4:ed727000 [ 1332.931596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.931742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.931852][ T32] r5:85ef678c r4:85ef6400 [ 1332.931914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.932068][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.932128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.932235][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.932293][ T32] r4:849ffe00 [ 1332.932380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.943015][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1332.943128][ T32] r4:00000001 [ 1332.943181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.943292][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1332.943366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.943496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.943574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.943656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.943710][ T32] r4:84b392c0 [ 1332.943799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.943879][ T32] INFO: task kworker/0:166:4386 blocked for more than 459 seconds. [ 1332.943955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1332.944228][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.944852][ T32] r5:85208c00 r4:8291a680 ** 3 printk messages dropped ** [ 1332.945149][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.945582][ T32] r4:00000000 [ 1332.945667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.945791][ T32] r9:83018005 r8:85208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1332.945884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.945999][ T32] r5:00001000 r4:eaca5000 [ 1332.946074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.946204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.946311][ T32] r5:851db38c r4:851db000 [ 1332.946360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.946475][ T32] r7:dddced80 r6:83018000 r5:851db38c r4:85148780 [ 1332.946643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.946927][ T32] r10:61c88647 r9:85208c00 r8:851487ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.947018][ T32] r4:85148780 [ 1332.947071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.947183][ T32] r10:00000000 r9:85148780 r8:80287e08 r7:eac99e60 r6:85141c00 r5:85208c00 [ 1332.947269][ T32] r4:00000001 [ 1332.947323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.947409][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1332.947476][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.947545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.947620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.947688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.947745][ T32] r4:85135840 [ 1332.948476][ T32] INFO: task kworker/0:166:4386 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.948569][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.948735][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.948886][ T32] Call trace: [ 1332.948969][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.949091][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.949149][ T32] r4:00000000 [ 1332.949198][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.949293][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.949441][ T32] dd20: b02be000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.949533][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.949600][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.949667][ T32] r5:80050013 r4:80239bb0 [ 1332.949713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.949812][ T32] r4:82ac21e4 [ 1332.949861][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.950002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.950060][ T32] r4:e04bddc0 [ 1332.950105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.950243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.950299][ T32] r4:00000000 [ 1332.950346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.950455][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.950502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.950599][ T32] r5:00001000 r4:ed727000 [ 1332.950655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.950747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.950843][ T32] r5:85ef678c r4:85ef6400 [ 1332.950890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.950995][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1332.951050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.951197][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.951258][ T32] r4:849ffe00 [ 1332.951304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.951413][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1332.951811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.975052][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.975704][ T32] r5:85209800 r4:8291a680 ** 2 printk messages dropped ** [ 1332.976073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 ** 2 printk messages dropped ** [ 1332.976445][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.976889][ T32] r9:83018005 r8:85209800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 2 printk messages dropped ** [ 1332.977135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.977231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.977329][ T32] r5:851da78c r4:851da400 [ 1332.977379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.977488][ T32] r7:dddced80 r6:83018000 r5:851da78c r4:85148900 [ 1332.977537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.977656][ T32] r10:61c88647 r9:85209800 r8:8514892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.977733][ T32] r4:85148900 [ 1332.977909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.978029][ T32] r10:00000000 r9:85148900 r8:80287e08 r7:eac9de60 r6:85141d00 r5:85209800 [ 1332.978083][ T32] r4:00000001 [ 1332.978153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.978246][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1332.978311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.978380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.978443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.978511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.978572][ T32] r4:85135840 [ 1332.979380][ T32] INFO: task kworker/0:167:4387 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1332.979469][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.979645][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.979746][ T32] Call trace: [ 1332.979815][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1332.979971][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1332.980033][ T32] r4:00000000 [ 1332.980082][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.980333][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1332.980409][ T32] dd20: b0483000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1332.980479][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1332.980540][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1332.980620][ T32] r5:80050013 r4:80239bb0 [ 1332.980730][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.980843][ T32] r4:82ac21e4 [ 1332.980894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.980996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1332.981051][ T32] r4:e04bddc0 [ 1332.981096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1332.981198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1332.981252][ T32] r4:00000000 [ 1332.981317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1332.981431][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1332.981480][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.981600][ T32] r5:00001000 r4:ed727000 [ 1332.981660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.981752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.982546][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1333.004288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.005071][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.005924][ T32] r5:8520a400 r4:8291a680 ** 3 printk messages dropped ** [ 1333.006326][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.006770][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.007380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.007739][ T32] r7:ddde2d80 r6:83018200 r5:851da38c r4:85141b00 ** 4 printk messages dropped ** [ 1333.008263][ T32] r10:00000000 r9:85141b00 r8:80287e08 r7:eac65e60 r6:85141c80 r5:8520a400 ** 4 printk messages dropped ** [ 1333.008772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.009809][ T32] INFO: task kworker/1:465:4388 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 2 printk messages dropped ** [ 1333.010194][ T32] Call trace: [ 1333.010264][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.010380][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.010436][ T32] r4:00000000 [ 1333.010551][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.010691][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.010765][ T32] dd20: b0757000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.010836][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.010901][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.010959][ T32] r5:80050013 r4:80239bb0 [ 1333.011007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.011100][ T32] r4:82ac21e4 [ 1333.011148][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.011247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.011320][ T32] r4:e04bddc0 [ 1333.011407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.011589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.011656][ T32] r4:00000000 [ 1333.011702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.011810][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.011862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.011959][ T32] r5:00001000 r4:ed727000 [ 1333.012006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.012097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.012194][ T32] r5:85ef678c r4:85ef6400 [ 1333.012243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.012347][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.012397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.012571][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.043976][ T32] r4:849ffe00 [ 1333.044125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.044285][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.044342][ T32] r4:00000001 [ 1333.044388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.044519][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.044600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.044721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.044832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.044910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.045005][ T32] r4:84b392c0 [ 1333.045077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.045139][ T32] INFO: task kworker/1:466:4390 blocked for more than 459 seconds. [ 1333.045207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.045265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.045316][ T32] task:kworker/1:466 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.045426][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.045523][ T32] Call trace: [ 1333.045654][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.045774][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:8520bc00 [ 1333.045833][ T32] r4:8520bc00 [ 1333.045885][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.045988][ T32] r5:8520bc00 r4:8291a680 [ 1333.046040][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.046139][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.046245][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1333.046297][ T32] r4:00000000 [ 1333.046344][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.046430][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.046524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.046636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138e00 [ 1333.046692][ T32] r4:00000000 [ 1333.046741][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.046850][ T32] r9:83018205 r8:8520bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1333.046904][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.047015][ T32] r5:00001000 r4:e0749000 [ 1333.047089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.047190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.047324][ T32] r5:8518cf8c r4:8518cc00 [ 1333.047384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.047500][ T32] r7:ddde2d80 r6:83018200 r5:8518cf8c r4:85141d80 [ 1333.047580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.047701][ T32] r10:61c88647 r9:8520bc00 r8:85141dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.047761][ T32] r4:85141d80 [ 1333.047810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.047917][ T32] r10:00000000 r9:85141d80 r8:80287e08 r7:eac25e60 r6:85141e00 r5:8520bc00 [ 1333.048008][ T32] r4:00000001 [ 1333.048062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.048145][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1333.048208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.048279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.048373][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.048449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.048540][ T32] r4:85138500 [ 1333.049365][ T32] INFO: task kworker/1:466:4390 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.049486][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.049630][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.049800][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.050085][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 2 printk messages dropped ** [ 1333.050348][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1333.050548][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1333.050883][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1333.051309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.051362][ T32] r4:00000000 [ 1333.051410][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.051518][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.051568][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.051694][ T32] r5:00001000 r4:ed727000 [ 1333.051844][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.051946][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.052046][ T32] r5:85ef678c r4:85ef6400 [ 1333.052093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.052198][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.052298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.052450][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.052680][ T32] r4:849ffe00 [ 1333.077392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.077566][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.077639][ T32] r4:00000001 [ 1333.077693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.077790][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.077867][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.077944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.078039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.078157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.078264][ T32] r4:84b392c0 [ 1333.078331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.078525][ T32] INFO: task kworker/0:168:4392 blocked for more than 459 seconds. [ 1333.078625][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.078688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.078750][ T32] task:kworker/0:168 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.078875][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.078982][ T32] Call trace: [ 1333.079084][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.079260][ T32] r10:8291a684 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:8520b000 [ 1333.079326][ T32] r4:8520b000 [ 1333.079377][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.079476][ T32] r5:8520b000 r4:8291a680 [ 1333.079622][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.079724][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.079828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1333.079920][ T32] r4:00000000 [ 1333.079975][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.080132][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.080231][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.080334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128040 [ 1333.080387][ T32] r4:00000000 [ 1333.080513][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.080658][ T32] r9:83018005 r8:8520b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.080752][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.080894][ T32] r5:00001000 r4:e896b000 [ 1333.080949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.081086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.081191][ T32] r5:8518d78c r4:8518d400 [ 1333.081239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.081345][ T32] r7:dddced80 r6:83018000 r5:8518d78c r4:85148800 [ 1333.081439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.081582][ T32] r10:61c88647 r9:8520b000 r8:8514882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.081652][ T32] r4:85148800 [ 1333.081717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.081887][ T32] r10:00000000 r9:85148800 r8:80287e08 r7:eac9de60 r6:85141e80 r5:8520b000 [ 1333.081958][ T32] r4:00000001 [ 1333.082092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.082188][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1333.082271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.082344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.082449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.082620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.107260][ T32] r4:851358c0 [ 1333.108089][ T32] INFO: task kworker/0:168:4392 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.108184][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.108551][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.108864][ T32] Call trace: [ 1333.109195][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.109335][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.109618][ T32] r4:00000000 [ 1333.109883][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.110166][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.110337][ T32] dd20: b118a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.110429][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.110493][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.110574][ T32] r5:80050013 r4:80239bb0 [ 1333.110642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.110861][ T32] r4:82ac21e4 [ 1333.111025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.111149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.111210][ T32] r4:e04bddc0 [ 1333.111310][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.111502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.111574][ T32] r4:00000000 [ 1333.111634][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.111966][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.112033][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.123475][ T32] r5:85ef678c r4:85ef6400 ** 4 printk messages dropped ** [ 1333.123943][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1333.124307][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1333.124886][ T32] INFO: task kworker/1:467:4394 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.125696][ T32] r4:85208000 ** 4 printk messages dropped ** [ 1333.126168][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead99e08 ** 3 printk messages dropped ** [ 1333.126486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.126984][ T32] r5:00001000 r4:e0795000 ** 2 printk messages dropped ** [ 1333.127343][ T32] r5:8518d38c r4:8518d000 [ 1333.127393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.127514][ T32] r7:ddde2d80 r6:83018200 r5:8518d38c r4:85130000 [ 1333.127585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.127709][ T32] r10:61c88647 r9:85208000 r8:8513002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.127782][ T32] r4:85130000 [ 1333.127839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.127948][ T32] r10:00000000 r9:85130000 r8:80287e08 r7:ead8de60 r6:85130080 r5:85208000 [ 1333.128023][ T32] r4:00000001 [ 1333.128085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.128171][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1333.128236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.128302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.128365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.128433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.128484][ T32] r4:85138c40 [ 1333.129269][ T32] INFO: task kworker/1:467:4394 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.129349][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.129504][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.129636][ T32] Call trace: [ 1333.129709][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.129823][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.129897][ T32] r4:00000000 [ 1333.129967][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.130064][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.130133][ T32] dd20: b118a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.130219][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.130301][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.130371][ T32] r5:80050013 r4:80239bb0 [ 1333.130455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.130566][ T32] r4:82ac21e4 [ 1333.130622][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.130725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.130796][ T32] r4:e04bddc0 [ 1333.130864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.130972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.131042][ T32] r4:00000000 [ 1333.131104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.131212][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.131262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.131359][ T32] r5:00001000 r4:ed727000 [ 1333.131425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.131621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.131728][ T32] r5:85ef678c r4:85ef6400 [ 1333.131778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.131886][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.131937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.132044][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.132115][ T32] r4:849ffe00 [ 1333.132167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.132275][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.132331][ T32] r4:00000001 [ 1333.132378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132480][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.132567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.159830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.159927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.160020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.160097][ T32] r4:84b392c0 [ 1333.160157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.160226][ T32] INFO: task kworker/1:468:4396 blocked for more than 459 seconds. [ 1333.160305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1333.160586][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.161307][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.161926][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.162315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.177084][ T32] r5:8518e38c r4:8518e000 ** 1 printk messages dropped ** [ 1333.177302][ T32] r7:ddde2d80 r6:83018200 r5:8518e38c r4:85130100 ** 4 printk messages dropped ** [ 1333.177765][ T32] r10:00000000 r9:85130100 r8:80287e08 r7:ead99e60 r6:85130280 r5:8520e000 ** 9 printk messages dropped ** [ 1333.179245][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.180175][ T32] r5:80050013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.180590][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1333.181178][ T32] r5:00001000 r4:ed727000 ** 6 printk messages dropped ** [ 1333.181795][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.182108][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.182318][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.193447][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1333.193658][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1333.193768][ T32] task:kworker/1:469 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.193948][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.194099][ T32] Call trace: [ 1333.194175][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.194316][ T32] r10:8291a684 r9:eada5d84 r8:00000002 r7:60000113 r6:eada5d8c r5:8520ec00 [ 1333.194396][ T32] r4:8520ec00 [ 1333.194451][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.194559][ T32] r5:8520ec00 r4:8291a680 [ 1333.194637][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.194748][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.194857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada5e08 [ 1333.194919][ T32] r4:00000000 [ 1333.194970][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.195081][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.195190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.195296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128580 [ 1333.195354][ T32] r4:00000000 [ 1333.195421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.195565][ T32] r9:83018205 r8:8520ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1333.195629][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.195754][ T32] r5:00001000 r4:eaad7000 [ 1333.195821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.195924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.196028][ T32] r5:8518db8c r4:8518d800 [ 1333.196079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.196194][ T32] r7:ddde2d80 r6:83018200 r5:8518db8c r4:85130180 [ 1333.196253][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.196379][ T32] r10:61c88647 r9:8520ec00 r8:851301ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.196458][ T32] r4:85130180 [ 1333.196525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.196664][ T32] r10:00000000 r9:85130180 r8:80287e08 r7:ead9de60 r6:85130380 r5:8520ec00 [ 1333.196879][ T32] r4:00000001 [ 1333.196949][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.197065][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1333.197152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.197225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.197310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.197386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.197444][ T32] r4:85128180 [ 1333.198201][ T32] INFO: task kworker/1:469:4397 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.198304][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.198469][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.198629][ T32] Call trace: [ 1333.198704][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.198819][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.198876][ T32] r4:00000000 [ 1333.198921][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.199017][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.199086][ T32] dd20: b1526000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.199154][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.199235][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.199316][ T32] r5:80050013 r4:80239bb0 [ 1333.199381][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.199494][ T32] r4:82ac21e4 [ 1333.199581][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.199710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.199770][ T32] r4:e04bddc0 [ 1333.199837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.199949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.200030][ T32] r4:00000000 [ 1333.200086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.200201][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.200251][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.200720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1333.201432][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1333.201841][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1333.202303][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.230163][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1333.231092][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1333.231498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1333.232086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.250919][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.251740][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1333.251948][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 3 printk messages dropped ** [ 1333.252328][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1333.260328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.260400][ T32] r4:00000000 [ 1333.260557][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.260706][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.260765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.260869][ T32] r5:00001000 r4:ed727000 [ 1333.260918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.261010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.261108][ T32] r5:85ef678c r4:85ef6400 [ 1333.261157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.261263][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.261331][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.261471][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.261531][ T32] r4:849ffe00 [ 1333.261593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.261712][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.261764][ T32] r4:00000001 [ 1333.261847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.261945][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.262014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.262081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.262179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.262256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.262325][ T32] r4:84b392c0 [ 1333.262383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.270121][ T32] INFO: task kworker/0:170:4401 blocked for more than 459 seconds. [ 1333.270254][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.270318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.270373][ T32] task:kworker/0:170 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.270495][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.270654][ T32] Call trace: [ 1333.270777][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.271042][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:85210c00 [ 1333.271114][ T32] r4:85210c00 [ 1333.271166][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.271276][ T32] r5:85210c00 r4:8291a680 [ 1333.271329][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.271462][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.271577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1333.271645][ T32] r4:00000000 [ 1333.271696][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.271793][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.271893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.271998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85135b40 [ 1333.272054][ T32] r4:00000000 [ 1333.272103][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.272241][ T32] r9:83018005 r8:85210c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1333.272306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.272409][ T32] r5:00001000 r4:eac93000 [ 1333.272461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.272846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.287683][ T32] r5:851daf8c r4:851dac00 [ 1333.287757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.287923][ T32] r7:dddced80 r6:83018000 r5:851daf8c r4:85148880 [ 1333.287996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.288114][ T32] r10:61c88647 r9:85210c00 r8:851488ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.288172][ T32] r4:85148880 [ 1333.288245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.288367][ T32] r10:00000000 r9:85148880 r8:80287e08 r7:eac9de60 r6:85130300 r5:85210c00 [ 1333.288460][ T32] r4:00000001 [ 1333.288538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.288662][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1333.288737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.288809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.288883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.290040][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.291554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.303276][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.304101][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.304517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.305163][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.305939][ T32] r5:85212400 r4:8291a680 ** 5 printk messages dropped ** [ 1333.306629][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.307097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1333.307439][ T32] r5:8518df8c r4:8518dc00 ** 3 printk messages dropped ** [ 1333.307921][ T32] r10:61c88647 r9:85212400 r8:8513042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.308222][ T32] r10:00000000 r9:85130400 r8:80287e08 r7:ead9de60 r6:85130500 r5:85212400 ** 5 printk messages dropped ** [ 1333.308800][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1333.309724][ T32] INFO: task kworker/1:470:4404 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 2 printk messages dropped ** [ 1333.310112][ T32] Call trace: [ 1333.310224][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.310345][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.310401][ T32] r4:00000000 [ 1333.310447][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.310579][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.310669][ T32] dd20: b1d21000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.310764][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.310832][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.310890][ T32] r5:80050013 r4:80239bb0 [ 1333.310977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.311079][ T32] r4:82ac21e4 [ 1333.311126][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.311225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.311279][ T32] r4:e04bddc0 [ 1333.311324][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.311459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.311518][ T32] r4:00000000 [ 1333.311564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.311682][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.311729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.311824][ T32] r5:00001000 r4:ed727000 [ 1333.311878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.311970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.312122][ T32] r5:85ef678c r4:85ef6400 [ 1333.312216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.312368][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.312426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.339794][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.339872][ T32] r4:849ffe00 [ 1333.339925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.340063][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.340119][ T32] r4:00000001 [ 1333.340168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.340259][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.340329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.340399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.340463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.340609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.340692][ T32] r4:84b392c0 [ 1333.340748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.340810][ T32] INFO: task kworker/1:471:4406 blocked for more than 459 seconds. [ 1333.340880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.340938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.340988][ T32] task:kworker/1:471 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.341214][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.341356][ T32] Call trace: [ 1333.341435][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.341572][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:85213000 [ 1333.341639][ T32] r4:85213000 [ 1333.341688][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.341786][ T32] r5:85213000 r4:8291a680 [ 1333.341836][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.341929][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.342052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb9e08 [ 1333.342111][ T32] r4:00000000 [ 1333.342158][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.342245][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.342370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.357350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128a80 [ 1333.357484][ T32] r4:00000000 [ 1333.357534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.357704][ T32] r9:83018205 r8:85213000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.357775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.357887][ T32] r5:00001000 r4:eabc7000 [ 1333.357957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.358061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.358163][ T32] r5:8518e78c r4:8518e400 [ 1333.358246][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.358366][ T32] r7:ddde2d80 r6:83018200 r5:8518e78c r4:85130580 [ 1333.358417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.358567][ T32] r10:61c88647 r9:85213000 r8:851305ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.358701][ T32] r4:85130580 [ 1333.358756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1333.359257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.360606][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.361204][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1333.361882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1333.375981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1333.377332][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1333.378243][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.379065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 ** 9 printk messages dropped ** [ 1333.379954][ T32] r5:00001000 r4:eac07000 ** 2 printk messages dropped ** [ 1333.380226][ T32] r5:8518eb8c r4:8518e800 ** 3 printk messages dropped ** [ 1333.380539][ T32] r10:61c88647 r9:85210000 r8:851304ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.380912][ T32] r10:00000000 r9:85130480 r8:80287e08 r7:eadb9e60 r6:85130600 r5:85210000 [ 1333.381067][ T32] r4:00000001 [ 1333.381125][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.381210][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1333.381311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.381387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.381454][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.381523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.381575][ T32] r4:85128b40 [ 1333.382387][ T32] INFO: task kworker/1:472:4409 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.401299][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.401626][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.401891][ T32] Call trace: [ 1333.402035][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.402208][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.402273][ T32] r4:00000000 [ 1333.402323][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.402442][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.407847][ T32] dd20: b269d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.407942][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.408074][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.408231][ T32] r5:80050013 r4:80239bb0 [ 1333.408293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.408414][ T32] r4:82ac21e4 [ 1333.408503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.408691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.408791][ T32] r4:e04bddc0 [ 1333.408845][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.408995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.409078][ T32] r4:00000000 [ 1333.409135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.409248][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.409322][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.409533][ T32] r5:00001000 r4:ed727000 [ 1333.409601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.409705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.409805][ T32] r5:85ef678c r4:85ef6400 [ 1333.409859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.409972][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.410026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.410134][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.410224][ T32] r4:849ffe00 [ 1333.410353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.410473][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.410529][ T32] r4:00000001 [ 1333.410578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.410676][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.410814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.410897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.410962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.411032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.411083][ T32] r4:84b392c0 [ 1333.411172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.411276][ T32] INFO: task kworker/1:473:4411 blocked for more than 459 seconds. [ 1333.411373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.411437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.411489][ T32] task:kworker/1:473 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.411625][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.411721][ T32] Call trace: [ 1333.411793][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.411909][ T32] r10:8291a684 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:85213c00 [ 1333.411964][ T32] r4:85213c00 [ 1333.412010][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.412107][ T32] r5:85213c00 r4:8291a680 [ 1333.412218][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.412420][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 ** 10 printk messages dropped ** [ 1333.429908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.430237][ T32] r5:8518ef8c r4:8518ec00 ** 1 printk messages dropped ** [ 1333.430408][ T32] r7:ddde2d80 r6:83018200 r5:8518ef8c r4:85130700 ** 4 printk messages dropped ** [ 1333.430856][ T32] r10:00000000 r9:85130700 r8:80287e08 r7:eadade60 r6:85130780 r5:85213c00 ** 9 printk messages dropped ** [ 1333.442393][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1333.444521][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1333.445638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.446528][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1333.447193][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1333.447395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.448073][ T32] r4:85214800 [ 1333.448175][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.448282][ T32] r5:85214800 r4:8291a680 [ 1333.448388][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.448493][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.448599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1333.448687][ T32] r4:00000000 [ 1333.448738][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.448827][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.448914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.449017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138340 [ 1333.449195][ T32] r4:00000000 [ 1333.449256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.449365][ T32] r9:83018205 r8:85214800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.449443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.449614][ T32] r5:00001000 r4:eac45000 [ 1333.449673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.449760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.449846][ T32] r5:8518f78c r4:8518f400 [ 1333.449886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.450016][ T32] r7:ddde2d80 r6:83018200 r5:8518f78c r4:85130800 [ 1333.450139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.450380][ T32] r10:61c88647 r9:85214800 r8:8513082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.450442][ T32] r4:85130800 [ 1333.450563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.450684][ T32] r10:00000000 r9:85130800 r8:80287e08 r7:ead81e60 r6:85130980 r5:85214800 [ 1333.450759][ T32] r4:00000001 [ 1333.450866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.450966][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1333.451074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.451159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.451222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.451311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.451370][ T32] r4:85128c00 [ 1333.452144][ T32] INFO: task kworker/1:474:4413 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.452259][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.452411][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.486310][ T32] Call trace: [ 1333.486422][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.486579][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.486650][ T32] r4:00000000 [ 1333.486704][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.486800][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.486875][ T32] dd20: b2e20000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.486967][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.487047][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.487107][ T32] r5:80050013 r4:80239bb0 [ 1333.487156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.487254][ T32] r4:82ac21e4 [ 1333.487304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.487405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.487459][ T32] r4:e04bddc0 [ 1333.487506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.487628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.487701][ T32] r4:00000000 [ 1333.487769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.487885][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.487958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.488076][ T32] r5:00001000 r4:ed727000 [ 1333.488142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.488243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.488361][ T32] r5:85ef678c r4:85ef6400 [ 1333.488415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.488523][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.488614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.488745][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.488797][ T32] r4:849ffe00 [ 1333.488847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.488975][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.489035][ T32] r4:00000001 [ 1333.489101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.489190][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.489255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.489327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.489392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.489460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.489533][ T32] r4:84b392c0 [ 1333.489591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.489680][ T32] INFO: task kworker/1:475:4414 blocked for more than 459 seconds. [ 1333.489750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.489808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.489858][ T32] task:kworker/1:475 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.489969][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.490057][ T32] Call trace: [ 1333.490128][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.490236][ T32] r10:8291a684 r9:eaba1d84 r8:00000002 r7:60000013 r6:eaba1d8c r5:85215400 [ 1333.490290][ T32] r4:85215400 [ 1333.490339][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.490439][ T32] r5:85215400 r4:8291a680 [ 1333.490487][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.490602][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.491105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85128e80 ** 7 printk messages dropped ** [ 1333.491794][ T32] r5:8518f38c r4:8518f000 [ 1333.491856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.492014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.504214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.505617][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.506096][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1333.506740][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1333.507570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.508517][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.508898][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.509046][ T32] r4:84b392c0 [ 1333.509106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.509169][ T32] INFO: task kworker/1:476:4417 blocked for more than 459 seconds. [ 1333.509238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.509298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.509348][ T32] task:kworker/1:476 state:D stack:0 pid:4417 tgid:4417 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.509451][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.509549][ T32] Call trace: [ 1333.509630][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.509742][ T32] r10:8291a684 r9:eadc1d84 r8:00000002 r7:60000013 r6:eadc1d8c r5:85216000 [ 1333.509799][ T32] r4:85216000 [ 1333.509850][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.509952][ T32] r5:85216000 r4:8291a680 [ 1333.510003][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.510099][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.510214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc1e08 [ 1333.510273][ T32] r4:00000000 [ 1333.510322][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.510406][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.510496][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.510597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851471c0 [ 1333.510685][ T32] r4:00000000 [ 1333.510741][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.510852][ T32] r9:83018205 r8:85216000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1333.510908][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.511011][ T32] r5:00001000 r4:eac79000 [ 1333.511080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.511184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.511282][ T32] r5:8524838c r4:85248000 [ 1333.511350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.511486][ T32] r7:ddde2d80 r6:83018200 r5:8524838c r4:85130a00 [ 1333.511563][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.511689][ T32] r10:61c88647 r9:85216000 r8:85130a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.511746][ T32] r4:85130a00 [ 1333.511811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.511944][ T32] r10:00000000 r9:85130a00 r8:80287e08 r7:eadbde60 r6:85130b00 r5:85216000 [ 1333.512000][ T32] r4:00000001 [ 1333.512047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.512134][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1333.512200][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.512273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.512342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.512418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.543165][ T32] r4:85128780 [ 1333.543914][ T32] INFO: task kworker/1:476:4417 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.544019][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.544174][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.544299][ T32] Call trace: [ 1333.544378][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.544506][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.544564][ T32] r4:00000000 [ 1333.544640][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.544746][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.544814][ T32] dd20: b303e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.544883][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 3 printk messages dropped ** [ 1333.545237][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.545664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1333.546787][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.547453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.548084][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.548839][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.549448][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.550159][ T32] r5:8518fb8c r4:8518f800 [ 1333.550208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.550541][ T32] r4:85130b80 ** 6 printk messages dropped ** [ 1333.551101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.552123][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.587851][ T32] dd20: b345d000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1333.588673][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1333.589407][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.590397][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1333.591054][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1333.591593][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.592098][ T32] r4:85211800 [ 1333.592146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.592284][ T32] r5:85211800 r4:8291a680 [ 1333.592339][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.592487][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.603594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1333.603684][ T32] r4:00000000 [ 1333.603760][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.603895][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.603999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.604104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147080 [ 1333.604163][ T32] r4:00000000 [ 1333.604213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.604329][ T32] r9:83018205 r8:85211800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1333.604389][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.604500][ T32] r5:00001000 r4:eac6d000 [ 1333.604572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.604706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.604835][ T32] r5:8518ff8c r4:8518fc00 [ 1333.604895][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.605004][ T32] r7:ddde2d80 r6:83018200 r5:8518ff8c r4:85130c00 [ 1333.605057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.605164][ T32] r10:61c88647 r9:85211800 r8:85130c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.605219][ T32] r4:85130c00 [ 1333.605261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.605358][ T32] r10:00000000 r9:85130c00 r8:80287e08 r7:eadc1e60 r6:85130c80 r5:85211800 [ 1333.605408][ T32] r4:00000001 [ 1333.605457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.605583][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1333.605706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.605799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.605871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.605947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.606036][ T32] r4:85147100 [ 1333.606807][ T32] INFO: task kworker/1:478:4421 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.606899][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.607134][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.607296][ T32] Call trace: [ 1333.607404][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.607526][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.607621][ T32] r4:00000000 [ 1333.607677][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.607763][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.607884][ T32] dd20: b345d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.607962][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.608022][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.608087][ T32] r5:80050013 r4:80239bb0 [ 1333.608132][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.608229][ T32] r4:82ac21e4 [ 1333.608304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.608413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.608465][ T32] r4:e04bddc0 [ 1333.608509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.608660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.608729][ T32] r4:00000000 [ 1333.608777][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1333.609523][ T32] r5:85ef678c r4:85ef6400 ** 9 printk messages dropped ** [ 1333.610486][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 6 printk messages dropped ** [ 1333.610755][ T32] INFO: task kworker/1:479:4422 blocked for more than 460 seconds. [ 1333.610793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.610820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.610843][ T32] task:kworker/1:479 state:D stack:0 pid:4422 tgid:4422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.610891][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.611103][ T32] Call trace: [ 1333.611138][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.611191][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:8520d400 [ 1333.611215][ T32] r4:8520d400 [ 1333.611235][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.611281][ T32] r5:8520d400 r4:8291a680 [ 1333.611366][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.611411][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.611458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1333.611501][ T32] r4:00000000 [ 1333.611571][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.611626][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.611667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.611712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147a80 [ 1333.611735][ T32] r4:00000000 [ 1333.611755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.611803][ T32] r9:83018205 r8:8520d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1333.611826][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.611896][ T32] r5:00001000 r4:eaded000 [ 1333.611920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.611963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.612009][ T32] r5:85248f8c r4:85248c00 [ 1333.612029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.612078][ T32] r7:ddde2d80 r6:83018200 r5:85248f8c r4:85130d00 [ 1333.612099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.612297][ T32] r10:61c88647 r9:8520d400 r8:85130d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.612325][ T32] r4:85130d00 [ 1333.612345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.612426][ T32] r10:00000000 r9:85130d00 r8:80287e08 r7:eadc1e60 r6:85130d80 r5:8520d400 [ 1333.634956][ T32] r4:00000001 [ 1333.635024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.635089][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 1333.635272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.635369][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.635401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.635434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.635614][ T32] r4:85147240 [ 1333.636030][ T32] INFO: task kworker/1:479:4422 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.636069][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.636409][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.636466][ T32] Call trace: [ 1333.636498][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.636589][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.636637][ T32] r4:00000000 [ 1333.636726][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.636774][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.636833][ T32] dd20: b39c9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.636871][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.636898][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.636924][ T32] r5:80050013 r4:80239bb0 [ 1333.636946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.636995][ T32] r4:82ac21e4 [ 1333.637028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.637114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.637154][ T32] r4:e04bddc0 [ 1333.637190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.637254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.637282][ T32] r4:00000000 [ 1333.637303][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.637356][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.637378][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.637453][ T32] r5:00001000 r4:ed727000 [ 1333.637502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.637563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.637621][ T32] r5:85ef678c r4:85ef6400 [ 1333.637643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.637696][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.637717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.637769][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.637793][ T32] r4:849ffe00 [ 1333.637814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.637865][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.637887][ T32] r4:00000001 [ 1333.637908][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.637946][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.638010][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.638069][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.638101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.638157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.638210][ T32] r4:84b392c0 [ 1333.638235][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.638264][ T32] INFO: task kworker/1:480:4424 blocked for more than 460 seconds. [ 1333.638297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.638328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.638399][ T32] task:kworker/1:480 state:D stack:0 pid:4424 tgid:4424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.638476][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.638566][ T32] Call trace: [ 1333.638636][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.638718][ T32] r10:8291a684 r9:eadd5d84 r8:00000002 r7:60000113 r6:eadd5d8c r5:85218000 [ 1333.638746][ T32] r4:85218000 ** 1 printk messages dropped ** [ 1333.638819][ T32] r5:85218000 r4:8291a680 ** 3 printk messages dropped ** [ 1333.639011][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.639226][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.639562][ T32] r5:8524878c r4:85248400 [ 1333.639610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.639716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.640076][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.640593][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.640853][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 6 printk messages dropped ** [ 1333.641085][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1333.641829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.642491][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1333.664305][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1333.664614][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.664945][ T32] r5:85219800 r4:8291a680 ** 5 printk messages dropped ** [ 1333.665201][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.665674][ T32] r5:85248b8c r4:85248800 [ 1333.665695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.665828][ T32] r10:61c88647 r9:85219800 r8:85130f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.665852][ T32] r4:85130f00 [ 1333.665873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.665922][ T32] r10:00000000 r9:85130f00 r8:80287e08 r7:eadd1e60 r6:85130f80 r5:85219800 [ 1333.665945][ T32] r4:00000001 [ 1333.665965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.666004][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1333.666083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.666118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.666148][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.666232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.666295][ T32] r4:85147640 [ 1333.666653][ T32] INFO: task kworker/1:481:4426 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.666692][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.666751][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.666810][ T32] Call trace: [ 1333.666844][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.666926][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.666959][ T32] r4:00000000 [ 1333.666982][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.667050][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.667107][ T32] dd20: b3db4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.667151][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.667184][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.667218][ T32] r5:80050013 r4:80239bb0 [ 1333.667240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.667286][ T32] r4:82ac21e4 [ 1333.667326][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.667377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.667401][ T32] r4:e04bddc0 [ 1333.667421][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.667484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.667511][ T32] r4:00000000 [ 1333.667532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.667584][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.667610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.667658][ T32] r5:00001000 r4:ed727000 [ 1333.667678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.667721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.667767][ T32] r5:85ef678c r4:85ef6400 [ 1333.667787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.667837][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.667883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.667940][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.667975][ T32] r4:849ffe00 [ 1333.668023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.668079][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.668113][ T32] r4:00000001 [ 1333.668143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.668206][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.668238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.668291][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.668323][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.668354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.668376][ T32] r4:84b392c0 [ 1333.668398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.668470][ T32] INFO: task kworker/0:171:4428 blocked for more than 460 seconds. [ 1333.668502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.668528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1333.668699][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.669059][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.669316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.669612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.669661][ T32] r5:8478d38c r4:8478d000 ** 1 printk messages dropped ** [ 1333.669729][ T32] r7:dddced80 r6:83018000 r5:8478d38c r4:85148b00 ** 4 printk messages dropped ** [ 1333.669904][ T32] r10:00000000 r9:85148b00 r8:80287e08 r7:eac9de60 r6:85141f00 r5:8521b000 ** 5 printk messages dropped ** [ 1333.670112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1333.670370][ T32] INFO: task kworker/0:171:4428 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 2 printk messages dropped ** [ 1333.670537][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.670700][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.670795][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.670849][ T32] dd20: b3db4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.670890][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.670918][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.670944][ T32] r5:80050013 r4:80239bb0 [ 1333.670989][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.671037][ T32] r4:82ac21e4 [ 1333.671058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.671128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.671179][ T32] r4:e04bddc0 [ 1333.671210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.671311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.671372][ T32] r4:00000000 [ 1333.671424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.671561][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.671641][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.671751][ T32] r5:00001000 r4:ed727000 [ 1333.671801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.671904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.672011][ T32] r5:85ef678c r4:85ef6400 [ 1333.672066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.672199][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.672269][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.672328][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.672352][ T32] r4:849ffe00 [ 1333.672372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.672423][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.672447][ T32] r4:00000001 [ 1333.693320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.693473][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.693513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.693545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.693587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.693642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.693697][ T32] r4:84b392c0 [ 1333.693750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.693798][ T32] INFO: task kworker/0:172:4429 blocked for more than 460 seconds. [ 1333.693841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.693870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.693893][ T32] task:kworker/0:172 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.693955][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.694083][ T32] Call trace: [ 1333.694146][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.694209][ T32] r10:8291a684 r9:eade9d84 r8:00000002 r7:60000113 r6:eade9d8c r5:85218c00 [ 1333.694235][ T32] r4:85218c00 [ 1333.694256][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.694314][ T32] r5:85218c00 r4:8291a680 [ 1333.694363][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.694412][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.694475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [ 1333.694501][ T32] r4:00000000 [ 1333.694522][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.694560][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.694615][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.694691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c080 [ 1333.694719][ T32] r4:00000000 [ 1333.694743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.694797][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1333.694820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.694890][ T32] r5:00001000 r4:eae1b000 [ 1333.694915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.694960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.695019][ T32] r5:851db78c r4:851db400 [ 1333.695044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.695097][ T32] r7:dddced80 r6:83018000 r5:851db78c r4:85148a80 [ 1333.695119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.695171][ T32] r10:61c88647 r9:85218c00 r8:85148aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.695226][ T32] r4:85148a80 [ 1333.695251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.695325][ T32] r10:00000000 r9:85148a80 r8:80287e08 r7:eade5e60 r6:85141f80 r5:85218c00 [ 1333.695380][ T32] r4:00000001 [ 1333.695428][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.695496][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) [ 1333.695528][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.695647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.696283][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.696452][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 2 printk messages dropped ** [ 1333.696577][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.696678][ T32] dd20: b42d9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.696716][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.696744][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.696769][ T32] r5:80050013 r4:80239bb0 [ 1333.696791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.696836][ T32] r4:82ac21e4 [ 1333.696857][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.696925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.696954][ T32] r4:e04bddc0 [ 1333.696991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.697042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.697065][ T32] r4:00000000 [ 1333.697085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.697150][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.697177][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.697224][ T32] r5:00001000 r4:ed727000 [ 1333.697245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.697386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.697701][ T32] r4:849ffe00 ** 4 printk messages dropped ** [ 1333.697892][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1333.698115][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1333.698287][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.698516][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.698891][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.699109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.699155][ T32] r5:8524938c r4:85249000 [ 1333.699176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.699427][ T32] r10:00000000 r9:85150100 r8:80287e08 r7:eadd1e60 r6:85150180 r5:8521c800 ** 5 printk messages dropped ** [ 1333.699706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1333.700219][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.700442][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1333.700681][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.700774][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1333.700899][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.701037][ T32] r5:00001000 r4:ed727000 ** 2 printk messages dropped ** [ 1333.701145][ T32] r5:85ef678c r4:85ef6400 ** 3 printk messages dropped ** [ 1333.701357][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.701597][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.701657][ T32] r4:00000001 [ 1333.701716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.701798][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.701862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.701955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.702025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.702106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.702162][ T32] r4:84b392c0 [ 1333.702213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.702264][ T32] INFO: task kworker/1:483:4434 blocked for more than 460 seconds. [ 1333.702320][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.702398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.735962][ T32] task:kworker/1:483 state:D stack:0 pid:4434 tgid:4434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.736115][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.736185][ T32] Call trace: [ 1333.736219][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.736283][ T32] r10:8291a684 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:8521bc00 [ 1333.736309][ T32] r4:8521bc00 [ 1333.736329][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.736375][ T32] r5:8521bc00 r4:8291a680 [ 1333.736397][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.736439][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.736509][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1333.736560][ T32] r4:00000000 [ 1333.736585][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.736660][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.736744][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.736797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e040 [ 1333.736821][ T32] r4:00000000 [ 1333.736841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.736904][ T32] r9:83018205 r8:8521bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1333.736959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.737010][ T32] r5:00001000 r4:eae07000 [ 1333.737031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.737075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.737121][ T32] r5:85249b8c r4:85249800 [ 1333.737141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.737192][ T32] r7:ddde2d80 r6:83018200 r5:85249b8c r4:85150000 [ 1333.737214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.737265][ T32] r10:61c88647 r9:8521bc00 r8:8515002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.737288][ T32] r4:85150000 [ 1333.737307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.737380][ T32] r10:00000000 r9:85150000 r8:80287e08 r7:eadf5e60 r6:85150280 r5:8521bc00 [ 1333.737408][ T32] r4:00000001 [ 1333.737429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.737470][ T32] Exception stack(0xeade1fb0 to 0xeade1ff8) [ 1333.737502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.737533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.737561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.737614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.737666][ T32] r4:85147cc0 [ 1333.738123][ T32] INFO: task kworker/1:483:4434 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.738165][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.738246][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.738295][ T32] Call trace: [ 1333.738334][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.738392][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.738416][ T32] r4:00000000 [ 1333.738436][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.738494][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.738529][ T32] dd20: b49c4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.738560][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.738587][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.738640][ T32] r5:80050013 r4:80239bb0 [ 1333.738665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.738712][ T32] r4:82ac21e4 [ 1333.738733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.738779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.738802][ T32] r4:e04bddc0 [ 1333.738896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.739137][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.739564][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.740016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.740422][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.740598][ T32] r4:8521d400 ** 2 printk messages dropped ** [ 1333.740816][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.741034][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.741137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147f40 [ 1333.741162][ T32] r4:00000000 [ 1333.741182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.741272][ T32] r9:83018205 r8:8521d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1333.741330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.741426][ T32] r5:00001000 r4:eadfd000 [ 1333.741472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.741577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.741679][ T32] r5:8524978c r4:85249400 [ 1333.741726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.741831][ T32] r7:ddde2d80 r6:83018200 r5:8524978c r4:85150080 [ 1333.741882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.741993][ T32] r10:61c88647 r9:8521d400 r8:851500ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.742045][ T32] r4:85150080 [ 1333.742088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.742195][ T32] r10:00000000 r9:85150080 r8:80287e08 r7:eade1e60 r6:85150200 r5:8521d400 [ 1333.742250][ T32] r4:00000001 [ 1333.742293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.742395][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1333.749278][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.749370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.749430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.749474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.749502][ T32] r4:85147cc0 [ 1333.749930][ T32] INFO: task kworker/1:484:4435 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.749971][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.750074][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.750167][ T32] Call trace: [ 1333.750258][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.750403][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.750463][ T32] r4:00000000 [ 1333.750508][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.750596][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.750669][ T32] dd20: b49c4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.750735][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.750798][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.750852][ T32] r5:80050013 r4:80239bb0 [ 1333.750920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.751029][ T32] r4:82ac21e4 [ 1333.751093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.751194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.751252][ T32] r4:e04bddc0 [ 1333.751299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.751418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.751481][ T32] r4:00000000 [ 1333.751554][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.751693][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.751755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.751854][ T32] r5:00001000 r4:ed727000 [ 1333.751904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.751992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.752108][ T32] r5:85ef678c r4:85ef6400 [ 1333.752174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.752305][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.752387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.767106][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.767193][ T32] r4:849ffe00 [ 1333.767218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.767295][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.767319][ T32] r4:00000001 [ 1333.767339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.767382][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.767415][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.767446][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.767473][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.767504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.767526][ T32] r4:84b392c0 [ 1333.767555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.767588][ T32] INFO: task kworker/1:485:4438 blocked for more than 460 seconds. [ 1333.767632][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.767659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.767682][ T32] task:kworker/1:485 state:D stack:0 pid:4438 tgid:4438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.767743][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.767814][ T32] Call trace: [ 1333.767866][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.767927][ T32] r10:8291a684 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:8521e000 [ 1333.767964][ T32] r4:8521e000 [ 1333.767988][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.768052][ T32] r5:8521e000 r4:8291a680 [ 1333.768088][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.768135][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.768184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadcde08 ** 2 printk messages dropped ** [ 1333.768299][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.768429][ T32] r4:00000000 [ 1333.768452][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.768525][ T32] r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.768564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.768744][ T32] r5:00001000 r4:eae2b000 [ 1333.768773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.768820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.768880][ T32] r5:8524a78c r4:8524a400 [ 1333.768930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.768986][ T32] r7:ddde2d80 r6:83018200 r5:8524a78c r4:85150300 [ 1333.769032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.769099][ T32] r10:61c88647 r9:8521e000 r8:8515032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.769134][ T32] r4:85150300 [ 1333.769156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.769207][ T32] r10:00000000 r9:85150300 r8:80287e08 r7:eade1e60 r6:85150400 r5:8521e000 [ 1333.769231][ T32] r4:00000001 [ 1333.769275][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.769340][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1333.769384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.769418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.769450][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.769506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.769587][ T32] r4:8514e0c0 [ 1333.770049][ T32] INFO: task kworker/1:485:4438 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.770122][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.770187][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.770261][ T32] Call trace: [ 1333.770324][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.770382][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.770432][ T32] r4:00000000 [ 1333.770456][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.770503][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.770534][ T32] dd20: b4bca000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.770589][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.770650][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.770681][ T32] r5:80050013 r4:80239bb0 [ 1333.770704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.770775][ T32] r4:82ac21e4 [ 1333.770827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.770879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.770903][ T32] r4:e04bddc0 [ 1333.770924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.770996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.771024][ T32] r4:00000000 [ 1333.771046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.771110][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.771136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.771183][ T32] r5:00001000 r4:ed727000 [ 1333.771204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.771295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.771391][ T32] r5:85ef678c r4:85ef6400 [ 1333.771460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.771588][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.771657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.771782][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.771870][ T32] r4:849ffe00 [ 1333.771921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.772023][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.772074][ T32] r4:00000001 [ 1333.772135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.772233][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.772306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.772375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.784697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.784816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.784874][ T32] r4:84b392c0 [ 1333.784936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.784973][ T32] INFO: task kworker/1:486:4439 blocked for more than 460 seconds. [ 1333.785009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.785039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.785063][ T32] task:kworker/1:486 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.785149][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.785222][ T32] Call trace: [ 1333.785292][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.785356][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:8521a400 [ 1333.785380][ T32] r4:8521a400 [ 1333.785402][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.785460][ T32] r5:8521a400 r4:8291a680 [ 1333.785485][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.785530][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.785578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1333.785603][ T32] r4:00000000 [ 1333.785631][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.785670][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.785710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.785768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e1c0 [ 1333.785797][ T32] r4:00000000 [ 1333.785819][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.785875][ T32] r9:83018205 r8:8521a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1333.785898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.785943][ T32] r5:00001000 r4:eae0d000 [ 1333.785985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.786034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.786081][ T32] r5:85249f8c r4:85249c00 [ 1333.786103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.786178][ T32] r7:ddde2d80 r6:83018200 r5:85249f8c r4:85150480 [ 1333.786227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.786306][ T32] r10:61c88647 r9:8521a400 r8:851504ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.786349][ T32] r4:85150480 [ 1333.786376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.786432][ T32] r10:00000000 r9:85150480 r8:80287e08 r7:eadcde60 r6:85150580 r5:8521a400 [ 1333.786456][ T32] r4:00000001 [ 1333.786475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.786516][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) [ 1333.786560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.786595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.786632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.786665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.786688][ T32] r4:8514e180 [ 1333.787118][ T32] INFO: task kworker/1:486:4439 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.787156][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.787216][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.787338][ T32] Call trace: [ 1333.787420][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.787481][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.787507][ T32] r4:00000000 [ 1333.787554][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.787603][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.787641][ T32] dd20: b4f1f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.787697][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.787728][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.787783][ T32] r5:80050013 r4:80239bb0 [ 1333.787809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.787871][ T32] r4:82ac21e4 [ 1333.787896][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.787968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.787996][ T32] r4:e04bddc0 [ 1333.788029][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.788081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.788107][ T32] r4:00000000 [ 1333.788144][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.788200][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.788222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.788268][ T32] r5:00001000 r4:ed727000 [ 1333.788289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.788332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.788379][ T32] r5:85ef678c r4:85ef6400 [ 1333.788437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.788509][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.788564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.788674][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.788704][ T32] r4:849ffe00 [ 1333.788727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.788780][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.788804][ T32] r4:00000001 [ 1333.788825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.788865][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.788893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.788923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.788952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.788982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.789006][ T32] r4:84b392c0 [ 1333.789028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.789052][ T32] INFO: task kworker/1:487:4441 blocked for more than 460 seconds. [ 1333.789080][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.789105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.789126][ T32] task:kworker/1:487 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.789175][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.789242][ T32] Call trace: [ 1333.789277][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.789345][ T32] r10:8291a684 r9:eae19d84 r8:00000002 r7:60000013 r6:eae19d8c r5:85113000 [ 1333.789395][ T32] r4:85113000 [ 1333.789420][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.789476][ T32] r5:85113000 r4:8291a680 [ 1333.789497][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.789557][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.789615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1333.789660][ T32] r4:00000000 [ 1333.789684][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.789725][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.789763][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.789847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e4c0 [ 1333.789877][ T32] r4:00000000 [ 1333.789899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.789948][ T32] r9:83018205 r8:85113000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1333.790005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.790056][ T32] r5:00001000 r4:eae21000 [ 1333.790076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.790118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.790165][ T32] r5:8524a38c r4:8524a000 [ 1333.790186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.790236][ T32] r7:ddde2d80 r6:83018200 r5:8524a38c r4:85150380 [ 1333.790257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.790308][ T32] r10:61c88647 r9:85113000 r8:851503ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.790332][ T32] r4:85150380 [ 1333.790352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.790401][ T32] r10:00000000 r9:85150380 r8:80287e08 r7:eadcde60 r6:85148b80 r5:85113000 [ 1333.790424][ T32] r4:00000001 [ 1333.790444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.790481][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1333.790509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.790539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.790568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.790616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.790693][ T32] r4:8514e180 [ 1333.790906][ T32] INFO: task kworker/1:487:4441 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.790941][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.790999][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.791093][ T32] Call trace: [ 1333.791128][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.791206][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.791258][ T32] r4:00000000 [ 1333.791306][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.791397][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.791464][ T32] dd20: b4f1f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.791530][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.791581][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.791644][ T32] r5:80050013 r4:80239bb0 [ 1333.791689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.791781][ T32] r4:82ac21e4 [ 1333.791826][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.791927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.791978][ T32] r4:e04bddc0 [ 1333.792024][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.792112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.792188][ T32] r4:00000000 [ 1333.792241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.792347][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.792403][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.826723][ T32] r5:00001000 r4:ed727000 [ 1333.826877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.826981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.827044][ T32] r5:85ef678c r4:85ef6400 [ 1333.827067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.827121][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.827240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.827299][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.827326][ T32] r4:849ffe00 [ 1333.827347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.827399][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.827422][ T32] r4:00000001 [ 1333.827539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.827587][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.827630][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.827664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.827794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.827831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.827854][ T32] r4:84b392c0 [ 1333.827881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.827911][ T32] INFO: task kworker/1:488:4443 blocked for more than 460 seconds. [ 1333.828018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.828050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.828075][ T32] task:kworker/1:488 state:D stack:0 pid:4443 tgid:4443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.828135][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.828468][ T32] Call trace: [ 1333.828671][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.828785][ T32] r10:8291a684 r9:eae11d84 r8:00000002 r7:60000013 r6:eae11d8c r5:85114800 [ 1333.828814][ T32] r4:85114800 [ 1333.828836][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.828909][ T32] r5:85114800 r4:8291a680 [ 1333.828936][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.828986][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.829084][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1333.829112][ T32] r4:00000000 [ 1333.829133][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.829172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.829261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.829313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e680 [ 1333.829337][ T32] r4:00000000 [ 1333.829427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.829491][ T32] r9:83018205 r8:85114800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1333.829515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.829563][ T32] r5:00001000 r4:eae31000 [ 1333.829583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.829636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.829684][ T32] r5:8524ab8c r4:8524a800 [ 1333.829705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.829753][ T32] r7:ddde2d80 r6:83018200 r5:8524ab8c r4:85150500 [ 1333.829774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.829829][ T32] r10:61c88647 r9:85114800 r8:8515052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.829855][ T32] r4:85150500 [ 1333.829874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.829925][ T32] r10:00000000 r9:85150500 r8:80287e08 r7:eadcde60 r6:85148980 r5:85114800 [ 1333.829954][ T32] r4:00000001 [ 1333.829975][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.830063][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1333.830102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.830134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.830164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.830197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.830245][ T32] r4:8514e480 [ 1333.830708][ T32] INFO: task kworker/1:488:4443 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.830749][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.830811][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.830859][ T32] Call trace: [ 1333.830908][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.830965][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.830990][ T32] r4:00000000 [ 1333.831011][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.831055][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.831085][ T32] dd20: b55e2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.831116][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.831143][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.831183][ T32] r5:80050013 r4:80239bb0 [ 1333.831229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.831338][ T32] r4:82ac21e4 [ 1333.831395][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.831497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.831550][ T32] r4:e04bddc0 [ 1333.831591][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.831696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.831766][ T32] r4:00000000 [ 1333.831812][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.831919][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.831970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.832090][ T32] r5:00001000 r4:ed727000 [ 1333.832164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.832270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.832367][ T32] r5:85ef678c r4:85ef6400 [ 1333.832440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.843314][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.843408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.843560][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.843648][ T32] r4:849ffe00 [ 1333.843715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.843850][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.843913][ T32] r4:00000001 [ 1333.843986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.844083][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.844160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.844251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.844326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.844405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.844457][ T32] r4:84b392c0 [ 1333.844509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.844594][ T32] INFO: task kworker/0:173:4445 blocked for more than 460 seconds. [ 1333.844716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.844776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.844828][ T32] task:kworker/0:173 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.844962][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.845050][ T32] Call trace: [ 1333.845085][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.845145][ T32] r10:8291a684 r9:eae35d84 r8:00000002 r7:60000113 r6:eae35d8c r5:85115400 [ 1333.845170][ T32] r4:85115400 [ 1333.845206][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1333.845258][ T32] r5:85115400 r4:8291a680 [ 1333.845284][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.845330][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.845377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1333.845451][ T32] r4:00000000 [ 1333.845476][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.845515][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.845557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.845603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c2c0 [ 1333.845635][ T32] r4:00000000 [ 1333.845682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.845798][ T32] r9:83018005 r8:85115400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1333.845827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.845874][ T32] r5:00001000 r4:eae57000 [ 1333.845900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.845945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.845992][ T32] r5:851dbb8c r4:851db800 [ 1333.846012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.846061][ T32] r7:dddced80 r6:83018000 r5:851dbb8c r4:85148d00 [ 1333.846106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.846170][ T32] r10:61c88647 r9:85115400 r8:85148d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.846224][ T32] r4:85148d00 [ 1333.846248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.846301][ T32] r10:00000000 r9:85148d00 r8:80287e08 r7:eade5e60 r6:85148c00 r5:85115400 [ 1333.846350][ T32] r4:00000001 [ 1333.846375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.846415][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1333.846470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.846505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.846562][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.846597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.846639][ T32] r4:8508c180 [ 1333.847071][ T32] INFO: task kworker/0:173:4445 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.847134][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.847228][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.847277][ T32] Call trace: [ 1333.847308][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.847392][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.847472][ T32] r4:00000000 [ 1333.847497][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.847543][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.847574][ T32] dd20: b55e2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.847611][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.847661][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.847691][ T32] r5:80050013 r4:80239bb0 [ 1333.847718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.847766][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.847858][ T32] r4:e04bddc0 ** 7 printk messages dropped ** [ 1333.848343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.848458][ T32] r5:85ef678c r4:85ef6400 [ 1333.848501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.848559][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.848582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.848668][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.848695][ T32] r4:849ffe00 [ 1333.848742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.848801][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.848843][ T32] r4:00000001 [ 1333.848900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.848943][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.848971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.849002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.849031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.849087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.849114][ T32] r4:84b392c0 [ 1333.849160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.849190][ T32] INFO: task kworker/1:489:4448 blocked for more than 460 seconds. [ 1333.849221][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.849251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.849276][ T32] task:kworker/1:489 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.849324][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.849369][ T32] Call trace: [ 1333.849399][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1333.849451][ T32] r10:8291a684 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:8520c800 [ 1333.849475][ T32] r4:8520c800 [ 1333.849495][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1333.849807][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.850182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.850611][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.851285][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1333.851775][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.851833][ T32] r4:00000000 [ 1333.851882][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.851976][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.852047][ T32] dd20: b55e2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.852121][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.852180][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.852259][ T32] r5:80050013 r4:80239bb0 [ 1333.852316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.852426][ T32] r4:82ac21e4 [ 1333.852504][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.876380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.876438][ T32] r4:e04bddc0 [ 1333.876464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.876566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.876594][ T32] r4:00000000 [ 1333.876716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.876778][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.876803][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.876860][ T32] r5:00001000 r4:ed727000 [ 1333.876885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.876976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.877028][ T32] r5:85ef678c r4:85ef6400 [ 1333.877049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.877102][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.877149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.877206][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1333.877375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 13 printk messages dropped ** [ 1333.877888][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1333.878420][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.878737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.878924][ T32] r10:61c88647 r9:85220c00 r8:8515082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1333.880030][ T32] Call trace: [ 1333.880097][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.880181][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.880211][ T32] r4:00000000 [ 1333.880232][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.880276][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.880308][ T32] dd20: b5955000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.880339][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.880366][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.880419][ T32] r5:80050013 r4:80239bb0 [ 1333.880450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.880497][ T32] r4:82ac21e4 [ 1333.880532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.880584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.880645][ T32] r4:e04bddc0 [ 1333.880670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.880719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 7 printk messages dropped ** [ 1333.881010][ T32] r5:85ef678c r4:85ef6400 [ 1333.881030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.881082][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.881109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.881177][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.881229][ T32] r4:849ffe00 [ 1333.881253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.881305][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.881356][ T32] r4:00000001 [ 1333.881380][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.881905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1333.903532][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.903938][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.904132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1333.905062][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.905336][ T32] r4:00000000 [ 1333.905356][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.905398][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.905429][ T32] dd20: b5c90000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.905477][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.905508][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.905534][ T32] r5:80050013 r4:80239bb0 [ 1333.905555][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.905600][ T32] r4:82ac21e4 [ 1333.905645][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.905699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.905772][ T32] r4:e04bddc0 [ 1333.905875][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.905927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.905951][ T32] r4:00000000 [ 1333.905972][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.906070][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.906096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.906172][ T32] r5:00001000 r4:ed727000 [ 1333.906199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.906268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.906320][ T32] r5:85ef678c r4:85ef6400 [ 1333.906343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.906772][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.907498][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1333.908298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.908571][ T32] r10:61c88647 r9:85220000 r8:85148cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1333.909566][ T32] INFO: task kworker/0:174:4457 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 16 printk messages dropped ** [ 1333.910792][ T32] r4:e04bddc0 ** 13 printk messages dropped ** [ 1333.911818][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1333.945689][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.946092][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.946629][ T32] r5:00001000 r4:e07d1000 ** 1 printk messages dropped ** [ 1333.946700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.946748][ T32] r5:851e8b8c r4:851e8800 [ 1333.946769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.946835][ T32] r7:dddced80 r6:83018000 r5:851e8b8c r4:85148e80 [ 1333.946861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.946915][ T32] r10:61c88647 r9:85223000 r8:85148eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.946950][ T32] r4:85148e80 [ 1333.946975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.947028][ T32] r10:00000000 r9:85148e80 r8:80287e08 r7:eae6de60 r6:85150a00 r5:85223000 [ 1333.947053][ T32] r4:00000001 [ 1333.947073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.947127][ T32] Exception stack(0xeae71fb0 to 0xeae71ff8) [ 1333.947160][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.947203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.947235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.947268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.947291][ T32] r4:8508c6c0 [ 1333.947766][ T32] INFO: task kworker/0:175:4458 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 8 printk messages dropped ** [ 1333.948213][ T32] dd20: b62bf000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 14 printk messages dropped ** [ 1333.948970][ T32] r5:00001000 r4:ed727000 ** 7 printk messages dropped ** [ 1333.949460][ T32] r4:849ffe00 ** 7 printk messages dropped ** [ 1333.949814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1333.950738][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1333.951699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.964820][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1333.966038][ T32] r4:00000000 [ 1333.966064][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.966147][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.966207][ T32] dd20: b62bf000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.966242][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.966270][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.966296][ T32] r5:80050013 r4:80239bb0 [ 1333.966317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.966365][ T32] r4:82ac21e4 [ 1333.966386][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.966433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.966457][ T32] r4:e04bddc0 [ 1333.966477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.966524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.966547][ T32] r4:00000000 [ 1333.966568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.966633][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.966656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.966703][ T32] r5:00001000 r4:ed727000 [ 1333.966748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.966821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.966886][ T32] r5:85ef678c r4:85ef6400 [ 1333.966912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.966964][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.966989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.967040][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.967088][ T32] r4:849ffe00 [ 1333.967113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.967189][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.967217][ T32] r4:00000001 [ 1333.967237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.967368][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.967401][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.967515][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1333.967758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.968152][ T32] r5:85224800 r4:8291a680 ** 5 printk messages dropped ** [ 1333.968404][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.968524][ T32] r4:00000000 [ 1333.968545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.968596][ T32] r9:83018205 r8:85224800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1333.968673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.968735][ T32] r5:00001000 r4:eaaed000 [ 1333.968830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.968893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.968944][ T32] r5:8524bf8c r4:8524bc00 [ 1333.968964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.969053][ T32] r7:ddde2d80 r6:83018200 r5:8524bf8c r4:85150980 [ 1333.969079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.969133][ T32] r10:61c88647 r9:85224800 r8:851509ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.969182][ T32] r4:85150980 [ 1333.969206][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.969257][ T32] r10:00000000 r9:85150980 r8:80287e08 r7:eae4de60 r6:85150b00 r5:85224800 [ 1333.969282][ T32] r4:00000001 [ 1333.969301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.969342][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.969395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.969478][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.969584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.969636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.969663][ T32] r4:85147f00 [ 1333.969904][ T32] INFO: task kworker/1:492:4461 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.969941][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.969999][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.970046][ T32] Call trace: [ 1333.970075][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.970155][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.970185][ T32] r4:00000000 [ 1333.970206][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.970275][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.970346][ T32] dd20: b62bf000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.970382][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.970457][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.970534][ T32] r5:80050013 r4:80239bb0 [ 1333.970560][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.970611][ T32] r4:82ac21e4 [ 1333.970633][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.970681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.970729][ T32] r4:e04bddc0 [ 1333.970825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.970964][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.971188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.971767][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1333.972041][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1333.972185][ T32] task:kworker/1:493 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1333.996378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1333.996425][ T32] r4:00000000 [ 1333.996497][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1333.996541][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1333.996584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.996702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85131d00 [ 1333.996731][ T32] r4:00000000 [ 1333.996754][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.996808][ T32] r9:83018205 r8:85225400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1333.996836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.996888][ T32] r5:00001000 r4:ea9ab000 [ 1333.996934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.996988][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.997043][ T32] r5:8524bb8c r4:8524b800 [ 1333.997067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.997121][ T32] r7:ddde2d80 r6:83018200 r5:8524bb8c r4:85150b80 [ 1333.997167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.997239][ T32] r10:61c88647 r9:85225400 r8:85150bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.997269][ T32] r4:85150b80 [ 1333.997291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.997401][ T32] r10:00000000 r9:85150b80 r8:80287e08 r7:eae7de60 r6:85150c00 r5:85225400 [ 1333.997453][ T32] r4:00000001 [ 1333.997501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.997553][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.997588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.997631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.997661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.997694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.997717][ T32] r4:85131080 [ 1333.998171][ T32] INFO: task kworker/1:493:4462 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1333.998213][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.998319][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.998420][ T32] Call trace: [ 1333.998458][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1333.998514][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1333.998562][ T32] r4:00000000 [ 1333.998614][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.998674][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1333.998709][ T32] dd20: b6821000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1333.998752][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1333.998785][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1333.998811][ T32] r5:80050013 r4:80239bb0 [ 1333.998833][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.998879][ T32] r4:82ac21e4 [ 1333.998899][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.998944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1333.998991][ T32] r4:e04bddc0 [ 1333.999015][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1333.999123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1333.999155][ T32] r4:00000000 [ 1333.999202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1333.999283][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1333.999308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.999357][ T32] r5:00001000 r4:ed727000 [ 1333.999396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.999469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.999522][ T32] r5:85ef678c r4:85ef6400 [ 1333.999560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.999622][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1333.999646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.999697][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.999720][ T32] r4:849ffe00 [ 1333.999741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.999816][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1333.999868][ T32] r4:00000001 [ 1333.999892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.999932][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1333.999961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.000038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.000311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1334.000723][ T32] r4:85226c00 ** 4 printk messages dropped ** [ 1334.000954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae8de08 ** 4 printk messages dropped ** [ 1334.001143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508c900 [ 1334.001173][ T32] r4:00000000 [ 1334.001194][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.001278][ T32] r9:83018005 r8:85226c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1334.001307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.001392][ T32] r5:00001000 r4:e066d000 [ 1334.001450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.001535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.001644][ T32] r5:851e878c r4:851e8400 [ 1334.001690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.001786][ T32] r7:dddced80 r6:83018000 r5:851e878c r4:85148f80 [ 1334.001836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.001946][ T32] r10:61c88647 r9:85226c00 r8:85148fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.001998][ T32] r4:85148f80 [ 1334.002042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.002140][ T32] r10:00000000 r9:85148f80 r8:80287e08 r7:eae71e60 r6:85150c80 r5:85226c00 [ 1334.002192][ T32] r4:00000001 [ 1334.002260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.002368][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1334.019853][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.019968][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.020002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.020038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.020063][ T32] r4:8508c740 [ 1334.020490][ T32] INFO: task kworker/0:177:4464 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.020530][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.020647][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.020825][ T32] Call trace: [ 1334.020864][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.020929][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.020954][ T32] r4:00000000 [ 1334.020975][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.021067][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.021103][ T32] dd20: b6ba1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.021136][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.021176][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.021204][ T32] r5:80050013 r4:80239bb0 [ 1334.021226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.021272][ T32] r4:82ac21e4 [ 1334.021293][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.021339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.021363][ T32] r4:e04bddc0 [ 1334.021400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.021458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.021507][ T32] r4:00000000 [ 1334.021532][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.021585][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.021639][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.021715][ T32] r5:00001000 r4:ed727000 [ 1334.021769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.021845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.021941][ T32] r5:85ef678c r4:85ef6400 [ 1334.021999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.022109][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.022168][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.022263][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.022329][ T32] r4:849ffe00 [ 1334.022378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.033213][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.033265][ T32] r4:00000001 [ 1334.033291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.033430][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.033475][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.033510][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.033540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.033572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.033614][ T32] r4:84b392c0 [ 1334.033643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.033675][ T32] INFO: task kworker/0:178:4466 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1334.033856][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.033936][ T32] Call trace: [ 1334.034000][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.034060][ T32] r10:8291a684 r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:8521ec00 [ 1334.034086][ T32] r4:8521ec00 [ 1334.034106][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.034153][ T32] r5:8521ec00 r4:8291a680 [ 1334.034188][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.034235][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.034282][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae95e08 [ 1334.034305][ T32] r4:00000000 [ 1334.034324][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.034360][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1334.034475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ecc0 ** 6 printk messages dropped ** [ 1334.034796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.034986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.035395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.036367][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1334.036699][ T32] r4:82ac21e4 [ 1334.036719][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.036789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.036817][ T32] r4:e04bddc0 [ 1334.036837][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.036884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.036907][ T32] r4:00000000 [ 1334.036927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.036977][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.037004][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.037053][ T32] r5:00001000 r4:ed727000 [ 1334.037074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.037117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.037162][ T32] r5:85ef678c r4:85ef6400 [ 1334.037182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.037281][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.037383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.037443][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.037467][ T32] r4:849ffe00 [ 1334.037487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.037538][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.037564][ T32] r4:00000001 [ 1334.037584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.037630][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 3 printk messages dropped ** [ 1334.037867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.038456][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1334.038871][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.039274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.039359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.039756][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) ** 6 printk messages dropped ** [ 1334.040216][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.040995][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.041278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 11 printk messages dropped ** [ 1334.042295][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.063834][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.063930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.064006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.064070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.064140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.064193][ T32] r4:84b392c0 [ 1334.064251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.064317][ T32] INFO: task kworker/0:180:4470 blocked for more than 460 seconds. [ 1334.064393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.064452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.064506][ T32] task:kworker/0:180 state:D stack:0 pid:4470 tgid:4470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.064704][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.064818][ T32] Call trace: [ 1334.064916][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.065044][ T32] r10:8291a684 r9:eaea5d84 r8:00000002 r7:60000113 r6:eaea5d8c r5:85228000 [ 1334.065103][ T32] r4:85228000 [ 1334.065152][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.065257][ T32] r5:85228000 r4:8291a680 [ 1334.065310][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.065406][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.065531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 [ 1334.065592][ T32] r4:00000000 [ 1334.065656][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.065746][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.065844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.065953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cc00 [ 1334.066031][ T32] r4:00000000 [ 1334.066097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.066227][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 1 printk messages dropped ** [ 1334.066390][ T32] r5:00001000 r4:e0849000 ** 1 printk messages dropped ** [ 1334.066541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.067693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.069685][ T32] dd20: b7119000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 14 printk messages dropped ** [ 1334.071048][ T32] r5:00001000 r4:ed727000 ** 7 printk messages dropped ** [ 1334.071723][ T32] r4:849ffe00 ** 2 printk messages dropped ** [ 1334.071973][ T32] r4:00000001 [ 1334.072021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.072108][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.072173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.072242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.072311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.072384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.072440][ T32] r4:84b392c0 [ 1334.106159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.106298][ T32] INFO: task kworker/0:181:4472 blocked for more than 460 seconds. [ 1334.106342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.106385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.106439][ T32] task:kworker/0:181 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.106511][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.106620][ T32] Call trace: [ 1334.106656][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.106719][ T32] r10:8291a684 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:8522b000 [ 1334.106744][ T32] r4:8522b000 [ 1334.106766][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.106813][ T32] r5:8522b000 r4:8291a680 [ 1334.106833][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.106875][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.106921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1334.106943][ T32] r4:00000000 [ 1334.106963][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.107013][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.107061][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.107108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508cdc0 ** 6 printk messages dropped ** [ 1334.107446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.107698][ T32] r10:61c88647 r9:8522b000 r8:8514a22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1334.108848][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.109338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 12 printk messages dropped ** [ 1334.109944][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 14 printk messages dropped ** [ 1334.110717][ T32] INFO: task kworker/0:182:4475 blocked for more than 460 seconds. ** 15 printk messages dropped ** [ 1334.111443][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.112012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.112084][ T32] r5:851e9f8c r4:851e9c00 [ 1334.112108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.112168][ T32] r7:dddced80 r6:83018000 r5:851e9f8c r4:8514a280 [ 1334.112188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.112239][ T32] r10:61c88647 r9:8522a400 r8:8514a2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.112263][ T32] r4:8514a280 [ 1334.112282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.112354][ T32] r10:00000000 r9:8514a280 r8:80287e08 r7:eae95e60 r6:85150f00 r5:8522a400 [ 1334.112453][ T32] r4:00000001 [ 1334.112538][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.127614][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1334.127705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.127744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.127774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.127810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.127835][ T32] r4:8514ef80 [ 1334.128295][ T32] INFO: task kworker/0:182:4475 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.128363][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.128541][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.128663][ T32] Call trace: [ 1334.128753][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.128843][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.128880][ T32] r4:00000000 [ 1334.128902][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.128948][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.128980][ T32] dd20: b7965000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.129012][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.129039][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.129065][ T32] r5:80050013 r4:80239bb0 [ 1334.129087][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.129498][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1334.130222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1334.130772][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1334.131374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.132096][ T32] r4:00000001 [ 1334.132165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.132264][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1334.132331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.132397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.132486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.146367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.146454][ T32] r4:8508ce40 [ 1334.146898][ T32] INFO: task kworker/0:183:4477 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.146972][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.147053][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.147116][ T32] Call trace: [ 1334.147148][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.147221][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.147251][ T32] r4:00000000 [ 1334.147295][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.147345][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.147402][ T32] dd20: b7b76000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.147439][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 8 printk messages dropped ** [ 1334.147788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 13 printk messages dropped ** [ 1334.148509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.148876][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1334.149088][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.149598][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.149783][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.150090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.150387][ T32] r10:61c88647 r9:85116c00 r8:8514a42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.150736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.151197][ T32] Call trace: [ 1334.151228][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.151325][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.151385][ T32] r4:00000000 [ 1334.151432][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.151530][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.151594][ T32] dd20: b7b76000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.151677][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.151741][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.151829][ T32] r5:80050013 r4:80239bb0 [ 1334.151886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.151982][ T32] r4:82ac21e4 [ 1334.152028][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.152129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.152197][ T32] r4:e04bddc0 [ 1334.152250][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.152352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.152429][ T32] r4:00000000 [ 1334.171751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.172048][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.172109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.172213][ T32] r5:00001000 r4:ed727000 [ 1334.172287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.172386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.173434][ T32] r5:85ef678c r4:85ef6400 [ 1334.173517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.173664][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.173718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.174504][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1334.176306][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.176978][ T32] r9:83018205 r8:85111800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 6 printk messages dropped ** [ 1334.177561][ T32] r7:ddde2d80 r6:83018200 r5:851eab8c r4:85092100 ** 11 printk messages dropped ** [ 1334.178676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1334.180805][ T32] r4:82ac21e4 ** 8 printk messages dropped ** [ 1334.181509][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.181640][ T32] r5:00001000 r4:ed727000 [ 1334.181697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.181799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.181904][ T32] r5:85ef678c r4:85ef6400 [ 1334.181975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.182098][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.182170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.182292][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.182350][ T32] r4:849ffe00 [ 1334.182433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.182554][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.213306][ T32] r4:00000001 [ 1334.213491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.213629][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.213669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.213701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.213730][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.213785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.213813][ T32] r4:84b392c0 [ 1334.213851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.213924][ T32] INFO: task kworker/0:185:4483 blocked for more than 460 seconds. [ 1334.213978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.214008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.214032][ T32] task:kworker/0:185 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.214178][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.214244][ T32] Call trace: [ 1334.214304][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.214367][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:85110000 [ 1334.214416][ T32] r4:85110000 [ 1334.214464][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.214516][ T32] r5:85110000 r4:8291a680 [ 1334.214538][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.214581][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.214759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1334.215385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.215578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.215794][ T32] r10:61c88647 r9:85110000 r8:8514a12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.216368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.217467][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1334.218385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 12 printk messages dropped ** [ 1334.219038][ T32] r4:849ffe00 ** 6 printk messages dropped ** [ 1334.219400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1334.220258][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1334.220939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.221476][ T32] r10:00000000 r9:8514a480 r8:80287e08 r7:eaed1e60 r6:8514a600 r5:85116000 ** 11 printk messages dropped ** [ 1334.243373][ T32] Call trace: ** 1 printk messages dropped ** [ 1334.243519][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.243550][ T32] r4:00000000 [ 1334.243572][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.243625][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.243722][ T32] dd20: b855e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.243758][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.243785][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.243869][ T32] r5:80050013 r4:80239bb0 [ 1334.243921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.243972][ T32] r4:82ac21e4 [ 1334.243993][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.244092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.244176][ T32] r4:e04bddc0 [ 1334.244203][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.244252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.244276][ T32] r4:00000000 [ 1334.244297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.244416][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.244444][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.244494][ T32] r5:00001000 r4:ed727000 [ 1334.244543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.244670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.244730][ T32] r5:85ef678c r4:85ef6400 [ 1334.244852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.245068][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.245097][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.245209][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.245246][ T32] r4:849ffe00 [ 1334.245269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.245346][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.245375][ T32] r4:00000001 [ 1334.245401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.245442][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.245473][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.245505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.245639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1334.246555][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1334.247399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.247578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.248365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1334.249567][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 15 printk messages dropped ** [ 1334.250149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.250806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.251626][ T32] r4:847b8000 ** 7 printk messages dropped ** [ 1334.252274][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.274386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.274469][ T32] r5:00001000 r4:eab47000 [ 1334.274520][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.274570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.274651][ T32] r5:8525c38c r4:8525c000 [ 1334.274677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.274731][ T32] r7:ddde2d80 r6:83018200 r5:8525c38c r4:85092180 [ 1334.274754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.274831][ T32] r10:61c88647 r9:847b8000 r8:850921ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.274859][ T32] r4:85092180 [ 1334.274881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.274933][ T32] r10:00000000 r9:85092180 r8:80287e08 r7:eaee1e60 r6:8514a700 r5:847b8000 [ 1334.274956][ T32] r4:00000001 [ 1334.274977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.275017][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1334.275050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.275081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.275110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.275166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.275194][ T32] r4:85131d80 [ 1334.275635][ T32] INFO: task kworker/1:496:4488 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.275681][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.275819][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.275871][ T32] Call trace: [ 1334.275932][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.276015][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.276045][ T32] r4:00000000 [ 1334.276066][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.276110][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.276142][ T32] dd20: b88a0000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.276173][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.276225][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.276261][ T32] r5:80050013 r4:80239bb0 [ 1334.276282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.276328][ T32] r4:82ac21e4 [ 1334.276349][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.276396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.276418][ T32] r4:e04bddc0 [ 1334.276437][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.276484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.276532][ T32] r4:00000000 [ 1334.276564][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.276664][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.276737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.276797][ T32] r5:00001000 r4:ed727000 [ 1334.276819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.276863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.276934][ T32] r5:85ef678c r4:85ef6400 [ 1334.276988][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.277047][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.277120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.277177][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.277227][ T32] r4:849ffe00 [ 1334.277251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.277304][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1334.277392][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 2 printk messages dropped ** [ 1334.277480][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.277693][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1334.278181][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1334.278387][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.278455][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.278556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1334.278584][ T32] r4:00000000 [ 1334.278610][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.278675][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.278769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.278819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511db00 [ 1334.278843][ T32] r4:00000000 [ 1334.278865][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.278913][ T32] r9:83018005 r8:847b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1334.278949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.279025][ T32] r5:00001000 r4:eab57000 [ 1334.279050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.279094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.279140][ T32] r5:851eb38c r4:851eb000 [ 1334.279161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.279235][ T32] r7:dddced80 r6:83018000 r5:851eb38c r4:8514a780 [ 1334.279267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.279319][ T32] r10:61c88647 r9:847b8c00 r8:8514a7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.279342][ T32] r4:8514a780 [ 1334.279387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.279441][ T32] r10:00000000 r9:8514a780 r8:80287e08 r7:eaed1e60 r6:8514a900 r5:847b8c00 [ 1334.279464][ T32] r4:00000001 [ 1334.279485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.279549][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1334.279582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.279617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.279648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.279679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.279776][ T32] r4:8511d680 [ 1334.279999][ T32] INFO: task kworker/0:187:4490 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.280034][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.280101][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.280166][ T32] Call trace: [ 1334.280302][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.280362][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.280388][ T32] r4:00000000 [ 1334.280444][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.280490][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.280536][ T32] dd20: b88a0000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.280571][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.280613][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.280664][ T32] r5:80050013 r4:80239bb0 [ 1334.280714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.280763][ T32] r4:82ac21e4 [ 1334.280812][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.280865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.280889][ T32] r4:e04bddc0 [ 1334.280910][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.281030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.281115][ T32] r4:00000000 [ 1334.281171][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.281299][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.281351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.281463][ T32] r5:00001000 r4:ed727000 [ 1334.281518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.281625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.281722][ T32] r5:85ef678c r4:85ef6400 [ 1334.281800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.281920][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 3 printk messages dropped ** [ 1334.282223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.303856][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.304253][ T32] task:kworker/0:188 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.304913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae49e08 ** 7 printk messages dropped ** [ 1334.305309][ T32] r9:83018005 r8:847bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 3 printk messages dropped ** [ 1334.305498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.305774][ T32] r10:61c88647 r9:847bb000 r8:8514a82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.306072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.306870][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.307191][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1334.307422][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.307659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1334.308097][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1334.308318][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1334.308468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.308849][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.308893][ T32] Call trace: [ 1334.308922][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.308975][ T32] r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:847bbc00 [ 1334.308999][ T32] r4:847bbc00 [ 1334.309020][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.309065][ T32] r5:847bbc00 r4:8291a680 [ 1334.309098][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.309144][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.309240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1334.309294][ T32] r4:00000000 [ 1334.309344][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.309387][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.309449][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.309499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511dec0 [ 1334.309522][ T32] r4:00000000 [ 1334.309556][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.309637][ T32] r9:83018005 r8:847bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.309664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.309711][ T32] r5:00001000 r4:eacc3000 [ 1334.309731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.309774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.309846][ T32] r5:851ebf8c r4:851ebc00 [ 1334.309872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.309923][ T32] r7:dddced80 r6:83018000 r5:851ebf8c r4:8514a980 [ 1334.309956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.310012][ T32] r10:61c88647 r9:847bbc00 r8:8514a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.310053][ T32] r4:8514a980 [ 1334.310111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.310165][ T32] r10:00000000 r9:8514a980 r8:80287e08 r7:eaed1e60 r6:8514aa80 r5:847bbc00 [ 1334.310188][ T32] r4:00000001 [ 1334.310208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.310337][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1334.310399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.310431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.310461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.310540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.310616][ T32] r4:8511de80 [ 1334.310885][ T32] INFO: task kworker/0:189:4498 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.310947][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.311113][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.311190][ T32] Call trace: [ 1334.311276][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.311393][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.311447][ T32] r4:00000000 [ 1334.311496][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.311584][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.311663][ T32] dd20: b8ad0000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.311731][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.311790][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.311846][ T32] r5:80050013 r4:80239bb0 [ 1334.311900][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.311995][ T32] r4:82ac21e4 [ 1334.312063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.312169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.312226][ T32] r4:e04bddc0 [ 1334.312276][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.312398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.343536][ T32] r4:00000000 [ 1334.343625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.343714][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.343738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.343915][ T32] r5:00001000 r4:ed727000 [ 1334.343969][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.344021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.344119][ T32] r5:85ef678c r4:85ef6400 [ 1334.344169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.344254][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.344282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.344337][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.344402][ T32] r4:849ffe00 [ 1334.344426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.344483][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.344533][ T32] r4:00000001 [ 1334.344558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.344617][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.344679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.344714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.344746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.344889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.345021][ T32] r4:84b392c0 [ 1334.345049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.345090][ T32] INFO: task kworker/0:190:4499 blocked for more than 460 seconds. [ 1334.345153][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.345210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.345237][ T32] task:kworker/0:190 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.345298][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.345370][ T32] Call trace: [ 1334.345409][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.345467][ T32] r10:8291a684 r9:eaeddd84 r8:00000002 r7:60000013 r6:eaeddd8c r5:847bc800 [ 1334.345492][ T32] r4:847bc800 [ 1334.345538][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.345591][ T32] r5:847bc800 r4:8291a680 [ 1334.345621][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.345671][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.345721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 1334.345769][ T32] r4:00000000 [ 1334.345800][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.345889][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.345934][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.345993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511d6c0 [ 1334.346020][ T32] r4:00000000 [ 1334.346042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.346119][ T32] r9:83018005 r8:847bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.346146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.346193][ T32] r5:00001000 r4:eaccd000 [ 1334.346214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.346257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.346327][ T32] r5:851f038c r4:851f0000 [ 1334.346351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.346404][ T32] r7:dddced80 r6:83018000 r5:851f038c r4:8514ab00 [ 1334.346451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.346507][ T32] r10:61c88647 r9:847bc800 r8:8514ab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.346530][ T32] r4:8514ab00 [ 1334.346550][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.346601][ T32] r10:00000000 r9:8514ab00 r8:80287e08 r7:eaef5e60 r6:8514aa00 r5:847bc800 [ 1334.346661][ T32] r4:00000001 [ 1334.346697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.346768][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) [ 1334.346808][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.346889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.346927][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.346964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.346989][ T32] r4:8511de80 [ 1334.347417][ T32] INFO: task kworker/0:190:4499 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.347504][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.347652][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.347763][ T32] Call trace: [ 1334.347794][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.347851][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.347875][ T32] r4:00000000 [ 1334.347907][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.347955][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.347985][ T32] dd20: b915d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.348042][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.348117][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.348171][ T32] r5:80050013 r4:80239bb0 [ 1334.348220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.348276][ T32] r4:82ac21e4 [ 1334.348297][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.348343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.348365][ T32] r4:e04bddc0 [ 1334.348385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.348469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.348521][ T32] r4:00000000 [ 1334.348545][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.348646][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.348676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.348726][ T32] r5:00001000 r4:ed727000 [ 1334.348748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.348816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.348892][ T32] r5:85ef678c r4:85ef6400 [ 1334.348939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.348996][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.349018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.349070][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.349095][ T32] r4:849ffe00 [ 1334.349115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.349614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.350144][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.350599][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.351001][ T32] r9:83018005 r8:847bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 3 printk messages dropped ** [ 1334.351202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.351549][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.351748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.352485][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 6 printk messages dropped ** [ 1334.375442][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.375764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1334.376216][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 10 printk messages dropped ** [ 1334.376731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.376777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.376803][ T32] r4:84b392c0 [ 1334.376842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.376877][ T32] INFO: task kworker/0:192:4502 blocked for more than 460 seconds. [ 1334.376926][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.376957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.376981][ T32] task:kworker/0:192 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.377048][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.377100][ T32] Call trace: [ 1334.377179][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.377301][ T32] r10:8291a684 r9:eaef9d84 r8:00000002 r7:60000013 r6:eaef9d8c r5:847be000 [ 1334.377330][ T32] r4:847be000 [ 1334.377352][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.377419][ T32] r5:847be000 r4:8291a680 [ 1334.377444][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.377490][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.377537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 [ 1334.377560][ T32] r4:00000000 [ 1334.377580][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.377626][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.377714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.377766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084140 [ 1334.377790][ T32] r4:00000000 [ 1334.377821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.377874][ T32] r9:83018005 r8:847be000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1334.377897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.377969][ T32] r5:00001000 r4:eace9000 [ 1334.377994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.378063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.378138][ T32] r5:851f0b8c r4:851f0800 [ 1334.378162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.378212][ T32] r7:dddced80 r6:83018000 r5:851f0b8c r4:8514ac80 [ 1334.378234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.378286][ T32] r10:61c88647 r9:847be000 r8:8514acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.378310][ T32] r4:8514ac80 [ 1334.378329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.378377][ T32] r10:00000000 r9:8514ac80 r8:80287e08 r7:eaf01e60 r6:8514ad80 r5:847be000 [ 1334.378400][ T32] r4:00000001 [ 1334.378420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.378459][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1334.378487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.378516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.378544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.378577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.378600][ T32] r4:85084240 [ 1334.379038][ T32] INFO: task kworker/0:192:4502 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.379075][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.379190][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.379280][ T32] Call trace: [ 1334.379399][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.379460][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.379490][ T32] r4:00000000 [ 1334.379512][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.379557][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.379587][ T32] dd20: b94d6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.379625][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 1 printk messages dropped ** [ 1334.379683][ T32] r5:80050013 r4:80239bb0 ** 6 printk messages dropped ** [ 1334.379963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1334.380399][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1334.380644][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.380916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.381473][ T32] r4:847ba400 ** 4 printk messages dropped ** [ 1334.381767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf0de08 ** 4 printk messages dropped ** [ 1334.382288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084480 ** 6 printk messages dropped ** [ 1334.399887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.400353][ T32] r4:8514ae00 ** 4 printk messages dropped ** [ 1334.400526][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) ** 5 printk messages dropped ** [ 1334.401549][ T32] INFO: task kworker/0:193:4504 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 7 printk messages dropped ** [ 1334.402113][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1334.402385][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.416103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1334.416705][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1334.417126][ T32] r4:00000001 [ 1334.417151][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.417195][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.417229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.417260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.417289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.417320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.417343][ T32] r4:84b392c0 [ 1334.417373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.417432][ T32] INFO: task kworker/0:194:4506 blocked for more than 460 seconds. [ 1334.417471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.417499][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.417546][ T32] task:kworker/0:194 state:D stack:0 pid:4506 tgid:4506 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.417649][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.417723][ T32] Call trace: [ 1334.417785][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.417876][ T32] r10:8291a684 r9:eaf05d84 r8:00000002 r7:60000113 r6:eaf05d8c r5:85288000 [ 1334.417905][ T32] r4:85288000 [ 1334.417926][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.417973][ T32] r5:85288000 r4:8291a680 [ 1334.417994][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.418035][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.418081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf05e08 [ 1334.418105][ T32] r4:00000000 [ 1334.418125][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.418186][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.418228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.418274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084640 [ 1334.418318][ T32] r4:00000000 [ 1334.418341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.418390][ T32] r9:83018005 r8:85288000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1334.418413][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.418458][ T32] r5:00001000 r4:ead41000 [ 1334.418477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.418518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.418565][ T32] r5:851f138c r4:851f1000 [ 1334.418585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.418643][ T32] r7:dddced80 r6:83018000 r5:851f138c r4:85148e00 [ 1334.418669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.418722][ T32] r10:61c88647 r9:85288000 r8:85148e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.418848][ T32] r4:85148e00 [ 1334.418898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.418951][ T32] r10:00000000 r9:85148e00 r8:80287e08 r7:eaf0de60 r6:85148f00 r5:85288000 [ 1334.418974][ T32] r4:00000001 [ 1334.418995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.419034][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1334.419062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.419093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.419142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.419178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.419202][ T32] r4:85084440 [ 1334.419686][ T32] INFO: task kworker/0:194:4506 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.419774][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.419874][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.419924][ T32] Call trace: [ 1334.419955][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.420049][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.420085][ T32] r4:00000000 [ 1334.420110][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.420154][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.420185][ T32] dd20: b9a55000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.420216][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.420261][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.420291][ T32] r5:80050013 r4:80239bb0 [ 1334.420336][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.420387][ T32] r4:82ac21e4 [ 1334.420407][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.420454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.420526][ T32] r4:e04bddc0 [ 1334.420574][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.420666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.420715][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.420820][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.420872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.420924][ T32] r5:00001000 r4:ed727000 [ 1334.420983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.421030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.421077][ T32] r5:85ef678c r4:85ef6400 [ 1334.421097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.421148][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.421169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.421220][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.421250][ T32] r4:849ffe00 [ 1334.421297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.421352][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.421376][ T32] r4:00000001 [ 1334.421396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.421461][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.421522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.421556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.421612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.421648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.421674][ T32] r4:84b392c0 [ 1334.421695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.421726][ T32] INFO: task kworker/0:195:4508 blocked for more than 460 seconds. [ 1334.421777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.421849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.421939][ T32] task:kworker/0:195 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.421992][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.422044][ T32] Call trace: [ 1334.422114][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.422203][ T32] r10:8291a684 r9:eaf31d84 r8:00000002 r7:60000013 r6:eaf31d8c r5:85289800 [ 1334.422232][ T32] r4:85289800 [ 1334.422254][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.422302][ T32] r5:85289800 r4:8291a680 [ 1334.422322][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.422363][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.422444][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf31e08 [ 1334.443129][ T32] r4:00000000 [ 1334.443231][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.443304][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.443348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.443397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084a40 [ 1334.443420][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.443655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.443767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.444118][ T32] r10:61c88647 r9:85289800 r8:850a002c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1334.444507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.445297][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.445470][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1334.445748][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.445894][ T32] r4:e04bddc0 [ 1334.445913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.445984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.446061][ T32] r4:00000000 [ 1334.446085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.446143][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.446193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.446268][ T32] r5:00001000 r4:ed727000 [ 1334.446293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.446338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.446384][ T32] r5:85ef678c r4:85ef6400 [ 1334.446410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.446464][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.446486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.446538][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.446561][ T32] r4:849ffe00 [ 1334.446582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.446671][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.446719][ T32] r4:00000001 [ 1334.446775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.446818][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.446848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.446878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.446907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.446938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.446960][ T32] r4:84b392c0 [ 1334.446980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.447009][ T32] INFO: task kworker/0:196:4509 blocked for more than 460 seconds. [ 1334.447044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.447120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.447147][ T32] task:kworker/0:196 state:D stack:0 pid:4509 tgid:4509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.447210][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.447255][ T32] Call trace: [ 1334.447286][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.447362][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:8522e000 [ 1334.447440][ T32] r4:8522e000 [ 1334.447476][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.447526][ T32] r5:8522e000 r4:8291a680 [ 1334.447547][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.447590][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.447643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1334.447665][ T32] r4:00000000 [ 1334.447685][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.447722][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.447784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1334.447885][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.448071][ T32] r5:00001000 r4:ead5b000 ** 1 printk messages dropped ** [ 1334.448137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.448182][ T32] r5:851f178c r4:851f1400 [ 1334.448203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.448331][ T32] r7:dddced80 r6:83018000 r5:851f178c r4:850a0100 ** 1 printk messages dropped ** [ 1334.448409][ T32] r10:61c88647 r9:8522e000 r8:850a012c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.448432][ T32] r4:850a0100 ** 1 printk messages dropped ** [ 1334.448525][ T32] r10:00000000 r9:850a0100 r8:80287e08 r7:eaf31e60 r6:85092200 r5:8522e000 ** 4 printk messages dropped ** [ 1334.448777][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.449272][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.449817][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 3 printk messages dropped ** [ 1334.450021][ T32] r4:82ac21e4 [ 1334.450043][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.450096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.450148][ T32] r4:e04bddc0 [ 1334.450171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.450219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.450243][ T32] r4:00000000 [ 1334.450265][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.450316][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.450338][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.450384][ T32] r5:00001000 r4:ed727000 [ 1334.450404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.450446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.450493][ T32] r5:85ef678c r4:85ef6400 [ 1334.450537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.450610][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.450661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.450743][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.450795][ T32] r4:849ffe00 [ 1334.450870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.450926][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.450951][ T32] r4:00000001 [ 1334.450996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.451064][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.451120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.451155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.451186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.451216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.451245][ T32] r4:84b392c0 [ 1334.451268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.451293][ T32] INFO: task kworker/1:497:4511 blocked for more than 460 seconds. [ 1334.451321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.451370][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.451396][ T32] task:kworker/1:497 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.451443][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.451540][ T32] Call trace: [ 1334.451584][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.451652][ T32] r10:8291a684 r9:eaf45d84 r8:00000002 r7:60000113 r6:eaf45d8c r5:8522ec00 [ 1334.451676][ T32] r4:8522ec00 [ 1334.451722][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.451773][ T32] r5:8522ec00 r4:8291a680 [ 1334.451814][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.451862][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.451908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1334.451932][ T32] r4:00000000 [ 1334.451969][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.452011][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.452048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.452118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84858440 [ 1334.452145][ T32] r4:00000000 [ 1334.452183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.452295][ T32] r9:83018205 r8:8522ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1334.452351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.452467][ T32] r5:00001000 r4:eaeeb000 [ 1334.467749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.467876][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.467947][ T32] r5:8525c78c r4:8525c400 [ 1334.467970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.468060][ T32] r7:ddde2d80 r6:83018200 r5:8525c78c r4:85092300 [ 1334.468111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.468168][ T32] r10:61c88647 r9:8522ec00 r8:8509232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.468193][ T32] r4:85092300 [ 1334.468213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.468366][ T32] r10:00000000 r9:85092300 r8:80287e08 r7:eaee1e60 r6:85092080 r5:8522ec00 [ 1334.468395][ T32] r4:00000001 [ 1334.468417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.468459][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1334.468493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.468607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.468714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.468756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.468783][ T32] r4:85131880 [ 1334.469237][ T32] INFO: task kworker/1:497:4511 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.469282][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.469424][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.469533][ T32] Call trace: [ 1334.469634][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.469752][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.469782][ T32] r4:00000000 [ 1334.469824][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.469905][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.469965][ T32] dd20: b9f5e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.470000][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.470032][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.470060][ T32] r5:80050013 r4:80239bb0 [ 1334.470113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.470165][ T32] r4:82ac21e4 [ 1334.470186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1334.470292][ T32] r4:e04bddc0 ** 4 printk messages dropped ** [ 1334.470586][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 3 printk messages dropped ** [ 1334.470761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.471114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1334.471282][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 3 printk messages dropped ** [ 1334.471400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1334.471546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.471770][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.472093][ T32] r5:8522d400 r4:8291a680 ** 2 printk messages dropped ** [ 1334.472304][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 ** 2 printk messages dropped ** [ 1334.490539][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.490641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.490692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084900 [ 1334.490743][ T32] r4:00000000 [ 1334.490769][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.490825][ T32] r9:83018005 r8:8522d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1334.490878][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.490934][ T32] r5:00001000 r4:ead67000 [ 1334.490956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.491000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.491082][ T32] r5:851f1b8c r4:851f1800 [ 1334.491193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.491253][ T32] r7:dddced80 r6:83018000 r5:851f1b8c r4:850a0280 [ 1334.491282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.491337][ T32] r10:61c88647 r9:8522d400 r8:850a02ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.491363][ T32] r4:850a0280 [ 1334.491412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.491493][ T32] r10:00000000 r9:850a0280 r8:80287e08 r7:eaf31e60 r6:85092280 r5:8522d400 [ 1334.491544][ T32] r4:00000001 [ 1334.491570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.491643][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1334.491702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.491772][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.491879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.491940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.491981][ T32] r4:85084980 [ 1334.492413][ T32] INFO: task kworker/0:197:4512 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.492497][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.499889][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.500044][ T32] Call trace: [ 1334.500104][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.500170][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.500197][ T32] r4:00000000 [ 1334.500241][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.500316][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.500352][ T32] dd20: ba342000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.500384][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.500488][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.500546][ T32] r5:80050013 r4:80239bb0 [ 1334.500572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.500659][ T32] r4:82ac21e4 [ 1334.500692][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.500769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.500888][ T32] r4:e04bddc0 [ 1334.500914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.501063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.501090][ T32] r4:00000000 [ 1334.501111][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.501163][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.501209][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.501261][ T32] r5:00001000 r4:ed727000 [ 1334.501282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.501351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.501402][ T32] r5:85ef678c r4:85ef6400 [ 1334.501423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.501475][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.501497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.501559][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.501586][ T32] r4:849ffe00 [ 1334.501613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.501665][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.501692][ T32] r4:00000001 [ 1334.501712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.501852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.515901][ T32] r4:8522c800 ** 5 printk messages dropped ** [ 1334.516116][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.516289][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.516674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.516992][ T32] r4:850a0180 ** 6 printk messages dropped ** [ 1334.517225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.518221][ T32] dd20: ba810000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 15 printk messages dropped ** [ 1334.518953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.519376][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.519673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1334.520160][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1334.520789][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.520841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.520892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084bc0 [ 1334.520934][ T32] r4:00000000 [ 1334.520960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.521010][ T32] r9:83018005 r8:8522bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1334.521033][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.521103][ T32] r5:00001000 r4:eae89000 [ 1334.521152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.521198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.521248][ T32] r5:851f238c r4:851f2000 [ 1334.521315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.521369][ T32] r7:dddced80 r6:83018000 r5:851f238c r4:850a0200 [ 1334.521392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.521442][ T32] r10:61c88647 r9:8522bc00 r8:850a022c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.521466][ T32] r4:850a0200 [ 1334.521501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.521580][ T32] r10:00000000 r9:850a0200 r8:80287e08 r7:eaf6de60 r6:85092400 r5:8522bc00 [ 1334.521615][ T32] r4:00000001 [ 1334.521636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.521675][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1334.521729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.521788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.521827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.521866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.521890][ T32] r4:85084b80 [ 1334.522129][ T32] INFO: task kworker/0:199:4516 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.522215][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.522365][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.522441][ T32] Call trace: [ 1334.535780][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.535948][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.536005][ T32] r4:00000000 [ 1334.536049][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.536108][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.536145][ T32] dd20: ba810000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.536204][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.536236][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.536291][ T32] r5:80050013 r4:80239bb0 [ 1334.536346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.536443][ T32] r4:82ac21e4 [ 1334.536504][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.536618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.536704][ T32] r4:e04bddc0 [ 1334.536747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.536843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.536870][ T32] r4:00000000 [ 1334.536891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.536943][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.536966][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.537017][ T32] r5:00001000 r4:ed727000 [ 1334.537038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.537110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.537194][ T32] r5:85ef678c r4:85ef6400 [ 1334.537216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.537270][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.537324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.537388][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.537412][ T32] r4:849ffe00 [ 1334.537433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.537484][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.537507][ T32] r4:00000001 [ 1334.537528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.537590][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.537666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.537725][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.537782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.537819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.537880][ T32] r4:84b392c0 [ 1334.537910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.537942][ T32] INFO: task kworker/0:200:4518 blocked for more than 461 seconds. [ 1334.538029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.538315][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.538654][ T32] r4:8528a400 ** 4 printk messages dropped ** [ 1334.538986][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 ** 8 printk messages dropped ** [ 1334.539272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.539378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.539891][ T32] r10:00000000 r9:850a0400 r8:80287e08 r7:eaf6de60 r6:850a0380 r5:8528a400 ** 6 printk messages dropped ** [ 1334.540266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1334.541154][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.541518][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1334.541934][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1334.542336][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.561978][ T32] r4:849ffe00 ** 3 printk messages dropped ** [ 1334.562325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1334.568327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.568357][ T32] r4:84b392c0 [ 1334.568383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.568414][ T32] INFO: task kworker/1:498:4522 blocked for more than 461 seconds. [ 1334.568524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.568607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.568672][ T32] task:kworker/1:498 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.568741][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.568819][ T32] Call trace: [ 1334.568862][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.568923][ T32] r10:8291a684 r9:eaf7dd84 r8:00000002 r7:60000113 r6:eaf7dd8c r5:8528c800 [ 1334.568947][ T32] r4:8528c800 [ 1334.568968][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.569014][ T32] r5:8528c800 r4:8291a680 [ 1334.569034][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.569076][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.569130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 [ 1334.569156][ T32] r4:00000000 [ 1334.569181][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.569234][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.569285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.569335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848589c0 [ 1334.569376][ T32] r4:00000000 [ 1334.569401][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.569472][ T32] r9:83018205 r8:8528c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1334.569534][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.569613][ T32] r5:00001000 r4:e06e1000 [ 1334.569637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.569684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.569766][ T32] r5:8525db8c r4:8525d800 [ 1334.569818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.569877][ T32] r7:ddde2d80 r6:83018200 r5:8525db8c r4:85092480 [ 1334.569898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.569949][ T32] r10:61c88647 r9:8528c800 r8:850924ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.569973][ T32] r4:85092480 [ 1334.569992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.570043][ T32] r10:00000000 r9:85092480 r8:80287e08 r7:eaee1e60 r6:850a0300 r5:8528c800 ** 1 printk messages dropped ** [ 1334.570086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1334.571391][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1334.571916][ T32] r4:e04bddc0 ** 8 printk messages dropped ** [ 1334.585872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1334.586580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1334.587181][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1334.587748][ T32] r5:00001000 r4:e004d000 ** 4 printk messages dropped ** [ 1334.588008][ T32] r7:ddde2d80 r6:83018200 r5:8525d38c r4:85092500 ** 10 printk messages dropped ** [ 1334.588478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.589468][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1334.590041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 15 printk messages dropped ** [ 1334.591038][ T32] r4:849ffe00 ** 6 printk messages dropped ** [ 1334.591511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.591890][ T32] INFO: task kworker/1:500:4525 blocked for more than 461 seconds. [ 1334.592000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.592096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.592182][ T32] task:kworker/1:500 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.592334][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.615770][ T32] Call trace: [ 1334.615912][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.615999][ T32] r10:8291a684 r9:eaf89d84 r8:00000002 r7:60000013 r6:eaf89d8c r5:8528bc00 [ 1334.616027][ T32] r4:8528bc00 [ 1334.616048][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.616113][ T32] r5:8528bc00 r4:8291a680 [ 1334.616145][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.616191][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.616263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 [ 1334.616316][ T32] r4:00000000 [ 1334.616342][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.616382][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.616426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.616498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84858940 [ 1334.616604][ T32] r4:00000000 [ 1334.616647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.616731][ T32] r9:83018205 r8:8528bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.616758][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.616810][ T32] r5:00001000 r4:e0501000 [ 1334.616831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.616873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.616921][ T32] r5:8525d78c r4:8525d400 [ 1334.616942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.616994][ T32] r7:ddde2d80 r6:83018200 r5:8525d78c r4:85092580 [ 1334.617016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.617066][ T32] r10:61c88647 r9:8528bc00 r8:850925ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.617114][ T32] r4:85092580 [ 1334.617139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.617217][ T32] r10:00000000 r9:85092580 r8:80287e08 r7:eaf7de60 r6:850a0500 r5:8528bc00 [ 1334.617246][ T32] r4:00000001 [ 1334.617291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.617361][ T32] Exception stack(0xeaf89fb0 to 0xeaf89ff8) [ 1334.617398][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.617513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.617547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.617584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.617615][ T32] r4:848587c0 [ 1334.618042][ T32] INFO: task kworker/1:500:4525 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.618131][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.618260][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.618363][ T32] Call trace: [ 1334.618398][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.618455][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.618505][ T32] r4:00000000 [ 1334.618529][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.618579][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.618624][ T32] dd20: bb4f5000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.618657][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.618734][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1334.618869][ T32] r4:82ac21e4 ** 10 printk messages dropped ** [ 1334.619355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1334.620108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.620768][ T32] r4:8528b000 ** 7 printk messages dropped ** [ 1334.621119][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.621699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.644994][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) ** 10 printk messages dropped ** [ 1334.646688][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 11 printk messages dropped ** [ 1334.647677][ T32] r4:e04bddc0 ** 5 printk messages dropped ** [ 1334.648120][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.648889][ T32] r4:849ffe00 ** 2 printk messages dropped ** [ 1334.649103][ T32] r4:00000001 [ 1334.649149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.649233][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.649313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.649392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.649459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.649529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.649582][ T32] r4:84b392c0 [ 1334.649643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.649722][ T32] INFO: task kworker/1:502:4529 blocked for more than 461 seconds. [ 1334.649819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.649907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.649978][ T32] task:kworker/1:502 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.650086][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.650175][ T32] Call trace: [ 1334.650246][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1334.650356][ T32] r10:8291a684 r9:eaf99d84 r8:00000002 r7:60000013 r6:eaf99d8c r5:8528e000 [ 1334.650411][ T32] r4:8528e000 [ 1334.650482][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1334.650615][ T32] r5:8528e000 r4:8291a680 [ 1334.650683][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.650778][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.650883][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1334.650938][ T32] r4:00000000 [ 1334.650986][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1334.651070][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.651151][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.651254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84858ac0 [ 1334.651312][ T32] r4:00000000 [ 1334.651361][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.651463][ T32] r9:83018205 r8:8528e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.651513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.651616][ T32] r5:00001000 r4:e0711000 [ 1334.651663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.651775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.651879][ T32] r5:8525df8c r4:8525dc00 [ 1334.651942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.652050][ T32] r7:ddde2d80 r6:83018200 r5:8525df8c r4:85092700 [ 1334.652105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.652238][ T32] r10:61c88647 r9:8528e000 r8:8509272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.652299][ T32] r4:85092700 ** 1 printk messages dropped ** [ 1334.652457][ T32] r10:00000000 r9:85092700 r8:80287e08 r7:eaf91e60 r6:850a0600 r5:8528e000 ** 11 printk messages dropped ** [ 1334.674849][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.675538][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 12 printk messages dropped ** [ 1334.676518][ T32] r5:00001000 r4:ed727000 ** 9 printk messages dropped ** [ 1334.677368][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 14 printk messages dropped ** [ 1334.678447][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.679287][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.680122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.680657][ T32] r10:61c88647 r9:8528ec00 r8:850926ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1334.682137][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.713798][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.713876][ T32] dd20: bbb4a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.713965][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.714064][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.714137][ T32] r5:80050013 r4:80239bb0 [ 1334.714202][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.714383][ T32] r4:82ac21e4 [ 1334.714438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.714540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.714612][ T32] r4:e04bddc0 [ 1334.714674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.714780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.714833][ T32] r4:00000000 [ 1334.714899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.715033][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.715090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.715210][ T32] r5:00001000 r4:ed727000 [ 1334.715264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.715371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.715698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1334.716813][ T32] INFO: task kworker/1:504:4533 blocked for more than 461 seconds. ** 12 printk messages dropped ** [ 1334.718081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 ** 2 printk messages dropped ** [ 1334.718334][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1334.718424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.718524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84858e00 [ 1334.718593][ T32] r4:00000000 [ 1334.718667][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.718781][ T32] r9:83018205 r8:85288c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1334.718831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.718928][ T32] r5:00001000 r4:e8969000 [ 1334.718975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.719066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.719161][ T32] r5:8525e78c r4:8525e400 [ 1334.719225][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.719337][ T32] r7:ddde2d80 r6:83018200 r5:8525e78c r4:85092880 [ 1334.719401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.719529][ T32] r10:61c88647 r9:85288c00 r8:850928ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.719611][ T32] r4:85092880 [ 1334.719680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.719792][ T32] r10:00000000 r9:85092880 r8:80287e08 r7:eaf91e60 r6:850a0700 r5:85288c00 [ 1334.719846][ T32] r4:00000001 [ 1334.719909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.720015][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1334.720086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.720155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.720219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.721666][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 15 printk messages dropped ** [ 1334.743844][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.744895][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.745674][ T32] r4:84b392c0 ** 8 printk messages dropped ** [ 1334.746481][ T32] r10:8291a684 r9:eafb5d84 r8:00000002 r7:60000013 r6:eafb5d8c r5:84510c00 ** 11 printk messages dropped ** [ 1334.747447][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.748097][ T32] r5:8525eb8c r4:8525e800 ** 3 printk messages dropped ** [ 1334.748451][ T32] r10:61c88647 r9:84510c00 r8:8509282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.749221][ T32] r4:84858d40 ** 3 printk messages dropped ** [ 1334.750419][ T32] Call trace: [ 1334.750495][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.750620][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.750727][ T32] r4:00000000 [ 1334.750783][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.750891][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.750981][ T32] dd20: bbd46000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.751056][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.751133][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.751211][ T32] r5:80050013 r4:80239bb0 [ 1334.751320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.751439][ T32] r4:82ac21e4 [ 1334.751487][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.751611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.751688][ T32] r4:e04bddc0 [ 1334.751770][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.751885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.751959][ T32] r4:00000000 [ 1334.752030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.752175][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.752234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.752350][ T32] r5:00001000 r4:ed727000 [ 1334.752406][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.780277][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.780399][ T32] r5:85ef678c r4:85ef6400 [ 1334.780459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.780521][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.780544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.780655][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.780734][ T32] r4:849ffe00 [ 1334.780779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.781082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.795484][ T32] r5:84511800 r4:8291a680 ** 7 printk messages dropped ** [ 1334.796041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512a040 ** 7 printk messages dropped ** [ 1334.797179][ T32] r5:8525f78c r4:8525f400 ** 3 printk messages dropped ** [ 1334.797332][ T32] r10:61c88647 r9:84511800 r8:8509292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1334.798443][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.799946][ T32] r4:e04bddc0 ** 9 printk messages dropped ** [ 1334.800842][ T32] r5:85ef678c r4:85ef6400 ** 9 printk messages dropped ** [ 1334.801606][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 10 printk messages dropped ** [ 1334.821357][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.828801][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.829264][ T32] r5:851f2b8c r4:851f2800 ** 4 printk messages dropped ** [ 1334.829545][ T32] r4:850a0880 ** 7 printk messages dropped ** [ 1334.830237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.831445][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.831516][ T32] dd20: bc90f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.831574][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.831612][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.831640][ T32] r5:80050013 r4:80239bb0 [ 1334.831694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.831745][ T32] r4:82ac21e4 [ 1334.831767][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.831814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.831871][ T32] r4:e04bddc0 [ 1334.831896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.831968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.832389][ T32] r4:00000000 [ 1334.832414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.855874][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.855928][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.856006][ T32] r5:00001000 r4:ed727000 [ 1334.856030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.856096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.856150][ T32] r5:85ef678c r4:85ef6400 [ 1334.856174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.856227][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1334.856353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.856582][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.856642][ T32] r4:849ffe00 [ 1334.856758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.856951][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1334.857065][ T32] r4:00000001 [ 1334.857090][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.857174][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1334.857211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.857243][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.857273][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.857304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.857326][ T32] r4:84b392c0 ** 3 printk messages dropped ** [ 1334.857613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1334.858560][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.859091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.859614][ T32] r5:8525f38c r4:8525f000 ** 7 printk messages dropped ** [ 1334.860062][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.861276][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1334.862428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 15 printk messages dropped ** [ 1334.881894][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.882347][ T32] r4:84b392c0 ** 6 printk messages dropped ** [ 1334.888495][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.888961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 ** 3 printk messages dropped ** [ 1334.889159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.889221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512a200 [ 1334.889248][ T32] r4:00000000 [ 1334.889268][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.889320][ T32] r9:83018205 r8:84513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.889348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.889397][ T32] r5:00001000 r4:eac31000 [ 1334.889418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.889497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.889548][ T32] r5:8525fb8c r4:8525f800 [ 1334.889645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.889735][ T32] r7:ddde2d80 r6:83018200 r5:8525fb8c r4:85092a80 [ 1334.889761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.889815][ T32] r10:61c88647 r9:84513c00 r8:85092aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.889846][ T32] r4:85092a80 [ 1334.889868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.889924][ T32] r10:00000000 r9:85092a80 r8:80287e08 r7:eafb9e60 r6:850a0980 r5:84513c00 [ 1334.889950][ T32] r4:00000001 [ 1334.889986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.890064][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1334.890173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.890207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.890236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.890267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.890291][ T32] r4:8512a100 [ 1334.890838][ T32] INFO: task kworker/1:508:4544 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.890879][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.891262][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.891313][ T32] Call trace: [ 1334.891459][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.891590][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.891638][ T32] r4:00000000 [ 1334.891664][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.891748][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.891782][ T32] dd20: bd2b7000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.891819][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.891880][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.891912][ T32] r5:80050013 r4:80239bb0 [ 1334.891969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.892056][ T32] r4:82ac21e4 [ 1334.892080][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.892128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.892172][ T32] r4:e04bddc0 [ 1334.892196][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.892245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.892269][ T32] r4:00000000 [ 1334.892289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.892496][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 8 printk messages dropped ** [ 1334.913256][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.913884][ T32] r4:84b392c0 ** 6 printk messages dropped ** [ 1334.914371][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.914993][ T32] r5:84514800 r4:8291a680 ** 5 printk messages dropped ** [ 1334.915695][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.916231][ T32] r5:8427c78c r4:8427c400 [ 1334.916251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.916377][ T32] r7:ddde2d80 r6:83018200 r5:8427c78c r4:85092b00 [ 1334.916507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.916576][ T32] r10:61c88647 r9:84514800 r8:85092b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.916602][ T32] r4:85092b00 [ 1334.916643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.916696][ T32] r10:00000000 r9:85092b00 r8:80287e08 r7:eafc1e60 r6:850a0a80 r5:84514800 [ 1334.916719][ T32] r4:00000001 [ 1334.916737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.916783][ T32] Exception stack(0xeafc5fb0 to 0xeafc5ff8) [ 1334.916852][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.916887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.916915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.916947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.916969][ T32] r4:8512a000 [ 1334.917358][ T32] INFO: task kworker/1:509:4546 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.917396][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.917456][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.918141][ T32] Call trace: [ 1334.918177][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.918240][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.918267][ T32] r4:00000000 [ 1334.918322][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1334.918945][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.919422][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 9 printk messages dropped ** [ 1334.919845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.920375][ T32] r4:84515400 ** 7 printk messages dropped ** [ 1334.920771][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.921425][ T32] r5:8525ff8c r4:8525fc00 ** 3 printk messages dropped ** [ 1334.921659][ T32] r10:61c88647 r9:84515400 r8:85092bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1334.922289][ T32] r4:8512a000 ** 3 printk messages dropped ** [ 1334.944812][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.945340][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 8 printk messages dropped ** [ 1334.945770][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1334.946340][ T32] r5:00001000 r4:ed727000 ** 7 printk messages dropped ** [ 1334.946759][ T32] r4:849ffe00 ** 6 printk messages dropped ** [ 1334.947659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.949063][ T32] r5:84516000 r4:8291a680 ** 6 printk messages dropped ** [ 1334.949369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.949917][ T32] r5:8526038c r4:85260000 ** 4 printk messages dropped ** [ 1334.950153][ T32] r4:85092980 [ 1334.950179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.950231][ T32] r10:00000000 r9:85092980 r8:80287e08 r7:eafc5e60 r6:850a0b80 r5:84516000 [ 1334.950269][ T32] r4:00000001 [ 1334.950294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.950334][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.950378][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.950414][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.950444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.950477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.950501][ T32] r4:8512a440 [ 1334.950820][ T32] INFO: task kworker/1:511:4550 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1334.950875][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.950940][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.951134][ T32] Call trace: [ 1334.951486][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1334.951594][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1334.951626][ T32] r4:00000000 [ 1334.951657][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.951704][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1334.951737][ T32] dd20: bdd0b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1334.951770][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1334.951798][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1334.951881][ T32] r5:80050013 r4:80239bb0 [ 1334.951914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.951964][ T32] r4:82ac21e4 [ 1334.951986][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.952034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1334.952199][ T32] r4:e04bddc0 [ 1334.952224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1334.952313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1334.952343][ T32] r4:00000000 [ 1334.952366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1334.952419][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1334.985348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.985693][ T32] r5:00001000 r4:ed727000 [ 1334.985771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.985873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.986582][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 12 printk messages dropped ** [ 1334.987885][ T32] r4:84b392c0 ** 8 printk messages dropped ** [ 1334.988851][ T32] r10:8291a684 r9:eafd5d84 r8:00000002 r7:60000113 r6:eafd5d8c r5:84510000 ** 11 printk messages dropped ** [ 1334.990431][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.991512][ T32] r5:8526138c r4:85261000 [ 1334.991586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1335.013499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.015800][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1335.017055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 14 printk messages dropped ** [ 1335.018643][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 13 printk messages dropped ** [ 1335.020072][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.021064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 ** 11 printk messages dropped ** [ 1335.022291][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.022396][ T32] r5:8526078c r4:85260400 [ 1335.022578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.051367][ T32] r7:ddde2d80 r6:83018200 r5:8526078c r4:85092d00 [ 1335.051513][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.051733][ T32] r10:61c88647 r9:85113c00 r8:85092d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.051796][ T32] r4:85092d00 [ 1335.052013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.052133][ T32] r10:00000000 r9:85092d00 r8:80287e08 r7:eafd5e60 r6:850a0c80 r5:85113c00 [ 1335.052225][ T32] r4:00000001 [ 1335.052322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.052439][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1335.052517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.057609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.057698][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.057787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.057881][ T32] r4:8512a6c0 [ 1335.058668][ T32] INFO: task kworker/1:513:4554 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.058759][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.058993][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.059118][ T32] Call trace: [ 1335.059226][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.059387][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.059473][ T32] r4:00000000 [ 1335.059562][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.059675][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.059800][ T32] dd20: be8bc000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.059883][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.059974][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.060035][ T32] r5:80050013 r4:80239bb0 [ 1335.060117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.060248][ T32] r4:82ac21e4 [ 1335.060341][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.060449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.060501][ T32] r4:e04bddc0 [ 1335.060547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.060678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.060734][ T32] r4:00000000 [ 1335.060835][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.060957][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.061008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.061102][ T32] r5:00001000 r4:ed727000 [ 1335.061241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.061341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.061464][ T32] r5:85ef678c r4:85ef6400 [ 1335.061577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.061901][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 1 printk messages dropped ** [ 1335.062079][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.078001][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1335.078707][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1335.079208][ T32] task:kworker/1:514 state:D stack:0 pid:4555 tgid:4555 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.080354][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1335.080755][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.080851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.080989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512a840 [ 1335.081052][ T32] r4:00000000 [ 1335.081100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.081215][ T32] r9:83018205 r8:84516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.081269][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.081372][ T32] r5:00001000 r4:eaca7000 [ 1335.081457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.081560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.081663][ T32] r5:85260b8c r4:85260800 [ 1335.081714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.081826][ T32] r7:ddde2d80 r6:83018200 r5:85260b8c r4:85092d80 [ 1335.081886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.082079][ T32] r10:61c88647 r9:84516c00 r8:85092dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.082206][ T32] r4:85092d80 [ 1335.082284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.082521][ T32] r10:00000000 r9:85092d80 r8:80287e08 r7:eafd5e60 r6:850a0d00 r5:84516c00 [ 1335.108366][ T32] r4:00000001 [ 1335.108510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.108736][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1335.108834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.108935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.109045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.109131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.109211][ T32] r4:8512a6c0 [ 1335.110023][ T32] INFO: task kworker/1:514:4555 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.110238][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.110507][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.110635][ T32] Call trace: [ 1335.110719][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.110882][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.110953][ T32] r4:00000000 [ 1335.111083][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.111203][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.111339][ T32] dd20: bee20000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.111425][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.111489][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.111550][ T32] r5:80050013 r4:80239bb0 [ 1335.111665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.111860][ T32] r4:82ac21e4 [ 1335.112083][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.112209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.112367][ T32] r4:e04bddc0 [ 1335.127144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1335.128489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1335.130123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1335.131670][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.147651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.148282][ T32] r7:ddde2d80 r6:83018200 r5:85260f8c r4:85092e00 ** 10 printk messages dropped ** [ 1335.149115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.150829][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 9 printk messages dropped ** [ 1335.151607][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 15 printk messages dropped ** [ 1335.163339][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1335.164134][ T32] INFO: task kworker/1:516:4560 blocked for more than 461 seconds. ** 11 printk messages dropped ** [ 1335.165198][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.165759][ T32] r4:00000000 [ 1335.165837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.165941][ T32] r9:83018205 r8:85223c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1335.165987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.166074][ T32] r5:00001000 r4:eadf1000 [ 1335.166115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.166195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.166315][ T32] r5:8526178c r4:85261400 [ 1335.166362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.166491][ T32] r7:ddde2d80 r6:83018200 r5:8526178c r4:85092c80 [ 1335.166537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.166666][ T32] r10:61c88647 r9:85223c00 r8:85092cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.166717][ T32] r4:85092c80 [ 1335.166756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.166848][ T32] r10:00000000 r9:85092c80 r8:80287e08 r7:eafd5e60 r6:85092f00 r5:85223c00 [ 1335.166894][ T32] r4:00000001 [ 1335.166933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.167040][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1335.167161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.167225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.167280][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.167338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.167383][ T32] r4:8512a8c0 [ 1335.168144][ T32] INFO: task kworker/1:516:4560 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.168212][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.168422][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.168547][ T32] Call trace: [ 1335.168705][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.168824][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.168872][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.169002][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 11 printk messages dropped ** [ 1335.169856][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.170793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1335.171889][ T32] INFO: task kworker/1:517:4562 blocked for more than 461 seconds. ** 12 printk messages dropped ** [ 1335.203365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 ** 12 printk messages dropped ** [ 1335.204351][ T32] r5:85261b8c r4:85261800 ** 3 printk messages dropped ** [ 1335.204876][ T32] r10:61c88647 r9:85230000 r8:85092fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.207211][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1335.209760][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.210204][ T32] r5:85ef678c r4:85ef6400 ** 7 printk messages dropped ** [ 1335.210825][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1335.211759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1335.212187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.212297][ T32] task:kworker/1:518 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.212353][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.212396][ T32] Call trace: [ 1335.212581][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.243088][ T32] r10:8291a684 r9:eb005d84 r8:00000002 r7:60000013 r6:eb005d8c r5:85290c00 [ 1335.243140][ T32] r4:85290c00 [ 1335.243198][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.243381][ T32] r5:85290c00 r4:8291a680 [ 1335.243521][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.243573][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.243673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1335.243757][ T32] r4:00000000 [ 1335.243877][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.243921][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.244014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.244100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512af00 [ 1335.244127][ T32] r4:00000000 [ 1335.244148][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.244219][ T32] r9:83018205 r8:85290c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.244247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.244334][ T32] r5:00001000 r4:eae0b000 [ 1335.244359][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.244405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.244792][ T32] r5:85261f8c r4:85261c00 [ 1335.244820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.244877][ T32] r7:ddde2d80 r6:83018200 r5:85261f8c r4:85097100 [ 1335.244898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.245067][ T32] r10:61c88647 r9:85290c00 r8:8509712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.245095][ T32] r4:85097100 [ 1335.245116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.245167][ T32] r10:00000000 r9:85097100 r8:80287e08 r7:eafede60 r6:850a0d80 r5:85290c00 [ 1335.245191][ T32] r4:00000001 [ 1335.245292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.245338][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1335.245372][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.245402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.245431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.245462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.245487][ T32] r4:8512ad80 [ 1335.245949][ T32] INFO: task kworker/1:518:4565 is blocked on a mutex likely owned by task kworker/1:221:3732. ** 4 printk messages dropped ** [ 1335.246661][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 14 printk messages dropped ** [ 1335.247791][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.248311][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.249764][ T32] INFO: task kworker/1:519:4566 blocked for more than 461 seconds. ** 12 printk messages dropped ** [ 1335.250425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 ** 12 printk messages dropped ** [ 1335.250969][ T32] r5:8526338c r4:85263000 ** 2 printk messages dropped ** [ 1335.251108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.272037][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.287142][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 10 printk messages dropped ** [ 1335.287927][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 11 printk messages dropped ** [ 1335.288494][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.288537][ T32] r4:00000001 [ 1335.288616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.288716][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.288748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.288780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.288809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.288840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.288863][ T32] r4:84b392c0 [ 1335.288910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.288962][ T32] INFO: task kworker/1:520:4567 blocked for more than 461 seconds. [ 1335.289002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.289034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.289058][ T32] task:kworker/1:520 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.289240][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.289288][ T32] Call trace: [ 1335.289327][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.289386][ T32] r10:8291a684 r9:eb00dd84 r8:00000002 r7:60000113 r6:eb00dd8c r5:85292400 [ 1335.289447][ T32] r4:85292400 [ 1335.289474][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.289529][ T32] r5:85292400 r4:8291a680 [ 1335.289552][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.289598][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.289657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [ 1335.289683][ T32] r4:00000000 [ 1335.289892][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1335.290354][ T32] r9:83018205 r8:85292400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 6 printk messages dropped ** [ 1335.290839][ T32] r7:ddde2d80 r6:83018200 r5:8526238c r4:85097080 ** 8 printk messages dropped ** [ 1335.291213][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.304307][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 10 printk messages dropped ** [ 1335.304933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1335.305749][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.305787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.305923][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.306048][ T32] r4:849ffe00 [ 1335.306166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.306282][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.306329][ T32] r4:00000001 [ 1335.306367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.306434][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.306482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.306534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.306618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.306678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.306752][ T32] r4:84b392c0 [ 1335.306796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.306844][ T32] INFO: task kworker/1:521:4570 blocked for more than 461 seconds. [ 1335.306905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.307033][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.307140][ T32] task:kworker/1:521 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.307332][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.307409][ T32] Call trace: [ 1335.307525][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.307620][ T32] r10:8291a684 r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:85291800 [ 1335.307664][ T32] r4:85291800 [ 1335.307702][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.307832][ T32] r5:85291800 r4:8291a680 [ 1335.307954][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.308031][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.308107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb019e08 [ 1335.308146][ T32] r4:00000000 [ 1335.308181][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.308346][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.308422][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.308501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5040 [ 1335.308542][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.308746][ T32] r9:83018205 r8:85291800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1335.309137][ T32] r5:8526278c r4:85262400 ** 7 printk messages dropped ** [ 1335.309833][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1335.311280][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.312264][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1335.344106][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 12 printk messages dropped ** [ 1335.344886][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1335.345784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.347075][ T32] r4:85294800 ** 7 printk messages dropped ** [ 1335.347878][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1335.348637][ T32] r7:ddde2d80 r6:83018200 r5:85262b8c r4:85097280 ** 1 printk messages dropped ** [ 1335.348777][ T32] r10:61c88647 r9:85294800 r8:850972ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.348898][ T32] r4:85097280 [ 1335.349061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.349127][ T32] r10:00000000 r9:85097280 r8:80287e08 r7:eb009e60 r6:850a0f80 r5:85294800 [ 1335.349153][ T32] r4:00000001 [ 1335.349208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.349271][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1335.349303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.349335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.349366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.349396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.349488][ T32] r4:84bc5100 [ 1335.349922][ T32] INFO: task kworker/1:522:4571 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.350229][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.350315][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.350367][ T32] Call trace: [ 1335.350396][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.350452][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.350476][ T32] r4:00000000 [ 1335.350511][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.350558][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.350590][ T32] dd20: c113e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.350621][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.350647][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.350741][ T32] r5:80050013 r4:80239bb0 [ 1335.350860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.350919][ T32] r4:82ac21e4 [ 1335.350941][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.351103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.351167][ T32] r4:e04bddc0 [ 1335.351193][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.351269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 6 printk messages dropped ** [ 1335.351748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.352098][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.372536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.383619][ T32] task:kworker/1:523 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.383680][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.383741][ T32] Call trace: [ 1335.383775][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.383840][ T32] r10:8291a684 r9:eb029d84 r8:00000002 r7:60000113 r6:eb029d8c r5:85293c00 [ 1335.383866][ T32] r4:85293c00 [ 1335.383896][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.383949][ T32] r5:85293c00 r4:8291a680 [ 1335.384007][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.384056][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.384105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 [ 1335.384159][ T32] r4:00000000 [ 1335.384182][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.384223][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.384301][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.384354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5300 [ 1335.384378][ T32] r4:00000000 [ 1335.384432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.384491][ T32] r9:83018205 r8:85293c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1335.384514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.384588][ T32] r5:00001000 r4:eae43000 [ 1335.384638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.384687][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.384736][ T32] r5:85262f8c r4:85262c00 [ 1335.384759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.384813][ T32] r7:ddde2d80 r6:83018200 r5:85262f8c r4:85097300 [ 1335.384889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.384983][ T32] r10:61c88647 r9:85293c00 r8:8509732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.385068][ T32] r4:85097300 [ 1335.385093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.385287][ T32] r10:00000000 r9:85097300 r8:80287e08 r7:eb009e60 r6:8514ae80 r5:85293c00 [ 1335.385317][ T32] r4:00000001 [ 1335.385422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.385468][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) [ 1335.385597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.385631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.385661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.385692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.385745][ T32] r4:84bc5180 [ 1335.386180][ T32] INFO: task kworker/1:523:4574 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.386247][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.386364][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.386463][ T32] Call trace: [ 1335.386496][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.386554][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.386578][ T32] r4:00000000 [ 1335.386623][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.386671][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1335.386825][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 8 printk messages dropped ** [ 1335.387304][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.387646][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1335.387953][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 9 printk messages dropped ** [ 1335.388655][ T32] INFO: task kworker/1:524:4576 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.389249][ T32] r4:85295400 ** 3 printk messages dropped ** [ 1335.389718][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.389846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1335.389889][ T32] r4:00000000 [ 1335.389960][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.390002][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.390042][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.390090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5b00 [ 1335.390126][ T32] r4:00000000 [ 1335.390147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.390196][ T32] r9:83018205 r8:85295400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1335.390219][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.390278][ T32] r5:00001000 r4:eb055000 [ 1335.390301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.390354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.390402][ T32] r5:8526878c r4:85268400 [ 1335.390423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.390473][ T32] r7:ddde2d80 r6:83018200 r5:8526878c r4:85097380 [ 1335.390493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.390544][ T32] r10:61c88647 r9:85295400 r8:850973ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.390587][ T32] r4:85097380 [ 1335.390666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.390748][ T32] r10:00000000 r9:85097380 r8:80287e08 r7:eb009e60 r6:8514af00 r5:85295400 [ 1335.390774][ T32] r4:00000001 [ 1335.390794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.390862][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1335.390901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.390960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.391020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.391083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.391110][ T32] r4:84bc5440 [ 1335.391326][ T32] INFO: task kworker/1:524:4576 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.391419][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.391592][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.391677][ T32] Call trace: [ 1335.391739][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.391798][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.391822][ T32] r4:00000000 [ 1335.391843][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.391933][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.391968][ T32] dd20: c173a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.392000][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.392072][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.392102][ T32] r5:80050013 r4:80239bb0 [ 1335.392125][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.392169][ T32] r4:82ac21e4 [ 1335.392190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.392321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.392377][ T32] r4:e04bddc0 [ 1335.392400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.392447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.392471][ T32] r4:00000000 [ 1335.392491][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.414991][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.415064][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.415170][ T32] r5:00001000 r4:ed727000 [ 1335.415197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.415272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.415354][ T32] r5:85ef678c r4:85ef6400 [ 1335.415380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.415435][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.415487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.415577][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.415605][ T32] r4:849ffe00 [ 1335.415656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.415743][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1335.415944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.416211][ T32] task:kworker/1:525 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.416782][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.417177][ T32] r9:83018205 r8:85296000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 3 printk messages dropped ** [ 1335.417408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.417478][ T32] r5:8526378c r4:85263400 [ 1335.417537][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.417621][ T32] r7:ddde2d80 r6:83018200 r5:8526378c r4:85097480 [ 1335.417665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.417720][ T32] r10:61c88647 r9:85296000 r8:850974ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.417761][ T32] r4:85097480 [ 1335.417818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.417871][ T32] r10:00000000 r9:85097480 r8:80287e08 r7:eb031e60 r6:8514af80 r5:85296000 [ 1335.417894][ T32] r4:00000001 [ 1335.417913][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.417950][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1335.418009][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.418044][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.418072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.418130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.418159][ T32] r4:84bc5440 [ 1335.418593][ T32] INFO: task kworker/1:525:4577 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.418636][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.418697][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.418774][ T32] Call trace: [ 1335.418881][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.418941][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.418994][ T32] r4:00000000 [ 1335.419047][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.419093][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.419153][ T32] dd20: c1d4d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.419188][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.419215][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.419267][ T32] r5:80050013 r4:80239bb0 [ 1335.419293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.419339][ T32] r4:82ac21e4 [ 1335.419360][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.419409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.419462][ T32] r4:e04bddc0 [ 1335.419515][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.419567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.419590][ T32] r4:00000000 [ 1335.419640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.419724][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.419750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.419830][ T32] r5:00001000 r4:ed727000 [ 1335.419882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.419958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.420010][ T32] r5:85ef678c r4:85ef6400 [ 1335.420047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.420102][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.420125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.420197][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.420224][ T32] r4:849ffe00 [ 1335.420245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.420297][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.420320][ T32] r4:00000001 [ 1335.420339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.420433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.420689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.421251][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.421588][ T32] r4:00000000 [ 1335.421608][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.421663][ T32] r9:83018205 r8:85293000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1335.421715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.421765][ T32] r5:00001000 r4:eaf35000 [ 1335.421786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.421829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.421904][ T32] r5:85263b8c r4:85263800 [ 1335.421956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.422012][ T32] r7:ddde2d80 r6:83018200 r5:85263b8c r4:85097500 [ 1335.422063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.422119][ T32] r10:61c88647 r9:85293000 r8:8509752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.422145][ T32] r4:85097500 [ 1335.422183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.422265][ T32] r10:00000000 r9:85097500 r8:80287e08 r7:eb031e60 r6:84b1f000 r5:85293000 [ 1335.422292][ T32] r4:00000001 [ 1335.422313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.422352][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1335.422455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.436092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.436262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.436352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.436412][ T32] r4:84bc5540 [ 1335.437166][ T32] INFO: task kworker/1:526:4579 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.437282][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.437453][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.437573][ T32] Call trace: [ 1335.437683][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.437824][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.437880][ T32] r4:00000000 [ 1335.437926][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.438013][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.438122][ T32] dd20: c1d4d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.438193][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.438248][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.438303][ T32] r5:80050013 r4:80239bb0 [ 1335.438409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.438510][ T32] r4:82ac21e4 [ 1335.438561][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.438669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.438723][ T32] r4:e04bddc0 [ 1335.438767][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.438904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.438962][ T32] r4:00000000 [ 1335.439035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.439147][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 5 printk messages dropped ** [ 1335.439597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.440331][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 5 printk messages dropped ** [ 1335.440702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.441373][ T32] r4:85296c00 ** 5 printk messages dropped ** [ 1335.441848][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.442132][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.442350][ T32] r5:00001000 r4:eaf5f000 ** 2 printk messages dropped ** [ 1335.463085][ T32] r5:85263f8c r4:85263c00 ** 1 printk messages dropped ** [ 1335.463298][ T32] r7:ddde2d80 r6:83018200 r5:85263f8c r4:85097580 [ 1335.463328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.463388][ T32] r10:61c88647 r9:85296c00 r8:850975ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.463415][ T32] r4:85097580 [ 1335.463435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.463487][ T32] r10:00000000 r9:85097580 r8:80287e08 r7:eb031e60 r6:84b1f080 r5:85296c00 [ 1335.463522][ T32] r4:00000001 [ 1335.463558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.463601][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1335.463664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.463789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.463823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.463881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.463939][ T32] r4:84bc58c0 [ 1335.464373][ T32] INFO: task kworker/1:527:4581 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.464441][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.464545][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.464658][ T32] Call trace: [ 1335.464745][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.464814][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.464839][ T32] r4:00000000 [ 1335.464860][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.464959][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.465022][ T32] dd20: c210f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.465058][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.465087][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.465113][ T32] r5:80050013 r4:80239bb0 [ 1335.465134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.465213][ T32] r4:82ac21e4 [ 1335.465238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1335.465310][ T32] r4:e04bddc0 ** 4 printk messages dropped ** [ 1335.465622][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 6 printk messages dropped ** [ 1335.466056][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1335.466338][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.466518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.466966][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.467038][ T32] Call trace: [ 1335.467077][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.467155][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000013 r6:eb04dd8c r5:84828000 [ 1335.467182][ T32] r4:84828000 [ 1335.467204][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.467257][ T32] r5:84828000 r4:8291a680 [ 1335.467327][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.467398][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.467450][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1335.467500][ T32] r4:00000000 [ 1335.467522][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.467610][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.467670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.467743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5980 [ 1335.467773][ T32] r4:00000000 [ 1335.467795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.467864][ T32] r9:83018205 r8:84828000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.467899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.468022][ T32] r5:00001000 r4:eaff9000 [ 1335.468047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.468090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.468137][ T32] r5:8526838c r4:85268000 [ 1335.468172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.468247][ T32] r7:ddde2d80 r6:83018200 r5:8526838c r4:85097600 [ 1335.468277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.468334][ T32] r10:61c88647 r9:84828000 r8:8509762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.468380][ T32] r4:85097600 [ 1335.468402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.468452][ T32] r10:00000000 r9:85097600 r8:80287e08 r7:eb031e60 r6:84b1f100 r5:84828000 [ 1335.468474][ T32] r4:00000001 [ 1335.468495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.468533][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1335.468590][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.468658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.468748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.468786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.468810][ T32] r4:84bc5940 [ 1335.469088][ T32] INFO: task kworker/1:528:4583 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.469132][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.469245][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.469320][ T32] Call trace: [ 1335.469357][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.469415][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.469488][ T32] r4:00000000 [ 1335.469512][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.469555][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.469585][ T32] dd20: c210f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.469616][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.469662][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.469688][ T32] r5:80050013 r4:80239bb0 [ 1335.469711][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.469755][ T32] r4:82ac21e4 [ 1335.469887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.469987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.470087][ T32] r4:e04bddc0 [ 1335.470181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.470232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.470269][ T32] r4:00000000 [ 1335.470318][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.470407][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.470434][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.470485][ T32] r5:00001000 r4:ed727000 [ 1335.470508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.470577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.470628][ T32] r5:85ef678c r4:85ef6400 [ 1335.470658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.470710][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.470806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.471068][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1335.471176][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.471228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.471263][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.471339][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.471374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.471397][ T32] r4:84b392c0 [ 1335.471417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.471442][ T32] INFO: task kworker/0:202:4586 blocked for more than 461 seconds. [ 1335.471471][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.471544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.471569][ T32] task:kworker/0:202 state:D stack:0 pid:4586 tgid:4586 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.471616][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.471667][ T32] Call trace: [ 1335.471842][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.471953][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000113 r6:eb041d8c r5:84828c00 [ 1335.471981][ T32] r4:84828c00 [ 1335.472018][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.472087][ T32] r5:84828c00 r4:8291a680 [ 1335.472112][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.472155][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.472202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1335.472266][ T32] r4:00000000 [ 1335.472297][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.472341][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.472383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.472483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b402c0 [ 1335.496552][ T32] r4:00000000 [ 1335.496668][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.496821][ T32] r9:83018005 r8:84828c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1335.496877][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.496994][ T32] r5:00001000 r4:e0635000 [ 1335.497046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.497228][ T32] r5:851f2f8c r4:851f2c00 [ 1335.497270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.497387][ T32] r7:dddced80 r6:83018000 r5:851f2f8c r4:84b1f180 ** 1 printk messages dropped ** [ 1335.497557][ T32] r10:61c88647 r9:84828c00 r8:84b1f1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.498086][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.499262][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.499747][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 4 printk messages dropped ** [ 1335.500054][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1335.500778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.501373][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.501704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.502080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.521441][ T32] r5:8482b000 r4:8291a680 ** 2 printk messages dropped ** [ 1335.521594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1335.521620][ T32] r4:00000000 [ 1335.521644][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.521707][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.521779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.521832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5b80 [ 1335.521856][ T32] r4:00000000 [ 1335.521894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.521952][ T32] r9:83018205 r8:8482b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1335.521976][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.522025][ T32] r5:00001000 r4:eb05f000 [ 1335.522046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.522123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.522176][ T32] r5:85268b8c r4:85268800 [ 1335.522198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.522250][ T32] r7:ddde2d80 r6:83018200 r5:85268b8c r4:85097680 [ 1335.522271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.522371][ T32] r10:61c88647 r9:8482b000 r8:850976ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.522503][ T32] r4:85097680 [ 1335.525367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.525448][ T32] r10:00000000 r9:85097680 r8:80287e08 r7:eb031e60 r6:84b1f200 r5:8482b000 [ 1335.525474][ T32] r4:00000001 [ 1335.525495][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.525536][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1335.525572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.525609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.525639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.525671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.525719][ T32] r4:84bc5ac0 [ 1335.526121][ T32] INFO: task kworker/1:529:4589 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.526160][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.526231][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.526310][ T32] Call trace: [ 1335.526343][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.526401][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.526451][ T32] r4:00000000 [ 1335.526476][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.526521][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.526554][ T32] dd20: c298f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.526610][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.526666][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.526695][ T32] r5:80050013 r4:80239bb0 [ 1335.526726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.526772][ T32] r4:82ac21e4 [ 1335.526793][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.526854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.526900][ T32] r4:e04bddc0 [ 1335.526952][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.527005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.527078][ T32] r4:00000000 [ 1335.527102][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.527155][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.527203][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.527254][ T32] r5:00001000 r4:ed727000 [ 1335.527276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.527320][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.527380][ T32] r5:85ef678c r4:85ef6400 [ 1335.527410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.527490][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.527518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.527593][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.527620][ T32] r4:849ffe00 [ 1335.527672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.527729][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.527779][ T32] r4:00000001 [ 1335.527828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.527870][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.527917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.527958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.527987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.528020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.528069][ T32] r4:84b392c0 [ 1335.528095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.528123][ T32] INFO: task kworker/1:530:4591 blocked for more than 462 seconds. [ 1335.528158][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.528184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.528207][ T32] task:kworker/1:530 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.528253][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.528296][ T32] Call trace: [ 1335.528370][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.528436][ T32] r10:8291a684 r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:84829800 [ 1335.528463][ T32] r4:84829800 [ 1335.528484][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.528531][ T32] r5:84829800 r4:8291a680 [ 1335.528554][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.528597][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.528661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1335.528685][ T32] r4:00000000 [ 1335.528719][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.528766][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.528807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.528853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5d80 [ 1335.528877][ T32] r4:00000000 [ 1335.528904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.528956][ T32] r9:83018205 r8:84829800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1335.528985][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.529034][ T32] r5:00001000 r4:eb065000 [ 1335.529080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.529152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.529203][ T32] r5:85268f8c r4:85268c00 [ 1335.529226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.529277][ T32] r7:ddde2d80 r6:83018200 r5:85268f8c r4:85097200 [ 1335.529324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.529381][ T32] r10:61c88647 r9:84829800 r8:8509722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.529405][ T32] r4:85097200 [ 1335.529430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.529482][ T32] r10:00000000 r9:85097200 r8:80287e08 r7:eb06de60 r6:84b1f280 r5:84829800 [ 1335.529531][ T32] r4:00000001 [ 1335.529555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.529619][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1335.529652][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.529684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.529712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.529743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.529766][ T32] r4:84bc5d40 [ 1335.529991][ T32] INFO: task kworker/1:530:4591 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.530042][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.530158][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.530205][ T32] Call trace: [ 1335.530234][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.530289][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.530325][ T32] r4:00000000 [ 1335.530374][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.530422][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.530454][ T32] dd20: c298f000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 1 printk messages dropped ** [ 1335.530513][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 5 printk messages dropped ** [ 1335.530821][ T32] r4:e04bddc0 [ 1335.530856][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.530915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.530960][ T32] r4:00000000 [ 1335.530985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.531063][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.531090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.531151][ T32] r5:00001000 r4:ed727000 [ 1335.531187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.531236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.531283][ T32] r5:85ef678c r4:85ef6400 [ 1335.531304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.531355][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.531377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.531429][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.531452][ T32] r4:849ffe00 [ 1335.531500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.531555][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.531581][ T32] r4:00000001 [ 1335.531619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.531663][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.531691][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.531722][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.531750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.531836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.531863][ T32] r4:84b392c0 [ 1335.531895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.531922][ T32] INFO: task kworker/1:531:4592 blocked for more than 462 seconds. [ 1335.531951][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.531976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.531998][ T32] task:kworker/1:531 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.532045][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.532087][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.532250][ T32] r4:8482c800 ** 4 printk messages dropped ** [ 1335.553316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 ** 5 printk messages dropped ** [ 1335.553698][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.554149][ T32] r5:8526938c r4:85269000 [ 1335.554173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.554226][ T32] r7:ddde2d80 r6:83018200 r5:8526938c r4:85097780 ** 1 printk messages dropped ** [ 1335.554324][ T32] r10:61c88647 r9:8482c800 r8:850977ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.554678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.555613][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.555957][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 4 printk messages dropped ** [ 1335.556180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1335.556561][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 4 printk messages dropped ** [ 1335.556775][ T32] r5:85ef678c r4:85ef6400 [ 1335.556821][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.556878][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.556907][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.556994][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.557022][ T32] r4:849ffe00 [ 1335.557043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.557094][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.557118][ T32] r4:00000001 [ 1335.557139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.557202][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.557235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.557356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.557412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.557446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.557520][ T32] r4:84b392c0 [ 1335.557545][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.557574][ T32] INFO: task kworker/1:532:4595 blocked for more than 462 seconds. [ 1335.557610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.557636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.557658][ T32] task:kworker/1:532 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.557730][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.557852][ T32] Call trace: [ 1335.557915][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.558009][ T32] r10:8291a684 r9:eb095d84 r8:00000002 r7:60000013 r6:eb095d8c r5:8482bc00 [ 1335.558037][ T32] r4:8482bc00 [ 1335.558058][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.558109][ T32] r5:8482bc00 r4:8291a680 [ 1335.558133][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.558190][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.558243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [ 1335.558267][ T32] r4:00000000 [ 1335.558286][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.558322][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.558383][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.558464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc5f40 ** 2 printk messages dropped ** [ 1335.558640][ T32] r9:83018205 r8:8482bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 4 printk messages dropped ** [ 1335.558848][ T32] r5:8526978c r4:85269400 [ 1335.558871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.559192][ T32] r10:61c88647 r9:8482bc00 r8:8509772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.559456][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) ** 4 printk messages dropped ** [ 1335.559693][ T32] r4:84bc5e00 ** 2 printk messages dropped ** [ 1335.560059][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.560397][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1335.560806][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1335.560962][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.561354][ T32] r5:85ef678c r4:85ef6400 ** 4 printk messages dropped ** [ 1335.561599][ T32] r4:849ffe00 ** 1 printk messages dropped ** [ 1335.561675][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.561698][ T32] r4:00000001 [ 1335.561718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.561756][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.561784][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.561814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.561869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.561970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.561997][ T32] r4:84b392c0 [ 1335.562018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.562043][ T32] INFO: task kworker/1:533:4596 blocked for more than 462 seconds. [ 1335.562096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.562124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.562158][ T32] task:kworker/1:533 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.562260][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.562318][ T32] Call trace: [ 1335.562401][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.587634][ T32] r10:8291a684 r9:eb099d84 r8:00000002 r7:60000113 r6:eb099d8c r5:8482e000 [ 1335.587746][ T32] r4:8482e000 [ 1335.587776][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.587850][ T32] r5:8482e000 r4:8291a680 [ 1335.587872][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.587933][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.587981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 [ 1335.588005][ T32] r4:00000000 [ 1335.588025][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.588088][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.588194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.588246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f040 [ 1335.588271][ T32] r4:00000000 [ 1335.588348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.588468][ T32] r9:83018205 r8:8482e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1335.588501][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.588556][ T32] r5:00001000 r4:eb09b000 [ 1335.588577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.588667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.588754][ T32] r5:85269b8c r4:85269800 [ 1335.588790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.588845][ T32] r7:ddde2d80 r6:83018200 r5:85269b8c r4:85097800 [ 1335.588868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.588926][ T32] r10:61c88647 r9:8482e000 r8:8509782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.589003][ T32] r4:85097800 [ 1335.589028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.589082][ T32] r10:00000000 r9:85097800 r8:80287e08 r7:eb095e60 r6:84b1f480 r5:8482e000 [ 1335.589204][ T32] r4:00000001 [ 1335.589229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.589272][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1335.589331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.589392][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.589424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.589456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.589480][ T32] r4:84bc5e00 [ 1335.589910][ T32] INFO: task kworker/1:533:4596 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.589951][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.590052][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.590248][ T32] Call trace: [ 1335.590361][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.590422][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.590447][ T32] r4:00000000 [ 1335.590468][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.590511][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.590540][ T32] dd20: c3142000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.590630][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.590802][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.590856][ T32] r5:80050013 r4:80239bb0 ** 1 printk messages dropped ** [ 1335.591076][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1335.591265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.591799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.592255][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1335.607853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.608422][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.608859][ T32] r5:8482d400 r4:8291a680 ** 1 printk messages dropped ** [ 1335.609048][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.609099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b1e08 [ 1335.609123][ T32] r4:00000000 [ 1335.609144][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.609184][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.609226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.609298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f140 [ 1335.609335][ T32] r4:00000000 [ 1335.609359][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.609413][ T32] r9:83018205 r8:8482d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1335.609437][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.609527][ T32] r5:00001000 r4:eb0a1000 [ 1335.609552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.609597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.609695][ T32] r5:85269f8c r4:85269c00 [ 1335.609720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.609773][ T32] r7:ddde2d80 r6:83018200 r5:85269f8c r4:85097880 [ 1335.609794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.609847][ T32] r10:61c88647 r9:8482d400 r8:850978ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.609872][ T32] r4:85097880 [ 1335.609922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.609988][ T32] r10:00000000 r9:85097880 r8:80287e08 r7:eb099e60 r6:84b1f500 r5:8482d400 [ 1335.610013][ T32] r4:00000001 [ 1335.610055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.610116][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1335.610147][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.610204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.610236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.610270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.610294][ T32] r4:8472f240 [ 1335.610715][ T32] INFO: task kworker/1:534:4599 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.610753][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.610886][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.610938][ T32] Call trace: [ 1335.610968][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.611026][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.611051][ T32] r4:00000000 [ 1335.611111][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.611180][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.611240][ T32] dd20: c3352000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.611292][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.611321][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.611346][ T32] r5:80050013 r4:80239bb0 [ 1335.611370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.611418][ T32] r4:82ac21e4 [ 1335.611490][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.611543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.611594][ T32] r4:e04bddc0 [ 1335.611644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.611708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.611735][ T32] r4:00000000 [ 1335.611756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.611892][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.611930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.611987][ T32] r5:00001000 r4:ed727000 [ 1335.612029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.612080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.612152][ T32] r5:85ef678c r4:85ef6400 [ 1335.612178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.612255][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.612282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.612336][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.612398][ T32] r4:849ffe00 [ 1335.612447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.625869][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.625958][ T32] r4:00000001 [ 1335.626016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1335.626269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.626815][ T32] task:kworker/1:535 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.627376][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.627639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.628309][ T32] r5:8526a38c r4:8526a000 [ 1335.628354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.628457][ T32] r7:ddde2d80 r6:83018200 r5:8526a38c r4:85097900 [ 1335.628507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.628614][ T32] r10:61c88647 r9:85298000 r8:8509792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.628692][ T32] r4:85097900 [ 1335.628750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.628864][ T32] r10:00000000 r9:85097900 r8:80287e08 r7:eb0b1e60 r6:84b1f580 r5:85298000 [ 1335.628948][ T32] r4:00000001 [ 1335.629009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.629109][ T32] Exception stack(0xeb0bdfb0 to 0xeb0bdff8) [ 1335.629171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.629256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.629337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.629408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.629460][ T32] r4:8472f240 [ 1335.630242][ T32] INFO: task kworker/1:535:4600 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.630331][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.630450][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.630614][ T32] Call trace: [ 1335.630726][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.630878][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.630941][ T32] r4:00000000 [ 1335.630986][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.631138][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.631225][ T32] dd20: c3572000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.631289][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.631321][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.631384][ T32] r5:80050013 r4:80239bb0 [ 1335.631436][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.631510][ T32] r4:82ac21e4 [ 1335.631565][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.631686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.631721][ T32] r4:e04bddc0 [ 1335.631751][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.631838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.631913][ T32] r4:00000000 [ 1335.631946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.632023][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.632049][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.632146][ T32] r5:00001000 r4:ed727000 [ 1335.632171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.632242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.632310][ T32] r5:85ef678c r4:85ef6400 [ 1335.632347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.632444][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.649230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.649331][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.649361][ T32] r4:849ffe00 [ 1335.649383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.649438][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.649462][ T32] r4:00000001 [ 1335.649482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.649554][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.649592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.649624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.649658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.649704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.649747][ T32] r4:84b392c0 [ 1335.649787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.649846][ T32] INFO: task kworker/1:536:4602 blocked for more than 462 seconds. [ 1335.649909][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.649945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.649995][ T32] task:kworker/1:536 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.650085][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.650164][ T32] Call trace: [ 1335.650242][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.650328][ T32] r10:8291a684 r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:85231800 [ 1335.650381][ T32] r4:85231800 [ 1335.650430][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.650504][ T32] r5:85231800 r4:8291a680 [ 1335.650560][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.650638][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.650691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1335.650740][ T32] r4:00000000 [ 1335.650764][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.650803][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.650847][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.650894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f5c0 [ 1335.650918][ T32] r4:00000000 [ 1335.650938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.650995][ T32] r9:83018205 r8:85231800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1335.651020][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.651066][ T32] r5:00001000 r4:eb0cb000 ** 2 printk messages dropped ** [ 1335.651272][ T32] r5:8526ab8c r4:8526a800 [ 1335.651302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.651355][ T32] r7:ddde2d80 r6:83018200 r5:8526ab8c r4:85097980 ** 1 printk messages dropped ** [ 1335.651479][ T32] r10:61c88647 r9:85231800 r8:850979ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.651755][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) ** 4 printk messages dropped ** [ 1335.651971][ T32] r4:8472f2c0 ** 3 printk messages dropped ** [ 1335.666641][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.667210][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1335.667656][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1335.667980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.668131][ T32] r4:00000000 [ 1335.668173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.668272][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.668332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.668447][ T32] r5:00001000 r4:ed727000 [ 1335.668509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.668641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.668734][ T32] r5:85ef678c r4:85ef6400 [ 1335.668784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.668917][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.668981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.669084][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.669130][ T32] r4:849ffe00 [ 1335.669174][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.669273][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.669319][ T32] r4:00000001 [ 1335.669362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.669458][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.669522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.669648][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.669712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.669778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.669824][ T32] r4:84b392c0 [ 1335.669873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.669931][ T32] INFO: task kworker/1:537:4604 blocked for more than 462 seconds. [ 1335.670012][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.670067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.670122][ T32] task:kworker/1:537 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.670215][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.670348][ T32] Call trace: [ 1335.670497][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.670599][ T32] r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:85232400 [ 1335.670651][ T32] r4:85232400 [ 1335.670694][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.670808][ T32] r5:85232400 r4:8291a680 [ 1335.670862][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.670951][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.671050][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1335.671134][ T32] r4:00000000 [ 1335.671202][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.671309][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.671425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.671519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f400 [ 1335.671625][ T32] r4:00000000 [ 1335.671688][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.671785][ T32] r9:83018205 r8:85232400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1335.671829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.671926][ T32] r5:00001000 r4:eb0b9000 [ 1335.672000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.672086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.672175][ T32] r5:8526a78c r4:8526a400 [ 1335.672214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.672308][ T32] r7:ddde2d80 r6:83018200 r5:8526a78c r4:85097a80 [ 1335.672356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.672453][ T32] r10:61c88647 r9:85232400 r8:85097aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.693214][ T32] r4:85097a80 [ 1335.693326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.693417][ T32] r10:00000000 r9:85097a80 r8:80287e08 r7:eaff1e60 r6:85097400 r5:85232400 [ 1335.693461][ T32] r4:00000001 [ 1335.693487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.693535][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1335.693596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.693633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.693663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.693698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1335.694326][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.694624][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1335.694887][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1335.695045][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.695492][ T32] r5:85ef678c r4:85ef6400 ** 3 printk messages dropped ** [ 1335.695770][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.696075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.696422][ T32] task:kworker/1:538 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.696977][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.697029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 [ 1335.697061][ T32] r4:00000000 [ 1335.697085][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.697140][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.697184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.697230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f880 [ 1335.697253][ T32] r4:00000000 [ 1335.697301][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.697391][ T32] r9:83018205 r8:85233000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1335.697418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.697466][ T32] r5:00001000 r4:dfa0d000 [ 1335.697488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.697530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.697619][ T32] r5:8526b38c r4:8526b000 [ 1335.697644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.697696][ T32] r7:ddde2d80 r6:83018200 r5:8526b38c r4:85097b00 [ 1335.697729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.697808][ T32] r10:61c88647 r9:85233000 r8:85097b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.697843][ T32] r4:85097b00 [ 1335.697863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.697921][ T32] r10:00000000 r9:85097b00 r8:80287e08 r7:eaff1e60 r6:85097c00 r5:85233000 [ 1335.697958][ T32] r4:00000001 [ 1335.697980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.698031][ T32] Exception stack(0xeb0c1fb0 to 0xeb0c1ff8) [ 1335.698094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.698187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.698238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.698270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.698322][ T32] r4:8472f580 [ 1335.698616][ T32] INFO: task kworker/1:538:4606 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.698658][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.698781][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.698835][ T32] Call trace: [ 1335.698879][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.698997][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.699043][ T32] r4:00000000 [ 1335.699066][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.699115][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.699182][ T32] dd20: c3e1f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.699254][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.699287][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.699316][ T32] r5:80050013 r4:80239bb0 [ 1335.699344][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.699421][ T32] r4:82ac21e4 [ 1335.699455][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.699532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.699559][ T32] r4:e04bddc0 [ 1335.699578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.699625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.699739][ T32] r4:00000000 [ 1335.699763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.699814][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.699836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.699917][ T32] r5:00001000 r4:ed727000 [ 1335.699942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.699987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.700062][ T32] r5:85ef678c r4:85ef6400 [ 1335.700116][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.700171][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.700193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.700244][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.700267][ T32] r4:849ffe00 [ 1335.700286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.700336][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.700359][ T32] r4:00000001 [ 1335.700378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.700416][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.700443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.700472][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.700532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.700568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.700611][ T32] r4:84b392c0 [ 1335.700693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.700722][ T32] INFO: task kworker/1:539:4608 blocked for more than 462 seconds. [ 1335.700751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.700821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.700871][ T32] task:kworker/1:539 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.700939][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.701080][ T32] Call trace: [ 1335.701118][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.701181][ T32] r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:85233c00 [ 1335.701237][ T32] r4:85233c00 [ 1335.701276][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1335.701410][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.701789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472f700 ** 7 printk messages dropped ** [ 1335.702273][ T32] r5:8526af8c r4:8526ac00 [ 1335.702296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.702347][ T32] r7:ddde2d80 r6:83018200 r5:8526af8c r4:85097c80 ** 1 printk messages dropped ** [ 1335.702501][ T32] r10:61c88647 r9:85233c00 r8:85097cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.724438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.725225][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.725280][ T32] Call trace: [ 1335.725313][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.725410][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.725439][ T32] r4:00000000 [ 1335.725460][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.725517][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.725549][ T32] dd20: c4124000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.725606][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.725641][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.725694][ T32] r5:80050013 r4:80239bb0 [ 1335.725720][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.725767][ T32] r4:82ac21e4 [ 1335.725788][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.725860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.725892][ T32] r4:e04bddc0 [ 1335.725914][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.725984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.726038][ T32] r4:00000000 [ 1335.726071][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.726151][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.726205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.726256][ T32] r5:00001000 r4:ed727000 [ 1335.726277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.726345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.726417][ T32] r5:85ef678c r4:85ef6400 [ 1335.726463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.726548][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.726586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.726712][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.726740][ T32] r4:849ffe00 [ 1335.726762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.726815][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.726863][ T32] r4:00000001 [ 1335.726894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.726935][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.726963][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.726993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.727061][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.727260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1335.727674][ T32] r4:85234800 ** 4 printk messages dropped ** [ 1335.727894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 ** 5 printk messages dropped ** [ 1335.728213][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.728490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.728535][ T32] r5:8526b78c r4:8526b400 [ 1335.728555][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.728775][ T32] r4:85097b80 ** 2 printk messages dropped ** [ 1335.728935][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.729252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.729778][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.730089][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1335.730347][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1335.730434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.730457][ T32] r4:e04bddc0 [ 1335.730477][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.730535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.730585][ T32] r4:00000000 [ 1335.730610][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.730665][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.730699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.730752][ T32] r5:00001000 r4:ed727000 [ 1335.730800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.730899][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.730961][ T32] r5:85ef678c r4:85ef6400 [ 1335.730983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.731035][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.731057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.731108][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.731188][ T32] r4:849ffe00 [ 1335.731237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.731297][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.731349][ T32] r4:00000001 [ 1335.731373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.731432][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.731492][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.731564][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.731662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.731700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.731724][ T32] r4:84b392c0 [ 1335.731770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.731824][ T32] INFO: task kworker/1:541:4612 blocked for more than 462 seconds. [ 1335.731857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.731888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.731916][ T32] task:kworker/1:541 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.732047][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.732097][ T32] Call trace: [ 1335.732129][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.732182][ T32] r10:8291a684 r9:eb0c9d84 r8:00000002 r7:60000013 r6:eb0c9d8c r5:85235400 [ 1335.732215][ T32] r4:85235400 [ 1335.732267][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.732330][ T32] r5:85235400 r4:8291a680 [ 1335.732353][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.732415][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.753110][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1335.753187][ T32] r4:00000000 [ 1335.753239][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.753309][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.753353][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.753402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b16fc0 [ 1335.753433][ T32] r4:00000000 [ 1335.753514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.753576][ T32] r9:83018205 r8:85235400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1335.753634][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.753866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.753957][ T32] r5:8526c38c r4:8526c000 [ 1335.753983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.754127][ T32] r10:61c88647 r9:85235400 r8:85097fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.754185][ T32] r4:85097f80 [ 1335.754241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.754330][ T32] r10:00000000 r9:85097f80 r8:80287e08 r7:eae61e60 r6:84167f00 r5:85235400 [ 1335.754357][ T32] r4:00000001 [ 1335.754378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.754420][ T32] Exception stack(0xeb0c9fb0 to 0xeb0c9ff8) [ 1335.754454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.754485][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.754512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.754544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.754620][ T32] r4:8472fc80 [ 1335.755077][ T32] INFO: task kworker/1:541:4612 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.755125][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.755202][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.755305][ T32] Call trace: [ 1335.755344][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.755420][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.755449][ T32] r4:00000000 [ 1335.755534][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.755583][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.755615][ T32] dd20: c4561000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.755653][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.755712][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.755741][ T32] r5:80050013 r4:80239bb0 [ 1335.755796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.755845][ T32] r4:82ac21e4 [ 1335.755866][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.755989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.756017][ T32] r4:e04bddc0 [ 1335.756037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.756084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.756107][ T32] r4:00000000 [ 1335.756127][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.756178][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.756212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.756374][ T32] r5:85ef678c r4:85ef6400 ** 6 printk messages dropped ** [ 1335.756745][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1335.757030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.757340][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.757644][ T32] r5:85236c00 r4:8291a680 ** 5 printk messages dropped ** [ 1335.757886][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.758447][ T32] r5:8526bf8c r4:8526bc00 [ 1335.758474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.758655][ T32] r4:84787000 ** 5 printk messages dropped ** [ 1335.759007][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.759703][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.759997][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 4 printk messages dropped ** [ 1335.760130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.760187][ T32] r4:82ac21e4 [ 1335.760210][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.760291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.760354][ T32] r4:e04bddc0 [ 1335.760378][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.760426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.760449][ T32] r4:00000000 [ 1335.760473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.760557][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.760583][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.760696][ T32] r5:00001000 r4:ed727000 [ 1335.760726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.760771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.760846][ T32] r5:85ef678c r4:85ef6400 [ 1335.760903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.760961][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.761014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.761137][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.761223][ T32] r4:849ffe00 [ 1335.761262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.761345][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.761390][ T32] r4:00000001 [ 1335.761411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.761481][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.761514][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.761568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.761629][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.761667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.761691][ T32] r4:84b392c0 [ 1335.761713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.761737][ T32] INFO: task kworker/0:203:4616 blocked for more than 462 seconds. [ 1335.761764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.761788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.761809][ T32] task:kworker/0:203 state:D stack:0 pid:4616 tgid:4616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.761858][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.761911][ T32] Call trace: [ 1335.761976][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.762253][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1335.791011][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.791427][ T32] r5:851f338c r4:851f3000 [ 1335.791541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.791627][ T32] r7:dddced80 r6:83018000 r5:851f338c r4:84b1f600 ** 1 printk messages dropped ** [ 1335.791770][ T32] r10:61c88647 r9:8529a400 r8:84b1f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1335.792030][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.795090][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.795402][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1335.795643][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1335.795819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1335.796255][ T32] r5:85ef678c r4:85ef6400 [ 1335.796306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.796367][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.796426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.796483][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.796508][ T32] r4:849ffe00 [ 1335.796529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.796580][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.796602][ T32] r4:00000001 [ 1335.796676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.796735][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.796797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.796832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.796873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.796913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.796938][ T32] r4:84b392c0 [ 1335.796975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.797008][ T32] INFO: task kworker/1:543:4620 blocked for more than 462 seconds. [ 1335.797042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.797068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.797109][ T32] task:kworker/1:543 state:D stack:0 pid:4620 tgid:4620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.797162][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.797232][ T32] Call trace: [ 1335.797379][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.797456][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000113 r6:eb0f5d8c r5:85299800 [ 1335.797484][ T32] r4:85299800 [ 1335.797505][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.797551][ T32] r5:85299800 r4:8291a680 [ 1335.797572][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.797614][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.797696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1335.797723][ T32] r4:00000000 [ 1335.797743][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.797782][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.797819][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.797863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b000 [ 1335.797890][ T32] r4:00000000 [ 1335.798001][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.798054][ T32] r9:83018205 r8:85299800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 1335.798293][ T32] r5:8526cb8c r4:8526c800 [ 1335.798316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.798367][ T32] r7:ddde2d80 r6:83018200 r5:8526cb8c r4:84787100 ** 5 printk messages dropped ** [ 1335.798674][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.798891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.799646][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 7 printk messages dropped ** [ 1335.800045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1335.800449][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 8 printk messages dropped ** [ 1335.800901][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.801402][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1335.801842][ T32] r4:84b392c0 ** 4 printk messages dropped ** [ 1335.802152][ T32] task:kworker/1:544 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.802225][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.802287][ T32] Call trace: [ 1335.802392][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.824668][ T32] r10:8291a684 r9:eb0f9d84 r8:00000002 r7:60000113 r6:eb0f9d8c r5:8529c800 [ 1335.824793][ T32] r4:8529c800 [ 1335.824836][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.824906][ T32] r5:8529c800 r4:8291a680 [ 1335.824929][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.824973][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.825049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1335.825078][ T32] r4:00000000 [ 1335.825115][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.825189][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.825237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.825314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472fdc0 [ 1335.825373][ T32] r4:00000000 [ 1335.825429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.825491][ T32] r9:83018205 r8:8529c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1335.825520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.825572][ T32] r5:00001000 r4:e0873000 [ 1335.825642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.825692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.825758][ T32] r5:8526c78c r4:8526c400 [ 1335.825782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.825836][ T32] r7:ddde2d80 r6:83018200 r5:8526c78c r4:84787180 [ 1335.825858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.825928][ T32] r10:61c88647 r9:8529c800 r8:847871ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.826043][ T32] r4:84787180 [ 1335.826067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.826121][ T32] r10:00000000 r9:84787180 r8:80287e08 r7:eb0f5e60 r6:84b1f700 r5:8529c800 [ 1335.826144][ T32] r4:00000001 [ 1335.826179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.826249][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1335.826285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.826316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.826370][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.826405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.826429][ T32] r4:85131680 [ 1335.826855][ T32] INFO: task kworker/1:544:4621 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.826897][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.827003][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.827072][ T32] Call trace: [ 1335.827107][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.827164][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.827189][ T32] r4:00000000 [ 1335.827209][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.827257][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.827320][ T32] dd20: c4e4c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.827375][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.827405][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.827431][ T32] r5:80050013 r4:80239bb0 [ 1335.827584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.827653][ T32] r4:82ac21e4 [ 1335.827677][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.827727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.827784][ T32] r4:e04bddc0 [ 1335.827859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.827919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.827945][ T32] r4:00000000 [ 1335.827966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.828017][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.828039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.828098][ T32] r5:00001000 r4:ed727000 [ 1335.828128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.828173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.828294][ T32] r5:85ef678c r4:85ef6400 [ 1335.828320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.828373][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.828395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.828447][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.828470][ T32] r4:849ffe00 [ 1335.828489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.828539][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.828562][ T32] r4:00000001 [ 1335.828602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.828684][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.828716][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.828805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.828839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.828872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.828900][ T32] r4:84b392c0 [ 1335.828922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.828949][ T32] INFO: task kworker/1:545:4623 blocked for more than 462 seconds. [ 1335.828982][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.829069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.829094][ T32] task:kworker/1:545 state:D stack:0 pid:4623 tgid:4623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.829203][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.829250][ T32] Call trace: [ 1335.829281][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.829335][ T32] r10:8291a684 r9:eb101d84 r8:00000002 r7:60000013 r6:eb101d8c r5:85298c00 [ 1335.829358][ T32] r4:85298c00 [ 1335.829409][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.829459][ T32] r5:85298c00 r4:8291a680 [ 1335.829479][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.829556][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.829607][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb101e08 ** 1 printk messages dropped ** [ 1335.829656][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1335.829838][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.829912][ T32] r9:83018205 r8:85298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1335.830125][ T32] r5:8526cf8c r4:8526cc00 [ 1335.830144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.830193][ T32] r7:ddde2d80 r6:83018200 r5:8526cf8c r4:84787200 [ 1335.830214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.830281][ T32] r10:61c88647 r9:85298c00 r8:8478722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.830342][ T32] r4:84787200 [ 1335.830365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.830416][ T32] r10:00000000 r9:84787200 r8:80287e08 r7:eb0f5e60 r6:84b1f800 r5:85298c00 [ 1335.830439][ T32] r4:00000001 [ 1335.830458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.830495][ T32] Exception stack(0xeb101fb0 to 0xeb101ff8) [ 1335.830522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.830566][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.830598][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.830646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.830671][ T32] r4:84b2b100 [ 1335.830955][ T32] INFO: task kworker/1:545:4623 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.831023][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.831085][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.831181][ T32] Call trace: [ 1335.831247][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.831307][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.831362][ T32] r4:00000000 [ 1335.831393][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.831469][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.831504][ T32] dd20: c4e4c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.831568][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.831603][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.831628][ T32] r5:80050013 r4:80239bb0 [ 1335.831704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.831825][ T32] r4:82ac21e4 [ 1335.831882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.832061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.832092][ T32] r4:e04bddc0 [ 1335.832114][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.832164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.832218][ T32] r4:00000000 [ 1335.832275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.832360][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.832387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.849968][ T32] r5:00001000 r4:ed727000 [ 1335.850108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.850201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.850255][ T32] r5:85ef678c r4:85ef6400 [ 1335.850308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.850396][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.850423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.850477][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.850501][ T32] r4:849ffe00 [ 1335.850522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.850573][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.850598][ T32] r4:00000001 [ 1335.850619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.850767][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.850804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.850835][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.850864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.850896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.850918][ T32] r4:84b392c0 [ 1335.850953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.850997][ T32] INFO: task kworker/1:546:4625 blocked for more than 462 seconds. [ 1335.851075][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.851108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.851133][ T32] task:kworker/1:546 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.851258][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.851309][ T32] Call trace: [ 1335.851340][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.851397][ T32] r10:8291a684 r9:eb109d84 r8:00000002 r7:60000013 r6:eb109d8c r5:8529e000 [ 1335.851421][ T32] r4:8529e000 [ 1335.851441][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.851486][ T32] r5:8529e000 r4:8291a680 [ 1335.851506][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.851547][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.851609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1335.851663][ T32] r4:00000000 [ 1335.851685][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.851728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.851770][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.851846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b480 [ 1335.851890][ T32] r4:00000000 [ 1335.851945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.852003][ T32] r9:83018205 r8:8529e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.852027][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.852073][ T32] r5:00001000 r4:eaae5000 [ 1335.852123][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.852172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.852218][ T32] r5:8526d78c r4:8526d400 [ 1335.852272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.852326][ T32] r7:ddde2d80 r6:83018200 r5:8526d78c r4:84787380 [ 1335.852415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.852621][ T32] r10:61c88647 r9:8529e000 r8:847873ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.865531][ T32] r4:84787380 [ 1335.865575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.865717][ T32] r10:00000000 r9:84787380 r8:80287e08 r7:eb101e60 r6:84b1f880 r5:8529e000 [ 1335.865749][ T32] r4:00000001 [ 1335.865771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.865814][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1335.865848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.865889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.865952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.865989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.866042][ T32] r4:84b2b140 [ 1335.866493][ T32] INFO: task kworker/1:546:4625 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.866557][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.866647][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.866699][ T32] Call trace: [ 1335.866732][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.866789][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.866814][ T32] r4:00000000 [ 1335.866835][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.866878][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.866909][ T32] dd20: c5502000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.866940][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.866967][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.866993][ T32] r5:80050013 r4:80239bb0 [ 1335.867014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.867138][ T32] r4:82ac21e4 [ 1335.867194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.867245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.867269][ T32] r4:e04bddc0 [ 1335.867408][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.867459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.867483][ T32] r4:00000000 [ 1335.867503][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.867569][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.867654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.867706][ T32] r5:00001000 r4:ed727000 [ 1335.867728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.867771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.867818][ T32] r5:85ef678c r4:85ef6400 [ 1335.867868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.867923][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.867946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.868014][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.868040][ T32] r4:849ffe00 [ 1335.868090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.868174][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.868201][ T32] r4:00000001 [ 1335.868222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.868261][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.868290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.868335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.868375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.868410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.868449][ T32] r4:84b392c0 [ 1335.868473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.868503][ T32] INFO: task kworker/1:547:4626 blocked for more than 462 seconds. [ 1335.868536][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.868563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.868585][ T32] task:kworker/1:547 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.868709][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.868759][ T32] Call trace: [ 1335.868856][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.868996][ T32] r10:8291a684 r9:eb10dd84 r8:00000002 r7:60000113 r6:eb10dd8c r5:8529ec00 [ 1335.869025][ T32] r4:8529ec00 [ 1335.869077][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.869158][ T32] r5:8529ec00 r4:8291a680 [ 1335.869214][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.869262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.869311][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb10de08 [ 1335.869334][ T32] r4:00000000 [ 1335.869355][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.869426][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.869497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.869555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b300 [ 1335.869580][ T32] r4:00000000 [ 1335.869602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.869689][ T32] r9:83018205 r8:8529ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1335.869715][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.869763][ T32] r5:00001000 r4:ea9eb000 [ 1335.869784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.869911][ T32] r5:8526d38c r4:8526d000 [ 1335.869937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.869988][ T32] r7:ddde2d80 r6:83018200 r5:8526d38c r4:84787400 ** 1 printk messages dropped ** [ 1335.870158][ T32] r10:61c88647 r9:8529ec00 r8:8478742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.870343][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.870650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.871012][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.871238][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.871324][ T32] Call trace: [ 1335.871356][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.871412][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.871499][ T32] r4:00000000 [ 1335.871524][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.871774][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.871843][ T32] dd20: c5502000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.871908][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.871940][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.872027][ T32] r5:80050013 r4:80239bb0 [ 1335.872110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.872161][ T32] r4:82ac21e4 [ 1335.872183][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.872231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.872285][ T32] r4:e04bddc0 [ 1335.872339][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.872454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.892238][ T32] r4:00000000 [ 1335.892314][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.892392][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.892463][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.892583][ T32] r5:00001000 r4:ed727000 [ 1335.893033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.893114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.893165][ T32] r5:85ef678c r4:85ef6400 [ 1335.893186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.893238][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.893260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.893343][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.893368][ T32] r4:849ffe00 [ 1335.893390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.893443][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.893467][ T32] r4:00000001 [ 1335.893487][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.893528][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.893561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.893592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.893620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.893659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.893707][ T32] r4:84b392c0 [ 1335.893735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.893767][ T32] INFO: task kworker/1:548:4628 blocked for more than 462 seconds. [ 1335.893814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.893846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.893899][ T32] task:kworker/1:548 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.893980][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.894064][ T32] Call trace: [ 1335.894193][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.894315][ T32] r10:8291a684 r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:8529bc00 [ 1335.894372][ T32] r4:8529bc00 [ 1335.894396][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.894444][ T32] r5:8529bc00 r4:8291a680 [ 1335.894464][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.894508][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.894568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1335.894655][ T32] r4:00000000 [ 1335.894679][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.894779][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.894825][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.894904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b740 [ 1335.894948][ T32] r4:00000000 [ 1335.895032][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.895111][ T32] r9:83018205 r8:8529bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1335.895158][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.895208][ T32] r5:00001000 r4:eab3b000 [ 1335.895229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.895273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.895319][ T32] r5:8526df8c r4:8526dc00 [ 1335.895339][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.895403][ T32] r7:ddde2d80 r6:83018200 r5:8526df8c r4:84787480 [ 1335.895427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.895536][ T32] r10:61c88647 r9:8529bc00 r8:847874ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.895626][ T32] r4:84787480 [ 1335.895690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.895744][ T32] r10:00000000 r9:84787480 r8:80287e08 r7:eb109e60 r6:84b1f980 r5:8529bc00 [ 1335.895769][ T32] r4:00000001 [ 1335.895823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.895894][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1335.895925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.895957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.896002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.896070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.896097][ T32] r4:84b2b2c0 [ 1335.896584][ T32] INFO: task kworker/1:548:4628 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.896715][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.896784][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.896859][ T32] Call trace: [ 1335.896910][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.897001][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.897065][ T32] r4:00000000 [ 1335.897089][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.897191][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.897227][ T32] dd20: c58f9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.897258][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.897316][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.897373][ T32] r5:80050013 r4:80239bb0 [ 1335.897432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.897482][ T32] r4:82ac21e4 [ 1335.897503][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.897561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.897589][ T32] r4:e04bddc0 [ 1335.897610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.897826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.897860][ T32] r4:00000000 [ 1335.897897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.897993][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.898019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.898130][ T32] r5:00001000 r4:ed727000 [ 1335.898188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.898237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.898284][ T32] r5:85ef678c r4:85ef6400 [ 1335.898387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.898461][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.898516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.898602][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.898644][ T32] r4:849ffe00 [ 1335.898671][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.898725][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.898763][ T32] r4:00000001 [ 1335.898788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.898828][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.898856][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.898915][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.898972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.899052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.899087][ T32] r4:84b392c0 [ 1335.899110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.899200][ T32] INFO: task kworker/1:549:4630 blocked for more than 462 seconds. [ 1335.899233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.899276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.899301][ T32] task:kworker/1:549 state:D stack:0 pid:4630 tgid:4630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.899349][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.899392][ T32] Call trace: [ 1335.899421][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.899504][ T32] r10:8291a684 r9:eb11dd84 r8:00000002 r7:60000113 r6:eb11dd8c r5:8529b000 [ 1335.899532][ T32] r4:8529b000 [ 1335.899553][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.899631][ T32] r5:8529b000 r4:8291a680 [ 1335.899660][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.899703][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.899749][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1335.899804][ T32] r4:00000000 [ 1335.899828][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.899896][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.899970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.900019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b500 [ 1335.900042][ T32] r4:00000000 [ 1335.900064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.900112][ T32] r9:83018205 r8:8529b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1335.900154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.900249][ T32] r5:00001000 r4:eab21000 [ 1335.900273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.900316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.900362][ T32] r5:8526db8c r4:8526d800 [ 1335.900382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.900432][ T32] r7:ddde2d80 r6:83018200 r5:8526db8c r4:84787300 [ 1335.900453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.900502][ T32] r10:61c88647 r9:8529b000 r8:8478732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.900528][ T32] r4:84787300 [ 1335.900548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.900649][ T32] r10:00000000 r9:84787300 r8:80287e08 r7:eb115e60 r6:84b1fa00 r5:8529b000 [ 1335.900687][ T32] r4:00000001 [ 1335.900740][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.900800][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) [ 1335.900834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.900866][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.900897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.900929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.900952][ T32] r4:84b2b440 [ 1335.901190][ T32] INFO: task kworker/1:549:4630 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.901250][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.901311][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.901401][ T32] Call trace: [ 1335.901480][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.901563][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.901608][ T32] r4:00000000 [ 1335.901664][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.901713][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.901764][ T32] dd20: c58f9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.901801][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.901829][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.901855][ T32] r5:80050013 r4:80239bb0 [ 1335.901876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.901925][ T32] r4:82ac21e4 [ 1335.901997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.902050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.902103][ T32] r4:e04bddc0 [ 1335.902159][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.902210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.902258][ T32] r4:00000000 [ 1335.902283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.902334][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.902356][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.902402][ T32] r5:00001000 r4:ed727000 [ 1335.925311][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.925476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.925534][ T32] r5:85ef678c r4:85ef6400 [ 1335.925559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.925634][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.925695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.925765][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.925793][ T32] r4:849ffe00 [ 1335.925815][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.925928][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.925956][ T32] r4:00000001 [ 1335.925978][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.926019][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.926087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.926124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.926155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.926189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.926213][ T32] r4:84b392c0 [ 1335.926237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.926299][ T32] INFO: task kworker/1:550:4632 blocked for more than 462 seconds. [ 1335.926337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.926365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.926388][ T32] task:kworker/1:550 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.926482][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.926530][ T32] Call trace: [ 1335.926614][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.926776][ T32] r10:8291a684 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:8482a400 [ 1335.926804][ T32] r4:8482a400 [ 1335.926825][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.926913][ T32] r5:8482a400 r4:8291a680 [ 1335.926938][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.927020][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.927072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1335.927148][ T32] r4:00000000 [ 1335.927202][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.927270][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.927317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.927393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b9c0 [ 1335.927422][ T32] r4:00000000 [ 1335.927473][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.927542][ T32] r9:83018205 r8:8482a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1335.927569][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.927616][ T32] r5:00001000 r4:eacc5000 [ 1335.927675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.927724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.927805][ T32] r5:8526e78c r4:8526e400 [ 1335.927833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.927886][ T32] r7:ddde2d80 r6:83018200 r5:8526e78c r4:84787280 [ 1335.927938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.927995][ T32] r10:61c88647 r9:8482a400 r8:847872ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.928058][ T32] r4:84787280 [ 1335.928083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.928152][ T32] r10:00000000 r9:84787280 r8:80287e08 r7:eb115e60 r6:84b1fa80 r5:8482a400 [ 1335.928195][ T32] r4:00000001 [ 1335.928266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.928332][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) [ 1335.928367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.928399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.928430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.928461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.928484][ T32] r4:84b2b600 [ 1335.928919][ T32] INFO: task kworker/1:550:4632 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.928963][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.929025][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.929113][ T32] Call trace: [ 1335.929159][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.929217][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.929266][ T32] r4:00000000 [ 1335.929290][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.929336][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.929367][ T32] dd20: c5cc2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.929431][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.929492][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.929541][ T32] r5:80050013 r4:80239bb0 [ 1335.929566][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.929612][ T32] r4:82ac21e4 [ 1335.929675][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.929750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.929794][ T32] r4:e04bddc0 [ 1335.929818][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.929894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.929935][ T32] r4:00000000 [ 1335.929960][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.930045][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.930073][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.930121][ T32] r5:00001000 r4:ed727000 [ 1335.930142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.930185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.930231][ T32] r5:85ef678c r4:85ef6400 [ 1335.930251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.930301][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.930323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.930388][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.930415][ T32] r4:849ffe00 [ 1335.930435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.930487][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.930513][ T32] r4:00000001 [ 1335.930534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.930606][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.930647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.930680][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.930709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.930742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.930765][ T32] r4:84b392c0 [ 1335.930785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.930839][ T32] INFO: task kworker/1:551:4634 blocked for more than 462 seconds. [ 1335.930872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.930898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.930920][ T32] task:kworker/1:551 state:D stack:0 pid:4634 tgid:4634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.931000][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.931043][ T32] Call trace: [ 1335.931124][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.931214][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000013 r6:eb129d8c r5:8482ec00 [ 1335.931287][ T32] r4:8482ec00 [ 1335.931314][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.931378][ T32] r5:8482ec00 r4:8291a680 [ 1335.931402][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.931445][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.931493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1335.931518][ T32] r4:00000000 [ 1335.931573][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.931681][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.931739][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.931787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2b840 [ 1335.931812][ T32] r4:00000000 [ 1335.931832][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.931883][ T32] r9:83018205 r8:8482ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1335.931910][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.931957][ T32] r5:00001000 r4:eab5f000 [ 1335.932007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.932055][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.932148][ T32] r5:8526e38c r4:8526e000 [ 1335.932180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.932269][ T32] r7:ddde2d80 r6:83018200 r5:8526e38c r4:84787600 [ 1335.932308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.932414][ T32] r10:61c88647 r9:8482ec00 r8:8478762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.932467][ T32] r4:84787600 [ 1335.932489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.950936][ T32] r10:00000000 r9:84787600 r8:80287e08 r7:eb125e60 r6:84b1fb00 r5:8482ec00 [ 1335.950981][ T32] r4:00000001 [ 1335.951034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.951104][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1335.951164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.951239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.951322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.951364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.951391][ T32] r4:84b2b780 [ 1335.951848][ T32] INFO: task kworker/1:551:4634 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.951913][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.951987][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.952055][ T32] Call trace: [ 1335.952182][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.952247][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.952272][ T32] r4:00000000 [ 1335.952293][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.952336][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.952393][ T32] dd20: c60d9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.952428][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.952505][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.968212][ T32] r5:80050013 r4:80239bb0 [ 1335.968278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.968349][ T32] r4:82ac21e4 [ 1335.968373][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.968422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.968505][ T32] r4:e04bddc0 [ 1335.968542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.968638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.968726][ T32] r4:00000000 [ 1335.968751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.968821][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.968858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.968910][ T32] r5:00001000 r4:ed727000 [ 1335.968937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.968984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.969032][ T32] r5:85ef678c r4:85ef6400 [ 1335.969053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.969139][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.969165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.969219][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.969278][ T32] r4:849ffe00 [ 1335.969303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.969420][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.969476][ T32] r4:00000001 [ 1335.969502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.969544][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.969577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.969607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.969685][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.969723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.969747][ T32] r4:84b392c0 [ 1335.969770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.969869][ T32] INFO: task kworker/1:552:4637 blocked for more than 462 seconds. [ 1335.969939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.969970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.969993][ T32] task:kworker/1:552 state:D stack:0 pid:4637 tgid:4637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.970050][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.970150][ T32] Call trace: [ 1335.970218][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.970280][ T32] r10:8291a684 r9:eb121d84 r8:00000002 r7:60000013 r6:eb121d8c r5:8529d400 [ 1335.970335][ T32] r4:8529d400 [ 1335.970359][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.970407][ T32] r5:8529d400 r4:8291a680 [ 1335.970427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.970469][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.970622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 [ 1335.970714][ T32] r4:00000000 [ 1335.970769][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.970857][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.970918][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.971013][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.971145][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.971246][ T32] r5:00001000 r4:eacef000 [ 1335.971360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.971425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.971492][ T32] r5:8526ef8c r4:8526ec00 [ 1335.971519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.971588][ T32] r7:ddde2d80 r6:83018200 r5:8526ef8c r4:84787680 [ 1335.971641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.971808][ T32] r10:61c88647 r9:8529d400 r8:847876ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.971872][ T32] r4:84787680 [ 1335.971905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.971972][ T32] r10:00000000 r9:84787680 r8:80287e08 r7:eb125e60 r6:84b1fb80 r5:8529d400 [ 1335.971996][ T32] r4:00000001 [ 1335.972051][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.972115][ T32] Exception stack(0xeb121fb0 to 0xeb121ff8) [ 1335.972149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.972242][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.972289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.972326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.972380][ T32] r4:84b2bac0 [ 1335.981950][ T32] INFO: task kworker/1:552:4637 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.982071][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.982147][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.982230][ T32] Call trace: [ 1335.982264][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.982354][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.982404][ T32] r4:00000000 [ 1335.982446][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.982523][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.982570][ T32] dd20: c6547000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.983143][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.983201][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.983232][ T32] r5:80050013 r4:80239bb0 [ 1335.983255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.983338][ T32] r4:82ac21e4 [ 1335.983366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.983416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.983463][ T32] r4:e04bddc0 [ 1335.983517][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.983571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.983595][ T32] r4:00000000 [ 1335.983617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.983736][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.983763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.983815][ T32] r5:00001000 r4:ed727000 [ 1335.983836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.983911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.983964][ T32] r5:85ef678c r4:85ef6400 [ 1335.983985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.984036][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.984058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.984139][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.984166][ T32] r4:849ffe00 [ 1335.984187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.984238][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.984261][ T32] r4:00000001 [ 1335.984282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.984339][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.984374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.984495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.984528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.984562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.984586][ T32] r4:84b392c0 [ 1335.984609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.984679][ T32] INFO: task kworker/0:204:4639 blocked for more than 462 seconds. [ 1335.984716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.984777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.984805][ T32] task:kworker/0:204 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.984954][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.985018][ T32] Call trace: [ 1335.985055][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.985112][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000113 r6:eb131d8c r5:85238c00 [ 1335.985136][ T32] r4:85238c00 [ 1335.985195][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.985259][ T32] r5:85238c00 r4:8291a680 [ 1335.985283][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.985329][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.985376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1335.985427][ T32] r4:00000000 [ 1335.985483][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1335.985759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336d80 ** 3 printk messages dropped ** [ 1335.985989][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.986178][ T32] r5:8478db8c r4:8478d800 [ 1335.986203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.986348][ T32] r10:61c88647 r9:85238c00 r8:84b1fd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.986560][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) ** 2 printk messages dropped ** [ 1335.986682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.986773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.986801][ T32] r4:84b408c0 [ 1335.987182][ T32] INFO: task kworker/0:204:4639 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.987221][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.987310][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.987400][ T32] Call trace: [ 1335.987431][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1335.987490][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1335.987515][ T32] r4:00000000 [ 1335.987567][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.987699][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1335.987775][ T32] dd20: c6547000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1335.987826][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1335.987863][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1335.987913][ T32] r5:80050013 r4:80239bb0 [ 1335.987949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.988020][ T32] r4:82ac21e4 [ 1335.988056][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.988182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1335.988220][ T32] r4:e04bddc0 [ 1335.988287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.988442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1335.988482][ T32] r4:00000000 [ 1335.988515][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.988594][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1335.988688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.988767][ T32] r5:00001000 r4:ed727000 [ 1335.988801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.988871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.988936][ T32] r5:85ef678c r4:85ef6400 [ 1335.988964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.989034][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1335.989063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.989134][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.989196][ T32] r4:849ffe00 [ 1335.989227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.989299][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1335.989331][ T32] r4:00000001 [ 1335.989358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.989409][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1335.989480][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.989525][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.989566][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.989611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.989649][ T32] r4:84b392c0 [ 1335.989709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.989743][ T32] INFO: task kworker/1:553:4640 blocked for more than 462 seconds. [ 1335.989781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.989816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.989858][ T32] task:kworker/1:553 state:D stack:0 pid:4640 tgid:4640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.989925][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.989985][ T32] Call trace: [ 1335.990111][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1335.990198][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:85239800 [ 1335.990226][ T32] r4:85239800 [ 1335.990277][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1335.990329][ T32] r5:85239800 r4:8291a680 [ 1335.990351][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.990453][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.990529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1335.990557][ T32] r4:00000000 [ 1335.990578][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1335.990619][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1335.990667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1335.990714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2bb00 [ 1335.990737][ T32] r4:00000000 [ 1335.990784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1335.990866][ T32] r9:83018205 r8:85239800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1335.990892][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.990940][ T32] r5:00001000 r4:eacd9000 [ 1335.990962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.991005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.991052][ T32] r5:8526eb8c r4:8526e800 [ 1335.991106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.991217][ T32] r7:ddde2d80 r6:83018200 r5:8526eb8c r4:84787700 [ 1335.991254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.991308][ T32] r10:61c88647 r9:85239800 r8:8478772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.991333][ T32] r4:84787700 [ 1335.991415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.991473][ T32] r10:00000000 r9:84787700 r8:80287e08 r7:eb121e60 r6:84b1fc80 r5:85239800 [ 1335.991514][ T32] r4:00000001 [ 1335.991598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991729][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1335.991820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.991855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.991889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.991923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.991947][ T32] r4:84b2b980 [ 1335.992173][ T32] INFO: task kworker/1:553:4640 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1335.992224][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.992315][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.992365][ T32] Call trace: [ 1335.992533][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1336.014032][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.014219][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 5 printk messages dropped ** [ 1336.014487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1336.014685][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.014862][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1336.015114][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1336.015284][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1336.015500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.015743][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 1 printk messages dropped ** [ 1336.015793][ T32] task:kworker/1:554 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.015887][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.015933][ T32] Call trace: [ 1336.015964][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.016018][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:8523a400 [ 1336.016071][ T32] r4:8523a400 [ 1336.016096][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.016143][ T32] r5:8523a400 r4:8291a680 [ 1336.016163][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.016205][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.016250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 1336.016274][ T32] r4:00000000 [ 1336.016294][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.016331][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.016368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.016413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2bf00 [ 1336.016500][ T32] r4:00000000 [ 1336.016536][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.016589][ T32] r9:83018205 r8:8523a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.016612][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.016703][ T32] r5:00001000 r4:ead5d000 [ 1336.016743][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.016791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.016836][ T32] r5:8526f78c r4:8526f400 [ 1336.016856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.016909][ T32] r7:ddde2d80 r6:83018200 r5:8526f78c r4:84787500 [ 1336.016929][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.016979][ T32] r10:61c88647 r9:8523a400 r8:8478752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.017035][ T32] r4:84787500 [ 1336.017087][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.017175][ T32] r10:00000000 r9:84787500 r8:80287e08 r7:eb121e60 r6:84b1fd80 r5:8523a400 [ 1336.017208][ T32] r4:00000001 [ 1336.017229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.017269][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1336.017331][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.017450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.017483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.017516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.017590][ T32] r4:84b2ba40 [ 1336.018013][ T32] INFO: task kworker/1:554:4641 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.018059][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.018184][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.018283][ T32] Call trace: [ 1336.018346][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.018403][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.018457][ T32] r4:00000000 [ 1336.018481][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.018524][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.018554][ T32] dd20: c6908000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.018585][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.018612][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.018647][ T32] r5:80050013 r4:80239bb0 [ 1336.018669][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.018742][ T32] r4:82ac21e4 [ 1336.018767][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.018814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.018837][ T32] r4:e04bddc0 [ 1336.018915][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.018966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.019047][ T32] r4:00000000 [ 1336.019071][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.019121][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.019143][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.019189][ T32] r5:00001000 r4:ed727000 [ 1336.019212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.019316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.019367][ T32] r5:85ef678c r4:85ef6400 [ 1336.019388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.019468][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.019515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.019571][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.019595][ T32] r4:849ffe00 [ 1336.019615][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.019698][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.019726][ T32] r4:00000001 [ 1336.019749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.019788][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.019830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.019864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.019892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.019924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.020005][ T32] r4:84b392c0 [ 1336.020029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.020084][ T32] INFO: task kworker/1:555:4644 blocked for more than 462 seconds. [ 1336.020115][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.020169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.020195][ T32] task:kworker/1:555 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.020288][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.020423][ T32] Call trace: [ 1336.020458][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.020512][ T32] r10:8291a684 r9:eb12dd84 r8:00000002 r7:60000113 r6:eb12dd8c r5:85230c00 [ 1336.020606][ T32] r4:85230c00 [ 1336.020667][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.020750][ T32] r5:85230c00 r4:8291a680 [ 1336.020791][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.020838][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.020890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1336.020914][ T32] r4:00000000 [ 1336.020936][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.020973][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.021010][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.021054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2bd40 [ 1336.021077][ T32] r4:00000000 [ 1336.021096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.021149][ T32] r9:83018205 r8:85230c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.021199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.021286][ T32] r5:00001000 r4:ead3f000 [ 1336.021324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.021385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.021436][ T32] r5:8526f38c r4:8526f000 [ 1336.021483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.021539][ T32] r7:ddde2d80 r6:83018200 r5:8526f38c r4:84787800 [ 1336.021570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.021656][ T32] r10:61c88647 r9:85230c00 r8:8478782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.021717][ T32] r4:84787800 [ 1336.021805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.021866][ T32] r10:00000000 r9:84787800 r8:80287e08 r7:eb139e60 r6:84787780 r5:85230c00 [ 1336.021925][ T32] r4:00000001 [ 1336.022062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.022105][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1336.022194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.022289][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.022322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.022354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.022379][ T32] r4:84b2bc80 [ 1336.045897][ T32] INFO: task kworker/1:555:4644 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.046091][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.046259][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.046403][ T32] Call trace: [ 1336.046484][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.046613][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.046685][ T32] r4:00000000 [ 1336.046760][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.046868][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.046946][ T32] dd20: c6d51000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.047023][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.047088][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.047179][ T32] r5:80050013 r4:80239bb0 [ 1336.047237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.047340][ T32] r4:82ac21e4 [ 1336.047391][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.047496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.047553][ T32] r4:e04bddc0 [ 1336.047623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.047745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.047801][ T32] r4:00000000 [ 1336.047850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.047960][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.048032][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.048142][ T32] r5:00001000 r4:ed727000 [ 1336.048194][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.048290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.048393][ T32] r5:85ef678c r4:85ef6400 [ 1336.048444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.048572][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.048659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.048777][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.048833][ T32] r4:849ffe00 [ 1336.048888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.049008][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.049066][ T32] r4:00000001 [ 1336.049119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.049206][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.049275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.049345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.049435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.049517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.049576][ T32] r4:84b392c0 [ 1336.049634][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.049706][ T32] INFO: task kworker/1:556:4647 blocked for more than 462 seconds. [ 1336.049781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.049838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.049890][ T32] task:kworker/1:556 state:D stack:0 pid:4647 tgid:4647 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.049998][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.050094][ T32] Call trace: [ 1336.050166][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.050294][ T32] r10:8291a684 r9:eb141d84 r8:00000002 r7:60000113 r6:eb141d8c r5:85236000 [ 1336.050359][ T32] r4:85236000 [ 1336.050409][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.050517][ T32] r5:85236000 r4:8291a680 [ 1336.050588][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.050698][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.050804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb141e08 [ 1336.050864][ T32] r4:00000000 [ 1336.050919][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.051010][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.051109][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.051219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b40340 [ 1336.051281][ T32] r4:00000000 [ 1336.051333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.051449][ T32] r9:83018205 r8:85236000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1336.051508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.051609][ T32] r5:00001000 r4:ead71000 [ 1336.051687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.051787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.051947][ T32] r5:8526fb8c r4:8526f800 [ 1336.052018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.052153][ T32] r7:ddde2d80 r6:83018200 r5:8526fb8c r4:84787880 [ 1336.052271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.052392][ T32] r10:61c88647 r9:85236000 r8:847878ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.083473][ T32] r4:84787880 [ 1336.083614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.083725][ T32] r10:00000000 r9:84787880 r8:80287e08 r7:eb139e60 r6:84787980 r5:85236000 [ 1336.083754][ T32] r4:00000001 [ 1336.083778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.083861][ T32] Exception stack(0xeb141fb0 to 0xeb141ff8) [ 1336.083907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.083943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.083972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.084006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.084030][ T32] r4:84b2bc00 [ 1336.084456][ T32] INFO: task kworker/1:556:4647 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.084497][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.084612][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.084741][ T32] Call trace: [ 1336.084867][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.084963][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.084992][ T32] r4:00000000 [ 1336.085013][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.085057][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.085088][ T32] dd20: c74ba000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.085119][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.085146][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.085172][ T32] r5:80050013 r4:80239bb0 [ 1336.085192][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.085239][ T32] r4:82ac21e4 [ 1336.085261][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.085321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.085349][ T32] r4:e04bddc0 [ 1336.085370][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.085418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.085441][ T32] r4:00000000 [ 1336.085462][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.085512][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.085597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.085655][ T32] r5:00001000 r4:ed727000 [ 1336.085682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.085759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.085815][ T32] r5:85ef678c r4:85ef6400 [ 1336.085854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.085910][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.085932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.085983][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.086006][ T32] r4:849ffe00 [ 1336.086048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.086103][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.086163][ T32] r4:00000001 [ 1336.086187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.086227][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.086288][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.086323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.086352][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.086383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.086411][ T32] r4:84b392c0 [ 1336.086434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.086476][ T32] INFO: task kworker/1:557:4649 blocked for more than 462 seconds. [ 1336.086512][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.086538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.086560][ T32] task:kworker/1:557 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.086607][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.086674][ T32] Call trace: [ 1336.086709][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.086762][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:847bec00 [ 1336.086786][ T32] r4:847bec00 [ 1336.086836][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.086901][ T32] r5:847bec00 r4:8291a680 [ 1336.086955][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.087006][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.087055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1336.087078][ T32] r4:00000000 [ 1336.087099][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.087165][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.087209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.087255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472fe00 [ 1336.087292][ T32] r4:00000000 [ 1336.087317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.087378][ T32] r9:83018205 r8:847bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.087442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.087522][ T32] r5:00001000 r4:eae67000 [ 1336.087564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.087674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.087726][ T32] r5:8526ff8c r4:8526fc00 [ 1336.087747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.087835][ T32] r7:ddde2d80 r6:83018200 r5:8526ff8c r4:84787580 [ 1336.087918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.088003][ T32] r10:61c88647 r9:847bec00 r8:847875ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.088064][ T32] r4:84787580 [ 1336.088088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.088138][ T32] r10:00000000 r9:84787580 r8:80287e08 r7:eb141e60 r6:84787a80 r5:847bec00 [ 1336.088174][ T32] r4:00000001 [ 1336.088197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.088236][ T32] Exception stack(0xeb145fb0 to 0xeb145ff8) [ 1336.088276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.088312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.088342][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.088748][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.089002][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.089064][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.089095][ T32] dd20: c74ba000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.089127][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.089153][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.089179][ T32] r5:80050013 r4:80239bb0 [ 1336.089221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.089270][ T32] r4:82ac21e4 [ 1336.089292][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.089338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.089361][ T32] r4:e04bddc0 [ 1336.089379][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.089455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.089555][ T32] r4:00000000 [ 1336.089609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.089670][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.089693][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.089740][ T32] r5:00001000 r4:ed727000 [ 1336.089787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.089887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.089938][ T32] r5:85ef678c r4:85ef6400 [ 1336.089959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.090011][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.090033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.090113][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.090140][ T32] r4:849ffe00 [ 1336.090214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.090272][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.090296][ T32] r4:00000001 [ 1336.090317][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.090373][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.090419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.090479][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.090510][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.090543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.090566][ T32] r4:84b392c0 [ 1336.090689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.090720][ T32] INFO: task kworker/1:558:4651 blocked for more than 462 seconds. [ 1336.090786][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.090815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.090849][ T32] task:kworker/1:558 state:D stack:0 pid:4651 tgid:4651 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.090900][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.090944][ T32] Call trace: [ 1336.091023][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.091080][ T32] r10:8291a684 r9:eb149d84 r8:00000002 r7:60000113 r6:eb149d8c r5:852f0000 [ 1336.091105][ T32] r4:852f0000 [ 1336.091126][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.091212][ T32] r5:852f0000 r4:8291a680 [ 1336.091290][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.091353][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.091411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1336.091464][ T32] r4:00000000 [ 1336.091489][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.091529][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.091567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.091611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339240 [ 1336.091642][ T32] r4:00000000 [ 1336.091678][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.091761][ T32] r9:83018205 r8:852f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1336.091815][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.091937][ T32] r5:00001000 r4:eae97000 [ 1336.091994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.092075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.092127][ T32] r5:8527078c r4:85270400 [ 1336.092149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.092200][ T32] r7:ddde2d80 r6:83018200 r5:8527078c r4:84787900 [ 1336.092238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.092294][ T32] r10:61c88647 r9:852f0000 r8:8478792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.092335][ T32] r4:84787900 [ 1336.092359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.092453][ T32] r10:00000000 r9:84787900 r8:80287e08 r7:eb145e60 r6:84787b00 r5:852f0000 [ 1336.092580][ T32] r4:00000001 [ 1336.104203][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.104317][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1336.104362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.104394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.104423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.104457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.104510][ T32] r4:85339100 [ 1336.104965][ T32] INFO: task kworker/1:558:4651 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.105042][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.105184][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.105276][ T32] Call trace: [ 1336.105376][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.105439][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.105465][ T32] r4:00000000 [ 1336.105486][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.105543][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.105578][ T32] dd20: c74ba000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.105610][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.105673][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.105761][ T32] r5:80050013 r4:80239bb0 [ 1336.105786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.105833][ T32] r4:82ac21e4 [ 1336.105888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.105970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.106029][ T32] r4:e04bddc0 [ 1336.106082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.106137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.106163][ T32] r4:00000000 [ 1336.106183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.106234][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.106257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.106302][ T32] r5:00001000 r4:ed727000 [ 1336.106324][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.106368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.106414][ T32] r5:85ef678c r4:85ef6400 [ 1336.106434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.106486][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.106508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.106559][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.106641][ T32] r4:849ffe00 [ 1336.106683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.106740][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.106765][ T32] r4:00000001 [ 1336.106786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.106846][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.106895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.106958][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.106990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.107024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.107061][ T32] r4:84b392c0 [ 1336.107091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1336.107183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.107252][ T32] task:kworker/1:559 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.107372][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107493][ T32] Call trace: [ 1336.107528][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.107582][ T32] r10:8291a684 r9:eae85d84 r8:00000002 r7:60000113 r6:eae85d8c r5:852f0c00 [ 1336.107606][ T32] r4:852f0c00 [ 1336.107627][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.107680][ T32] r5:852f0c00 r4:8291a680 [ 1336.107732][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.107780][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.107827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1336.107850][ T32] r4:00000000 [ 1336.107869][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.107907][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.107978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.108028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339000 [ 1336.108051][ T32] r4:00000000 [ 1336.108087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.108139][ T32] r9:83018205 r8:852f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1336.108162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.108207][ T32] r5:00001000 r4:eae75000 [ 1336.108256][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.108302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.108348][ T32] r5:8527038c r4:85270000 [ 1336.108399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.108454][ T32] r7:ddde2d80 r6:83018200 r5:8527038c r4:84787b80 [ 1336.108476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.108542][ T32] r10:61c88647 r9:852f0c00 r8:84787bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.108599][ T32] r4:84787b80 [ 1336.108685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.108748][ T32] r10:00000000 r9:84787b80 r8:80287e08 r7:eb149e60 r6:84787a00 r5:852f0c00 [ 1336.108772][ T32] r4:00000001 [ 1336.108863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.108911][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1336.108943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.109000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.109033][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.109065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.109111][ T32] r4:85339100 [ 1336.109356][ T32] INFO: task kworker/1:559:4652 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.109396][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.109482][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.109582][ T32] Call trace: [ 1336.109631][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.109724][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.109789][ T32] r4:00000000 [ 1336.109813][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.109857][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.109908][ T32] dd20: c74ba000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.109943][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.109971][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.109996][ T32] r5:80050013 r4:80239bb0 [ 1336.110018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.110092][ T32] r4:82ac21e4 [ 1336.110136][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.110216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.110244][ T32] r4:e04bddc0 [ 1336.110266][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.110313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.110366][ T32] r4:00000000 [ 1336.110392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.110489][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.110515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.110562][ T32] r5:00001000 r4:ed727000 [ 1336.110584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.110627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.110680][ T32] r5:85ef678c r4:85ef6400 [ 1336.110701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.110752][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.110774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.110825][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.110847][ T32] r4:849ffe00 [ 1336.110932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.110989][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.111043][ T32] r4:00000001 [ 1336.111097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.111215][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.111270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.111323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.111355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.111387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.111409][ T32] r4:84b392c0 [ 1336.111433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.111477][ T32] INFO: task kworker/1:560:4655 blocked for more than 462 seconds. [ 1336.111571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.111612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.111673][ T32] task:kworker/1:560 state:D stack:0 pid:4655 tgid:4655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.111751][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.111816][ T32] Call trace: [ 1336.111934][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.112015][ T32] r10:8291a684 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:852f1800 [ 1336.112046][ T32] r4:852f1800 [ 1336.112146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.112198][ T32] r5:852f1800 r4:8291a680 [ 1336.112220][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.112262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.112338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1336.112367][ T32] r4:00000000 [ 1336.112390][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.112484][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.143198][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.143338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339400 [ 1336.143457][ T32] r4:00000000 [ 1336.143527][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.143593][ T32] r9:83018205 r8:852f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.143650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.143707][ T32] r5:00001000 r4:eaea1000 [ 1336.143738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.143815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.143872][ T32] r5:85270b8c r4:85270800 [ 1336.143900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.143958][ T32] r7:ddde2d80 r6:83018200 r5:85270b8c r4:84787c00 [ 1336.143988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.144089][ T32] r10:61c88647 r9:852f1800 r8:84787c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.144119][ T32] r4:84787c00 [ 1336.144233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.144294][ T32] r10:00000000 r9:84787c00 r8:80287e08 r7:eb149e60 r6:84787d80 r5:852f1800 [ 1336.144361][ T32] r4:00000001 [ 1336.144387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.144431][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1336.144467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.144526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.144561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.144597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.144669][ T32] r4:85339200 [ 1336.145123][ T32] INFO: task kworker/1:560:4655 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.145162][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.145276][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.145330][ T32] Call trace: [ 1336.145433][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.145497][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.145523][ T32] r4:00000000 [ 1336.145559][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.145607][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.145645][ T32] dd20: c7c5b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.145679][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.145707][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.145767][ T32] r5:80050013 r4:80239bb0 [ 1336.145792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.145900][ T32] r4:82ac21e4 [ 1336.145955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.146022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.146081][ T32] r4:e04bddc0 [ 1336.146141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.146196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.146251][ T32] r4:00000000 [ 1336.146293][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.146349][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.146372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.146419][ T32] r5:00001000 r4:ed727000 [ 1336.146497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.146561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.146656][ T32] r5:85ef678c r4:85ef6400 [ 1336.146682][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.146766][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.146793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.146846][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.146870][ T32] r4:849ffe00 [ 1336.146950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.147007][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.147031][ T32] r4:00000001 [ 1336.147080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.147125][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.147186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.147220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.147249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.147281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.147304][ T32] r4:84b392c0 [ 1336.147356][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.147428][ T32] INFO: task kworker/1:561:4657 blocked for more than 462 seconds. [ 1336.147483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.147514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.147537][ T32] task:kworker/1:561 state:D stack:0 pid:4657 tgid:4657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.147646][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.147746][ T32] Call trace: [ 1336.147846][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.147912][ T32] r10:8291a684 r9:eb155d84 r8:00000002 r7:60000013 r6:eb155d8c r5:852f2400 [ 1336.147938][ T32] r4:852f2400 [ 1336.147959][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.148007][ T32] r5:852f2400 r4:8291a680 [ 1336.148028][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.148171][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.148223][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 [ 1336.148247][ T32] r4:00000000 [ 1336.148266][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.148304][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.148342][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.148416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339700 [ 1336.148446][ T32] r4:00000000 [ 1336.148519][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.148605][ T32] r9:83018205 r8:852f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1336.148656][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.148707][ T32] r5:00001000 r4:eaeb9000 [ 1336.148728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.148770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.148845][ T32] r5:8527138c r4:85271000 [ 1336.148899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.148955][ T32] r7:ddde2d80 r6:83018200 r5:8527138c r4:84787c80 [ 1336.148989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.149043][ T32] r10:61c88647 r9:852f2400 r8:84787cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.149066][ T32] r4:84787c80 [ 1336.149086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.149135][ T32] r10:00000000 r9:84787c80 r8:80287e08 r7:eb14de60 r6:84787e80 r5:852f2400 [ 1336.149177][ T32] r4:00000001 [ 1336.149228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.149303][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1336.149337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.149367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.149474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.149566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.149594][ T32] r4:853393c0 [ 1336.149867][ T32] INFO: task kworker/1:561:4657 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.149907][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.150173][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.150224][ T32] Call trace: [ 1336.150255][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1336.150502][ T32] dd20: c7c5b000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1336.150798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1336.150992][ T32] r4:00000000 [ 1336.151012][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.151063][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.151085][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.151165][ T32] r5:00001000 r4:ed727000 [ 1336.151216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.151287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.151337][ T32] r5:85ef678c r4:85ef6400 [ 1336.151358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.151411][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.151433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.151492][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.151551][ T32] r4:849ffe00 [ 1336.151598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.151670][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.151750][ T32] r4:00000001 [ 1336.151776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.151875][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.151912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.152002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.152036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.152067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.152090][ T32] r4:84b392c0 [ 1336.152140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.152169][ T32] INFO: task kworker/1:562:4659 blocked for more than 462 seconds. [ 1336.152198][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.152252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.152278][ T32] task:kworker/1:562 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.152345][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.152433][ T32] Call trace: [ 1336.166867][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.166973][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:852f3000 [ 1336.167063][ T32] r4:852f3000 [ 1336.167090][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.167140][ T32] r5:852f3000 r4:8291a680 [ 1336.167193][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.167242][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.167289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1336.167312][ T32] r4:00000000 [ 1336.167331][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.167399][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.167476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.167528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339540 [ 1336.167563][ T32] r4:00000000 [ 1336.167587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.167708][ T32] r9:83018205 r8:852f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1336.167737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.167788][ T32] r5:00001000 r4:eaeaf000 [ 1336.167809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.167873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.167931][ T32] r5:85270f8c r4:85270c00 [ 1336.167982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.168040][ T32] r7:ddde2d80 r6:83018200 r5:85270f8c r4:84787d00 [ 1336.168062][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.168114][ T32] r10:61c88647 r9:852f3000 r8:84787d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.168137][ T32] r4:84787d00 [ 1336.168157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.168281][ T32] r10:00000000 r9:84787d00 r8:80287e08 r7:eb155e60 r6:84787f80 r5:852f3000 [ 1336.168309][ T32] r4:00000001 [ 1336.168330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.168371][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1336.168405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.168436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.168464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.168606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.168676][ T32] r4:85339640 [ 1336.169436][ T32] INFO: task kworker/1:562:4659 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.169484][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.169681][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.169826][ T32] Call trace: [ 1336.170044][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.170106][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.170132][ T32] r4:00000000 [ 1336.170158][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.170275][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.170360][ T32] dd20: c7d39000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.170396][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.170479][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.170622][ T32] r5:80050013 r4:80239bb0 [ 1336.170716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.170767][ T32] r4:82ac21e4 [ 1336.170789][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.170835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.170889][ T32] r4:e04bddc0 [ 1336.170913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.171010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.171128][ T32] r4:00000000 [ 1336.171248][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.171367][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.171396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.171445][ T32] r5:00001000 r4:ed727000 [ 1336.171467][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.171582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.171644][ T32] r5:85ef678c r4:85ef6400 [ 1336.171700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.171769][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.171795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.171882][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.171973][ T32] r4:849ffe00 [ 1336.171999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.172052][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.172076][ T32] r4:00000001 [ 1336.172134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.172178][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.172208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.172238][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.172266][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.172328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.172357][ T32] r4:84b392c0 [ 1336.172379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.172410][ T32] INFO: task kworker/1:563:4661 blocked for more than 462 seconds. [ 1336.195247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.195350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.195378][ T32] task:kworker/1:563 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.195467][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.195585][ T32] Call trace: [ 1336.195709][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.195777][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:852f4800 [ 1336.195804][ T32] r4:852f4800 [ 1336.195825][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.195872][ T32] r5:852f4800 r4:8291a680 [ 1336.195893][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.195935][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.196085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1336.196114][ T32] r4:00000000 [ 1336.196170][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.196213][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.196255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.196332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853398c0 [ 1336.196360][ T32] r4:00000000 [ 1336.196381][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.196440][ T32] r9:83018205 r8:852f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.196465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.196513][ T32] r5:00001000 r4:eaeed000 [ 1336.196534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.196608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.196736][ T32] r5:8527178c r4:85271400 [ 1336.196765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.196819][ T32] r7:ddde2d80 r6:83018200 r5:8527178c r4:8533f080 [ 1336.196841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.196920][ T32] r10:61c88647 r9:852f4800 r8:8533f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.196954][ T32] r4:8533f080 [ 1336.196976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.197030][ T32] r10:00000000 r9:8533f080 r8:80287e08 r7:eb155e60 r6:8533f000 r5:852f4800 [ 1336.197084][ T32] r4:00000001 [ 1336.197109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.197211][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1336.197248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.197296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.197348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.197383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.197407][ T32] r4:853396c0 [ 1336.197843][ T32] INFO: task kworker/1:563:4661 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.197882][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.197997][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.198048][ T32] Call trace: [ 1336.198078][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.198132][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.198185][ T32] r4:00000000 [ 1336.198230][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.198278][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.198310][ T32] dd20: c8189000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.198341][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 3 printk messages dropped ** [ 1336.198458][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.198582][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1336.198694][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.198829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.199128][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 3 printk messages dropped ** [ 1336.199370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.199528][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 1 printk messages dropped ** [ 1336.199613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.199650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.199746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.199775][ T32] r4:84b392c0 [ 1336.199869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.199927][ T32] INFO: task kworker/1:564:4663 blocked for more than 462 seconds. [ 1336.199961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.199986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.200013][ T32] task:kworker/1:564 state:D stack:0 pid:4663 tgid:4663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.200067][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.200112][ T32] Call trace: [ 1336.200142][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.200194][ T32] r10:8291a684 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:852f6000 [ 1336.200319][ T32] r4:852f6000 [ 1336.200356][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.200445][ T32] r5:852f6000 r4:8291a680 [ 1336.200470][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.200514][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.200561][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1336.200584][ T32] r4:00000000 [ 1336.200604][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.200755][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.200832][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.200883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339a40 [ 1336.200926][ T32] r4:00000000 [ 1336.200964][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.201053][ T32] r9:83018205 r8:852f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1336.201103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.201172][ T32] r5:00001000 r4:eb161000 [ 1336.201216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.201278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.201356][ T32] r5:85271b8c r4:85271800 [ 1336.201383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.201435][ T32] r7:ddde2d80 r6:83018200 r5:85271b8c r4:8533f100 [ 1336.201456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.201537][ T32] r10:61c88647 r9:852f6000 r8:8533f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.201566][ T32] r4:8533f100 [ 1336.201626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.201717][ T32] r10:00000000 r9:8533f100 r8:80287e08 r7:eb151e60 r6:8533f200 r5:852f6000 [ 1336.201745][ T32] r4:00000001 [ 1336.201765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.201803][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1336.201831][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.201861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.201891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.201923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.201963][ T32] r4:85339880 [ 1336.202187][ T32] INFO: task kworker/1:564:4663 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.202223][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.202376][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.225239][ T32] Call trace: [ 1336.225403][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.225560][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.225612][ T32] r4:00000000 [ 1336.225693][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.225788][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.225878][ T32] dd20: c84a9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.225968][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.226031][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.226085][ T32] r5:80050013 r4:80239bb0 [ 1336.226318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.226414][ T32] r4:82ac21e4 [ 1336.226539][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.226647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.227387][ T32] r4:e04bddc0 [ 1336.227445][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.227609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.227847][ T32] r4:00000000 [ 1336.227906][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.228318][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.228404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.228566][ T32] r5:00001000 r4:ed727000 [ 1336.228649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.228892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.229022][ T32] r5:85ef678c r4:85ef6400 [ 1336.229070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.229191][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.229238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.229337][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.229381][ T32] r4:849ffe00 [ 1336.229768][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.230013][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.230214][ T32] r4:00000001 [ 1336.230332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.230420][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.230592][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.230693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.230762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.230823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.230894][ T32] r4:84b392c0 [ 1336.230951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.231024][ T32] INFO: task kworker/1:565:4665 blocked for more than 462 seconds. [ 1336.231124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.231178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.231250][ T32] task:kworker/1:565 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.231358][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.231442][ T32] Call trace: [ 1336.231509][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.231623][ T32] r10:8291a684 r9:eb16dd84 r8:00000002 r7:60000113 r6:eb16dd8c r5:852f3c00 [ 1336.231674][ T32] r4:852f3c00 [ 1336.231747][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.231857][ T32] r5:852f3c00 r4:8291a680 [ 1336.231940][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.232026][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.232113][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1336.232156][ T32] r4:00000000 [ 1336.232215][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.232305][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.232379][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.263498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339ec0 [ 1336.263705][ T32] r4:00000000 [ 1336.263760][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.263905][ T32] r9:83018205 r8:852f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.263950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.264070][ T32] r5:00001000 r4:eb175000 [ 1336.264149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.264249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.264344][ T32] r5:8527238c r4:85272000 [ 1336.264419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.264532][ T32] r7:ddde2d80 r6:83018200 r5:8527238c r4:8533f280 [ 1336.264701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.264825][ T32] r10:61c88647 r9:852f3c00 r8:8533f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.264874][ T32] r4:8533f280 [ 1336.264923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.265021][ T32] r10:00000000 r9:8533f280 r8:80287e08 r7:eb15de60 r6:8533f180 r5:852f3c00 [ 1336.265064][ T32] r4:00000001 [ 1336.265140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.265223][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) [ 1336.265283][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.265374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.265436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.265497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.265557][ T32] r4:85339a00 [ 1336.266333][ T32] INFO: task kworker/1:565:4665 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.266424][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.266597][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.266795][ T32] Call trace: [ 1336.266893][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.267039][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.267091][ T32] r4:00000000 [ 1336.267132][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.267210][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.267331][ T32] dd20: c8957000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.267397][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.267587][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.267653][ T32] r5:80050013 r4:80239bb0 [ 1336.267694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.267779][ T32] r4:82ac21e4 [ 1336.267819][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.267910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.267978][ T32] r4:e04bddc0 [ 1336.268054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.268216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.268266][ T32] r4:00000000 [ 1336.268307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.268411][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.268460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.268549][ T32] r5:00001000 r4:ed727000 [ 1336.268614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.268742][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.268881][ T32] r5:85ef678c r4:85ef6400 [ 1336.268970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.269070][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.269111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.269255][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.269326][ T32] r4:849ffe00 [ 1336.269369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.269464][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.269608][ T32] r4:00000001 [ 1336.269664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.269752][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.269813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.269877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.269966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.270053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.270121][ T32] r4:84b392c0 [ 1336.270169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.270223][ T32] INFO: task kworker/1:566:4666 blocked for more than 462 seconds. [ 1336.270285][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.270332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.270373][ T32] task:kworker/1:566 state:D stack:0 pid:4666 tgid:4666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.270469][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.270607][ T32] Call trace: [ 1336.270674][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.270774][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:852f8000 [ 1336.270820][ T32] r4:852f8000 [ 1336.270858][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.270950][ T32] r5:852f8000 r4:8291a680 [ 1336.270990][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.271067][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.271185][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1336.271234][ T32] r4:00000000 [ 1336.271274][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.271345][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.271450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.271670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85339cc0 [ 1336.271722][ T32] r4:00000000 [ 1336.271791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.271925][ T32] r9:83018205 r8:852f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.271973][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.272061][ T32] r5:00001000 r4:eb16f000 [ 1336.272130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.272216][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.272320][ T32] r5:85271f8c r4:85271c00 [ 1336.272363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.272458][ T32] r7:ddde2d80 r6:83018200 r5:85271f8c r4:8533f300 [ 1336.303362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.303598][ T32] r10:61c88647 r9:852f8000 r8:8533f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.303663][ T32] r4:8533f300 [ 1336.303708][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.303815][ T32] r10:00000000 r9:8533f300 r8:80287e08 r7:eb16de60 r6:8533f480 r5:852f8000 [ 1336.303862][ T32] r4:00000001 [ 1336.303916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.304026][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1336.304123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.304225][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.304291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.304354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.304400][ T32] r4:85339c80 [ 1336.305212][ T32] INFO: task kworker/1:566:4666 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.305325][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.305574][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.305723][ T32] Call trace: [ 1336.305838][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.305967][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.306050][ T32] r4:00000000 [ 1336.306109][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.306199][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.306297][ T32] dd20: c8c32000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.306413][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.306479][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.306570][ T32] r5:80050013 r4:80239bb0 [ 1336.306622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.306717][ T32] r4:82ac21e4 [ 1336.306762][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.306856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.306913][ T32] r4:e04bddc0 [ 1336.306956][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.307082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.307138][ T32] r4:00000000 [ 1336.307182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.307285][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.307363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.307461][ T32] r5:00001000 r4:ed727000 [ 1336.307505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.307601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.307720][ T32] r5:85ef678c r4:85ef6400 [ 1336.307767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.307867][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.307961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.308073][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.308121][ T32] r4:849ffe00 [ 1336.308161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.308262][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.308311][ T32] r4:00000001 [ 1336.308352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.308464][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.308530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.308594][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.308739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.308813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.308862][ T32] r4:84b392c0 [ 1336.308921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.309036][ T32] INFO: task kworker/1:567:4669 blocked for more than 462 seconds. [ 1336.309110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.309228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.309311][ T32] task:kworker/1:567 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.309411][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.309528][ T32] Call trace: [ 1336.309675][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.309828][ T32] r10:8291a684 r9:eb169d84 r8:00000002 r7:60000113 r6:eb169d8c r5:852f8c00 [ 1336.309959][ T32] r4:852f8c00 [ 1336.310016][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.310119][ T32] r5:852f8c00 r4:8291a680 [ 1336.310171][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.310259][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.310356][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb169e08 [ 1336.310406][ T32] r4:00000000 [ 1336.310471][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.310592][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.310716][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.310816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85344040 [ 1336.310866][ T32] r4:00000000 [ 1336.310937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.311035][ T32] r9:83018205 r8:852f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.311077][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.311159][ T32] r5:00001000 r4:eb183000 [ 1336.311262][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.311485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.311576][ T32] r5:8527278c r4:85272400 [ 1336.311615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.311711][ T32] r7:ddde2d80 r6:83018200 r5:8527278c r4:8533f380 [ 1336.311752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.311878][ T32] r10:61c88647 r9:852f8c00 r8:8533f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.311935][ T32] r4:8533f380 [ 1336.311973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.312064][ T32] r10:00000000 r9:8533f380 r8:80287e08 r7:eb16de60 r6:8533f580 r5:852f8c00 [ 1336.312108][ T32] r4:00000001 [ 1336.312169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.312247][ T32] Exception stack(0xeb169fb0 to 0xeb169ff8) ** 1 printk messages dropped ** [ 1336.312360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.312415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.334751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.334875][ T32] r4:85339e80 [ 1336.335640][ T32] INFO: task kworker/1:567:4669 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.335724][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.335905][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.336091][ T32] Call trace: [ 1336.336199][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.336316][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.336377][ T32] r4:00000000 [ 1336.336440][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.336530][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.336598][ T32] dd20: c8d4b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.336718][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.336789][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.336841][ T32] r5:80050013 r4:80239bb0 [ 1336.336892][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.337012][ T32] r4:82ac21e4 [ 1336.337129][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.337276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.337362][ T32] r4:e04bddc0 [ 1336.337407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.337500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.337544][ T32] r4:00000000 [ 1336.337584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.337743][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.337819][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.337948][ T32] r5:00001000 r4:ed727000 [ 1336.338035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.338142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.338265][ T32] r5:85ef678c r4:85ef6400 [ 1336.338398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.338502][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.338564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.338667][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.338712][ T32] r4:849ffe00 [ 1336.338751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.338846][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.338936][ T32] r4:00000001 [ 1336.339013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.339089][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.339144][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.339201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.339264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.339333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.339379][ T32] r4:84b392c0 [ 1336.339440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.339532][ T32] INFO: task kworker/1:568:4671 blocked for more than 462 seconds. [ 1336.339640][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.339707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.339757][ T32] task:kworker/1:568 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.339861][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.339958][ T32] Call trace: [ 1336.340025][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.340191][ T32] r10:8291a684 r9:eb191d84 r8:00000002 r7:60000013 r6:eb191d8c r5:8523bc00 [ 1336.340332][ T32] r4:8523bc00 [ 1336.340398][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.340498][ T32] r5:8523bc00 r4:8291a680 [ 1336.340564][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.340736][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.340846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb191e08 [ 1336.340900][ T32] r4:00000000 [ 1336.340940][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.341032][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.341139][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.341258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85344180 [ 1336.341308][ T32] r4:00000000 [ 1336.341348][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.341561][ T32] r5:00001000 r4:eb189000 ** 2 printk messages dropped ** [ 1336.341781][ T32] r5:85272b8c r4:85272800 [ 1336.341853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.341959][ T32] r7:ddde2d80 r6:83018200 r5:85272b8c r4:8533f400 [ 1336.341999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.342094][ T32] r10:61c88647 r9:8523bc00 r8:8533f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1336.342531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.373927][ T32] r4:85344080 ** 2 printk messages dropped ** [ 1336.375416][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.375861][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.376075][ T32] dd20: c8fbe000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1336.376488][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.376701][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1336.376888][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.377209][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1336.377668][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1336.378063][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1336.378434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.378949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.378995][ T32] task:kworker/1:569 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.379120][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.379253][ T32] Call trace: [ 1336.379316][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.379413][ T32] r10:8291a684 r9:eb19dd84 r8:00000002 r7:60000113 r6:eb19dd8c r5:8523e000 [ 1336.379459][ T32] r4:8523e000 [ 1336.379500][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.379598][ T32] r5:8523e000 r4:8291a680 [ 1336.379646][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.379736][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.379831][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 [ 1336.379889][ T32] r4:00000000 [ 1336.379934][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.380013][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.380084][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.380168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85344380 [ 1336.380212][ T32] r4:00000000 [ 1336.380275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.380446][ T32] r9:83018205 r8:8523e000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1336.380494][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.380581][ T32] r5:00001000 r4:dfde1000 [ 1336.380648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.380734][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.380819][ T32] r5:8527338c r4:85273000 [ 1336.380858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.380956][ T32] r7:ddde2d80 r6:83018200 r5:8527338c r4:8533f680 [ 1336.381051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.381154][ T32] r10:61c88647 r9:8523e000 r8:8533f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.381200][ T32] r4:8533f680 [ 1336.381238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.381363][ T32] r10:00000000 r9:8533f680 r8:80287e08 r7:eb191e60 r6:84b1fe80 r5:8523e000 [ 1336.381412][ T32] r4:00000001 [ 1336.381452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.381554][ T32] Exception stack(0xeb19dfb0 to 0xeb19dff8) [ 1336.381643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.381729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.381786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.381846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.381896][ T32] r4:85344280 [ 1336.382374][ T32] INFO: task kworker/1:569:4673 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.382552][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.404044][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.404335][ T32] Call trace: [ 1336.404510][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.404648][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.404701][ T32] r4:00000000 [ 1336.404745][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.404846][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.405118][ T32] dd20: c9199000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.405317][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.405449][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.405581][ T32] r5:80050013 r4:80239bb0 [ 1336.405627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.405779][ T32] r4:82ac21e4 [ 1336.405827][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.405924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.406055][ T32] r4:e04bddc0 [ 1336.406100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.406190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.406235][ T32] r4:00000000 [ 1336.406275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.406368][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.406514][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.406764][ T32] r5:00001000 r4:ed727000 [ 1336.406813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.406908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.406997][ T32] r5:85ef678c r4:85ef6400 [ 1336.407254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.407357][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.407399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.407527][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.407874][ T32] r4:849ffe00 [ 1336.407929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.408027][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.408072][ T32] r4:00000001 [ 1336.408192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.408362][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.408431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.408659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.408725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.408995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.409106][ T32] r4:84b392c0 [ 1336.409580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.409751][ T32] INFO: task kworker/0:205:4677 blocked for more than 462 seconds. [ 1336.409835][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.409901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.409985][ T32] task:kworker/0:205 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.410174][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.410834][ T32] Call trace: [ 1336.410949][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.411072][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:8523c800 [ 1336.411182][ T32] r4:8523c800 [ 1336.411228][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.411564][ T32] r5:8523c800 r4:8291a680 [ 1336.411611][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.411694][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.411781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1336.411825][ T32] r4:00000000 [ 1336.412020][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.412098][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.412256][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.412483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336b40 [ 1336.440771][ T32] r4:00000000 [ 1336.440858][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.441043][ T32] r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1336.441102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.441207][ T32] r5:00001000 r4:e0709000 [ 1336.441252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.441339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.441450][ T32] r5:851f3b8c r4:851f3800 [ 1336.441500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.441606][ T32] r7:dddced80 r6:83018000 r5:851f3b8c r4:84b1ff00 [ 1336.441654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.441756][ T32] r10:61c88647 r9:8523c800 r8:84b1ff2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.441804][ T32] r4:84b1ff00 [ 1336.441846][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.441956][ T32] r10:00000000 r9:84b1ff00 r8:80287e08 r7:eb131e60 r6:84b1ff80 r5:8523c800 [ 1336.442003][ T32] r4:00000001 [ 1336.442047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.442126][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1336.442191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.442252][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.442308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.442372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.442437][ T32] r4:85336a80 [ 1336.448057][ T32] INFO: task kworker/0:205:4677 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.448246][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.448432][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.448563][ T32] Call trace: [ 1336.448654][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.448812][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.448867][ T32] r4:00000000 [ 1336.448919][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.449002][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.449066][ T32] dd20: c9437000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.449127][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.449180][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.449228][ T32] r5:80050013 r4:80239bb0 [ 1336.449286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.449376][ T32] r4:82ac21e4 [ 1336.449419][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.449540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.449659][ T32] r4:e04bddc0 [ 1336.449718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.449826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.449886][ T32] r4:00000000 [ 1336.449937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.450063][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.450116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.450203][ T32] r5:00001000 r4:ed727000 [ 1336.450272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.450358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.450473][ T32] r5:85ef678c r4:85ef6400 [ 1336.450572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.450709][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.450759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.450856][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.450909][ T32] r4:849ffe00 [ 1336.450950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.451044][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.451089][ T32] r4:00000001 [ 1336.451161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.451238][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.451293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.451350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.451405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.451526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.451575][ T32] r4:84b392c0 [ 1336.451616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.451744][ T32] INFO: task kworker/0:206:4679 blocked for more than 462 seconds. [ 1336.451825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.451881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.451958][ T32] task:kworker/0:206 state:D stack:0 pid:4679 tgid:4679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.452056][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.452137][ T32] Call trace: [ 1336.452255][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.452368][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:8523ec00 [ 1336.452415][ T32] r4:8523ec00 [ 1336.473129][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.473380][ T32] r5:8523ec00 r4:8291a680 [ 1336.473424][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.473506][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.473594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1336.473640][ T32] r4:00000000 [ 1336.473681][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.473774][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.473864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.473960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336d00 [ 1336.474005][ T32] r4:00000000 [ 1336.474044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.474137][ T32] r9:83018005 r8:8523ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1336.474212][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.474343][ T32] r5:00001000 r4:e0777000 [ 1336.474440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.474530][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.474638][ T32] r5:851f3f8c r4:851f3c00 [ 1336.474690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.474787][ T32] r7:dddced80 r6:83018000 r5:851f3f8c r4:85097d00 [ 1336.474865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.474979][ T32] r10:61c88647 r9:8523ec00 r8:85097d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.475025][ T32] r4:85097d00 [ 1336.475064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.475158][ T32] r10:00000000 r9:85097d00 r8:80287e08 r7:eb131e60 r6:85097f00 r5:8523ec00 [ 1336.475200][ T32] r4:00000001 [ 1336.475309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.475392][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1336.475452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.475510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.475564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.475623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.475670][ T32] r4:85336e40 [ 1336.476441][ T32] INFO: task kworker/0:206:4679 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.476512][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.476667][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.476801][ T32] Call trace: [ 1336.476861][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.477054][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.477151][ T32] r4:00000000 [ 1336.477199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.477318][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.477384][ T32] dd20: c96e4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.477444][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.477495][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.477579][ T32] r5:80050013 r4:80239bb0 [ 1336.477647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.477738][ T32] r4:82ac21e4 [ 1336.477779][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.477865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.477949][ T32] r4:e04bddc0 [ 1336.477994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.478083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.478144][ T32] r4:00000000 [ 1336.478185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.478279][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.478357][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.478459][ T32] r5:00001000 r4:ed727000 [ 1336.478500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.478613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.478747][ T32] r5:85ef678c r4:85ef6400 [ 1336.478853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.478965][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.479009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.479103][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.479146][ T32] r4:849ffe00 [ 1336.479184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.479277][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.479320][ T32] r4:00000001 [ 1336.479357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.479428][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.479511][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.479580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.479680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.479785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.479849][ T32] r4:84b392c0 [ 1336.479908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.479996][ T32] INFO: task kworker/1:570:4680 blocked for more than 462 seconds. [ 1336.480073][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.480127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.480168][ T32] task:kworker/1:570 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.480257][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.480365][ T32] Call trace: [ 1336.480457][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.480556][ T32] r10:8291a684 r9:eafe9d84 r8:00000002 r7:60000013 r6:eafe9d8c r5:8523d400 [ 1336.480649][ T32] r4:8523d400 [ 1336.480701][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.480825][ T32] r5:8523d400 r4:8291a680 [ 1336.480868][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.480953][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.481039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1336.481130][ T32] r4:00000000 [ 1336.481174][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.481244][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.481312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.481427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514f740 [ 1336.481484][ T32] r4:00000000 [ 1336.481523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.481615][ T32] r9:83018205 r8:8523d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.481657][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.481740][ T32] r5:00001000 r4:dffdf000 [ 1336.481867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.481974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.482146][ T32] r5:8478df8c r4:8478dc00 [ 1336.482267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.482366][ T32] r7:ddde2d80 r6:83018200 r5:8478df8c r4:8533f700 [ 1336.482407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.509730][ T32] r10:61c88647 r9:8523d400 r8:8533f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.509951][ T32] r4:8533f700 [ 1336.510038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.510180][ T32] r10:00000000 r9:8533f700 r8:80287e08 r7:eb19de60 r6:8533f600 r5:8523d400 [ 1336.510228][ T32] r4:00000001 [ 1336.510328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.510445][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1336.510546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.510643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.510759][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.510825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.510888][ T32] r4:853443c0 [ 1336.511665][ T32] INFO: task kworker/1:570:4680 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.511736][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.511886][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.511982][ T32] Call trace: [ 1336.512042][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.512240][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.512294][ T32] r4:00000000 [ 1336.512335][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.512416][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.512554][ T32] dd20: c9964000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.520145][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.520224][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.520281][ T32] r5:80050013 r4:80239bb0 [ 1336.520323][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.520426][ T32] r4:82ac21e4 [ 1336.520468][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.520556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.520600][ T32] r4:e04bddc0 [ 1336.520701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.520870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.520927][ T32] r4:00000000 [ 1336.520968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.521063][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.521136][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.521234][ T32] r5:00001000 r4:ed727000 [ 1336.521281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.521367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.521454][ T32] r5:85ef678c r4:85ef6400 [ 1336.521493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.521585][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.521703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.521821][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.521870][ T32] r4:849ffe00 [ 1336.521915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.522010][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.522087][ T32] r4:00000001 [ 1336.522132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.522209][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.522264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.522321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.522375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.522511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.530146][ T32] r4:84b392c0 [ 1336.530251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.530353][ T32] INFO: task kworker/1:571:4681 blocked for more than 463 seconds. [ 1336.530432][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.530489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.530539][ T32] task:kworker/1:571 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.530698][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.530810][ T32] Call trace: [ 1336.530919][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.531038][ T32] r10:8291a684 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:852f9800 [ 1336.531087][ T32] r4:852f9800 [ 1336.531131][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.531240][ T32] r5:852f9800 r4:8291a680 [ 1336.531290][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.531376][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.531470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1336.531535][ T32] r4:00000000 [ 1336.531586][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.531665][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.531765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.531889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2ab80 [ 1336.531945][ T32] r4:00000000 [ 1336.531989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.532091][ T32] r9:83018205 r8:852f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.532168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.532266][ T32] r5:00001000 r4:eb0c5000 [ 1336.532309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.532394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.547299][ T32] r5:8527378c r4:85273400 [ 1336.547454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.547666][ T32] r7:ddde2d80 r6:83018200 r5:8527378c r4:8533f780 [ 1336.547719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.547819][ T32] r10:61c88647 r9:852f9800 r8:8533f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.547866][ T32] r4:8533f780 [ 1336.547914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.548012][ T32] r10:00000000 r9:8533f780 r8:80287e08 r7:eafe9e60 r6:8533f500 r5:852f9800 [ 1336.548056][ T32] r4:00000001 [ 1336.548128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.548245][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1336.548373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.548448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.548504][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.548564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.548663][ T32] r4:853443c0 [ 1336.549457][ T32] INFO: task kworker/1:571:4681 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.549529][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.549721][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.549832][ T32] Call trace: [ 1336.549932][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.550052][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.550139][ T32] r4:00000000 [ 1336.550194][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.550285][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.550350][ T32] dd20: c9c27000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.550544][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.550608][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.550667][ T32] r5:80050013 r4:80239bb0 [ 1336.550715][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.550810][ T32] r4:82ac21e4 [ 1336.550887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.550997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.551066][ T32] r4:e04bddc0 [ 1336.551116][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.551212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.551262][ T32] r4:00000000 [ 1336.551305][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.551460][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.551518][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.551643][ T32] r5:00001000 r4:ed727000 [ 1336.551727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.551826][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.551973][ T32] r5:85ef678c r4:85ef6400 [ 1336.552024][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.552127][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.552174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.552277][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.552324][ T32] r4:849ffe00 [ 1336.552365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.563701][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.563843][ T32] r4:00000001 [ 1336.564050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.564193][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.564271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.564345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.564413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.564490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.564548][ T32] r4:84b392c0 [ 1336.564601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.564739][ T32] INFO: task kworker/0:207:4684 blocked for more than 463 seconds. [ 1336.564821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.564932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.565028][ T32] task:kworker/0:207 state:D stack:0 pid:4684 tgid:4684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.565146][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.565309][ T32] Call trace: [ 1336.565388][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.565534][ T32] r10:8291a684 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:852fb000 [ 1336.565619][ T32] r4:852fb000 [ 1336.565668][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.565798][ T32] r5:852fb000 r4:8291a680 [ 1336.565855][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.565979][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.566105][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1336.566156][ T32] r4:00000000 [ 1336.566262][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.566370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.566453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.566541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853367c0 [ 1336.566586][ T32] r4:00000000 [ 1336.566627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.566727][ T32] r9:83018005 r8:852fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1336.566772][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.566855][ T32] r5:00001000 r4:eab81000 [ 1336.566902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.566982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.567144][ T32] r5:8478d78c r4:8478d400 [ 1336.567251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.567351][ T32] r7:dddced80 r6:83018000 r5:8478d78c r4:8534e080 [ 1336.567454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.567574][ T32] r10:61c88647 r9:852fb000 r8:8534e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.567624][ T32] r4:8534e080 [ 1336.567664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.567762][ T32] r10:00000000 r9:8534e080 r8:80287e08 r7:eb131e60 r6:8533f800 r5:852fb000 [ 1336.567805][ T32] r4:00000001 [ 1336.567843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.567922][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1336.567977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.568036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.568091][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.568150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.568192][ T32] r4:85336dc0 [ 1336.568995][ T32] INFO: task kworker/0:207:4684 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.569071][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.569194][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.569281][ T32] Call trace: [ 1336.569363][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.569468][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.569515][ T32] r4:00000000 [ 1336.569564][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.569691][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.569780][ T32] dd20: c9c27000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.569885][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.569951][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.570007][ T32] r5:80050013 r4:80239bb0 [ 1336.570055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.570148][ T32] r4:82ac21e4 [ 1336.570194][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.570299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.570380][ T32] r4:e04bddc0 [ 1336.570438][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.570573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.570667][ T32] r4:00000000 [ 1336.570739][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.570849][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.570902][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.570995][ T32] r5:00001000 r4:ed727000 [ 1336.571040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.571153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.571250][ T32] r5:85ef678c r4:85ef6400 [ 1336.571314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.571420][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.571466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.571567][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.571633][ T32] r4:849ffe00 [ 1336.571682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.571783][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.571958][ T32] r4:00000001 [ 1336.572015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.572099][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.572161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.572256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.572318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.572377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.572452][ T32] r4:84b392c0 [ 1336.594278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.594368][ T32] INFO: task kworker/0:208:4686 blocked for more than 463 seconds. [ 1336.594435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.594484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.594545][ T32] task:kworker/0:208 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.594701][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.594846][ T32] Call trace: [ 1336.594923][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.595034][ T32] r10:8291a684 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:852fc800 [ 1336.595083][ T32] r4:852fc800 [ 1336.595124][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.595272][ T32] r5:852fc800 r4:8291a680 [ 1336.595320][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.595402][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.595490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1336.595534][ T32] r4:00000000 [ 1336.595575][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.595678][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.595764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.595852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d340 [ 1336.595906][ T32] r4:00000000 [ 1336.595945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.596042][ T32] r9:83018005 r8:852fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1336.596086][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.596172][ T32] r5:00001000 r4:eac8d000 [ 1336.596212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.596290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.596374][ T32] r5:852c138c r4:852c1000 [ 1336.596413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.596510][ T32] r7:dddced80 r6:83018000 r5:852c138c r4:8534e100 [ 1336.596659][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.596828][ T32] r10:61c88647 r9:852fc800 r8:8534e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.596884][ T32] r4:8534e100 [ 1336.596987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.597107][ T32] r10:00000000 r9:8534e100 r8:80287e08 r7:eb059e60 r6:8533f880 r5:852fc800 [ 1336.597157][ T32] r4:00000001 [ 1336.597270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.597384][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) [ 1336.597447][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.597510][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.597566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.597644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.597713][ T32] r4:85336dc0 [ 1336.598484][ T32] INFO: task kworker/0:208:4686 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.598601][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.598788][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.598875][ T32] Call trace: [ 1336.598973][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.599078][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.599141][ T32] r4:00000000 [ 1336.599201][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.599300][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.599364][ T32] dd20: c9f3b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.599444][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.599535][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.599634][ T32] r5:80050013 r4:80239bb0 [ 1336.599692][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.599807][ T32] r4:82ac21e4 [ 1336.599888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.599993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.600041][ T32] r4:e04bddc0 [ 1336.600082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.600174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.600257][ T32] r4:00000000 [ 1336.600342][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.600457][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.600505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.600599][ T32] r5:00001000 r4:ed727000 [ 1336.600672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.600765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.600858][ T32] r5:85ef678c r4:85ef6400 [ 1336.600911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.601012][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.601060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.601167][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.601214][ T32] r4:849ffe00 [ 1336.601256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.601357][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.601407][ T32] r4:00000001 [ 1336.601504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.601587][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.601647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.601845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.601920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.601984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.602034][ T32] r4:84b392c0 [ 1336.602080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.602130][ T32] INFO: task kworker/0:209:4687 blocked for more than 463 seconds. [ 1336.602185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.602233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.602276][ T32] task:kworker/0:209 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.602400][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.633161][ T32] Call trace: [ 1336.633423][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.633573][ T32] r10:8291a684 r9:eb071d84 r8:00000002 r7:60000013 r6:eb071d8c r5:852fd400 [ 1336.633624][ T32] r4:852fd400 [ 1336.633667][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.633756][ T32] r5:852fd400 r4:8291a680 [ 1336.633815][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.633908][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.634031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb071e08 [ 1336.634083][ T32] r4:00000000 [ 1336.634121][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.634193][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.634332][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.634429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85336500 [ 1336.634507][ T32] r4:00000000 [ 1336.634579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.634716][ T32] r9:83018005 r8:852fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1336.634765][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.634870][ T32] r5:00001000 r4:eabc9000 [ 1336.634950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.635037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.635124][ T32] r5:852c038c r4:852c0000 [ 1336.635164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.635258][ T32] r7:dddced80 r6:83018000 r5:852c038c r4:8534e200 [ 1336.635299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.635392][ T32] r10:61c88647 r9:852fd400 r8:8534e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.635437][ T32] r4:8534e200 [ 1336.635497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.635599][ T32] r10:00000000 r9:8534e200 r8:80287e08 r7:eb069e60 r6:8533f900 r5:852fd400 [ 1336.635645][ T32] r4:00000001 [ 1336.635686][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.635762][ T32] Exception stack(0xeb071fb0 to 0xeb071ff8) [ 1336.635825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.635892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.635948][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.636043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.636095][ T32] r4:85336dc0 [ 1336.636883][ T32] INFO: task kworker/0:209:4687 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.636963][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.637088][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.637210][ T32] Call trace: [ 1336.637277][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.637411][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.637497][ T32] r4:00000000 [ 1336.637543][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.637624][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.637685][ T32] dd20: ca29a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.637746][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.637934][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.637992][ T32] r5:80050013 r4:80239bb0 [ 1336.638034][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.638120][ T32] r4:82ac21e4 [ 1336.638190][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.638286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.638349][ T32] r4:e04bddc0 [ 1336.638392][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.638547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.638640][ T32] r4:00000000 [ 1336.638716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.638817][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.638860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.638990][ T32] r5:00001000 r4:ed727000 [ 1336.639036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.639117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.639203][ T32] r5:85ef678c r4:85ef6400 [ 1336.639243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.639336][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.639379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.639505][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.639561][ T32] r4:849ffe00 [ 1336.639611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.639723][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.639775][ T32] r4:00000001 [ 1336.639818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.639943][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.640036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.640140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.640213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.640304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.640362][ T32] r4:84b392c0 [ 1336.640411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.640541][ T32] INFO: task kworker/0:210:4690 blocked for more than 463 seconds. [ 1336.640617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.640717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.640770][ T32] task:kworker/0:210 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.640889][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.640986][ T32] Call trace: [ 1336.641051][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.641153][ T32] r10:8291a684 r9:eb18dd84 r8:00000002 r7:60000013 r6:eb18dd8c r5:8523b000 [ 1336.641205][ T32] r4:8523b000 [ 1336.641247][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.641339][ T32] r5:8523b000 r4:8291a680 [ 1336.641381][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.641464][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.641558][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb18de08 [ 1336.641605][ T32] r4:00000000 [ 1336.641646][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.641721][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.641795][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.641896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749140 [ 1336.641972][ T32] r4:00000000 [ 1336.642025][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.642125][ T32] r9:83018005 r8:8523b000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1336.642172][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.642260][ T32] r5:00001000 r4:eac1f000 [ 1336.642301][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.642383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.672019][ T32] r5:852c078c r4:852c0400 [ 1336.672173][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.672317][ T32] r7:dddced80 r6:83018000 r5:852c078c r4:8534e280 [ 1336.672426][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.673315][ T32] r10:61c88647 r9:8523b000 r8:8534e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.673410][ T32] r4:8534e280 [ 1336.673490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.673642][ T32] r10:00000000 r9:8534e280 r8:80287e08 r7:eb069e60 r6:8534e300 r5:8523b000 [ 1336.673696][ T32] r4:00000001 [ 1336.673738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.673885][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) [ 1336.674013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.674078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.674163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.674228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.674274][ T32] r4:853364c0 [ 1336.675039][ T32] INFO: task kworker/0:210:4690 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.675109][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.675381][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.675481][ T32] Call trace: [ 1336.675586][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.675696][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.675743][ T32] r4:00000000 [ 1336.675781][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.675858][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.675936][ T32] dd20: ca54a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.675995][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.676047][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.676096][ T32] r5:80050013 r4:80239bb0 [ 1336.676199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.676290][ T32] r4:82ac21e4 [ 1336.676331][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.676416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.676489][ T32] r4:e04bddc0 [ 1336.676565][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.676715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.676830][ T32] r4:00000000 [ 1336.676876][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.677012][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.677125][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.677260][ T32] r5:00001000 r4:ed727000 [ 1336.677394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.677487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.677573][ T32] r5:85ef678c r4:85ef6400 [ 1336.677613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.677708][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.677750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.677844][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.677895][ T32] r4:849ffe00 [ 1336.677934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.678028][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.678073][ T32] r4:00000001 [ 1336.678113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.678185][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.678237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.678293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.678348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.678407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.678480][ T32] r4:84b392c0 [ 1336.678529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.678630][ T32] INFO: task kworker/0:211:4692 blocked for more than 463 seconds. [ 1336.678702][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.678751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.678792][ T32] task:kworker/0:211 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.678911][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.679054][ T32] Call trace: [ 1336.679117][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.679214][ T32] r10:8291a684 r9:eb089d84 r8:00000002 r7:60000013 r6:eb089d8c r5:85238000 [ 1336.679260][ T32] r4:85238000 [ 1336.679379][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.679472][ T32] r5:85238000 r4:8291a680 [ 1336.679513][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.679606][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.679705][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 ** 4 printk messages dropped ** [ 1336.680069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d000 ** 6 printk messages dropped ** [ 1336.680777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.680877][ T32] r5:852c0b8c r4:852c0800 [ 1336.680936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.681213][ T32] r10:61c88647 r9:85238000 r8:8534e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.681260][ T32] r4:8534e180 [ 1336.681372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.681472][ T32] r10:00000000 r9:8534e180 r8:80287e08 r7:eb069e60 r6:8534e380 r5:85238000 [ 1336.681525][ T32] r4:00000001 [ 1336.681569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.681651][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1336.681712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.681814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.681888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.681950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.682000][ T32] r4:8533d240 [ 1336.682556][ T32] INFO: task kworker/0:211:4692 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.721404][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.721722][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.721841][ T32] Call trace: [ 1336.721911][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.722026][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.722105][ T32] r4:00000000 [ 1336.722155][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.722268][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.722368][ T32] dd20: ca931000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.722976][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.723102][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.723164][ T32] r5:80050013 r4:80239bb0 [ 1336.723221][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.723374][ T32] r4:82ac21e4 [ 1336.723422][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.723513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.723559][ T32] r4:e04bddc0 [ 1336.723664][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.723770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.723817][ T32] r4:00000000 [ 1336.723856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.723959][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.724019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.724114][ T32] r5:00001000 r4:ed727000 [ 1336.724155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.724232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.724317][ T32] r5:85ef678c r4:85ef6400 [ 1336.724356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.724448][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.724506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.724609][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.724676][ T32] r4:849ffe00 [ 1336.724719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.724813][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.724857][ T32] r4:00000001 [ 1336.724896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.724980][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.725034][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.725123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.725185][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.725311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.725370][ T32] r4:84b392c0 [ 1336.725421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.725479][ T32] INFO: task kworker/0:212:4693 blocked for more than 463 seconds. [ 1336.725574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.725631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.725676][ T32] task:kworker/0:212 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.725858][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.726137][ T32] Call trace: [ 1336.726208][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.726311][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000113 r6:eb021d8c r5:852b0000 [ 1336.726355][ T32] r4:852b0000 [ 1336.726448][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.726540][ T32] r5:852b0000 r4:8291a680 [ 1336.726642][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.726766][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.726862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1336.726914][ T32] r4:00000000 [ 1336.726955][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.727025][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.727096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.727181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d140 [ 1336.727225][ T32] r4:00000000 [ 1336.727262][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.727351][ T32] r9:83018005 r8:852b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1336.727394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.727476][ T32] r5:00001000 r4:eac6f000 [ 1336.727514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.727589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.727675][ T32] r5:852c0f8c r4:852c0c00 [ 1336.727738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.727903][ T32] r7:dddced80 r6:83018000 r5:852c0f8c r4:8534e400 [ 1336.727985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.728085][ T32] r10:61c88647 r9:852b0000 r8:8534e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1336.728299][ T32] r10:00000000 r9:8534e400 r8:80287e08 r7:eb069e60 r6:8534e000 r5:852b0000 [ 1336.728346][ T32] r4:00000001 [ 1336.728415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.728492][ T32] Exception stack(0xeb021fb0 to 0xeb021ff8) [ 1336.728547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.728651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.728727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.728787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.728831][ T32] r4:8533d240 [ 1336.729596][ T32] INFO: task kworker/0:212:4693 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.729681][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.729805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.729903][ T32] Call trace: [ 1336.730009][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.730185][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.730273][ T32] r4:00000000 [ 1336.730347][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.730486][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.730552][ T32] dd20: ca931000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.730613][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.730665][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.730755][ T32] r5:80050013 r4:80239bb0 [ 1336.730796][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.730898][ T32] r4:82ac21e4 [ 1336.730952][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.731043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.731087][ T32] r4:e04bddc0 [ 1336.731125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.731211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.731257][ T32] r4:00000000 [ 1336.731296][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.731389][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.731503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.731595][ T32] r5:00001000 r4:ed727000 [ 1336.731638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.731719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.731803][ T32] r5:85ef678c r4:85ef6400 [ 1336.731869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.732006][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.732055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.732151][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.732257][ T32] r4:849ffe00 [ 1336.732302][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.732398][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.732443][ T32] r4:00000001 [ 1336.761758][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.761936][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.762006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.762068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.762123][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.762186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.762293][ T32] r4:84b392c0 [ 1336.762352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.762426][ T32] INFO: task kworker/0:213:4695 blocked for more than 463 seconds. [ 1336.763094][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.763185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.763266][ T32] task:kworker/0:213 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.763441][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.763578][ T32] Call trace: [ 1336.763680][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.763791][ T32] r10:8291a684 r9:eb0a5d84 r8:00000002 r7:60000113 r6:eb0a5d8c r5:852b0c00 [ 1336.763869][ T32] r4:852b0c00 [ 1336.763922][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.764012][ T32] r5:852b0c00 r4:8291a680 [ 1336.764053][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.764132][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.764219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1336.764263][ T32] r4:00000000 [ 1336.764301][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.764402][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.764488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.764611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d500 [ 1336.764682][ T32] r4:00000000 [ 1336.764726][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.764825][ T32] r9:83018005 r8:852b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1336.764868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.764995][ T32] r5:00001000 r4:eacbf000 [ 1336.765043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.765146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.765239][ T32] r5:852c178c r4:852c1400 [ 1336.765321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.765424][ T32] r7:dddced80 r6:83018000 r5:852c178c r4:8534e480 [ 1336.765467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.765565][ T32] r10:61c88647 r9:852b0c00 r8:8534e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.765612][ T32] r4:8534e480 [ 1336.765651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.765751][ T32] r10:00000000 r9:8534e480 r8:80287e08 r7:eb069e60 r6:8534e600 r5:852b0c00 [ 1336.765796][ T32] r4:00000001 [ 1336.765836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.765918][ T32] Exception stack(0xeb0a5fb0 to 0xeb0a5ff8) ** 2 printk messages dropped ** [ 1336.766093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.767032][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1336.767586][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.767870][ T32] dd20: cac34000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1336.768257][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.768438][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1336.768650][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.768818][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 4 printk messages dropped ** [ 1336.769221][ T32] r5:85ef678c r4:85ef6400 [ 1336.769268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.769364][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.769423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.769532][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.769587][ T32] r4:849ffe00 [ 1336.769632][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.769749][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.769824][ T32] r4:00000001 [ 1336.769899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.769992][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.770057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.770122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.770215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.770292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.770346][ T32] r4:84b392c0 [ 1336.770391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.770445][ T32] INFO: task kworker/0:214:4698 blocked for more than 463 seconds. [ 1336.770504][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.770587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.770639][ T32] task:kworker/0:214 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.770736][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.770825][ T32] Call trace: [ 1336.770958][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.771067][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:852b1800 [ 1336.771120][ T32] r4:852b1800 [ 1336.771199][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.771312][ T32] r5:852b1800 r4:8291a680 [ 1336.771358][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.771442][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.771537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1336.771584][ T32] r4:00000000 [ 1336.771628][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.771704][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.771779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.771868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d640 [ 1336.771941][ T32] r4:00000000 [ 1336.772009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.772118][ T32] r9:83018005 r8:852b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1336.772166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.772280][ T32] r5:00001000 r4:ead8f000 [ 1336.772331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.772424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.797083][ T32] r5:852c1b8c r4:852c1800 [ 1336.797143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.797269][ T32] r7:dddced80 r6:83018000 r5:852c1b8c r4:8534e500 [ 1336.797313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.797445][ T32] r10:61c88647 r9:852b1800 r8:8534e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.797499][ T32] r4:8534e500 [ 1336.797556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.797660][ T32] r10:00000000 r9:8534e500 r8:80287e08 r7:eb0a5e60 r6:8534e700 r5:852b1800 [ 1336.797708][ T32] r4:00000001 [ 1336.797756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.797873][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1336.797985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.798053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.798113][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.798180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.798224][ T32] r4:8533d4c0 [ 1336.798982][ T32] INFO: task kworker/0:214:4698 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.799082][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.799279][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.799371][ T32] Call trace: [ 1336.799472][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.799580][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.799640][ T32] r4:00000000 [ 1336.799708][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.799814][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.799948][ T32] dd20: cadf2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.800028][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.800094][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.800151][ T32] r5:80050013 r4:80239bb0 [ 1336.800197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.800312][ T32] r4:82ac21e4 [ 1336.800366][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.800469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.800519][ T32] r4:e04bddc0 [ 1336.800581][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.800763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.800822][ T32] r4:00000000 [ 1336.800903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.801046][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.801170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.801273][ T32] r5:00001000 r4:ed727000 [ 1336.801321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.801417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.801506][ T32] r5:85ef678c r4:85ef6400 [ 1336.801554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.801680][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.801771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.801885][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.801939][ T32] r4:849ffe00 [ 1336.801979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.802110][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.802162][ T32] r4:00000001 [ 1336.802201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.802274][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.802359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.802498][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.816846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.816944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.816996][ T32] r4:84b392c0 [ 1336.817040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.817109][ T32] INFO: task kworker/0:215:4701 blocked for more than 463 seconds. [ 1336.817171][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.817220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.817261][ T32] task:kworker/0:215 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.817355][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.817489][ T32] Call trace: [ 1336.817551][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.817655][ T32] r10:8291a684 r9:eb1a5d84 r8:00000002 r7:60000113 r6:eb1a5d8c r5:852b2400 [ 1336.817737][ T32] r4:852b2400 [ 1336.817787][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.817911][ T32] r5:852b2400 r4:8291a680 [ 1336.817960][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.818043][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.818134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 [ 1336.818209][ T32] r4:00000000 [ 1336.818257][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.818359][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.818441][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.818640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533da80 [ 1336.818695][ T32] r4:00000000 [ 1336.818741][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.818837][ T32] r9:83018005 r8:852b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1336.818880][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.818975][ T32] r5:00001000 r4:eae13000 [ 1336.819016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.819094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.819188][ T32] r5:852c278c r4:852c2400 [ 1336.819231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.819360][ T32] r7:dddced80 r6:83018000 r5:852c278c r4:8534e580 [ 1336.819409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.819528][ T32] r10:61c88647 r9:852b2400 r8:8534e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.819586][ T32] r4:8534e580 [ 1336.819670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.819793][ T32] r10:00000000 r9:8534e580 r8:80287e08 r7:eb1a1e60 r6:8534e780 r5:852b2400 [ 1336.819845][ T32] r4:00000001 [ 1336.819892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.820005][ T32] Exception stack(0xeb1a5fb0 to 0xeb1a5ff8) [ 1336.820087][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.820153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.820207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.820266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.820341][ T32] r4:8533d580 [ 1336.821108][ T32] INFO: task kworker/0:215:4701 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.821191][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.821308][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.821434][ T32] Call trace: [ 1336.821494][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.821627][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.821681][ T32] r4:00000000 [ 1336.821723][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.821802][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.821860][ T32] dd20: cafef000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.821957][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.822017][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.822068][ T32] r5:80050013 r4:80239bb0 [ 1336.822110][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.822194][ T32] r4:82ac21e4 [ 1336.822234][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.822320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.822368][ T32] r4:e04bddc0 [ 1336.822424][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.844031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.844099][ T32] r4:00000000 [ 1336.844145][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.844267][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.844335][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.844511][ T32] r5:00001000 r4:ed727000 [ 1336.844580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.844688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.844809][ T32] r5:85ef678c r4:85ef6400 [ 1336.844857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.844963][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.845039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.845142][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.845189][ T32] r4:849ffe00 [ 1336.845229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.845326][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.845371][ T32] r4:00000001 [ 1336.845467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.845587][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.845653][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.845715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.845772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.845833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.845878][ T32] r4:84b392c0 [ 1336.845928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.845982][ T32] INFO: task kworker/0:216:4702 blocked for more than 463 seconds. [ 1336.846063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.846127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.846201][ T32] task:kworker/0:216 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.846319][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.846404][ T32] Call trace: [ 1336.846467][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.846569][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:852b3000 [ 1336.846646][ T32] r4:852b3000 [ 1336.846700][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.846791][ T32] r5:852b3000 r4:8291a680 [ 1336.846832][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.846932][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.847028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1336.847076][ T32] r4:00000000 [ 1336.847114][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.847187][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.847257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.847406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533d780 [ 1336.847489][ T32] r4:00000000 [ 1336.847534][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.847628][ T32] r9:83018005 r8:852b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1336.847670][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.847819][ T32] r5:00001000 r4:eadeb000 [ 1336.847865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.847955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.848040][ T32] r5:852c1f8c r4:852c1c00 [ 1336.848083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.848174][ T32] r7:dddced80 r6:83018000 r5:852c1f8c r4:8534e800 [ 1336.848235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.848338][ T32] r10:61c88647 r9:852b3000 r8:8534e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.848414][ T32] r4:8534e800 [ 1336.848458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.848578][ T32] r10:00000000 r9:8534e800 r8:80287e08 r7:eb1a5e60 r6:8534e680 r5:852b3000 [ 1336.848645][ T32] r4:00000001 [ 1336.848721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.848801][ T32] Exception stack(0xeb0a9fb0 to 0xeb0a9ff8) [ 1336.848858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.848976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.849048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.849113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.849159][ T32] r4:8533d580 [ 1336.849882][ T32] INFO: task kworker/0:216:4702 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.849977][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.850098][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.850194][ T32] Call trace: [ 1336.850260][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.850369][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.850445][ T32] r4:00000000 [ 1336.850601][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.850704][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.850778][ T32] dd20: cb2d5000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.850844][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.850896][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.850989][ T32] r5:80050013 r4:80239bb0 [ 1336.851038][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.851132][ T32] r4:82ac21e4 [ 1336.851177][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.851391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.851443][ T32] r4:e04bddc0 [ 1336.851513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.851640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.851705][ T32] r4:00000000 [ 1336.851747][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.851874][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.851952][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.852042][ T32] r5:00001000 r4:ed727000 [ 1336.852106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.852193][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.852278][ T32] r5:85ef678c r4:85ef6400 [ 1336.852317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.852411][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.852454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.876659][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.876746][ T32] r4:849ffe00 [ 1336.876793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.876924][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.877022][ T32] r4:00000001 [ 1336.877073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.877152][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.877244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.877329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.877391][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.877453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.877499][ T32] r4:84b392c0 [ 1336.877641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.877703][ T32] INFO: task kworker/0:217:4703 blocked for more than 463 seconds. [ 1336.877782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.877837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.877913][ T32] task:kworker/0:217 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.878024][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.878112][ T32] Call trace: [ 1336.878173][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.878342][ T32] r10:8291a684 r9:eb1a9d84 r8:00000002 r7:60000013 r6:eb1a9d8c r5:852b3c00 [ 1336.878400][ T32] r4:852b3c00 [ 1336.878441][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.878557][ T32] r5:852b3c00 r4:8291a680 [ 1336.878611][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.878759][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.878874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1336.878993][ T32] r4:00000000 [ 1336.879080][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.879158][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.879326][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.879422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533da00 [ 1336.879498][ T32] r4:00000000 [ 1336.879547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.879660][ T32] r9:83018005 r8:852b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 4 printk messages dropped ** [ 1336.880185][ T32] r5:852c238c r4:852c2000 [ 1336.880226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.880317][ T32] r7:dddced80 r6:83018000 r5:852c238c r4:8534e880 [ 1336.880358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.880451][ T32] r10:61c88647 r9:852b3c00 r8:8534e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.880495][ T32] r4:8534e880 ** 2 printk messages dropped ** [ 1336.880761][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.880993][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.881352][ T32] r4:8533d580 ** 2 printk messages dropped ** [ 1336.882374][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1336.903129][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1336.903477][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1336.903667][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 2 printk messages dropped ** [ 1336.903895][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1336.904176][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1336.904398][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.904554][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 6 printk messages dropped ** [ 1336.905267][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1336.905701][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.905754][ T32] r4:00000001 [ 1336.905801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.905904][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.905979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.906077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.906147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.906274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.906328][ T32] r4:84b392c0 [ 1336.906373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.906460][ T32] INFO: task kworker/0:218:4706 blocked for more than 463 seconds. [ 1336.906527][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.906577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.906620][ T32] task:kworker/0:218 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.906722][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.906805][ T32] Call trace: [ 1336.906863][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.906975][ T32] r10:8291a684 r9:eb1b1d84 r8:00000002 r7:60000013 r6:eb1b1d8c r5:852b5400 [ 1336.907070][ T32] r4:852b5400 [ 1336.907132][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.907221][ T32] r5:852b5400 r4:8291a680 [ 1336.907290][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.907375][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.907489][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b1e08 [ 1336.907539][ T32] r4:00000000 [ 1336.907577][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.907652][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.907727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.907815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533dcc0 [ 1336.907859][ T32] r4:00000000 [ 1336.907897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.908009][ T32] r9:83018005 r8:852b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1336.908076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.908166][ T32] r5:00001000 r4:eae27000 [ 1336.908205][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.908292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.908376][ T32] r5:852c2b8c r4:852c2800 [ 1336.908414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.908504][ T32] r7:dddced80 r6:83018000 r5:852c2b8c r4:8534e980 [ 1336.908544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.908657][ T32] r10:61c88647 r9:852b5400 r8:8534e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.908707][ T32] r4:8534e980 [ 1336.908745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.908893][ T32] r10:00000000 r9:8534e980 r8:80287e08 r7:eb1a5e60 r6:8534ea80 r5:852b5400 [ 1336.908962][ T32] r4:00000001 [ 1336.909005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.909122][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) [ 1336.909182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.909241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.909293][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.909436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.909494][ T32] r4:8533dac0 [ 1336.910243][ T32] INFO: task kworker/0:218:4706 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.910328][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.910439][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.910619][ T32] Call trace: [ 1336.910681][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.910787][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.910835][ T32] r4:00000000 [ 1336.910874][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.910967][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.911121][ T32] dd20: cb814000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.911223][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.911284][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.911336][ T32] r5:80050013 r4:80239bb0 [ 1336.911384][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.911472][ T32] r4:82ac21e4 [ 1336.911512][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.911692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.911746][ T32] r4:e04bddc0 [ 1336.911788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.911876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.911928][ T32] r4:00000000 [ 1336.911969][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.912060][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.912103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.912187][ T32] r5:00001000 r4:ed727000 [ 1336.912226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.912305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.912388][ T32] r5:85ef678c r4:85ef6400 [ 1336.912428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.933358][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.933538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.933693][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.933761][ T32] r4:849ffe00 [ 1336.933824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.933933][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.933979][ T32] r4:00000001 [ 1336.934018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.934095][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.934155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.934212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.934265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.934323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.934366][ T32] r4:84b392c0 [ 1336.934453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.934599][ T32] INFO: task kworker/0:219:4708 blocked for more than 463 seconds. [ 1336.934718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.934781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.934922][ T32] task:kworker/0:219 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.935069][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.935231][ T32] Call trace: ** 1 printk messages dropped ** [ 1336.935484][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:852b6000 ** 4 printk messages dropped ** [ 1336.935883][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.936263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1336.936608][ T32] r9:83018005 r8:852b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1336.936680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.936799][ T32] r5:00001000 r4:eae39000 [ 1336.936886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.936985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.937070][ T32] r5:852c2f8c r4:852c2c00 [ 1336.937109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.937199][ T32] r7:dddced80 r6:83018000 r5:852c2f8c r4:8534eb00 [ 1336.937238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.937330][ T32] r10:61c88647 r9:852b6000 r8:8534eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.937372][ T32] r4:8534eb00 [ 1336.937410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.937500][ T32] r10:00000000 r9:8534eb00 r8:80287e08 r7:eb1b1e60 r6:8534eb80 r5:852b6000 [ 1336.937542][ T32] r4:00000001 [ 1336.937611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.937694][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1336.937752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.937832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.937926][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.937992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.938036][ T32] r4:8533dc80 [ 1336.938860][ T32] INFO: task kworker/0:219:4708 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.938976][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.939098][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.939266][ T32] Call trace: [ 1336.939330][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.939435][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.939505][ T32] r4:00000000 [ 1336.939620][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.939736][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.939898][ T32] dd20: cba43000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.939974][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.940028][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.940077][ T32] r5:80050013 r4:80239bb0 [ 1336.940117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.940231][ T32] r4:82ac21e4 [ 1336.940284][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.940405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.940487][ T32] r4:e04bddc0 [ 1336.940533][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.940682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.940798][ T32] r4:00000000 [ 1336.940843][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.940960][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.941007][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.941098][ T32] r5:00001000 r4:ed727000 [ 1336.941140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.941220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.941302][ T32] r5:85ef678c r4:85ef6400 [ 1336.941373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.941486][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.941586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.941696][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.941771][ T32] r4:849ffe00 [ 1336.941863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.941966][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.942020][ T32] r4:00000001 [ 1336.942058][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.942143][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.942203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.942293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.942370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.942456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.963297][ T32] r4:84b392c0 [ 1336.963438][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.963520][ T32] INFO: task kworker/0:220:4711 blocked for more than 463 seconds. [ 1336.963620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.963805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.963855][ T32] task:kworker/0:220 state:D stack:0 pid:4711 tgid:4711 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.963968][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.964101][ T32] Call trace: [ 1336.964181][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.964292][ T32] r10:8291a684 r9:eb1b9d84 r8:00000002 r7:60000113 r6:eb1b9d8c r5:852b6c00 [ 1336.964341][ T32] r4:852b6c00 [ 1336.964382][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.964468][ T32] r5:852b6c00 r4:8291a680 [ 1336.964510][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.964660][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.964760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1336.964806][ T32] r4:00000000 [ 1336.964845][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.964917][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.964993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.965114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533df40 [ 1336.965170][ T32] r4:00000000 [ 1336.965216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.965317][ T32] r9:83018005 r8:852b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1336.965392][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.965484][ T32] r5:00001000 r4:eae55000 [ 1336.965526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.965604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.965698][ T32] r5:852c338c r4:852c3000 [ 1336.965738][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.965900][ T32] r7:dddced80 r6:83018000 r5:852c338c r4:8534ec00 [ 1336.965978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.966082][ T32] r10:61c88647 r9:852b6c00 r8:8534ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.966127][ T32] r4:8534ec00 [ 1336.966168][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.966261][ T32] r10:00000000 r9:8534ec00 r8:80287e08 r7:eb1ade60 r6:8534ed00 r5:852b6c00 [ 1336.966304][ T32] r4:00000001 [ 1336.966375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.966457][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1336.966514][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.966572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.966642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.966706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.966749][ T32] r4:8533dd80 [ 1336.967511][ T32] INFO: task kworker/0:220:4711 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.967586][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.967732][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.967817][ T32] Call trace: [ 1336.967874][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.968079][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.968132][ T32] r4:00000000 [ 1336.968175][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.968262][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.968352][ T32] dd20: cbcf8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.968423][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.968536][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.968595][ T32] r5:80050013 r4:80239bb0 [ 1336.968679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.968773][ T32] r4:82ac21e4 [ 1336.968814][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.968909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.968958][ T32] r4:e04bddc0 [ 1336.968998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.969089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.969134][ T32] r4:00000000 [ 1336.969179][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.969285][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.969331][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.969416][ T32] r5:00001000 r4:ed727000 [ 1336.969477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.969585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.969696][ T32] r5:85ef678c r4:85ef6400 [ 1336.969750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.969857][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.969913][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.970035][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.970086][ T32] r4:849ffe00 [ 1336.970170][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.970287][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.970336][ T32] r4:00000001 [ 1336.970376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.970458][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.970517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.970583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.970652][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.970720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.970775][ T32] r4:84b392c0 [ 1336.970823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.970877][ T32] INFO: task kworker/0:221:4712 blocked for more than 463 seconds. [ 1336.970938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.970991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.971035][ T32] task:kworker/0:221 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.971154][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.971274][ T32] Call trace: [ 1336.971462][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.971566][ T32] r10:8291a684 r9:eb1c9d84 r8:00000002 r7:60000013 r6:eb1c9d8c r5:852fa400 [ 1336.971615][ T32] r4:852fa400 [ 1336.971667][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.971760][ T32] r5:852fa400 r4:8291a680 [ 1336.971804][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.971909][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.972037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c9e08 [ 1336.972145][ T32] r4:00000000 [ 1336.972196][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1336.972277][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1336.972357][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.972451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c040 [ 1336.993356][ T32] r4:00000000 [ 1336.993438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.993573][ T32] r9:83018005 r8:852fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1336.993617][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.993719][ T32] r5:00001000 r4:eaf1d000 [ 1336.993759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.993838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.993927][ T32] r5:852c378c r4:852c3400 [ 1336.993968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.994073][ T32] r7:dddced80 r6:83018000 r5:852c378c r4:8534ea00 [ 1336.994121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.994245][ T32] r10:61c88647 r9:852fa400 r8:8534ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.994314][ T32] r4:8534ea00 [ 1336.994362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.994462][ T32] r10:00000000 r9:8534ea00 r8:80287e08 r7:eb1b9e60 r6:8533f980 r5:852fa400 [ 1336.994521][ T32] r4:00000001 [ 1336.994566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.994678][ T32] Exception stack(0xeb1c9fb0 to 0xeb1c9ff8) [ 1336.994747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.994807][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.994865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.994937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.995002][ T32] r4:8533dd80 [ 1336.995776][ T32] INFO: task kworker/0:221:4712 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1336.995869][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.996010][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.996104][ T32] Call trace: [ 1336.996165][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1336.996272][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1336.996337][ T32] r4:00000000 [ 1336.996383][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.996464][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1336.996526][ T32] dd20: cbd60000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1336.996586][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1336.996666][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1336.996719][ T32] r5:80050013 r4:80239bb0 [ 1336.996783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.996873][ T32] r4:82ac21e4 [ 1336.996915][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.997006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1336.997050][ T32] r4:e04bddc0 [ 1336.997103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1336.997197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1336.997257][ T32] r4:00000000 [ 1336.997305][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1336.997399][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1336.997456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.997545][ T32] r5:00001000 r4:ed727000 [ 1336.997586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.997701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.997811][ T32] r5:85ef678c r4:85ef6400 [ 1336.997863][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.997966][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1336.998044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.998149][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.998210][ T32] r4:849ffe00 [ 1336.998254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.998350][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1336.998409][ T32] r4:00000001 [ 1336.998452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.998526][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1336.998595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.998678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.998738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.998798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.998842][ T32] r4:84b392c0 [ 1336.998898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.998974][ T32] INFO: task kworker/0:222:4715 blocked for more than 463 seconds. [ 1336.999057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.999120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.999177][ T32] task:kworker/0:222 state:D stack:0 pid:4715 tgid:4715 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.999271][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.999350][ T32] Call trace: [ 1336.999410][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1336.999505][ T32] r10:8291a684 r9:eb1d1d84 r8:00000002 r7:60000113 r6:eb1d1d8c r5:852f5400 [ 1336.999553][ T32] r4:852f5400 [ 1336.999620][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1336.999737][ T32] r5:852f5400 r4:8291a680 [ 1336.999784][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.999900][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.000010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1337.000062][ T32] r4:00000000 [ 1337.000123][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.000209][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.000288][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.000381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c180 [ 1337.000431][ T32] r4:00000000 [ 1337.000474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.000566][ T32] r9:83018005 r8:852f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1337.000616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.000750][ T32] r5:00001000 r4:eaf51000 [ 1337.000820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.000916][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.001008][ T32] r5:852c3b8c r4:852c3800 [ 1337.001054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.001155][ T32] r7:dddced80 r6:83018000 r5:852c3b8c r4:8534ec80 [ 1337.001223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.001331][ T32] r10:61c88647 r9:852f5400 r8:8534ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.001381][ T32] r4:8534ec80 [ 1337.001426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.001534][ T32] r10:00000000 r9:8534ec80 r8:80287e08 r7:eb1c9e60 r6:8533fa00 r5:852f5400 [ 1337.001582][ T32] r4:00000001 [ 1337.001661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.001760][ T32] Exception stack(0xeb1d1fb0 to 0xeb1d1ff8) [ 1337.001818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.001899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.001967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.002031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.002077][ T32] r4:8532c000 [ 1337.036095][ T32] INFO: task kworker/0:222:4715 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.036298][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.036504][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.036712][ T32] Call trace: [ 1337.036811][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.036933][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.036997][ T32] r4:00000000 [ 1337.037068][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.037159][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.037223][ T32] dd20: cc237000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.037338][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.037425][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.037482][ T32] r5:80050013 r4:80239bb0 [ 1337.037523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.037611][ T32] r4:82ac21e4 [ 1337.037657][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.037749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.037792][ T32] r4:e04bddc0 [ 1337.037831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.037920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.037965][ T32] r4:00000000 [ 1337.038021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.038123][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.038168][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.038252][ T32] r5:00001000 r4:ed727000 [ 1337.038292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.038369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.038454][ T32] r5:85ef678c r4:85ef6400 [ 1337.038503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.038617][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.038671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.038783][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.038832][ T32] r4:849ffe00 [ 1337.038871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.038990][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.039042][ T32] r4:00000001 [ 1337.039081][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.039155][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.039224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.039305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.039364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.039424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.039482][ T32] r4:84b392c0 [ 1337.039559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.039646][ T32] INFO: task kworker/0:223:4717 blocked for more than 463 seconds. [ 1337.039729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.039803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.039855][ T32] task:kworker/0:223 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.039971][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.040062][ T32] Call trace: [ 1337.040146][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.040246][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:852fe000 [ 1337.040292][ T32] r4:852fe000 [ 1337.040362][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.040455][ T32] r5:852fe000 r4:8291a680 [ 1337.040510][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.040600][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.040726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d9e08 [ 1337.040789][ T32] r4:00000000 [ 1337.040876][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.040966][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.041038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.041121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c2c0 [ 1337.041169][ T32] r4:00000000 [ 1337.041223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.041318][ T32] r9:83018005 r8:852fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1337.041364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.041448][ T32] r5:00001000 r4:eaf79000 [ 1337.041489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.041675][ T32] r5:852c3f8c r4:852c3c00 [ 1337.041728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.041961][ T32] r10:61c88647 r9:852fe000 r8:8534ee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.042029][ T32] r4:8534ee00 [ 1337.042091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.042188][ T32] r10:00000000 r9:8534ee00 r8:80287e08 r7:eb1d1e60 r6:8533fa80 r5:852fe000 [ 1337.042232][ T32] r4:00000001 [ 1337.042270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.042344][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) [ 1337.042442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.053387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.053469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.053537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.053583][ T32] r4:8532c0c0 [ 1337.054347][ T32] INFO: task kworker/0:223:4717 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.054423][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.054593][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.054714][ T32] Call trace: [ 1337.054780][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.054889][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.054937][ T32] r4:00000000 [ 1337.054997][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.055086][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.055148][ T32] dd20: cc237000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.055209][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.055262][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.055315][ T32] r5:80050013 r4:80239bb0 [ 1337.055377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.055496][ T32] r4:82ac21e4 [ 1337.055561][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.055664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.055726][ T32] r4:e04bddc0 [ 1337.055769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.055858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.055905][ T32] r4:00000000 [ 1337.055946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.056042][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.056087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.056198][ T32] r5:00001000 r4:ed727000 [ 1337.056268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.056362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.056450][ T32] r5:85ef678c r4:85ef6400 [ 1337.056491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.056603][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.056682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.056807][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.056860][ T32] r4:849ffe00 [ 1337.056912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.057013][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.057061][ T32] r4:00000001 [ 1337.057113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.057206][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.057266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.057327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.057382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.057441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.057488][ T32] r4:84b392c0 [ 1337.057560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.057640][ T32] INFO: task kworker/0:224:4718 blocked for more than 463 seconds. [ 1337.057735][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.057824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.057874][ T32] task:kworker/0:224 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.057971][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.058057][ T32] Call trace: [ 1337.058121][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.058221][ T32] r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:852fec00 [ 1337.058266][ T32] r4:852fec00 [ 1337.058308][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.058395][ T32] r5:852fec00 r4:8291a680 [ 1337.058433][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.058530][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.058642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1337.058744][ T32] r4:00000000 [ 1337.058790][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.058878][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.058958][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.059045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c480 [ 1337.059089][ T32] r4:00000000 [ 1337.059131][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.059223][ T32] r9:83018005 r8:852fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.059264][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.059348][ T32] r5:00001000 r4:eaf8b000 [ 1337.059387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.059481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.059596][ T32] r5:852cc38c r4:852cc000 [ 1337.059677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.059787][ T32] r7:dddced80 r6:83018000 r5:852cc38c r4:8534ef00 [ 1337.059836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.059964][ T32] r10:61c88647 r9:852fec00 r8:8534ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.060034][ T32] r4:8534ef00 [ 1337.060079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.060176][ T32] r10:00000000 r9:8534ef00 r8:80287e08 r7:eb1d9e60 r6:8533fb00 r5:852fec00 [ 1337.060221][ T32] r4:00000001 [ 1337.060258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.060330][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1337.060386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.060466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.060534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.060598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.060671][ T32] r4:8532c0c0 [ 1337.061147][ T32] INFO: task kworker/0:224:4718 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.061216][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1337.061576][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1337.061953][ T32] dd20: cc237000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1337.062262][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.093088][ T32] r4:e04bddc0 [ 1337.093255][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.093395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.093464][ T32] r4:00000000 [ 1337.093518][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.093651][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.093707][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.093803][ T32] r5:00001000 r4:ed727000 [ 1337.093864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.093953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.094040][ T32] r5:85ef678c r4:85ef6400 [ 1337.094111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.094226][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.094274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.094420][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.094471][ T32] r4:849ffe00 [ 1337.094511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.094622][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.094676][ T32] r4:00000001 [ 1337.094730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.094822][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.094909][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.094982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.095067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.095150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.095273][ T32] r4:84b392c0 [ 1337.095323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.095377][ T32] INFO: task kworker/0:225:4719 blocked for more than 463 seconds. [ 1337.095437][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.095502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.095551][ T32] task:kworker/0:225 state:D stack:0 pid:4719 tgid:4719 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.095664][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.095749][ T32] Call trace: [ 1337.095824][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.095935][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:852fbc00 [ 1337.095984][ T32] r4:852fbc00 [ 1337.096023][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.096111][ T32] r5:852fbc00 r4:8291a680 [ 1337.096151][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.096229][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.096316][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1337.096361][ T32] r4:00000000 [ 1337.096416][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.096495][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.096569][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.096687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c800 [ 1337.096753][ T32] r4:00000000 [ 1337.096826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.096956][ T32] r9:83018005 r8:852fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1337.097008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.097123][ T32] r5:00001000 r4:eafd1000 [ 1337.097169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.097249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.097333][ T32] r5:852ccf8c r4:852ccc00 [ 1337.097371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.097478][ T32] r7:dddced80 r6:83018000 r5:852ccf8c r4:8534ee80 [ 1337.097524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.097619][ T32] r10:61c88647 r9:852fbc00 r8:8534eeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.097671][ T32] r4:8534ee80 [ 1337.097710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.097838][ T32] r10:00000000 r9:8534ee80 r8:80287e08 r7:eb1dde60 r6:8533fb80 r5:852fbc00 [ 1337.097890][ T32] r4:00000001 [ 1337.097954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.098049][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1337.098107][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.098166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.098223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.098305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.098363][ T32] r4:8532c0c0 [ 1337.099144][ T32] INFO: task kworker/0:225:4719 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.099248][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.099451][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.099545][ T32] Call trace: [ 1337.099622][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.099783][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.099856][ T32] r4:00000000 [ 1337.099905][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.099989][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.100048][ T32] dd20: cc4b4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.100126][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.100184][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.100237][ T32] r5:80050013 r4:80239bb0 [ 1337.100277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.100362][ T32] r4:82ac21e4 [ 1337.100402][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.100488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.100531][ T32] r4:e04bddc0 [ 1337.100571][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.100690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.100770][ T32] r4:00000000 [ 1337.100834][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.100946][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.101036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.101161][ T32] r5:00001000 r4:ed727000 [ 1337.101218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.101321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.101419][ T32] r5:85ef678c r4:85ef6400 [ 1337.101461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.101554][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.101595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.101696][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.101741][ T32] r4:849ffe00 [ 1337.101779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.101873][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.101920][ T32] r4:00000001 [ 1337.101961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.102037][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.102091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.102163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.102286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.102364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.102445][ T32] r4:84b392c0 [ 1337.125805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.125960][ T32] INFO: task kworker/0:226:4721 blocked for more than 463 seconds. [ 1337.126077][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.126142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.126190][ T32] task:kworker/0:226 state:D stack:0 pid:4721 tgid:4721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.126323][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.126449][ T32] Call trace: [ 1337.126560][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.126723][ T32] r10:8291a684 r9:eb1e9d84 r8:00000002 r7:60000113 r6:eb1e9d8c r5:85300c00 [ 1337.126786][ T32] r4:85300c00 [ 1337.126825][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.126928][ T32] r5:85300c00 r4:8291a680 [ 1337.126968][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.127060][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.127172][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 [ 1337.127249][ T32] r4:00000000 [ 1337.127343][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.127426][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.127532][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.127667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c500 [ 1337.127741][ T32] r4:00000000 [ 1337.127795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.127931][ T32] r9:83018005 r8:85300c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1337.127995][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.128090][ T32] r5:00001000 r4:eaf95000 [ 1337.128130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.128208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.128308][ T32] r5:852cc78c r4:852cc400 [ 1337.128347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.128442][ T32] r7:dddced80 r6:83018000 r5:852cc78c r4:84b41000 [ 1337.128484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.128576][ T32] r10:61c88647 r9:85300c00 r8:84b4102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.128620][ T32] r4:84b41000 [ 1337.128748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.128851][ T32] r10:00000000 r9:84b41000 r8:80287e08 r7:eb1e1e60 r6:8533fc00 r5:85300c00 [ 1337.128897][ T32] r4:00000001 [ 1337.128938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.129015][ T32] Exception stack(0xeb1e9fb0 to 0xeb1e9ff8) [ 1337.129071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.129131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.129201][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.129267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.129310][ T32] r4:8532c440 [ 1337.130064][ T32] INFO: task kworker/0:226:4721 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.130148][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.130291][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.130392][ T32] Call trace: [ 1337.130455][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.130557][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.130601][ T32] r4:00000000 [ 1337.130662][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.130776][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.130904][ T32] dd20: cc6c1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.130974][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.131030][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.131107][ T32] r5:80050013 r4:80239bb0 [ 1337.131154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.131239][ T32] r4:82ac21e4 [ 1337.131278][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.131381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.131452][ T32] r4:e04bddc0 [ 1337.131515][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.131621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.131677][ T32] r4:00000000 [ 1337.131746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.131856][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.131901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.132067][ T32] r5:00001000 r4:ed727000 [ 1337.132115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.132210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.132314][ T32] r5:85ef678c r4:85ef6400 [ 1337.132391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.155300][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.155431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.155564][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.155605][ T32] r4:849ffe00 [ 1337.155654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.155745][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.155783][ T32] r4:00000001 [ 1337.155823][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.155889][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.155941][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.156004][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.156067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.156123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.156162][ T32] r4:84b392c0 [ 1337.156201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.156269][ T32] INFO: task kworker/0:227:4724 blocked for more than 463 seconds. [ 1337.156369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.156416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.156454][ T32] task:kworker/0:227 state:D stack:0 pid:4724 tgid:4724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.156550][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.156648][ T32] Call trace: [ 1337.156715][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.156815][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:85300000 [ 1337.156869][ T32] r4:85300000 [ 1337.156906][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.157014][ T32] r5:85300000 r4:8291a680 [ 1337.157050][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.157121][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.157225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1337.157267][ T32] r4:00000000 [ 1337.157299][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.157360][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.157425][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.157499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c6c0 [ 1337.157536][ T32] r4:00000000 [ 1337.157570][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.157653][ T32] r9:83018005 r8:85300000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1337.157688][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.157761][ T32] r5:00001000 r4:eafa3000 [ 1337.157846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.157922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.157997][ T32] r5:852ccb8c r4:852cc800 [ 1337.158060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.158148][ T32] r7:dddced80 r6:83018000 r5:852ccb8c r4:84b41080 [ 1337.158204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.158326][ T32] r10:61c88647 r9:85300000 r8:84b410ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.158414][ T32] r4:84b41080 [ 1337.158480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.158588][ T32] r10:00000000 r9:84b41080 r8:80287e08 r7:eb1e1e60 r6:8533fc80 r5:85300000 [ 1337.158664][ T32] r4:00000001 [ 1337.158721][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.158824][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1337.158891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.158956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.159102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.159180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.159234][ T32] r4:8532c540 [ 1337.160004][ T32] INFO: task kworker/0:227:4724 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.160096][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.160268][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.160359][ T32] Call trace: [ 1337.160419][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.160520][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.160570][ T32] r4:00000000 [ 1337.160613][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.160747][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.160825][ T32] dd20: cc96f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.160895][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.160957][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.161023][ T32] r5:80050013 r4:80239bb0 [ 1337.161070][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.161171][ T32] r4:82ac21e4 [ 1337.161218][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.161325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.161384][ T32] r4:e04bddc0 [ 1337.161431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.161551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.161609][ T32] r4:00000000 [ 1337.161669][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.161780][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.161836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.161939][ T32] r5:00001000 r4:ed727000 [ 1337.161998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.162112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.162214][ T32] r5:85ef678c r4:85ef6400 [ 1337.162271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.162377][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.162439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.183023][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.183136][ T32] r4:849ffe00 [ 1337.183177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.183293][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.183358][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.183490][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1337.183816][ T32] r4:84b392c0 ** 3 printk messages dropped ** [ 1337.184032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1337.184329][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.184555][ T32] r4:85301800 [ 1337.184590][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.184685][ T32] r5:85301800 r4:8291a680 [ 1337.184721][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.184839][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.184921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1337.184983][ T32] r4:00000000 [ 1337.185019][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.185080][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.185145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.185221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c940 [ 1337.185302][ T32] r4:00000000 [ 1337.185339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.185444][ T32] r9:83018005 r8:85301800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.185483][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.185560][ T32] r5:00001000 r4:eaff3000 [ 1337.185630][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.185704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.185779][ T32] r5:852cd38c r4:852cd000 [ 1337.185839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.185946][ T32] r7:dddced80 r6:83018000 r5:852cd38c r4:84b41180 [ 1337.185984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.186078][ T32] r10:61c88647 r9:85301800 r8:84b411ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.186135][ T32] r4:84b41180 [ 1337.186171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.186253][ T32] r10:00000000 r9:84b41180 r8:80287e08 r7:eb1e1e60 r6:8533fd00 r5:85301800 [ 1337.186301][ T32] r4:00000001 [ 1337.186337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.186410][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1337.186477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.186530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.186599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.186675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.186715][ T32] r4:8532c900 [ 1337.187398][ T32] INFO: task kworker/0:228:4725 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.187469][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.187580][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.187651][ T32] Call trace: [ 1337.187699][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.187787][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.187833][ T32] r4:00000000 [ 1337.187888][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.187961][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.188012][ T32] dd20: ccbaf000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.188092][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.188160][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.188218][ T32] r5:80050013 r4:80239bb0 [ 1337.188279][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.188388][ T32] r4:82ac21e4 [ 1337.188440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.188548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.188608][ T32] r4:e04bddc0 [ 1337.188676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.188778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.188826][ T32] r4:00000000 [ 1337.188861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.188963][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.189003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.189092][ T32] r5:00001000 r4:ed727000 [ 1337.189131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.189201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.189274][ T32] r5:85ef678c r4:85ef6400 [ 1337.189306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.189388][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.189422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.189504][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.189541][ T32] r4:849ffe00 [ 1337.189575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.189658][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.189708][ T32] r4:00000001 [ 1337.189774][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.189860][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.189927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.189991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.190040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.190092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.190129][ T32] r4:84b392c0 [ 1337.190174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.190217][ T32] INFO: task kworker/0:229:4728 blocked for more than 463 seconds. [ 1337.190262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.190313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.190351][ T32] task:kworker/0:229 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.190425][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.190492][ T32] Call trace: [ 1337.190540][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.190639][ T32] r10:8291a684 r9:eb205d84 r8:00000002 r7:60000113 r6:eb205d8c r5:85302400 [ 1337.190681][ T32] r4:85302400 [ 1337.190738][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.190845][ T32] r5:85302400 r4:8291a680 [ 1337.190884][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.190952][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.191028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb205e08 [ 1337.191076][ T32] r4:00000000 [ 1337.191112][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.191172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1337.191314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532cb80 ** 6 printk messages dropped ** [ 1337.191702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.191775][ T32] r5:852cdb8c r4:852cd800 ** 1 printk messages dropped ** [ 1337.191893][ T32] r7:dddced80 r6:83018000 r5:852cdb8c r4:84b41280 ** 2 printk messages dropped ** [ 1337.192046][ T32] r4:84b41280 ** 3 printk messages dropped ** [ 1337.192256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.214152][ T32] r4:8532c740 ** 2 printk messages dropped ** [ 1337.215151][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.215609][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1337.215921][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.215977][ T32] r5:80050013 r4:80239bb0 [ 1337.216020][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.216116][ T32] r4:82ac21e4 [ 1337.216169][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.216269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.216334][ T32] r4:e04bddc0 [ 1337.216409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.216556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.216640][ T32] r4:00000000 [ 1337.216689][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.216799][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.216849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.216961][ T32] r5:00001000 r4:ed727000 [ 1337.217044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.217143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.217242][ T32] r5:85ef678c r4:85ef6400 [ 1337.217284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.217397][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.217463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.217574][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.217648][ T32] r4:849ffe00 [ 1337.217695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.217808][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.217876][ T32] r4:00000001 [ 1337.217959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.218057][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.218120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.218186][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.218248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.218312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.218363][ T32] r4:84b392c0 [ 1337.218407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.218459][ T32] INFO: task kworker/0:230:4730 blocked for more than 463 seconds. [ 1337.218521][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.218596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.218644][ T32] task:kworker/0:230 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.218759][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.218854][ T32] Call trace: [ 1337.218918][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.219022][ T32] r10:8291a684 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85304800 [ 1337.219073][ T32] r4:85304800 [ 1337.219135][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.219244][ T32] r5:85304800 r4:8291a680 [ 1337.219289][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.219362][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.219440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1337.219477][ T32] r4:00000000 [ 1337.219508][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.219568][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.219644][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.219730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532c880 [ 1337.219790][ T32] r4:00000000 [ 1337.219880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.219966][ T32] r9:83018005 r8:85304800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1337.220002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.220074][ T32] r5:00001000 r4:eafff000 [ 1337.220106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.220172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.220268][ T32] r5:852cd78c r4:852cd400 [ 1337.220303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.220406][ T32] r7:dddced80 r6:83018000 r5:852cd78c r4:84b41300 [ 1337.220444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.220526][ T32] r10:61c88647 r9:85304800 r8:84b4132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.220564][ T32] r4:84b41300 [ 1337.220597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.220716][ T32] r10:00000000 r9:84b41300 r8:80287e08 r7:eb205e60 r6:8533fe00 r5:85304800 [ 1337.220781][ T32] r4:00000001 [ 1337.220837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.220924][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1337.220994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.221046][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.221092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.221142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.221208][ T32] r4:8532cc80 [ 1337.221601][ T32] INFO: task kworker/0:230:4730 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.221673][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.221767][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.221846][ T32] Call trace: [ 1337.221914][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.222007][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.222058][ T32] r4:00000000 [ 1337.222094][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.222161][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.222240][ T32] dd20: ccf54000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.222294][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.222351][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.222404][ T32] r5:80050013 r4:80239bb0 [ 1337.253040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.253254][ T32] r4:82ac21e4 [ 1337.253297][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.253377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.253439][ T32] r4:e04bddc0 [ 1337.253476][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.253554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.253592][ T32] r4:00000000 [ 1337.253625][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.253706][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.253741][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.253825][ T32] r5:00001000 r4:ed727000 [ 1337.253860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.253928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.254024][ T32] r5:85ef678c r4:85ef6400 [ 1337.254075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.254186][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.254223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.254308][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.254344][ T32] r4:849ffe00 [ 1337.254376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.254477][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.254530][ T32] r4:00000001 [ 1337.254565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.254631][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.254682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.254732][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.254777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.254867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1337.255102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1337.255429][ T32] Call trace: ** 3 printk messages dropped ** [ 1337.255662][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1337.255865][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.255941][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb215e08 [ 1337.255977][ T32] r4:00000000 [ 1337.256009][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.256067][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.256127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.256224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ce80 [ 1337.256264][ T32] r4:00000000 [ 1337.256297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.256376][ T32] r9:83018005 r8:85303c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1337.256431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.256508][ T32] r5:00001000 r4:eb049000 [ 1337.256540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.256664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.256747][ T32] r5:852ce38c r4:852ce000 [ 1337.256780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.256868][ T32] r7:dddced80 r6:83018000 r5:852ce38c r4:84b41100 [ 1337.256903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.257009][ T32] r10:61c88647 r9:85303c00 r8:84b4112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.257051][ T32] r4:84b41100 [ 1337.257093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.257190][ T32] r10:00000000 r9:84b41100 r8:80287e08 r7:eb205e60 r6:8533fe80 r5:85303c00 [ 1337.257229][ T32] r4:00000001 [ 1337.257260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.257355][ T32] Exception stack(0xeb215fb0 to 0xeb215ff8) [ 1337.257428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.257490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.257539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.257593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.257659][ T32] r4:8532c740 [ 1337.258369][ T32] INFO: task kworker/0:231:4732 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.258466][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.258620][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.258741][ T32] Call trace: [ 1337.258841][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.258939][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.259006][ T32] r4:00000000 [ 1337.259043][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.259139][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.259192][ T32] dd20: cd524000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.259243][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.259286][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.259327][ T32] r5:80050013 r4:80239bb0 [ 1337.259359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.259452][ T32] r4:82ac21e4 [ 1337.259498][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.259579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.259617][ T32] r4:e04bddc0 [ 1337.259672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.259772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.259820][ T32] r4:00000000 [ 1337.259875][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.259963][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.259999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.260072][ T32] r5:00001000 r4:ed727000 [ 1337.260126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.260199][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.260273][ T32] r5:85ef678c r4:85ef6400 [ 1337.260332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.260418][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.260475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.260607][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.260675][ T32] r4:849ffe00 [ 1337.260711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.260803][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.260843][ T32] r4:00000001 [ 1337.260876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.260941][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.260987][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.261037][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.261083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.261137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.261185][ T32] r4:84b392c0 [ 1337.261222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.261262][ T32] INFO: task kworker/0:232:4734 blocked for more than 463 seconds. [ 1337.261322][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.261401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.261467][ T32] task:kworker/0:232 state:D stack:0 pid:4734 tgid:4734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.261545][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.261616][ T32] Call trace: [ 1337.261709][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.261799][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:85306000 [ 1337.261860][ T32] r4:85306000 [ 1337.261898][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.261974][ T32] r5:85306000 r4:8291a680 [ 1337.262017][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.262116][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.262229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1337.262280][ T32] r4:00000000 [ 1337.262312][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.262373][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.262465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.283618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532cd00 [ 1337.283733][ T32] r4:00000000 [ 1337.283789][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.283916][ T32] r9:83018005 r8:85306000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1337.283975][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.284060][ T32] r5:00001000 r4:eb037000 [ 1337.284095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.284162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.284234][ T32] r5:852cdf8c r4:852cdc00 [ 1337.284302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.284391][ T32] r7:dddced80 r6:83018000 r5:852cdf8c r4:84b41380 [ 1337.284425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.284530][ T32] r10:61c88647 r9:85306000 r8:84b413ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.284573][ T32] r4:84b41380 [ 1337.284607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.284710][ T32] r10:00000000 r9:84b41380 r8:80287e08 r7:eb215e60 r6:8533ff00 r5:85306000 [ 1337.284769][ T32] r4:00000001 [ 1337.284833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.284905][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1337.284980][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.285035][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.285080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.285130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.285167][ T32] r4:8532cac0 [ 1337.285867][ T32] INFO: task kworker/0:232:4734 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.285961][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.286132][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.286248][ T32] Call trace: [ 1337.286302][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.286423][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.286467][ T32] r4:00000000 [ 1337.286511][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.286596][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.286646][ T32] dd20: cd5f1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.286696][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.286741][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.286797][ T32] r5:80050013 r4:80239bb0 [ 1337.286841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.286912][ T32] r4:82ac21e4 [ 1337.286956][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.287036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.287074][ T32] r4:e04bddc0 [ 1337.287105][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.287179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.287236][ T32] r4:00000000 [ 1337.287272][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.287352][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.287386][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.287456][ T32] r5:00001000 r4:ed727000 [ 1337.287531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.287635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.287747][ T32] r5:85ef678c r4:85ef6400 [ 1337.287843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.287944][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.287981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.288108][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.288174][ T32] r4:849ffe00 [ 1337.288218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.288331][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.288425][ T32] r4:00000001 [ 1337.288490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.288581][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.288684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.288766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.288831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.288924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.289001][ T32] r4:84b392c0 [ 1337.289063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.289128][ T32] INFO: task kworker/0:233:4736 blocked for more than 463 seconds. [ 1337.289196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.289276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.289338][ T32] task:kworker/0:233 state:D stack:0 pid:4736 tgid:4736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.289464][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.289559][ T32] Call trace: [ 1337.289624][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.289722][ T32] r10:8291a684 r9:eb225d84 r8:00000002 r7:60000113 r6:eb225d8c r5:85305400 [ 1337.289774][ T32] r4:85305400 [ 1337.289832][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.289925][ T32] r5:85305400 r4:8291a680 [ 1337.289967][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.290050][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.290155][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb225e08 [ 1337.290228][ T32] r4:00000000 [ 1337.290283][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.290360][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.290495][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.290586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f2c40 [ 1337.290629][ T32] r4:00000000 [ 1337.290668][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.290765][ T32] r9:83018005 r8:85305400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1337.290820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.290909][ T32] r5:00001000 r4:eb061000 [ 1337.290952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.291032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.291120][ T32] r5:852ce78c r4:852ce400 [ 1337.291161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.291262][ T32] r7:dddced80 r6:83018000 r5:852ce78c r4:84b41480 [ 1337.291308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.291408][ T32] r10:61c88647 r9:85305400 r8:84b414ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.291484][ T32] r4:84b41480 [ 1337.291563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.291694][ T32] r10:00000000 r9:84b41480 r8:80287e08 r7:eb215e60 r6:8533ff80 r5:85305400 [ 1337.291775][ T32] r4:00000001 [ 1337.291833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.291940][ T32] Exception stack(0xeb225fb0 to 0xeb225ff8) [ 1337.292025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.292091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.292148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.292211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.292258][ T32] r4:8532ccc0 [ 1337.315373][ T32] INFO: task kworker/0:233:4736 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.315519][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.315705][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.315845][ T32] Call trace: [ 1337.315959][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.316081][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.316147][ T32] r4:00000000 [ 1337.316197][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.316272][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.316325][ T32] dd20: cd82a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.316407][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.316456][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.316499][ T32] r5:80050013 r4:80239bb0 [ 1337.316561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.316656][ T32] r4:82ac21e4 [ 1337.316736][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.316825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.316864][ T32] r4:e04bddc0 [ 1337.316921][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.317002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.317040][ T32] r4:00000000 [ 1337.317073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.317167][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.317206][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.317282][ T32] r5:00001000 r4:ed727000 [ 1337.317315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.317382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.317467][ T32] r5:85ef678c r4:85ef6400 [ 1337.317524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.317614][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.317650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.317744][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.317788][ T32] r4:849ffe00 [ 1337.317828][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.317935][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.317999][ T32] r4:00000001 [ 1337.318060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.318128][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.318201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.318282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.318370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.318447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.318501][ T32] r4:84b392c0 [ 1337.318556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.318630][ T32] INFO: task kworker/0:234:4739 blocked for more than 463 seconds. [ 1337.318704][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.318832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.318889][ T32] task:kworker/0:234 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.318986][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.319074][ T32] Call trace: [ 1337.319139][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.319246][ T32] r10:8291a684 r9:eb231d84 r8:00000002 r7:60000113 r6:eb231d8c r5:85306c00 [ 1337.319304][ T32] r4:85306c00 [ 1337.319354][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.319455][ T32] r5:85306c00 r4:8291a680 [ 1337.319501][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.319597][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.319702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb231e08 [ 1337.319789][ T32] r4:00000000 [ 1337.319861][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.319942][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.320037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.320133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532cf00 [ 1337.320218][ T32] r4:00000000 [ 1337.320279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.320377][ T32] r9:83018005 r8:85306c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1337.320423][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.320527][ T32] r5:00001000 r4:eb08f000 [ 1337.320604][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.320720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.320823][ T32] r5:852cef8c r4:852cec00 [ 1337.320873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.320973][ T32] r7:dddced80 r6:83018000 r5:852cef8c r4:84b41500 [ 1337.321039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.321147][ T32] r10:61c88647 r9:85306c00 r8:84b4152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.321197][ T32] r4:84b41500 [ 1337.321257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.321364][ T32] r10:00000000 r9:84b41500 r8:80287e08 r7:eb225e60 r6:84787e00 r5:85306c00 [ 1337.321427][ T32] r4:00000001 [ 1337.321485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.321579][ T32] Exception stack(0xeb231fb0 to 0xeb231ff8) [ 1337.321644][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.321709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.321774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.321847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.321904][ T32] r4:85344480 [ 1337.343162][ T32] INFO: task kworker/0:234:4739 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.343347][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.343497][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.343667][ T32] Call trace: [ 1337.343811][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.343963][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.344052][ T32] r4:00000000 [ 1337.344111][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1337.344290][ T32] dd20: cdbc7000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1337.344923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1337.345254][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.345561][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1337.345973][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1337.346360][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.346409][ T32] r4:00000001 [ 1337.346452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.346534][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.346601][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.346685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.346756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.346843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.346903][ T32] r4:84b392c0 [ 1337.346951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.347010][ T32] INFO: task kworker/0:235:4740 blocked for more than 463 seconds. [ 1337.347120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.347192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.347289][ T32] task:kworker/0:235 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.347402][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.347517][ T32] Call trace: [ 1337.347607][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.347718][ T32] r10:8291a684 r9:eb235d84 r8:00000002 r7:60000113 r6:eb235d8c r5:85308000 [ 1337.347772][ T32] r4:85308000 [ 1337.347826][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.347924][ T32] r5:85308000 r4:8291a680 [ 1337.347972][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.348076][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.348180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb235e08 [ 1337.348236][ T32] r4:00000000 [ 1337.348282][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.348367][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.348454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.348553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85344fc0 [ 1337.348607][ T32] r4:00000000 [ 1337.348677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.348782][ T32] r9:83018005 r8:85308000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1337.348851][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.348954][ T32] r5:00001000 r4:eb075000 [ 1337.348993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.349063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.349136][ T32] r5:852ceb8c r4:852ce800 [ 1337.349169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.349259][ T32] r7:dddced80 r6:83018000 r5:852ceb8c r4:84b41400 [ 1337.349307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.349394][ T32] r10:61c88647 r9:85308000 r8:84b4142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.349432][ T32] r4:84b41400 [ 1337.349475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.349560][ T32] r10:00000000 r9:84b41400 r8:80287e08 r7:eb231e60 r6:84787f00 r5:85308000 [ 1337.349601][ T32] r4:00000001 [ 1337.349634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.349695][ T32] Exception stack(0xeb235fb0 to 0xeb235ff8) [ 1337.349743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.349802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.349884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.349964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.350006][ T32] r4:85344480 [ 1337.350693][ T32] INFO: task kworker/0:235:4740 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.350754][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.350862][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.350968][ T32] Call trace: [ 1337.351034][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.351126][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.351188][ T32] r4:00000000 [ 1337.351226][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.351342][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.351421][ T32] dd20: cdbc7000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.351480][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.351529][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.351598][ T32] r5:80050013 r4:80239bb0 [ 1337.351637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.351725][ T32] r4:82ac21e4 [ 1337.351763][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.351872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.351926][ T32] r4:e04bddc0 [ 1337.352049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.352130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.352169][ T32] r4:00000000 [ 1337.352203][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.352348][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.352412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.381912][ T32] r5:00001000 r4:ed727000 [ 1337.382043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.382170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.382301][ T32] r5:85ef678c r4:85ef6400 [ 1337.382381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.383121][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.383177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.383281][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.383322][ T32] r4:849ffe00 [ 1337.383356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.383440][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.383479][ T32] r4:00000001 [ 1337.383513][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.383582][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.383636][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.383769][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.384087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1337.384426][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.384861][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1337.385148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb23de08 ** 5 printk messages dropped ** [ 1337.385508][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.385704][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.385922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.385999][ T32] r5:852d038c r4:852d0000 [ 1337.386049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.386136][ T32] r7:dddced80 r6:83018000 r5:852d038c r4:84b41580 [ 1337.386174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.386280][ T32] r10:61c88647 r9:85309800 r8:84b415ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.386324][ T32] r4:84b41580 [ 1337.386359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.386441][ T32] r10:00000000 r9:84b41580 r8:80287e08 r7:eb231e60 r6:8514b000 r5:85309800 [ 1337.386503][ T32] r4:00000001 [ 1337.386541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.386608][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) [ 1337.386657][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.386709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.386758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.386838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.386905][ T32] r4:84bc5f80 [ 1337.387653][ T32] INFO: task kworker/0:236:4742 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.387771][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.387884][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.387962][ T32] Call trace: [ 1337.388014][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.388106][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.388151][ T32] r4:00000000 [ 1337.388236][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.388365][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.388447][ T32] dd20: cdfb6000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.388517][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.388618][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.388716][ T32] r5:80050013 r4:80239bb0 [ 1337.388765][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.388869][ T32] r4:82ac21e4 [ 1337.388917][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.389021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.389071][ T32] r4:e04bddc0 [ 1337.389110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.389196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.389241][ T32] r4:00000000 [ 1337.389280][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.389376][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.389425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.389519][ T32] r5:00001000 r4:ed727000 [ 1337.389570][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.389659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.389751][ T32] r5:85ef678c r4:85ef6400 [ 1337.389810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.389913][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.389961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.390070][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.390150][ T32] r4:849ffe00 [ 1337.390214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.390331][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.390384][ T32] r4:00000001 [ 1337.390451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.390560][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.390665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.390766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.390868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.390948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.391005][ T32] r4:84b392c0 [ 1337.391069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.391144][ T32] INFO: task kworker/0:237:4743 blocked for more than 463 seconds. [ 1337.391214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.391291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.391348][ T32] task:kworker/0:237 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.391451][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.391543][ T32] Call trace: [ 1337.391614][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.391747][ T32] r10:8291a684 r9:eb241d84 r8:00000002 r7:60000113 r6:eb241d8c r5:8530a400 [ 1337.391814][ T32] r4:8530a400 [ 1337.391859][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.391947][ T32] r5:8530a400 r4:8291a680 [ 1337.392007][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.392101][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.392205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 [ 1337.392257][ T32] r4:00000000 [ 1337.392297][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.392376][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.392450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.419334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843040 [ 1337.419435][ T32] r4:00000000 [ 1337.419487][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.419638][ T32] r9:83018005 r8:8530a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1337.419701][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.419831][ T32] r5:00001000 r4:eb09f000 [ 1337.419899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.419998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.420096][ T32] r5:852cf38c r4:852cf000 [ 1337.420142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.420269][ T32] r7:dddced80 r6:83018000 r5:852cf38c r4:84b41680 [ 1337.420323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.420431][ T32] r10:61c88647 r9:8530a400 r8:84b416ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.420483][ T32] r4:84b41680 [ 1337.420548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.420683][ T32] r10:00000000 r9:84b41680 r8:80287e08 r7:eb23de60 r6:8514b080 r5:8530a400 [ 1337.420755][ T32] r4:00000001 [ 1337.420818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.420929][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1337.420987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.421039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.421086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.421308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.421351][ T32] r4:84843100 [ 1337.422092][ T32] INFO: task kworker/0:237:4743 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.422165][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.422319][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.422481][ T32] Call trace: [ 1337.436975][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.437114][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.437157][ T32] r4:00000000 [ 1337.437204][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.437283][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.437340][ T32] dd20: ce543000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.437392][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.437436][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.437494][ T32] r5:80050013 r4:80239bb0 [ 1337.437532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.437606][ T32] r4:82ac21e4 [ 1337.437640][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.437776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.437824][ T32] r4:e04bddc0 [ 1337.437859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.437935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.437972][ T32] r4:00000000 [ 1337.438026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.438115][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.438174][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.438281][ T32] r5:00001000 r4:ed727000 [ 1337.438330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.438422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.438534][ T32] r5:85ef678c r4:85ef6400 [ 1337.438583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.438687][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.438727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.438836][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.438892][ T32] r4:849ffe00 [ 1337.438938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.439038][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.439080][ T32] r4:00000001 [ 1337.439124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.439191][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.439237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.439317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.439379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.439435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.439506][ T32] r4:84b392c0 [ 1337.439550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.439615][ T32] INFO: task kworker/0:238:4745 blocked for more than 463 seconds. [ 1337.439670][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.439712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.439761][ T32] task:kworker/0:238 state:D stack:0 pid:4745 tgid:4745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.439871][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.439995][ T32] Call trace: [ 1337.440050][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.440136][ T32] r10:8291a684 r9:eb249d84 r8:00000002 r7:60000013 r6:eb249d8c r5:85308c00 [ 1337.440197][ T32] r4:85308c00 [ 1337.440236][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.440312][ T32] r5:85308c00 r4:8291a680 [ 1337.440367][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.440449][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.440582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb249e08 [ 1337.440663][ T32] r4:00000000 [ 1337.440701][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.440763][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.440831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.440905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848431c0 [ 1337.440942][ T32] r4:00000000 [ 1337.440976][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.441055][ T32] r9:83018005 r8:85308c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1337.441090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.441164][ T32] r5:00001000 r4:eb0b5000 [ 1337.441197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.441264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.441337][ T32] r5:852cf78c r4:852cf400 [ 1337.441369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.441449][ T32] r7:dddced80 r6:83018000 r5:852cf78c r4:84b41700 [ 1337.441483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.441589][ T32] r10:61c88647 r9:85308c00 r8:84b4172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.441631][ T32] r4:84b41700 [ 1337.441665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.441747][ T32] r10:00000000 r9:84b41700 r8:80287e08 r7:eb23de60 r6:8514b100 r5:85308c00 [ 1337.441784][ T32] r4:00000001 [ 1337.441851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.441918][ T32] Exception stack(0xeb249fb0 to 0xeb249ff8) [ 1337.441984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.442039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.442097][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.442151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.442188][ T32] r4:84843000 [ 1337.452975][ T32] INFO: task kworker/0:238:4745 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.453106][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.453366][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.453511][ T32] Call trace: [ 1337.453588][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.453691][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.453731][ T32] r4:00000000 [ 1337.453765][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.453864][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.453921][ T32] dd20: ce543000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.453973][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.454018][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.454070][ T32] r5:80050013 r4:80239bb0 [ 1337.454109][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.454181][ T32] r4:82ac21e4 [ 1337.454213][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1337.454325][ T32] r4:e04bddc0 ** 2 printk messages dropped ** [ 1337.454466][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.454709][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1337.455072][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1337.455409][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 2 printk messages dropped ** [ 1337.455547][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1337.455844][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1337.456001][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1337.456224][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.456499][ T32] r4:8530bc00 [ 1337.456600][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.456737][ T32] r5:8530bc00 r4:8291a680 [ 1337.456784][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.456883][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.456981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb24de08 [ 1337.457031][ T32] r4:00000000 [ 1337.457073][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.457150][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.457251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.457352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848433c0 [ 1337.457452][ T32] r4:00000000 [ 1337.457499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.457597][ T32] r9:83018005 r8:8530bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1337.457724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.457981][ T32] r5:00001000 r4:eb0d7000 [ 1337.458028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.458112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.458220][ T32] r5:852cfb8c r4:852cf800 [ 1337.458268][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.458367][ T32] r7:dddced80 r6:83018000 r5:852cfb8c r4:84b41200 [ 1337.458415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.458515][ T32] r10:61c88647 r9:8530bc00 r8:84b4122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.458606][ T32] r4:84b41200 [ 1337.458665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.458803][ T32] r10:00000000 r9:84b41200 r8:80287e08 r7:eb23de60 r6:8514b180 r5:8530bc00 [ 1337.458859][ T32] r4:00000001 [ 1337.458927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.458994][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1337.459040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.459089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.459138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.459208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.459249][ T32] r4:84843180 [ 1337.459968][ T32] INFO: task kworker/0:239:4747 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.460060][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.460207][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.460330][ T32] Call trace: [ 1337.460442][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.460562][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.460606][ T32] r4:00000000 [ 1337.460657][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.460727][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.460776][ T32] dd20: ce543000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.460885][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.460932][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.460993][ T32] r5:80050013 r4:80239bb0 [ 1337.461082][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.461184][ T32] r4:82ac21e4 [ 1337.461219][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.461296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.461333][ T32] r4:e04bddc0 [ 1337.461375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.461464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.461555][ T32] r4:00000000 [ 1337.461592][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.461675][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.461709][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.461803][ T32] r5:00001000 r4:ed727000 [ 1337.461842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.461911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.462006][ T32] r5:85ef678c r4:85ef6400 [ 1337.462043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.462127][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.462183][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.462270][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.462309][ T32] r4:849ffe00 [ 1337.462340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.462441][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.496012][ T32] r4:00000001 [ 1337.496150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.496280][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.496335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.496387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.496433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.496504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1337.496711][ T32] INFO: task kworker/0:240:4750 blocked for more than 463 seconds. ** 3 printk messages dropped ** [ 1337.496981][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.497342][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1337.497726][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.498128][ T32] r9:83018005 r8:8530c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1337.498548][ T32] r5:852cff8c r4:852cfc00 [ 1337.498622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.498991][ T32] r10:61c88647 r9:8530c800 r8:84b4182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.499051][ T32] r4:84b41800 [ 1337.499097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.499193][ T32] r10:00000000 r9:84b41800 r8:80287e08 r7:eb23de60 r6:8514b200 r5:8530c800 [ 1337.499237][ T32] r4:00000001 [ 1337.499315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.499409][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1337.499496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.499568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.499629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.499751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.499828][ T32] r4:84843180 [ 1337.500584][ T32] INFO: task kworker/0:240:4750 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.500689][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.500801][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.500911][ T32] Call trace: [ 1337.501027][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.501127][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.501166][ T32] r4:00000000 [ 1337.501199][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.501267][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.501328][ T32] dd20: cebc1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.501382][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.501435][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.501479][ T32] r5:80050013 r4:80239bb0 [ 1337.501534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.501625][ T32] r4:82ac21e4 [ 1337.501661][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.501738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.501797][ T32] r4:e04bddc0 [ 1337.501833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.501911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.501948][ T32] r4:00000000 [ 1337.502044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.502154][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.502216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.502294][ T32] r5:00001000 r4:ed727000 [ 1337.502328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.502396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.513212][ T32] r5:85ef678c r4:85ef6400 [ 1337.513325][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.513451][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.513492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.513587][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.513631][ T32] r4:849ffe00 [ 1337.513695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.513857][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.513923][ T32] r4:00000001 [ 1337.513966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.514047][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.514125][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.514197][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.514275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.514346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.514396][ T32] r4:84b392c0 [ 1337.514444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.514500][ T32] INFO: task kworker/1:572:4753 blocked for more than 463 seconds. [ 1337.514560][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.514610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.514672][ T32] task:kworker/1:572 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1337.514899][ T32] Call trace: ** 3 printk messages dropped ** [ 1337.515164][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1337.515559][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.515849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514f6c0 ** 3 printk messages dropped ** [ 1337.516079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.516460][ T32] r5:85273f8c r4:85273c00 [ 1337.516492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.516572][ T32] r7:ddde2d80 r6:83018200 r5:85273f8c r4:8514b380 ** 1 printk messages dropped ** [ 1337.516710][ T32] r10:61c88647 r9:8530ec00 r8:8514b3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.516900][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.517087][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.518401][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.518856][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.519132][ T32] dd20: cebc1000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1337.519441][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.519840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 3 printk messages dropped ** [ 1337.520098][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.520431][ T32] r5:85ef678c r4:85ef6400 [ 1337.520477][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.520577][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.520639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.520770][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.520866][ T32] r4:849ffe00 [ 1337.520914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.521013][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.521060][ T32] r4:00000001 [ 1337.521097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.521183][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.521244][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.521317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.521435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.521509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.521558][ T32] r4:84b392c0 [ 1337.521617][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.521697][ T32] INFO: task kworker/0:241:4754 blocked for more than 463 seconds. [ 1337.521763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.521843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.521923][ T32] task:kworker/0:241 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.522076][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.522186][ T32] Call trace: [ 1337.522241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.522338][ T32] r10:8291a684 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:8530d400 [ 1337.522379][ T32] r4:8530d400 [ 1337.522446][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.559762][ T32] r5:8530d400 r4:8291a680 [ 1337.559838][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559969][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.560065][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1337.560110][ T32] r4:00000000 [ 1337.560143][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.560205][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.560270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.560347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334040 [ 1337.560422][ T32] r4:00000000 [ 1337.560506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.560664][ T32] r9:83018005 r8:8530d400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.560735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.560835][ T32] r5:00001000 r4:e073d000 [ 1337.560885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.560962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.561038][ T32] r5:852d1f8c r4:852d1c00 [ 1337.561072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.561170][ T32] r7:dddced80 r6:83018000 r5:852d1f8c r4:84b41880 [ 1337.561209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.561318][ T32] r10:61c88647 r9:8530d400 r8:84b418ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.561418][ T32] r4:84b41880 [ 1337.561455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.561539][ T32] r10:00000000 r9:84b41880 r8:80287e08 r7:eb23de60 r6:8514b300 r5:8530d400 [ 1337.561579][ T32] r4:00000001 [ 1337.561649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.561720][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1337.561800][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.561856][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.561919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.561974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.562017][ T32] r4:848435c0 [ 1337.565928][ T32] INFO: task kworker/0:241:4754 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.566080][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.566276][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.566427][ T32] Call trace: [ 1337.566484][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.566605][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.566649][ T32] r4:00000000 [ 1337.566685][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.566778][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.566848][ T32] dd20: cf199000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.566930][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.566978][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.567044][ T32] r5:80050013 r4:80239bb0 [ 1337.567080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.567152][ T32] r4:82ac21e4 [ 1337.567185][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.567303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.567361][ T32] r4:e04bddc0 [ 1337.567397][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.567474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.567559][ T32] r4:00000000 [ 1337.567600][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.567688][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.567726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.567832][ T32] r5:00001000 r4:ed727000 [ 1337.567890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.567964][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.568039][ T32] r5:85ef678c r4:85ef6400 [ 1337.568072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.568161][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.568209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.568313][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.568369][ T32] r4:849ffe00 [ 1337.568415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.568526][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.568579][ T32] r4:00000001 [ 1337.568644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.568742][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.568798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.568874][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.568946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.569024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.569088][ T32] r4:84b392c0 [ 1337.569156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.569246][ T32] INFO: task kworker/0:242:4755 blocked for more than 464 seconds. [ 1337.569341][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.569409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.569459][ T32] task:kworker/0:242 state:D stack:0 pid:4755 tgid:4755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.569579][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.569670][ T32] Call trace: [ 1337.569767][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.569896][ T32] r10:8291a684 r9:eb271d84 r8:00000002 r7:60000013 r6:eb271d8c r5:8530b000 [ 1337.569939][ T32] r4:8530b000 ** 1 printk messages dropped ** [ 1337.570086][ T32] r5:8530b000 r4:8291a680 [ 1337.570123][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.570193][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.570292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1337.570334][ T32] r4:00000000 [ 1337.570377][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.570441][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.570529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.570612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843740 [ 1337.570652][ T32] r4:00000000 [ 1337.570685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.570765][ T32] r9:83018005 r8:8530b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1337.570808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.570918][ T32] r5:00001000 r4:eb261000 [ 1337.570957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.571048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.571149][ T32] r5:852d078c r4:852d0400 [ 1337.571185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.571267][ T32] r7:dddced80 r6:83018000 r5:852d078c r4:84b41780 [ 1337.571301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.571405][ T32] r10:61c88647 r9:8530b000 r8:84b417ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.571447][ T32] r4:84b41780 [ 1337.571479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.571607][ T32] r10:00000000 r9:84b41780 r8:80287e08 r7:eb26de60 r6:8514b400 r5:8530b000 [ 1337.571672][ T32] r4:00000001 [ 1337.571730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.571823][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1337.571884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.571937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.571983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.572034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.572096][ T32] r4:848435c0 [ 1337.595930][ T32] INFO: task kworker/0:242:4755 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.596061][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.596201][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.596339][ T32] Call trace: [ 1337.596428][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.596531][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.596574][ T32] r4:00000000 [ 1337.596609][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.596701][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.596754][ T32] dd20: cf556000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.596810][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.596868][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.596932][ T32] r5:80050013 r4:80239bb0 [ 1337.596970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.597044][ T32] r4:82ac21e4 [ 1337.597078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.597153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.597190][ T32] r4:e04bddc0 [ 1337.597222][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.597297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.597333][ T32] r4:00000000 [ 1337.597384][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.597471][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.597506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.597581][ T32] r5:00001000 r4:ed727000 [ 1337.597640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.597714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.597802][ T32] r5:85ef678c r4:85ef6400 [ 1337.597840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.597940][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.597979][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.598064][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.598124][ T32] r4:849ffe00 [ 1337.598162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.598267][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.598338][ T32] r4:00000001 [ 1337.598392][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.598507][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 2 printk messages dropped ** [ 1337.598710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.598989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1337.599198][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.599598][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1337.599897][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.600103][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.600178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84843880 [ 1337.600215][ T32] r4:00000000 [ 1337.600269][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.600352][ T32] r9:83018005 r8:84958000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1337.600387][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.600461][ T32] r5:00001000 r4:eb27b000 [ 1337.600516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.600614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.600719][ T32] r5:852d0b8c r4:852d0800 [ 1337.600753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.600843][ T32] r7:dddced80 r6:83018000 r5:852d0b8c r4:84b41900 [ 1337.600894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.601005][ T32] r10:61c88647 r9:84958000 r8:84b4192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.601100][ T32] r4:84b41900 [ 1337.601162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.601270][ T32] r10:00000000 r9:84b41900 r8:80287e08 r7:eb26de60 r6:84b41980 r5:84958000 [ 1337.601322][ T32] r4:00000001 [ 1337.601367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.601457][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1337.601512][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.601565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.601615][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.601667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.601722][ T32] r4:84843680 [ 1337.602244][ T32] INFO: task kworker/0:243:4757 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.602324][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.602438][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.615682][ T32] Call trace: [ 1337.615769][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.615890][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.615942][ T32] r4:00000000 [ 1337.615979][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.616051][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.616117][ T32] dd20: cf556000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.616172][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.616217][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.616259][ T32] r5:80050013 r4:80239bb0 [ 1337.616302][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.616378][ T32] r4:82ac21e4 [ 1337.616434][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.616538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.616604][ T32] r4:e04bddc0 [ 1337.616655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.616735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.616822][ T32] r4:00000000 [ 1337.616873][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.616971][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.617007][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.617096][ T32] r5:00001000 r4:ed727000 [ 1337.617145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.617218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.617293][ T32] r5:85ef678c r4:85ef6400 [ 1337.617326][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.617408][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.617442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.617525][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.617582][ T32] r4:849ffe00 [ 1337.617642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.617730][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.617768][ T32] r4:00000001 [ 1337.617806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.617868][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.617914][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.617964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.618010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.618061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.618099][ T32] r4:84b392c0 [ 1337.618159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.618220][ T32] INFO: task kworker/0:244:4761 blocked for more than 464 seconds. [ 1337.618301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.618375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.618435][ T32] task:kworker/0:244 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.618536][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.618633][ T32] Call trace: [ 1337.618689][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.618800][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:84959800 [ 1337.618865][ T32] r4:84959800 [ 1337.618902][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.618978][ T32] r5:84959800 r4:8291a680 [ 1337.619010][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.619078][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.619166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 [ 1337.619228][ T32] r4:00000000 [ 1337.619263][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.619325][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.619394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.619502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841abc80 [ 1337.619567][ T32] r4:00000000 [ 1337.619631][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.619736][ T32] r9:83018005 r8:84959800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1337.619859][ T32] r5:00001000 r4:eb2af000 ** 2 printk messages dropped ** [ 1337.620056][ T32] r5:852d0f8c r4:852d0c00 [ 1337.620092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.620332][ T32] r10:61c88647 r9:84959800 r8:84b41a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1337.620519][ T32] r4:00000001 [ 1337.620553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.620616][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 1337.620716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.620771][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.620823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.620875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.620914][ T32] r4:848437c0 [ 1337.621560][ T32] INFO: task kworker/0:244:4761 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.621663][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.621849][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.621921][ T32] Call trace: [ 1337.621969][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.622086][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.622144][ T32] r4:00000000 [ 1337.622195][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.622292][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.622362][ T32] dd20: cf556000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.622450][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.642997][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.643118][ T32] r5:80050013 r4:80239bb0 [ 1337.643175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.643312][ T32] r4:82ac21e4 [ 1337.643382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.643497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.643553][ T32] r4:e04bddc0 [ 1337.643612][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.643714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.643773][ T32] r4:00000000 [ 1337.643851][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.643945][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.643982][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.644060][ T32] r5:00001000 r4:ed727000 [ 1337.644095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.644163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.644237][ T32] r5:85ef678c r4:85ef6400 [ 1337.644271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.644353][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.644429][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.644519][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.644582][ T32] r4:849ffe00 [ 1337.644635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.644735][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.644773][ T32] r4:00000001 [ 1337.644834][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.644918][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.644969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.645054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.645127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.645182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.645219][ T32] r4:84b392c0 [ 1337.645256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.645301][ T32] INFO: task kworker/1:573:4763 blocked for more than 464 seconds. [ 1337.645351][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.645393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.645461][ T32] task:kworker/1:573 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.645557][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.645629][ T32] Call trace: [ 1337.645679][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.645769][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:8495bc00 [ 1337.645837][ T32] r4:8495bc00 [ 1337.645876][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.645994][ T32] r5:8495bc00 r4:8291a680 [ 1337.646031][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.646102][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.646179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1337.646217][ T32] r4:00000000 [ 1337.646271][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.646370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.646434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.646510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ffc0 [ 1337.646550][ T32] r4:00000000 [ 1337.646605][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.646690][ T32] r9:83018205 r8:8495bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1337.646759][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.646842][ T32] r5:00001000 r4:eab0d000 [ 1337.646896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.646969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.647096][ T32] r5:8537978c r4:85379400 [ 1337.647132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.647214][ T32] r7:ddde2d80 r6:83018200 r5:8537978c r4:8514b480 [ 1337.647248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.647331][ T32] r10:61c88647 r9:8495bc00 r8:8514b4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.647411][ T32] r4:8514b480 [ 1337.647447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.647570][ T32] r10:00000000 r9:8514b480 r8:80287e08 r7:eafe9e60 r6:84b41a80 r5:8495bc00 [ 1337.647613][ T32] r4:00000001 [ 1337.647666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.647731][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1337.647777][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1337.647905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.648928][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.649194][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 3 printk messages dropped ** [ 1337.649392][ T32] dd20: cf8ba000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1337.649638][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.649815][ T32] r4:e04bddc0 ** 1 printk messages dropped ** [ 1337.649971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 6 printk messages dropped ** [ 1337.650395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.650916][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.650979][ T32] r4:00000001 [ 1337.651014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.651089][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.651139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.651189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.651234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.651307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.651354][ T32] r4:84b392c0 [ 1337.651387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.651425][ T32] INFO: task kworker/1:574:4764 blocked for more than 464 seconds. [ 1337.651469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.651507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.651540][ T32] task:kworker/1:574 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.651617][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.651681][ T32] Call trace: [ 1337.651727][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.651820][ T32] r10:8291a684 r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:8495c800 [ 1337.651859][ T32] r4:8495c800 [ 1337.651908][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.652008][ T32] r5:8495c800 r4:8291a680 [ 1337.652044][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.652132][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.652237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1337.652279][ T32] r4:00000000 [ 1337.652311][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.652370][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.652480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.679343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514f980 [ 1337.679411][ T32] r4:00000000 [ 1337.679448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.679562][ T32] r9:83018205 r8:8495c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1337.679601][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.679697][ T32] r5:00001000 r4:e05bd000 [ 1337.679735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.679836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.679919][ T32] r5:8537838c r4:85378000 [ 1337.679954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.680038][ T32] r7:ddde2d80 r6:83018200 r5:8537838c r4:8514b500 [ 1337.680083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.680172][ T32] r10:61c88647 r9:8495c800 r8:8514b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.680232][ T32] r4:8514b500 [ 1337.680279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.680367][ T32] r10:00000000 r9:8514b500 r8:80287e08 r7:eb2a1e60 r6:84b41b00 r5:8495c800 [ 1337.680405][ T32] r4:00000001 [ 1337.680461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.680560][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1337.680654][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.680714][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.680763][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.680824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.680887][ T32] r4:8514f780 [ 1337.681597][ T32] INFO: task kworker/1:574:4764 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.681683][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.681802][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.681919][ T32] Call trace: [ 1337.681983][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.682090][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.682133][ T32] r4:00000000 [ 1337.682167][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.682235][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.682285][ T32] dd20: cfbc2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.682335][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.682380][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.682521][ T32] r5:80050013 r4:80239bb0 [ 1337.696687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.696837][ T32] r4:82ac21e4 [ 1337.696894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.696977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.697031][ T32] r4:e04bddc0 [ 1337.697077][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.697160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.697224][ T32] r4:00000000 [ 1337.697322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.697409][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.697468][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.697551][ T32] r5:00001000 r4:ed727000 [ 1337.697586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.697676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.697768][ T32] r5:85ef678c r4:85ef6400 [ 1337.697811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.697929][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.697968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.698159][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.698226][ T32] r4:849ffe00 [ 1337.698273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.698427][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.698491][ T32] r4:00000001 [ 1337.698540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.698631][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.698687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.698760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.698817][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.698872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.698952][ T32] r4:84b392c0 [ 1337.699064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.699158][ T32] INFO: task kworker/1:575:4766 blocked for more than 464 seconds. [ 1337.699231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.699315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.699379][ T32] task:kworker/1:575 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.699529][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.699614][ T32] Call trace: [ 1337.699681][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.699803][ T32] r10:8291a684 r9:eb2add84 r8:00000002 r7:60000113 r6:eb2add8c r5:8495b000 [ 1337.699856][ T32] r4:8495b000 [ 1337.699893][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.699995][ T32] r5:8495b000 r4:8291a680 [ 1337.700070][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.700142][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.700218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [ 1337.700255][ T32] r4:00000000 [ 1337.700370][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.700434][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.700493][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.700567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514fa40 [ 1337.700604][ T32] r4:00000000 [ 1337.700707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.700800][ T32] r9:83018205 r8:8495b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1337.700858][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.700947][ T32] r5:00001000 r4:e07d7000 [ 1337.700990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.701058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.701130][ T32] r5:8537878c r4:85378400 [ 1337.701190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.701275][ T32] r7:ddde2d80 r6:83018200 r5:8537878c r4:8514b580 [ 1337.701352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.701438][ T32] r10:61c88647 r9:8495b000 r8:8514b5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.701475][ T32] r4:8514b580 [ 1337.701506][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.701588][ T32] r10:00000000 r9:8514b580 r8:80287e08 r7:eb2a1e60 r6:84b41b80 r5:8495b000 [ 1337.701668][ T32] r4:00000001 [ 1337.701704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.701765][ T32] Exception stack(0xeb2adfb0 to 0xeb2adff8) [ 1337.701816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.701865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.701953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.702212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.702253][ T32] r4:8514fb40 [ 1337.720459][ T32] INFO: task kworker/1:575:4766 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.720663][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.720804][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.720954][ T32] Call trace: [ 1337.721020][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.721122][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.721183][ T32] r4:00000000 [ 1337.721221][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.721303][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.721359][ T32] dd20: cff1b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.721431][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.721478][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.721520][ T32] r5:80050013 r4:80239bb0 [ 1337.721558][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.721643][ T32] r4:82ac21e4 [ 1337.721691][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.721770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.721810][ T32] r4:e04bddc0 [ 1337.721842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.721917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.721953][ T32] r4:00000000 [ 1337.721985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.722150][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.722191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.722309][ T32] r5:00001000 r4:ed727000 [ 1337.722360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.722461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.729302][ T32] r5:85ef678c r4:85ef6400 [ 1337.729378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.729491][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.729527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.729620][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.729754][ T32] r4:849ffe00 [ 1337.729794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.729901][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.729944][ T32] r4:00000001 [ 1337.729979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.730044][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.730094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.730143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.730189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.730240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.730276][ T32] r4:84b392c0 [ 1337.730312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.730359][ T32] INFO: task kworker/1:576:4768 blocked for more than 464 seconds. [ 1337.730411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.730452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.730497][ T32] task:kworker/1:576 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.730608][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.730704][ T32] Call trace: [ 1337.730807][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.730941][ T32] r10:8291a684 r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:8495a400 [ 1337.731023][ T32] r4:8495a400 [ 1337.731084][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.731189][ T32] r5:8495a400 r4:8291a680 [ 1337.731247][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.731369][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.731451][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1337.731499][ T32] r4:00000000 [ 1337.731546][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.731612][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.731700][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.731782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514fc00 [ 1337.731822][ T32] r4:00000000 [ 1337.731880][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.731967][ T32] r9:83018205 r8:8495a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1337.732023][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.732101][ T32] r5:00001000 r4:e0863000 [ 1337.732135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.732219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.732298][ T32] r5:85378b8c r4:85378800 [ 1337.732354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.732450][ T32] r7:ddde2d80 r6:83018200 r5:85378b8c r4:8514b680 [ 1337.746668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.746830][ T32] r10:61c88647 r9:8495a400 r8:8514b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.746884][ T32] r4:8514b680 [ 1337.746918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.747027][ T32] r10:00000000 r9:8514b680 r8:80287e08 r7:eb2a1e60 r6:84b41c00 r5:8495a400 [ 1337.747070][ T32] r4:00000001 [ 1337.747104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.747170][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1337.747220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.747294][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.747346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.747443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.747485][ T32] r4:8514fb80 [ 1337.748174][ T32] INFO: task kworker/1:576:4768 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.748242][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.748429][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.748566][ T32] Call trace: [ 1337.748660][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.748786][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.748846][ T32] r4:00000000 [ 1337.748889][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.748974][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.749072][ T32] dd20: d0270000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.749150][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.749210][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.749266][ T32] r5:80050013 r4:80239bb0 [ 1337.749331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.749434][ T32] r4:82ac21e4 [ 1337.749483][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.749595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.749648][ T32] r4:e04bddc0 [ 1337.749693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.749810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.749880][ T32] r4:00000000 [ 1337.749929][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.750050][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.750100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.750218][ T32] r5:00001000 r4:ed727000 [ 1337.750273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.750377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.750478][ T32] r5:85ef678c r4:85ef6400 [ 1337.750548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.750660][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.750708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.750825][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.750887][ T32] r4:849ffe00 [ 1337.750949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.751055][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.751097][ T32] r4:00000001 [ 1337.751152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.751219][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.751279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.751338][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.751385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.751436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.751473][ T32] r4:84b392c0 [ 1337.751529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.751584][ T32] INFO: task kworker/1:577:4770 blocked for more than 464 seconds. [ 1337.751637][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.751728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1337.751969][ T32] Call trace: ** 3 printk messages dropped ** [ 1337.752253][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1337.763426][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.763811][ T32] r9:83018205 r8:8530e000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1337.764221][ T32] r5:85378f8c r4:85378c00 [ 1337.764257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.764362][ T32] r7:ddde2d80 r6:83018200 r5:85378f8c r4:8514b700 ** 1 printk messages dropped ** [ 1337.764484][ T32] r10:61c88647 r9:8530e000 r8:8514b72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.764520][ T32] r4:8514b700 [ 1337.764556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.764654][ T32] r10:00000000 r9:8514b700 r8:80287e08 r7:eb2a1e60 r6:8514b780 r5:8530e000 [ 1337.764693][ T32] r4:00000001 [ 1337.764725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.764791][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1337.764853][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.764911][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.765010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.765065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.765102][ T32] r4:8514fac0 [ 1337.765783][ T32] INFO: task kworker/1:577:4770 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.765842][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.766066][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.766194][ T32] Call trace: [ 1337.766244][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.766333][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.766392][ T32] r4:00000000 [ 1337.766429][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.766498][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.766554][ T32] dd20: d02a1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.766604][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.766648][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.766731][ T32] r5:80050013 r4:80239bb0 [ 1337.766779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.766894][ T32] r4:82ac21e4 [ 1337.766938][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.767015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.767054][ T32] r4:e04bddc0 [ 1337.767085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.767159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.767196][ T32] r4:00000000 [ 1337.767276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.767412][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.767450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.767542][ T32] r5:00001000 r4:ed727000 [ 1337.767579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.767648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.767721][ T32] r5:85ef678c r4:85ef6400 [ 1337.767752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.767869][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.767908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.768012][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.768147][ T32] r4:849ffe00 [ 1337.768188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.768291][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.768345][ T32] r4:00000001 [ 1337.768402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.768502][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.768582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.768665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.768729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.768813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.768872][ T32] r4:84b392c0 [ 1337.768922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.768983][ T32] INFO: task kworker/1:578:4773 blocked for more than 464 seconds. [ 1337.769054][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.769113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.769180][ T32] task:kworker/1:578 state:D stack:0 pid:4773 tgid:4773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.769305][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.769408][ T32] Call trace: [ 1337.769479][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.769584][ T32] r10:8291a684 r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:852f6c00 [ 1337.769625][ T32] r4:852f6c00 [ 1337.769657][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.769746][ T32] r5:852f6c00 r4:8291a680 [ 1337.769795][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.769866][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.769942][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1337.770022][ T32] r4:00000000 [ 1337.770058][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.770117][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.770210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.770287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514fe80 [ 1337.770325][ T32] r4:00000000 [ 1337.770399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.770481][ T32] r9:83018205 r8:852f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1337.770587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.770666][ T32] r5:00001000 r4:ea9c5000 [ 1337.770741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.770813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.770887][ T32] r5:8537938c r4:85379000 [ 1337.770918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.770998][ T32] r7:ddde2d80 r6:83018200 r5:8537938c r4:8514b800 [ 1337.771032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.771112][ T32] r10:61c88647 r9:852f6c00 r8:8514b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.771196][ T32] r4:8514b800 [ 1337.771231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.771312][ T32] r10:00000000 r9:8514b800 r8:80287e08 r7:eb2a1e60 r6:8514b900 r5:852f6c00 [ 1337.771434][ T32] r4:00000001 [ 1337.771469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.771532][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1337.771584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.771677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.771750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.771805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.771842][ T32] r4:8514fcc0 [ 1337.772340][ T32] INFO: task kworker/1:578:4773 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.772405][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.797074][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.797479][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.797701][ T32] dd20: d05f4000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1337.798241][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.798694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 4 printk messages dropped ** [ 1337.799092][ T32] r5:00001000 r4:ed727000 [ 1337.799159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.799273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.799367][ T32] r5:85ef678c r4:85ef6400 [ 1337.799419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.799516][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.799570][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.799696][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.799759][ T32] r4:849ffe00 [ 1337.799825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.799927][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.799964][ T32] r4:00000001 [ 1337.800041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.800115][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.800160][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.800209][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.800254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.800318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.800357][ T32] r4:84b392c0 [ 1337.800396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.800441][ T32] INFO: task kworker/1:579:4776 blocked for more than 464 seconds. [ 1337.800492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.800532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.800579][ T32] task:kworker/1:579 state:D stack:0 pid:4776 tgid:4776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.800687][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.800775][ T32] Call trace: [ 1337.800875][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.801009][ T32] r10:8291a684 r9:eb2c9d84 r8:00000002 r7:60000113 r6:eb2c9d8c r5:85303000 [ 1337.801081][ T32] r4:85303000 [ 1337.801130][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.801249][ T32] r5:85303000 r4:8291a680 [ 1337.801302][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.801378][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.801454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c9e08 [ 1337.801490][ T32] r4:00000000 [ 1337.801522][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.801621][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.801685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.801760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b2a680 [ 1337.801820][ T32] r4:00000000 [ 1337.801856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.801936][ T32] r9:83018205 r8:85303000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.801970][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.802041][ T32] r5:00001000 r4:eab61000 [ 1337.802072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.802150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.802292][ T32] r5:85379f8c r4:85379c00 [ 1337.802451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.826002][ T32] r7:ddde2d80 r6:83018200 r5:85379f8c r4:8514b600 [ 1337.826069][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.826188][ T32] r10:61c88647 r9:85303000 r8:8514b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.826266][ T32] r4:8514b600 [ 1337.826334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.826424][ T32] r10:00000000 r9:8514b600 r8:80287e08 r7:eb2a1e60 r6:8514b980 r5:85303000 [ 1337.826476][ T32] r4:00000001 [ 1337.826512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.826586][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1337.826638][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.826699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.826750][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.826802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.826841][ T32] r4:84749040 [ 1337.827528][ T32] INFO: task kworker/1:579:4776 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.827624][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.827936][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.828049][ T32] Call trace: [ 1337.828102][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.828202][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.828276][ T32] r4:00000000 [ 1337.828330][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.828440][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.828521][ T32] dd20: d08d7000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.828599][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.828688][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.828744][ T32] r5:80050013 r4:80239bb0 [ 1337.828831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.828927][ T32] r4:82ac21e4 [ 1337.828961][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.829038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.829076][ T32] r4:e04bddc0 [ 1337.829108][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.829183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.829242][ T32] r4:00000000 [ 1337.829345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.829433][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.829469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.829549][ T32] r5:00001000 r4:ed727000 [ 1337.829627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.829701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.829819][ T32] r5:85ef678c r4:85ef6400 [ 1337.829859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.830011][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.830050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.830172][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.830224][ T32] r4:849ffe00 [ 1337.830305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.830394][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.830432][ T32] r4:00000001 [ 1337.830464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.830589][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.830689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.830763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.830815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.830868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.830951][ T32] r4:84b392c0 [ 1337.830991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.831074][ T32] INFO: task kworker/1:580:4777 blocked for more than 464 seconds. [ 1337.831139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.831183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.831217][ T32] task:kworker/1:580 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.831360][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.831523][ T32] Call trace: [ 1337.831588][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.831703][ T32] r10:8291a684 r9:eb2cdd84 r8:00000002 r7:60000013 r6:eb2cdd8c r5:85310000 [ 1337.831751][ T32] r4:85310000 [ 1337.831787][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.831909][ T32] r5:85310000 r4:8291a680 [ 1337.831952][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.832021][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.832160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1337.832295][ T32] r4:00000000 [ 1337.832330][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.832391][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.832450][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.853701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749180 [ 1337.853835][ T32] r4:00000000 [ 1337.853903][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.854055][ T32] r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1337.854123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.854227][ T32] r5:00001000 r4:eab35000 [ 1337.854274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.854369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.854469][ T32] r5:85379b8c r4:85379800 [ 1337.854506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.854603][ T32] r7:ddde2d80 r6:83018200 r5:85379b8c r4:8514ba00 [ 1337.854656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.854812][ T32] r10:61c88647 r9:85310000 r8:8514ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.854901][ T32] r4:8514ba00 [ 1337.854939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.855111][ T32] r10:00000000 r9:8514ba00 r8:80287e08 r7:eb2c9e60 r6:8514bb00 r5:85310000 [ 1337.855154][ T32] r4:00000001 [ 1337.855188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.855256][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1337.855351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.855413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.855482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.855542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.855582][ T32] r4:84b2a4c0 [ 1337.856271][ T32] INFO: task kworker/1:580:4777 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.856331][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.856440][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.856556][ T32] Call trace: [ 1337.856614][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.856728][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.856768][ T32] r4:00000000 [ 1337.856803][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.856872][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.856922][ T32] dd20: d0c15000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 1 printk messages dropped ** [ 1337.857017][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1337.857427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1337.857665][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.857867][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.858369][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1337.858778][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1337.859170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.859382][ T32] r4:84b392c0 [ 1337.859443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.859521][ T32] INFO: task kworker/1:581:4779 blocked for more than 464 seconds. [ 1337.859602][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.859673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.859720][ T32] task:kworker/1:581 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.859870][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.859963][ T32] Call trace: [ 1337.860073][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.860243][ T32] r10:8291a684 r9:eb2d5d84 r8:00000002 r7:60000113 r6:eb2d5d8c r5:85310c00 [ 1337.860305][ T32] r4:85310c00 [ 1337.860353][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.860450][ T32] r5:85310c00 r4:8291a680 [ 1337.860519][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.860693][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.860800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1337.860875][ T32] r4:00000000 [ 1337.860934][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.861023][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.861088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.861161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8c040 [ 1337.861198][ T32] r4:00000000 [ 1337.861244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.861328][ T32] r9:83018205 r8:85310c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1337.861384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.861461][ T32] r5:00001000 r4:eac75000 [ 1337.861535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.861615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.861688][ T32] r5:8537a38c r4:8537a000 [ 1337.861753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.861861][ T32] r7:ddde2d80 r6:83018200 r5:8537a38c r4:8514b880 [ 1337.861908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.862080][ T32] r10:61c88647 r9:85310c00 r8:8514b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.862121][ T32] r4:8514b880 [ 1337.862153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.862232][ T32] r10:00000000 r9:8514b880 r8:80287e08 r7:eb2c9e60 r6:8514bc00 r5:85310c00 [ 1337.862268][ T32] r4:00000001 [ 1337.862299][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.862360][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1337.862404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.886954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.887108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.887200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.887245][ T32] r4:84b8c140 [ 1337.887956][ T32] INFO: task kworker/1:581:4779 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.888020][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.888155][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.888294][ T32] Call trace: [ 1337.888366][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.888490][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.888553][ T32] r4:00000000 [ 1337.888598][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.888711][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.888767][ T32] dd20: d0e8c000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.888824][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.888869][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.888911][ T32] r5:80050013 r4:80239bb0 [ 1337.888961][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.889044][ T32] r4:82ac21e4 [ 1337.889078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.889155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.889193][ T32] r4:e04bddc0 [ 1337.889244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.889346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.889389][ T32] r4:00000000 [ 1337.889422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.889505][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.889584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.889697][ T32] r5:00001000 r4:ed727000 [ 1337.889735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.889818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.889898][ T32] r5:85ef678c r4:85ef6400 [ 1337.889932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.890016][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.890050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.890133][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.890171][ T32] r4:849ffe00 [ 1337.890204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.890287][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.890324][ T32] r4:00000001 [ 1337.890357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.890417][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.890462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.890511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.890622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.890678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.890716][ T32] r4:84b392c0 [ 1337.890751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.890797][ T32] INFO: task kworker/1:582:4781 blocked for more than 464 seconds. [ 1337.890850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.890904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.890940][ T32] task:kworker/1:582 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.891030][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.891096][ T32] Call trace: [ 1337.891144][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.891226][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:85311800 [ 1337.891264][ T32] r4:85311800 [ 1337.891322][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.891400][ T32] r5:85311800 r4:8291a680 [ 1337.891455][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.891864][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.892226][ T32] r9:83018205 r8:85311800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 4 printk messages dropped ** [ 1337.903455][ T32] r5:8537a78c r4:8537a400 [ 1337.903493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.903638][ T32] r7:ddde2d80 r6:83018200 r5:8537a78c r4:8514ba80 [ 1337.903751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.903852][ T32] r10:61c88647 r9:85311800 r8:8514baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.903909][ T32] r4:8514ba80 [ 1337.903945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.904040][ T32] r10:00000000 r9:8514ba80 r8:80287e08 r7:eb2d5e60 r6:8514bd00 r5:85311800 [ 1337.904082][ T32] r4:00000001 [ 1337.904114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.904223][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1337.904348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.904402][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.904448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.904558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.904609][ T32] r4:84b8c000 [ 1337.905313][ T32] INFO: task kworker/1:582:4781 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.905371][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.905518][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.905625][ T32] Call trace: [ 1337.905678][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.905770][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.905811][ T32] r4:00000000 [ 1337.905867][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.905939][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.906010][ T32] dd20: d0f03000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.906064][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.906126][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.906179][ T32] r5:80050013 r4:80239bb0 [ 1337.906215][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.906286][ T32] r4:82ac21e4 [ 1337.906318][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.906392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.906430][ T32] r4:e04bddc0 [ 1337.906472][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.906554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.906626][ T32] r4:00000000 [ 1337.906662][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.906787][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.906829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.906904][ T32] r5:00001000 r4:ed727000 [ 1337.906937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.907031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.907158][ T32] r5:85ef678c r4:85ef6400 [ 1337.907212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.907321][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.907392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.907508][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.907578][ T32] r4:849ffe00 [ 1337.907658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.907781][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.907874][ T32] r4:00000001 [ 1337.907985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.908073][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.908201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.908270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.908360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.908438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.908492][ T32] r4:84b392c0 [ 1337.908558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.908618][ T32] INFO: task kworker/1:583:4782 blocked for more than 464 seconds. [ 1337.908688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.908741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.908778][ T32] task:kworker/1:583 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.908958][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.909165][ T32] Call trace: [ 1337.909215][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.909312][ T32] r10:8291a684 r9:eb2e1d84 r8:00000002 r7:60000113 r6:eb2e1d8c r5:85313000 [ 1337.909376][ T32] r4:85313000 [ 1337.909412][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.909505][ T32] r5:85313000 r4:8291a680 [ 1337.909560][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.909631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.909707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e1e08 [ 1337.909743][ T32] r4:00000000 [ 1337.909774][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.909859][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.909923][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.909996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8c6c0 [ 1337.910032][ T32] r4:00000000 [ 1337.910086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.910169][ T32] r9:83018205 r8:85313000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1337.910203][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.910274][ T32] r5:00001000 r4:ead65000 [ 1337.910330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.910422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.910499][ T32] r5:8537af8c r4:8537ac00 [ 1337.910532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.910620][ T32] r7:ddde2d80 r6:83018200 r5:8537af8c r4:8514bb80 [ 1337.910653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.910734][ T32] r10:61c88647 r9:85313000 r8:8514bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.910770][ T32] r4:8514bb80 [ 1337.910803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.910885][ T32] r10:00000000 r9:8514bb80 r8:80287e08 r7:eb2dde60 r6:8514bc80 r5:85313000 [ 1337.910921][ T32] r4:00000001 [ 1337.910952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.911036][ T32] Exception stack(0xeb2e1fb0 to 0xeb2e1ff8) [ 1337.911085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.911247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.911298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.911350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.911500][ T32] r4:84b8c280 [ 1337.911897][ T32] INFO: task kworker/1:583:4782 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.911952][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.912058][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.912138][ T32] Call trace: [ 1337.912365][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.935909][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.936083][ T32] r4:00000000 [ 1337.936150][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.936260][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.936327][ T32] dd20: d1241000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.936382][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.936426][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.936471][ T32] r5:80050013 r4:80239bb0 [ 1337.936527][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.936641][ T32] r4:82ac21e4 [ 1337.936681][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.936759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.936798][ T32] r4:e04bddc0 [ 1337.936831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.936918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.936968][ T32] r4:00000000 [ 1337.937015][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.937103][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.937151][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.937233][ T32] r5:00001000 r4:ed727000 [ 1337.937290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.937386][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.937477][ T32] r5:85ef678c r4:85ef6400 [ 1337.937514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.937605][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.937674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.937786][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.937850][ T32] r4:849ffe00 [ 1337.937887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.937994][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.938057][ T32] r4:00000001 [ 1337.938094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.938157][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.938210][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.938271][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.938331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.938395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.938446][ T32] r4:84b392c0 [ 1337.938499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.938584][ T32] INFO: task kworker/1:584:4785 blocked for more than 464 seconds. [ 1337.938663][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.938727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.938782][ T32] task:kworker/1:584 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.938884][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.939004][ T32] Call trace: [ 1337.939088][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.939230][ T32] r10:8291a684 r9:eb2e5d84 r8:00000002 r7:60000113 r6:eb2e5d8c r5:85312400 [ 1337.939299][ T32] r4:85312400 [ 1337.939337][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.939417][ T32] r5:85312400 r4:8291a680 [ 1337.939471][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.939550][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.939627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e5e08 [ 1337.939664][ T32] r4:00000000 [ 1337.939719][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.939805][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.939870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.939967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8c4c0 [ 1337.940028][ T32] r4:00000000 [ 1337.940062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.940152][ T32] r9:83018205 r8:85312400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1337.940189][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.940261][ T32] r5:00001000 r4:ead09000 [ 1337.940292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.940357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.940429][ T32] r5:8537ab8c r4:8537a800 [ 1337.940483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.940574][ T32] r7:ddde2d80 r6:83018200 r5:8537ab8c r4:8514bd80 [ 1337.940610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.940710][ T32] r10:61c88647 r9:85312400 r8:8514bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.940771][ T32] r4:8514bd80 [ 1337.940809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.940891][ T32] r10:00000000 r9:8514bd80 r8:80287e08 r7:eb2e1e60 r6:8514bf00 r5:85312400 [ 1337.940949][ T32] r4:00000001 [ 1337.940984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.941045][ T32] Exception stack(0xeb2e5fb0 to 0xeb2e5ff8) [ 1337.941089][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.941138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.941184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.941234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.941270][ T32] r4:84b8c1c0 [ 1337.941960][ T32] INFO: task kworker/1:584:4785 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.942017][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.942121][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.942208][ T32] Call trace: [ 1337.942292][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.942384][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.942470][ T32] r4:00000000 [ 1337.963334][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.963493][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.963571][ T32] dd20: d14f8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.963641][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.963765][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.963838][ T32] r5:80050013 r4:80239bb0 [ 1337.963917][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.964000][ T32] r4:82ac21e4 [ 1337.964035][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.964111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.964164][ T32] r4:e04bddc0 [ 1337.964204][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.964281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.964318][ T32] r4:00000000 [ 1337.964351][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.964458][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.964508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.964616][ T32] r5:00001000 r4:ed727000 [ 1337.964671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.964762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.964846][ T32] r5:85ef678c r4:85ef6400 [ 1337.964881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.964989][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.965041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.965164][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.965226][ T32] r4:849ffe00 [ 1337.965277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.965374][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.965428][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.965526][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1337.965826][ T32] r4:84b392c0 ** 1 printk messages dropped ** [ 1337.965942][ T32] INFO: task kworker/1:585:4788 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1337.966227][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1337.966623][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1337.966946][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.967112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.967422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.967625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.967704][ T32] r5:8537b38c r4:8537b000 [ 1337.967747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.967830][ T32] r7:ddde2d80 r6:83018200 r5:8537b38c r4:84b8d000 [ 1337.967863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.967946][ T32] r10:61c88647 r9:85314800 r8:84b8d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.967983][ T32] r4:84b8d000 [ 1337.968038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.968131][ T32] r10:00000000 r9:84b8d000 r8:80287e08 r7:eb2e1e60 r6:84b8d180 r5:85314800 [ 1337.968175][ T32] r4:00000001 [ 1337.968213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.968297][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1337.968357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.968440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.968511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.968586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.968661][ T32] r4:84b8c680 [ 1337.969404][ T32] INFO: task kworker/1:585:4788 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1337.969499][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.969679][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.969786][ T32] Call trace: [ 1337.969869][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1337.969986][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1337.970041][ T32] r4:00000000 [ 1337.970086][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.970176][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1337.970255][ T32] dd20: d14f8000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1337.970323][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1337.970381][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1337.970438][ T32] r5:80050013 r4:80239bb0 [ 1337.970487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.970594][ T32] r4:82ac21e4 [ 1337.970642][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.970741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1337.970794][ T32] r4:e04bddc0 [ 1337.970839][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.970938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1337.970988][ T32] r4:00000000 [ 1337.971033][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1337.971136][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1337.971187][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.971291][ T32] r5:00001000 r4:ed727000 [ 1337.971352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.971445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.971552][ T32] r5:85ef678c r4:85ef6400 [ 1337.971588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.971671][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1337.971705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.971788][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.971826][ T32] r4:849ffe00 [ 1337.971901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.972016][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1337.972057][ T32] r4:00000001 [ 1337.972121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.972199][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1337.972249][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.972299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.972344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.972394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.972452][ T32] r4:84b392c0 [ 1337.998587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.998729][ T32] INFO: task kworker/1:586:4789 blocked for more than 464 seconds. [ 1337.998789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.998836][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.998872][ T32] task:kworker/1:586 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.998997][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.999093][ T32] Call trace: [ 1337.999193][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1337.999305][ T32] r10:8291a684 r9:eb2e9d84 r8:00000002 r7:60000113 r6:eb2e9d8c r5:85315400 [ 1337.999349][ T32] r4:85315400 [ 1337.999394][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1337.999485][ T32] r5:85315400 r4:8291a680 [ 1337.999521][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.999596][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.999672][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2e9e08 [ 1337.999721][ T32] r4:00000000 [ 1337.999767][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1337.999833][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1337.999912][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1337.999993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8c980 [ 1338.000062][ T32] r4:00000000 [ 1338.000120][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.000208][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1338.000289][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.000380][ T32] r5:00001000 r4:eae8f000 [ 1338.000418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.000488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.000584][ T32] r5:8537b78c r4:8537b400 [ 1338.000637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.000730][ T32] r7:ddde2d80 r6:83018200 r5:8537b78c r4:84b8d080 [ 1338.000766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.000856][ T32] r10:61c88647 r9:85315400 r8:84b8d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.000896][ T32] r4:84b8d080 [ 1338.000930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.001042][ T32] r10:00000000 r9:84b8d080 r8:80287e08 r7:eb279e60 r6:84b8d100 r5:85315400 [ 1338.001089][ T32] r4:00000001 [ 1338.001141][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.001235][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1338.001287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.001357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.001417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.001493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.001585][ T32] r4:84b8c780 [ 1338.002292][ T32] INFO: task kworker/1:586:4789 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.002397][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.023340][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.023521][ T32] Call trace: [ 1338.023641][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.023764][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.023808][ T32] r4:00000000 [ 1338.023844][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.023914][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.024003][ T32] dd20: d1bc2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.024082][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.024153][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.024200][ T32] r5:80050013 r4:80239bb0 [ 1338.024256][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.024334][ T32] r4:82ac21e4 [ 1338.024412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.024494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.024558][ T32] r4:e04bddc0 [ 1338.024677][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.024780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.024847][ T32] r4:00000000 [ 1338.024885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.024970][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.025008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.025105][ T32] r5:00001000 r4:ed727000 [ 1338.025158][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.025231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.025306][ T32] r5:85ef678c r4:85ef6400 [ 1338.025396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.025485][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.025605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.025729][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.025780][ T32] r4:849ffe00 [ 1338.025819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.025905][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.025943][ T32] r4:00000001 [ 1338.026001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.026067][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.026112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.026162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.026208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.026259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.026296][ T32] r4:84b392c0 [ 1338.026335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.026381][ T32] INFO: task kworker/1:587:4792 blocked for more than 464 seconds. [ 1338.026473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.026520][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.026693][ T32] task:kworker/1:587 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.026779][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.026871][ T32] Call trace: [ 1338.026937][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.027023][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000113 r6:eb2edd8c r5:85316000 [ 1338.027061][ T32] r4:85316000 [ 1338.027198][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.027277][ T32] r5:85316000 r4:8291a680 [ 1338.027336][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.027407][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.027497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1338.027547][ T32] r4:00000000 [ 1338.027591][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.027679][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.027758][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.027837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8cc80 [ 1338.027877][ T32] r4:00000000 [ 1338.027909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.027997][ T32] r9:83018205 r8:85316000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1338.028054][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.028131][ T32] r5:00001000 r4:eaeb1000 [ 1338.028190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.028287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.028389][ T32] r5:8537bf8c r4:8537bc00 [ 1338.028453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.028569][ T32] r7:ddde2d80 r6:83018200 r5:8537bf8c r4:84b8d200 [ 1338.028645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.028756][ T32] r10:61c88647 r9:85316000 r8:84b8d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.028814][ T32] r4:84b8d200 [ 1338.028857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.028993][ T32] r10:00000000 r9:84b8d200 r8:80287e08 r7:eb2e9e60 r6:84b8d300 r5:85316000 [ 1338.029039][ T32] r4:00000001 [ 1338.029094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.029207][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1338.029274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.029327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.029374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.029426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1338.030337][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1338.031063][ T32] dd20: d1bc2000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 4 printk messages dropped ** [ 1338.031466][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1338.031699][ T32] r4:e04bddc0 ** 4 printk messages dropped ** [ 1338.031964][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.031999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.032082][ T32] r5:00001000 r4:ed727000 [ 1338.032119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.032189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.032263][ T32] r5:85ef678c r4:85ef6400 [ 1338.032321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.032409][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.032446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.057302][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.057441][ T32] r4:849ffe00 [ 1338.057483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.057701][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.057745][ T32] r4:00000001 [ 1338.057779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.057849][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.057923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.057978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.058024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.058079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.058117][ T32] r4:84b392c0 [ 1338.058168][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.058261][ T32] INFO: task kworker/1:588:4793 blocked for more than 464 seconds. [ 1338.058336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.058452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.058544][ T32] task:kworker/1:588 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.058715][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.058798][ T32] Call trace: [ 1338.058851][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.058941][ T32] r10:8291a684 r9:eb2f1d84 r8:00000002 r7:60000113 r6:eb2f1d8c r5:85316c00 [ 1338.058991][ T32] r4:85316c00 [ 1338.059035][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.059116][ T32] r5:85316c00 r4:8291a680 [ 1338.059226][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.059300][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.059399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1338.059450][ T32] r4:00000000 [ 1338.059506][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.059577][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.059688][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.059767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8cac0 [ 1338.059807][ T32] r4:00000000 [ 1338.059839][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.059944][ T32] r9:83018205 r8:85316c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1338.059984][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.060058][ T32] r5:00001000 r4:eae9f000 [ 1338.060131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.060203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.060276][ T32] r5:8537bb8c r4:8537b800 [ 1338.060330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.060443][ T32] r7:ddde2d80 r6:83018200 r5:8537bb8c r4:84b8d380 [ 1338.060525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.060637][ T32] r10:61c88647 r9:85316c00 r8:84b8d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.060699][ T32] r4:84b8d380 [ 1338.060758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.060845][ T32] r10:00000000 r9:84b8d380 r8:80287e08 r7:eb2ede60 r6:84b8d280 r5:85316c00 [ 1338.060884][ T32] r4:00000001 [ 1338.060915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.060975][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1338.061019][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.061068][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.061134][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.061190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.061227][ T32] r4:84b8ca00 [ 1338.061912][ T32] INFO: task kworker/1:588:4793 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.061981][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.062089][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.062211][ T32] Call trace: [ 1338.062284][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.062373][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.062441][ T32] r4:00000000 [ 1338.072125][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.072243][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.072299][ T32] dd20: d1f92000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.072396][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.072445][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.073105][ T32] r5:80050013 r4:80239bb0 [ 1338.073184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.073274][ T32] r4:82ac21e4 [ 1338.073333][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.073414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.073548][ T32] r4:e04bddc0 [ 1338.073610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.073705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.073746][ T32] r4:00000000 [ 1338.073779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.073862][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.073898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.073973][ T32] r5:00001000 r4:ed727000 [ 1338.074029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.074102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.074177][ T32] r5:85ef678c r4:85ef6400 [ 1338.074209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.074290][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.074323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.074404][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.074440][ T32] r4:849ffe00 [ 1338.074484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.074574][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.074611][ T32] r4:00000001 [ 1338.074676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.074744][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.074792][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.074842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.074910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.074964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.075032][ T32] r4:84b392c0 [ 1338.075071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.075139][ T32] INFO: task kworker/1:589:4795 blocked for more than 464 seconds. [ 1338.075192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.075255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.075317][ T32] task:kworker/1:589 state:D stack:0 pid:4795 tgid:4795 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.075407][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.075474][ T32] Call trace: [ 1338.075589][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.075682][ T32] r10:8291a684 r9:eb2f9d84 r8:00000002 r7:60000113 r6:eb2f9d8c r5:85318000 [ 1338.075725][ T32] r4:85318000 [ 1338.075757][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.075833][ T32] r5:85318000 r4:8291a680 [ 1338.075888][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.075980][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.076059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 [ 1338.076096][ T32] r4:00000000 [ 1338.076127][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.076192][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.076249][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.076343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8cf00 [ 1338.076397][ T32] r4:00000000 [ 1338.076455][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.076572][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.076645][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.076745][ T32] r5:00001000 r4:eaed9000 [ 1338.076816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.076934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.077056][ T32] r5:8538438c r4:85384000 [ 1338.077112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.077211][ T32] r7:ddde2d80 r6:83018200 r5:8538438c r4:84b8d400 [ 1338.077250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.077344][ T32] r10:61c88647 r9:85318000 r8:84b8d42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.077384][ T32] r4:84b8d400 [ 1338.077415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.077494][ T32] r10:00000000 r9:84b8d400 r8:80287e08 r7:eb2ede60 r6:84b8d580 r5:85318000 [ 1338.077557][ T32] r4:00000001 [ 1338.077593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.077655][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1338.077710][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.077771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.077835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.077889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.077937][ T32] r4:84b8cc40 [ 1338.078620][ T32] INFO: task kworker/1:589:4795 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.078713][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.078845][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.078935][ T32] Call trace: [ 1338.079031][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.079152][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.079219][ T32] r4:00000000 [ 1338.079270][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.079357][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.079424][ T32] dd20: d1f92000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.079490][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.079554][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.079658][ T32] r5:80050013 r4:80239bb0 [ 1338.079710][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.079803][ T32] r4:82ac21e4 [ 1338.079851][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.079949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.080053][ T32] r4:e04bddc0 [ 1338.080104][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.080206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.080260][ T32] r4:00000000 [ 1338.080306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.080481][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.080553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.080670][ T32] r5:00001000 r4:ed727000 [ 1338.080720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.080851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.080964][ T32] r5:85ef678c r4:85ef6400 [ 1338.081013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.081116][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.081163][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.081274][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.081344][ T32] r4:849ffe00 [ 1338.081394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.081484][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.081532][ T32] r4:00000001 [ 1338.081583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.081645][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.081689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.081761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.081825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.081878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.081916][ T32] r4:84b392c0 [ 1338.081969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.082013][ T32] INFO: task kworker/1:590:4797 blocked for more than 464 seconds. [ 1338.082057][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.082095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.082128][ T32] task:kworker/1:590 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.082231][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.082318][ T32] Call trace: [ 1338.082406][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.113632][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000113 r6:eb2f5d8c r5:85319800 [ 1338.113758][ T32] r4:85319800 [ 1338.113800][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.113911][ T32] r5:85319800 r4:8291a680 [ 1338.113946][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.114015][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.114090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1338.114128][ T32] r4:00000000 [ 1338.114181][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.114278][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.114364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.114476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c100 [ 1338.114528][ T32] r4:00000000 [ 1338.114579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.114667][ T32] r9:83018205 r8:85319800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1338.114729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.114831][ T32] r5:00001000 r4:eb0dd000 [ 1338.114870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.115014][ T32] r5:8538478c r4:85384400 [ 1338.115058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.115355][ T32] r10:61c88647 r9:85319800 r8:84b8d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.115676][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) ** 2 printk messages dropped ** [ 1338.115833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.116964][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.117078][ T32] Call trace: [ 1338.117131][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.117219][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.117258][ T32] r4:00000000 [ 1338.117291][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.117358][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.117408][ T32] dd20: d2515000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.117471][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.117518][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.117567][ T32] r5:80050013 r4:80239bb0 [ 1338.117601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.117684][ T32] r4:82ac21e4 [ 1338.117720][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.117799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.117839][ T32] r4:e04bddc0 [ 1338.117870][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.117988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.118031][ T32] r4:00000000 [ 1338.118064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.118166][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.118216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.118317][ T32] r5:00001000 r4:ed727000 [ 1338.118439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.118570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.118682][ T32] r5:85ef678c r4:85ef6400 [ 1338.118744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.118848][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.118902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.119033][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.119096][ T32] r4:849ffe00 [ 1338.119140][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.119242][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.119300][ T32] r4:00000001 [ 1338.119343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.119410][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.119482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.119559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.119610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.119661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.119720][ T32] r4:84b392c0 [ 1338.119787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.119859][ T32] INFO: task kworker/1:591:4800 blocked for more than 464 seconds. [ 1338.119914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.119956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.119988][ T32] task:kworker/1:591 state:D stack:0 pid:4800 tgid:4800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.120062][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.120141][ T32] Call trace: [ 1338.120189][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.120283][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000113 r6:eb2fdd8c r5:85318c00 [ 1338.120324][ T32] r4:85318c00 [ 1338.120357][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.120441][ T32] r5:85318c00 r4:8291a680 [ 1338.120476][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.120582][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.120695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 [ 1338.120733][ T32] r4:00000000 [ 1338.120764][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.120838][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.120960][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.121083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c2c0 [ 1338.121140][ T32] r4:00000000 [ 1338.121209][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.121322][ T32] r9:83018205 r8:85318c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1338.121374][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.121490][ T32] r5:00001000 r4:eb0fb000 [ 1338.121551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.121659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.121740][ T32] r5:85384b8c r4:85384800 [ 1338.121795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.121913][ T32] r7:ddde2d80 r6:83018200 r5:85384b8c r4:84b8d500 [ 1338.121972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.122061][ T32] r10:61c88647 r9:85318c00 r8:84b8d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.122109][ T32] r4:84b8d500 [ 1338.122165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.122249][ T32] r10:00000000 r9:84b8d500 r8:80287e08 r7:eb2f5e60 r6:84b8d700 r5:85318c00 [ 1338.122287][ T32] r4:00000001 [ 1338.122329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.122393][ T32] Exception stack(0xeb2fdfb0 to 0xeb2fdff8) [ 1338.122491][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.146789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.146882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.146942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.146982][ T32] r4:84b3c0c0 [ 1338.147692][ T32] INFO: task kworker/1:591:4800 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.147760][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.147918][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.148108][ T32] Call trace: [ 1338.148166][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.148286][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.148411][ T32] r4:00000000 [ 1338.148472][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.148578][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.148662][ T32] dd20: d263e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.148732][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.148795][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.148861][ T32] r5:80050013 r4:80239bb0 [ 1338.148913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.149012][ T32] r4:82ac21e4 [ 1338.149075][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.149170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.149222][ T32] r4:e04bddc0 [ 1338.149299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.149391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.149449][ T32] r4:00000000 [ 1338.149485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.149594][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.149633][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.149763][ T32] r5:00001000 r4:ed727000 [ 1338.149804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.149900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.150003][ T32] r5:85ef678c r4:85ef6400 [ 1338.150050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.150139][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.150174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.150258][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.150296][ T32] r4:849ffe00 [ 1338.150345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.150444][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.150509][ T32] r4:00000001 [ 1338.150561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.150650][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.150699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.150774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.150826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.150913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.150954][ T32] r4:84b392c0 [ 1338.151000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.151048][ T32] INFO: task kworker/1:592:4801 blocked for more than 464 seconds. [ 1338.151100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.151142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.151175][ T32] task:kworker/1:592 state:D stack:0 pid:4801 tgid:4801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.151276][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.151346][ T32] Call trace: [ 1338.151419][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.151507][ T32] r10:8291a684 r9:eb305d84 r8:00000002 r7:60000113 r6:eb305d8c r5:8531b000 [ 1338.151561][ T32] r4:8531b000 [ 1338.151610][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.151689][ T32] r5:8531b000 r4:8291a680 [ 1338.151746][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.151821][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.151920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb305e08 [ 1338.151992][ T32] r4:00000000 [ 1338.152028][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.152090][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.152154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.152251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c740 [ 1338.152292][ T32] r4:00000000 [ 1338.152346][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.152451][ T32] r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1338.168545][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.168796][ T32] r5:00001000 r4:eb117000 [ 1338.168874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.168989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.169088][ T32] r5:8538538c r4:85385000 [ 1338.169154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.169279][ T32] r7:ddde2d80 r6:83018200 r5:8538538c r4:84b8d780 [ 1338.169337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.169446][ T32] r10:61c88647 r9:8531b000 r8:84b8d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.169486][ T32] r4:84b8d780 [ 1338.169519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.169612][ T32] r10:00000000 r9:84b8d780 r8:80287e08 r7:eb2fde60 r6:84b8d600 r5:8531b000 [ 1338.169664][ T32] r4:00000001 [ 1338.169701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.169768][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) [ 1338.169847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.169903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.169951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.170002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.170061][ T32] r4:84b3c280 [ 1338.170760][ T32] INFO: task kworker/1:592:4801 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.170822][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.170977][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.171125][ T32] Call trace: [ 1338.171205][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.171298][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.171355][ T32] r4:00000000 [ 1338.171393][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.171487][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.171545][ T32] dd20: d2876000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.171608][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.171685][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.171755][ T32] r5:80050013 r4:80239bb0 [ 1338.171792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.171911][ T32] r4:82ac21e4 [ 1338.171949][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.172026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.172086][ T32] r4:e04bddc0 [ 1338.172122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.172199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.172260][ T32] r4:00000000 [ 1338.172297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.172402][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.172450][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.192031][ T32] r5:00001000 r4:ed727000 [ 1338.192149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.192254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.192331][ T32] r5:85ef678c r4:85ef6400 [ 1338.192366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.192453][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.192915][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.193047][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.193099][ T32] r4:849ffe00 [ 1338.193141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.193407][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.193493][ T32] r4:00000001 [ 1338.193578][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.193675][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.193732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.193809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.193864][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1338.194328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.194903][ T32] r5:8531c800 r4:8291a680 ** 5 printk messages dropped ** [ 1338.195297][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.195366][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.195482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c4c0 [ 1338.195525][ T32] r4:00000000 [ 1338.195574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.195683][ T32] r9:83018205 r8:8531c800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.195736][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.195842][ T32] r5:00001000 r4:eb105000 [ 1338.195882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.195953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.196041][ T32] r5:85384f8c r4:85384c00 [ 1338.196099][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.196183][ T32] r7:ddde2d80 r6:83018200 r5:85384f8c r4:84b8d800 [ 1338.196220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.196302][ T32] r10:61c88647 r9:8531c800 r8:84b8d82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.196339][ T32] r4:84b8d800 [ 1338.196445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.196566][ T32] r10:00000000 r9:84b8d800 r8:80287e08 r7:eb305e60 r6:84b8d980 r5:8531c800 [ 1338.196608][ T32] r4:00000001 [ 1338.196670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.196766][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1338.196819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.196870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.196918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.196969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.197018][ T32] r4:84b3c480 [ 1338.197712][ T32] INFO: task kworker/1:593:4803 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.197770][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.197892][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.197996][ T32] Call trace: [ 1338.198093][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.198191][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.198246][ T32] r4:00000000 [ 1338.198294][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.199001][ T32] r4:e04bddc0 ** 6 printk messages dropped ** [ 1338.199440][ T32] r5:00001000 r4:ed727000 ** 8 printk messages dropped ** [ 1338.199979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.200064][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.200125][ T32] r4:00000001 [ 1338.200171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.200238][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.200284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.200334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.200380][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.200432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.200491][ T32] r4:84b392c0 [ 1338.200529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.200577][ T32] INFO: task kworker/1:594:4806 blocked for more than 464 seconds. [ 1338.200669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.200729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.200769][ T32] task:kworker/1:594 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.201568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 ** 11 printk messages dropped ** [ 1338.224181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.224532][ T32] r10:61c88647 r9:8531d400 r8:84b8d8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.224810][ T32] r4:00000001 [ 1338.224870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.224941][ T32] Exception stack(0xeb301fb0 to 0xeb301ff8) [ 1338.224993][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.225043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.225100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.225168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1338.226505][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1338.227681][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1338.228934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1338.229893][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.230921][ T32] r5:85385b8c r4:85385800 [ 1338.230955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.231674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1338.263873][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 16 printk messages dropped ** [ 1338.264987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1338.266216][ T32] task:kworker/1:596 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1338.267678][ T32] r5:00001000 r4:eb17b000 ** 5 printk messages dropped ** [ 1338.268096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1338.269999][ T32] Call trace: ** 9 printk messages dropped ** [ 1338.270849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.270925][ T32] r4:82ac21e4 [ 1338.270972][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.271140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.271259][ T32] r4:e04bddc0 [ 1338.271374][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.271461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.271520][ T32] r4:00000000 [ 1338.271636][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.271723][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.271758][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.271857][ T32] r5:00001000 r4:ed727000 [ 1338.271902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.271974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.272095][ T32] r5:85ef678c r4:85ef6400 [ 1338.272132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.272215][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.272273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.272444][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.272535][ T32] r4:849ffe00 [ 1338.300787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.300969][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.301030][ T32] r4:00000001 [ 1338.301080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.301168][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.301259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.301343][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.301408][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.301480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.301522][ T32] r4:84b392c0 [ 1338.301569][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.301619][ T32] INFO: task kworker/1:597:4811 blocked for more than 464 seconds. [ 1338.301672][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.301740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.301812][ T32] task:kworker/1:597 state:D stack:0 pid:4811 tgid:4811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.301913][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.302278][ T32] r10:8291a684 r9:eb325d84 r8:00000002 r7:60000113 r6:eb325d8c r5:8495e000 ** 17 printk messages dropped ** [ 1338.307428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.307507][ T32] r5:8538638c r4:85386000 [ 1338.307547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.307631][ T32] r7:ddde2d80 r6:83018200 r5:8538638c r4:84b8db00 [ 1338.307666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.307774][ T32] r10:61c88647 r9:8495e000 r8:84b8db2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.307816][ T32] r4:84b8db00 [ 1338.307861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.307949][ T32] r10:00000000 r9:84b8db00 r8:80287e08 r7:eb31de60 r6:84b41d80 r5:8495e000 [ 1338.307987][ T32] r4:00000001 [ 1338.308020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.308083][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1338.308132][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.308285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1338.310285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1338.311772][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 14 printk messages dropped ** [ 1338.327291][ T32] Call trace: ** 6 printk messages dropped ** [ 1338.327703][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.327791][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1338.327881][ T32] r4:00000000 [ 1338.327918][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.328001][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1338.328748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1338.329154][ T32] r4:84b8d900 ** 9 printk messages dropped ** [ 1338.329708][ T32] r4:84b3cac0 ** 10 printk messages dropped ** [ 1338.331202][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 18 printk messages dropped ** [ 1338.352296][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 15 printk messages dropped ** [ 1338.353948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1338.354751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb32de08 ** 14 printk messages dropped ** [ 1338.355804][ T32] r7:ddde2d80 r6:83018200 r5:8538778c r4:84b8dc80 ** 12 printk messages dropped ** [ 1338.356497][ T32] r4:84b3cac0 ** 8 printk messages dropped ** [ 1338.357846][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1338.358642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.358694][ T32] r4:e04bddc0 [ 1338.358737][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.358835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.358881][ T32] r4:00000000 [ 1338.358947][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.359035][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.359069][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.359142][ T32] r5:00001000 r4:ed727000 [ 1338.359175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.359241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.359364][ T32] r5:85ef678c r4:85ef6400 [ 1338.359430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.359518][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.359580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.359668][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.359729][ T32] r4:849ffe00 [ 1338.359765][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.359851][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.359934][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1338.360049][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 11 printk messages dropped ** [ 1338.360750][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.361377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 ** 12 printk messages dropped ** [ 1338.393349][ T32] r5:852d138c r4:852d1000 ** 3 printk messages dropped ** [ 1338.393667][ T32] r10:61c88647 r9:853b0c00 r8:8534efac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1338.395499][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 21 printk messages dropped ** [ 1338.396845][ T32] r5:85ef678c r4:85ef6400 ** 11 printk messages dropped ** [ 1338.397528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.398903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb339e08 ** 12 printk messages dropped ** [ 1338.399711][ T32] r5:85386b8c r4:85386800 ** 9 printk messages dropped ** [ 1338.400280][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) ** 11 printk messages dropped ** [ 1338.401359][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1338.402089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 20 printk messages dropped ** [ 1338.430282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1338.430398][ T32] r4:84b392c0 [ 1338.430439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.430502][ T32] INFO: task kworker/1:601:4820 blocked for more than 464 seconds. [ 1338.430563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.430608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.430645][ T32] task:kworker/1:601 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.430736][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.430807][ T32] Call trace: [ 1338.430860][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.430976][ T32] r10:8291a684 r9:eb33dd84 r8:00000002 r7:60000113 r6:eb33dd8c r5:853b2400 [ 1338.431059][ T32] r4:853b2400 [ 1338.431119][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.431221][ T32] r5:853b2400 r4:8291a680 [ 1338.431289][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.431361][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.431442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb33de08 [ 1338.431481][ T32] r4:00000000 [ 1338.431513][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.431580][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.431646][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.431721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f040 [ 1338.431783][ T32] r4:00000000 [ 1338.431822][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.431907][ T32] r9:83018205 r8:853b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1338.431945][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.432019][ T32] r5:00001000 r4:eb33f000 [ 1338.432053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.432121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.432196][ T32] r5:85386f8c r4:85386c00 [ 1338.432230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.432312][ T32] r7:ddde2d80 r6:83018200 r5:85386f8c r4:84b8de00 [ 1338.432370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.432458][ T32] r10:61c88647 r9:853b2400 r8:84b8de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.435473][ T32] r4:84b8de00 [ 1338.435562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.435957][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.437191][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.437318][ T32] Call trace: [ 1338.437488][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.437588][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.437628][ T32] r4:00000000 [ 1338.437684][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.437757][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.437821][ T32] dd20: d4295000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.437876][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.437920][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.438007][ T32] r5:80050013 r4:80239bb0 [ 1338.438045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.438119][ T32] r4:82ac21e4 [ 1338.438161][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.438262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.438320][ T32] r4:e04bddc0 [ 1338.438400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.438548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.438613][ T32] r4:00000000 [ 1338.438682][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.438848][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.438906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.439009][ T32] r5:00001000 r4:ed727000 [ 1338.439057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.439141][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.439228][ T32] r5:85ef678c r4:85ef6400 [ 1338.439267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.439407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.440168][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 5 printk messages dropped ** [ 1338.440458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1338.441152][ T32] r10:8291a684 r9:eb311d84 r8:00000002 r7:60000113 r6:eb311d8c r5:853b3000 ** 8 printk messages dropped ** [ 1338.441708][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.442046][ T32] r9:83018005 r8:853b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1338.442148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.442288][ T32] r5:00001000 r4:e06bb000 [ 1338.442344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.442435][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.468069][ T32] r5:852d1b8c r4:852d1800 [ 1338.468274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.468433][ T32] r7:dddced80 r6:83018000 r5:852d1b8c r4:8532e100 [ 1338.468481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.468588][ T32] r10:61c88647 r9:853b3000 r8:8532e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.468660][ T32] r4:8532e100 [ 1338.468727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.468837][ T32] r10:00000000 r9:8532e100 r8:80287e08 r7:eb26de60 r6:8532e000 r5:853b3000 [ 1338.468903][ T32] r4:00000001 [ 1338.468939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1338.470340][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.471462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 17 printk messages dropped ** [ 1338.488010][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1338.488465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.488544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.488608][ T32] r4:84b392c0 [ 1338.488677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.488808][ T32] INFO: task kworker/1:602:4825 blocked for more than 464 seconds. [ 1338.488884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.488950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.489013][ T32] task:kworker/1:602 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.489940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 ** 12 printk messages dropped ** [ 1338.490776][ T32] r5:8538738c r4:85387000 ** 4 printk messages dropped ** [ 1338.491126][ T32] r4:84b8dc00 ** 9 printk messages dropped ** [ 1338.492024][ T32] r4:8532f1c0 ** 10 printk messages dropped ** [ 1338.515058][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 16 printk messages dropped ** [ 1338.516234][ T32] r5:85ef678c r4:85ef6400 ** 11 printk messages dropped ** [ 1338.517185][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.518565][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1338.519607][ T32] r5:855ac78c r4:855ac400 ** 4 printk messages dropped ** [ 1338.519975][ T32] r4:84b8dd00 ** 12 printk messages dropped ** [ 1338.521450][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.522256][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 14 printk messages dropped ** [ 1338.544491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1338.545775][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.546212][ T32] r4:853b6000 [ 1338.546285][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.546608][ T32] r5:853b6000 r4:8291a680 [ 1338.546648][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.546718][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.546801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb355e08 [ 1338.546840][ T32] r4:00000000 [ 1338.546872][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.546960][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.547024][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.547146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2680 [ 1338.547187][ T32] r4:00000000 [ 1338.547220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.547298][ T32] r9:83018205 r8:853b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1338.547332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.547405][ T32] r5:00001000 r4:eb201000 [ 1338.547462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.547535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.547609][ T32] r5:85387b8c r4:85387800 [ 1338.547688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.547771][ T32] r7:ddde2d80 r6:83018200 r5:85387b8c r4:84b8de80 [ 1338.547841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.547927][ T32] r10:61c88647 r9:853b6000 r8:84b8deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.547965][ T32] r4:84b8de80 [ 1338.547998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.548077][ T32] r10:00000000 r9:84b8de80 r8:80287e08 r7:eb1ede60 r6:8532e200 r5:853b6000 [ 1338.548113][ T32] r4:00000001 [ 1338.548146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.548230][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1338.548293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.548384][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.548479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.548551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.548602][ T32] r4:8532f580 [ 1338.549301][ T32] INFO: task kworker/1:604:4832 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.549364][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.549516][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.549661][ T32] Call trace: [ 1338.549740][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.549842][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.549883][ T32] r4:00000000 [ 1338.549929][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.550002][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.550051][ T32] dd20: d487b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.550130][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.550177][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.550218][ T32] r5:80050013 r4:80239bb0 [ 1338.550251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.550321][ T32] r4:82ac21e4 [ 1338.550354][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.550430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 6 printk messages dropped ** [ 1338.550883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.551610][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1338.552319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1338.583608][ T32] r4:853b6c00 ** 4 printk messages dropped ** [ 1338.583938][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb30de08 ** 8 printk messages dropped ** [ 1338.584596][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.584879][ T32] r5:852d238c r4:852d2000 ** 3 printk messages dropped ** [ 1338.585252][ T32] r10:61c88647 r9:853b6c00 r8:8532e32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.585803][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.587044][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1338.587587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1338.588562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.588851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.588955][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.589000][ T32] r4:849ffe00 [ 1338.589035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.589120][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.589159][ T32] r4:00000001 [ 1338.589215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.589282][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.589328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.589378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.589428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.589480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.589545][ T32] r4:84b392c0 [ 1338.589586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.589647][ T32] INFO: task kworker/0:248:4834 blocked for more than 465 seconds. [ 1338.589705][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.589748][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.589791][ T32] task:kworker/0:248 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.589957][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.590030][ T32] Call trace: [ 1338.590186][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.590276][ T32] r10:8291a684 r9:eb211d84 r8:00000002 r7:60000113 r6:eb211d8c r5:853b3c00 [ 1338.590317][ T32] r4:853b3c00 [ 1338.590431][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.590542][ T32] r5:853b3c00 r4:8291a680 [ 1338.590581][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.590650][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.590808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb211e08 [ 1338.590853][ T32] r4:00000000 [ 1338.590885][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.590947][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.591048][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.591181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334440 [ 1338.591223][ T32] r4:00000000 [ 1338.591276][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.591359][ T32] r9:83018005 r8:853b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1338.591394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.591471][ T32] r5:00001000 r4:eabad000 [ 1338.591526][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.591615][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.591706][ T32] r5:852d278c r4:852d2400 [ 1338.591742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.591830][ T32] r7:dddced80 r6:83018000 r5:852d278c r4:8532e380 [ 1338.591866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.591992][ T32] r10:61c88647 r9:853b3c00 r8:8532e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.592032][ T32] r4:8532e380 [ 1338.592066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.592146][ T32] r10:00000000 r9:8532e380 r8:80287e08 r7:eb30de60 r6:8532e400 r5:853b3c00 [ 1338.592184][ T32] r4:00000001 [ 1338.592242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.592309][ T32] Exception stack(0xeb211fb0 to 0xeb211ff8) [ 1338.592354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.592404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.592509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.611541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.611603][ T32] r4:85334100 [ 1338.612279][ T32] INFO: task kworker/0:248:4834 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.612342][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.623402][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.623529][ T32] Call trace: [ 1338.623644][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.623753][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.623801][ T32] r4:00000000 [ 1338.623963][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.624040][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.624100][ T32] dd20: d4ded000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.624153][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.624197][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.624254][ T32] r5:80050013 r4:80239bb0 [ 1338.624379][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.624462][ T32] r4:82ac21e4 [ 1338.624699][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.624794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.624996][ T32] r4:e04bddc0 [ 1338.625206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.625287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 2 printk messages dropped ** [ 1338.625443][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 4 printk messages dropped ** [ 1338.625845][ T32] r5:85ef678c r4:85ef6400 ** 3 printk messages dropped ** [ 1338.626132][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.626319][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1338.626546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.626991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.627106][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.627194][ T32] Call trace: [ 1338.627277][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.627391][ T32] r10:8291a684 r9:eb1fdd84 r8:00000002 r7:60000013 r6:eb1fdd8c r5:84a98000 [ 1338.627449][ T32] r4:84a98000 [ 1338.627486][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.627596][ T32] r5:84a98000 r4:8291a680 [ 1338.627633][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.627702][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.627778][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1fde08 [ 1338.627820][ T32] r4:00000000 [ 1338.627853][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.627915][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.627973][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.628047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334640 [ 1338.628083][ T32] r4:00000000 [ 1338.628113][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.628201][ T32] r9:83018005 r8:84a98000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1338.628302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.628410][ T32] r5:00001000 r4:eac29000 [ 1338.628476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.628586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.628685][ T32] r5:852d2b8c r4:852d2800 [ 1338.628719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.628808][ T32] r7:dddced80 r6:83018000 r5:852d2b8c r4:8532e480 [ 1338.628871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.628963][ T32] r10:61c88647 r9:84a98000 r8:8532e4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.629000][ T32] r4:8532e480 [ 1338.629031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.629110][ T32] r10:00000000 r9:8532e480 r8:80287e08 r7:eb211e60 r6:8532e600 r5:84a98000 [ 1338.629147][ T32] r4:00000001 [ 1338.629197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.629262][ T32] Exception stack(0xeb1fdfb0 to 0xeb1fdff8) [ 1338.629321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.629374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.629449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.629506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.629547][ T32] r4:85334540 [ 1338.630227][ T32] INFO: task kworker/0:249:4836 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.630286][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.630473][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.630582][ T32] Call trace: [ 1338.630669][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.630813][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.630890][ T32] r4:00000000 [ 1338.630934][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.631002][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.631051][ T32] dd20: d4ded000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.631129][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.631175][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.631216][ T32] r5:80050013 r4:80239bb0 [ 1338.631249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.631322][ T32] r4:82ac21e4 [ 1338.631354][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.631429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.631469][ T32] r4:e04bddc0 [ 1338.631501][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.631576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.631633][ T32] r4:00000000 [ 1338.631756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.631846][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.631883][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.631955][ T32] r5:00001000 r4:ed727000 [ 1338.632029][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.632158][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.632237][ T32] r5:85ef678c r4:85ef6400 [ 1338.632270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.632351][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.632414][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.652301][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.652425][ T32] r4:849ffe00 [ 1338.652965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.653138][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.653180][ T32] r4:00000001 [ 1338.653258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.653373][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.653450][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.653507][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.653555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.653607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.653645][ T32] r4:84b392c0 [ 1338.653695][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.653775][ T32] INFO: task kworker/0:250:4837 blocked for more than 465 seconds. [ 1338.653846][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.653890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.653989][ T32] task:kworker/0:250 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.654126][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.654250][ T32] Call trace: [ 1338.654305][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.654433][ T32] r10:8291a684 r9:eb229d84 r8:00000002 r7:60000113 r6:eb229d8c r5:8531bc00 [ 1338.654508][ T32] r4:8531bc00 [ 1338.654548][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.654627][ T32] r5:8531bc00 r4:8291a680 [ 1338.654674][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.654746][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.654843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb229e08 [ 1338.654914][ T32] r4:00000000 [ 1338.654982][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.655047][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.655195][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.655275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334800 [ 1338.655312][ T32] r4:00000000 [ 1338.655344][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.655441][ T32] r9:83018005 r8:8531bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1338.655482][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.655559][ T32] r5:00001000 r4:eac59000 [ 1338.655592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.655659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.655731][ T32] r5:852d338c r4:852d3000 [ 1338.655765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.655850][ T32] r7:dddced80 r6:83018000 r5:852d338c r4:8532e500 [ 1338.655887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.655982][ T32] r10:61c88647 r9:8531bc00 r8:8532e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.656023][ T32] r4:8532e500 [ 1338.656055][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.656134][ T32] r10:00000000 r9:8532e500 r8:80287e08 r7:eb1fde60 r6:84b8df00 r5:8531bc00 [ 1338.656173][ T32] r4:00000001 [ 1338.656204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.656340][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1338.656414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.656495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.656575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.656648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.656709][ T32] r4:85334580 [ 1338.657413][ T32] INFO: task kworker/0:250:4837 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.657536][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.657662][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.657752][ T32] Call trace: [ 1338.657851][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.657946][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.657985][ T32] r4:00000000 [ 1338.658019][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.658087][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.658238][ T32] dd20: d4f5f000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.658331][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.658415][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.658476][ T32] r5:80050013 r4:80239bb0 [ 1338.658515][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.658608][ T32] r4:82ac21e4 [ 1338.658647][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.658742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.658788][ T32] r4:e04bddc0 [ 1338.658877][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.658957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.658996][ T32] r4:00000000 [ 1338.659028][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.659107][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.659170][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.659247][ T32] r5:00001000 r4:ed727000 [ 1338.659280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.659360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.659442][ T32] r5:85ef678c r4:85ef6400 [ 1338.659478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.659560][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.659624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.659715][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.659752][ T32] r4:849ffe00 [ 1338.659790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.659903][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.659944][ T32] r4:00000001 [ 1338.660038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.660105][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.660150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.660200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.660289][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.660346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.660419][ T32] r4:84b392c0 [ 1338.660484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.660721][ T32] INFO: task kworker/0:251:4841 blocked for more than 465 seconds. [ 1338.660805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.660849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.660882][ T32] task:kworker/0:251 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.660957][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.661021][ T32] Call trace: [ 1338.661383][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.661473][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000113 r6:eb379d8c r5:84958c00 [ 1338.661512][ T32] r4:84958c00 [ 1338.661579][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.661658][ T32] r5:84958c00 r4:8291a680 [ 1338.661690][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.661755][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.661864][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1338.661908][ T32] r4:00000000 [ 1338.661988][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.662109][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.662174][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.662247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334880 [ 1338.662284][ T32] r4:00000000 [ 1338.662317][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.662403][ T32] r9:83018005 r8:84958c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1338.662461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.693168][ T32] r5:00001000 r4:eac9f000 [ 1338.693247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.693356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.693435][ T32] r5:852d378c r4:852d3400 [ 1338.693531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.693623][ T32] r7:dddced80 r6:83018000 r5:852d378c r4:8532e780 [ 1338.693752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.693893][ T32] r10:61c88647 r9:84958c00 r8:8532e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.693937][ T32] r4:8532e780 [ 1338.693988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.694079][ T32] r10:00000000 r9:8532e780 r8:80287e08 r7:eb229e60 r6:84b8df80 r5:84958c00 [ 1338.694130][ T32] r4:00000001 [ 1338.694167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.694532][ T32] Exception stack(0xeb379fb0 to 0xeb379ff8) [ 1338.694593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.694645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.694691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.694742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.694777][ T32] r4:853347c0 [ 1338.695492][ T32] INFO: task kworker/0:251:4841 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.695557][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.695702][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.695796][ T32] Call trace: [ 1338.695885][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.696038][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.696101][ T32] r4:00000000 [ 1338.696138][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.696351][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.696405][ T32] dd20: d53f4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.696458][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.696517][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.696596][ T32] r5:80050013 r4:80239bb0 [ 1338.696647][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.696724][ T32] r4:82ac21e4 [ 1338.696824][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.696934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.696976][ T32] r4:e04bddc0 [ 1338.697065][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.697146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.697184][ T32] r4:00000000 [ 1338.697216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.697390][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.697430][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.697505][ T32] r5:00001000 r4:ed727000 [ 1338.697555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.697657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.697768][ T32] r5:85ef678c r4:85ef6400 [ 1338.697840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.697956][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.698052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.698140][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.698198][ T32] r4:849ffe00 [ 1338.698264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.698423][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.698555][ T32] r4:00000001 [ 1338.698603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.698688][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.698738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.698794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.698842][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.698893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.698929][ T32] r4:84b392c0 [ 1338.698962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.699005][ T32] INFO: task kworker/0:252:4843 blocked for more than 465 seconds. [ 1338.699055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.699096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.699129][ T32] task:kworker/0:252 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.699203][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.699285][ T32] Call trace: [ 1338.699415][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.699506][ T32] r10:8291a684 r9:eb381d84 r8:00000002 r7:60000113 r6:eb381d8c r5:8531e000 [ 1338.699544][ T32] r4:8531e000 [ 1338.699596][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.699676][ T32] r5:8531e000 r4:8291a680 [ 1338.699708][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.699775][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.699857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb381e08 [ 1338.699895][ T32] r4:00000000 [ 1338.699927][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.699986][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.700073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.700220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334a40 [ 1338.700296][ T32] r4:00000000 [ 1338.700333][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.700415][ T32] r9:83018005 r8:8531e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1338.700452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.700523][ T32] r5:00001000 r4:ead89000 ** 1 printk messages dropped ** [ 1338.700699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.700795][ T32] r5:852d3b8c r4:852d3800 [ 1338.700831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.700914][ T32] r7:dddced80 r6:83018000 r5:852d3b8c r4:8532e700 [ 1338.700947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.701029][ T32] r10:61c88647 r9:8531e000 r8:8532e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.701066][ T32] r4:8532e700 [ 1338.701097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.701174][ T32] r10:00000000 r9:8532e700 r8:80287e08 r7:eb379e60 r6:8514be00 r5:8531e000 [ 1338.701211][ T32] r4:00000001 [ 1338.701242][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.701320][ T32] Exception stack(0xeb381fb0 to 0xeb381ff8) [ 1338.701479][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.701535][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.701585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.701664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.701733][ T32] r4:853348c0 [ 1338.702099][ T32] INFO: task kworker/0:252:4843 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.702172][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.702266][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.702336][ T32] Call trace: [ 1338.722955][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.723169][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.723234][ T32] r4:00000000 [ 1338.723392][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.723504][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.723567][ T32] dd20: d5618000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.723620][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.723694][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.723740][ T32] r5:80050013 r4:80239bb0 [ 1338.723773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.723884][ T32] r4:82ac21e4 [ 1338.723922][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.724000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.724037][ T32] r4:e04bddc0 [ 1338.724096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.724177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.724228][ T32] r4:00000000 [ 1338.724266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.724349][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.724385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.724467][ T32] r5:00001000 r4:ed727000 [ 1338.724514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.724590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.724700][ T32] r5:85ef678c r4:85ef6400 [ 1338.724739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.724858][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.724930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.725034][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.725105][ T32] r4:849ffe00 [ 1338.725141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.725225][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.725262][ T32] r4:00000001 [ 1338.725295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.725356][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.725421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.725526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.725579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.725636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.725693][ T32] r4:84b392c0 [ 1338.725732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.725793][ T32] INFO: task kworker/0:253:4845 blocked for more than 465 seconds. [ 1338.725848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.725892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.725928][ T32] task:kworker/0:253 state:D stack:0 pid:4845 tgid:4845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.726043][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.726183][ T32] Call trace: [ 1338.726236][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.726322][ T32] r10:8291a684 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:8531a400 [ 1338.726360][ T32] r4:8531a400 [ 1338.726392][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1338.726575][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.726854][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.727275][ T32] r9:83018005 r8:8531a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 4 printk messages dropped ** [ 1338.727569][ T32] r5:8478e38c r4:8478e000 [ 1338.727616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.727700][ T32] r7:dddced80 r6:83018000 r5:8478e38c r4:8532e880 [ 1338.727733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.727849][ T32] r10:61c88647 r9:8531a400 r8:8532e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.727891][ T32] r4:8532e880 ** 1 printk messages dropped ** [ 1338.728004][ T32] r10:00000000 r9:8532e880 r8:80287e08 r7:eb381e60 r6:8514be80 r5:8531a400 ** 4 printk messages dropped ** [ 1338.728385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.729385][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.730015][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1338.730333][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1338.730615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 3 printk messages dropped ** [ 1338.730831][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.731141][ T32] r5:00001000 r4:ed727000 ** 2 printk messages dropped ** [ 1338.731344][ T32] r5:85ef678c r4:85ef6400 [ 1338.731378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.731460][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.731536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.731627][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.731665][ T32] r4:849ffe00 [ 1338.731726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.731819][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.731887][ T32] r4:00000001 [ 1338.731923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.732013][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.732149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.732204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.732307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.732493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.763545][ T32] r4:84b392c0 [ 1338.763629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.763714][ T32] INFO: task kworker/0:254:4846 blocked for more than 465 seconds. [ 1338.763773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.763852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.763892][ T32] task:kworker/0:254 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.764076][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.764203][ T32] Call trace: [ 1338.764260][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.764376][ T32] r10:8291a684 r9:eb391d84 r8:00000002 r7:60000013 r6:eb391d8c r5:85320c00 [ 1338.764420][ T32] r4:85320c00 [ 1338.764512][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.764668][ T32] r5:85320c00 r4:8291a680 [ 1338.764742][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.764821][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.764899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb391e08 [ 1338.764965][ T32] r4:00000000 [ 1338.765001][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.765062][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.765125][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.765226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334bc0 [ 1338.765299][ T32] r4:00000000 [ 1338.765334][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.765432][ T32] r9:83018005 r8:85320c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1338.765474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.765582][ T32] r5:00001000 r4:eadef000 [ 1338.765629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.765699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.765772][ T32] r5:852d3f8c r4:852d3c00 [ 1338.765809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.765891][ T32] r7:dddced80 r6:83018000 r5:852d3f8c r4:8532e900 [ 1338.765982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.766072][ T32] r10:61c88647 r9:85320c00 r8:8532e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.766136][ T32] r4:8532e900 [ 1338.766173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.766256][ T32] r10:00000000 r9:8532e900 r8:80287e08 r7:eb389e60 r6:8514bf80 r5:85320c00 [ 1338.766292][ T32] r4:00000001 [ 1338.766382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.766453][ T32] Exception stack(0xeb391fb0 to 0xeb391ff8) [ 1338.766502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.766585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.766662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.766716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.766766][ T32] r4:85334b80 [ 1338.767437][ T32] INFO: task kworker/0:254:4846 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.767493][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.767587][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.767659][ T32] Call trace: [ 1338.767720][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.767849][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.767892][ T32] r4:00000000 [ 1338.767926][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.768025][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.768139][ T32] dd20: d58be000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.768201][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.768264][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.768324][ T32] r5:80050013 r4:80239bb0 [ 1338.768374][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.768478][ T32] r4:82ac21e4 [ 1338.768525][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.768617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.768679][ T32] r4:e04bddc0 [ 1338.768727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.768822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.768890][ T32] r4:00000000 [ 1338.768955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.769055][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.769096][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.769200][ T32] r5:00001000 r4:ed727000 [ 1338.769300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.769405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.769485][ T32] r5:85ef678c r4:85ef6400 [ 1338.769520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.769633][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.769673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.769760][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.769808][ T32] r4:849ffe00 [ 1338.769841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.769980][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.770079][ T32] r4:00000001 [ 1338.770115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.770178][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.770224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.770272][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.770317][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.770395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.770454][ T32] r4:84b392c0 [ 1338.770492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.770545][ T32] INFO: task kworker/0:255:4848 blocked for more than 465 seconds. [ 1338.770594][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.770634][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.770689][ T32] task:kworker/0:255 state:D stack:0 pid:4848 tgid:4848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.770779][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.770983][ T32] Call trace: [ 1338.771085][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.771231][ T32] r10:8291a684 r9:eb395d84 r8:00000002 r7:60000013 r6:eb395d8c r5:85321800 [ 1338.771274][ T32] r4:85321800 [ 1338.771337][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.771443][ T32] r5:85321800 r4:8291a680 [ 1338.771511][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.771643][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.771753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1338.771802][ T32] r4:00000000 [ 1338.771837][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.771897][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.772019][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.772098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85334e80 [ 1338.772138][ T32] r4:00000000 [ 1338.772170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.772301][ T32] r9:83018005 r8:85321800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1338.772348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.772422][ T32] r5:00001000 r4:eae2d000 [ 1338.772514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.794310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.794448][ T32] r5:852e038c r4:852e0000 [ 1338.794485][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.794573][ T32] r7:dddced80 r6:83018000 r5:852e038c r4:8532e980 [ 1338.794609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.794695][ T32] r10:61c88647 r9:85321800 r8:8532e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.794735][ T32] r4:8532e980 [ 1338.794791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.794999][ T32] r10:00000000 r9:8532e980 r8:80287e08 r7:eb389e60 r6:849b1000 r5:85321800 [ 1338.795132][ T32] r4:00000001 [ 1338.795190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.795260][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1338.795312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.795363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.795411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.795642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.795701][ T32] r4:85334d80 [ 1338.796376][ T32] INFO: task kworker/0:255:4848 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.796485][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.796618][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.796720][ T32] Call trace: [ 1338.796771][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.796929][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.796974][ T32] r4:00000000 [ 1338.797039][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.797113][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.797195][ T32] dd20: d5b7d000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.797263][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.797409][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.797485][ T32] r5:80050013 r4:80239bb0 [ 1338.797531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.797607][ T32] r4:82ac21e4 [ 1338.797667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.797751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.797796][ T32] r4:e04bddc0 [ 1338.797829][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.797920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.797961][ T32] r4:00000000 [ 1338.797996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.798107][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.798150][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.798265][ T32] r5:00001000 r4:ed727000 [ 1338.798368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.798472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.798561][ T32] r5:85ef678c r4:85ef6400 [ 1338.798598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.798683][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.798718][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.798824][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.798898][ T32] r4:849ffe00 [ 1338.798935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.799107][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.799186][ T32] r4:00000001 [ 1338.799281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.799421][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.799481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.799624][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.799676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.799728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.799767][ T32] r4:84b392c0 [ 1338.799831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.799880][ T32] INFO: task kworker/0:256:4850 blocked for more than 465 seconds. [ 1338.799932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.799974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.800042][ T32] task:kworker/0:256 state:D stack:0 pid:4850 tgid:4850 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.800157][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.800226][ T32] Call trace: [ 1338.800296][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.800381][ T32] r10:8291a684 r9:eb399d84 r8:00000002 r7:60000113 r6:eb399d8c r5:85322400 [ 1338.800450][ T32] r4:85322400 [ 1338.800490][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.800589][ T32] r5:85322400 r4:8291a680 [ 1338.800641][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.800725][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.800885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1338.800928][ T32] r4:00000000 [ 1338.800961][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.801022][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.801095][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.801180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:841ab000 [ 1338.801392][ T32] r4:00000000 [ 1338.801453][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.801541][ T32] r9:83018005 r8:85322400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1338.801579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.801653][ T32] r5:00001000 r4:eae53000 [ 1338.801692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.801761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.801990][ T32] r5:852e078c r4:852e0400 [ 1338.802035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.802146][ T32] r7:dddced80 r6:83018000 r5:852e078c r4:8532e800 [ 1338.802212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.802360][ T32] r10:61c88647 r9:85322400 r8:8532e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.802428][ T32] r4:8532e800 [ 1338.823156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.823407][ T32] r10:00000000 r9:8532e800 r8:80287e08 r7:eb395e60 r6:849b1080 r5:85322400 [ 1338.823484][ T32] r4:00000001 [ 1338.823554][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.823674][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1338.823730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.823797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.824086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.824170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.824210][ T32] r4:85334e40 [ 1338.824920][ T32] INFO: task kworker/0:256:4850 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.824983][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.825151][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.825270][ T32] Call trace: [ 1338.825383][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.825477][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.825517][ T32] r4:00000000 [ 1338.825583][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.825811][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.825873][ T32] dd20: d5c45000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.825924][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.825967][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.826068][ T32] r5:80050013 r4:80239bb0 [ 1338.826105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.826180][ T32] r4:82ac21e4 [ 1338.826237][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.826317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.826354][ T32] r4:e04bddc0 [ 1338.826468][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.826551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.826591][ T32] r4:00000000 [ 1338.826623][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.826704][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.826739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.826818][ T32] r5:00001000 r4:ed727000 [ 1338.826875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.826949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.827024][ T32] r5:85ef678c r4:85ef6400 [ 1338.827057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.827138][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.827171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.827253][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.827312][ T32] r4:849ffe00 [ 1338.827347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.827462][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.827529][ T32] r4:00000001 [ 1338.827566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.827631][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.827698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.827750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.827801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.827874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.827914][ T32] r4:84b392c0 [ 1338.827959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.828007][ T32] INFO: task kworker/0:257:4853 blocked for more than 465 seconds. [ 1338.828059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.828208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.828263][ T32] task:kworker/0:257 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.828364][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.828463][ T32] Call trace: [ 1338.828577][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.828696][ T32] r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000013 r6:eb3a5d8c r5:85324800 [ 1338.828748][ T32] r4:85324800 [ 1338.828790][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.828889][ T32] r5:85324800 r4:8291a680 [ 1338.828925][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.829050][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.829176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 [ 1338.829219][ T32] r4:00000000 [ 1338.829297][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.829360][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.829423][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.829497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e040 [ 1338.829606][ T32] r4:00000000 [ 1338.829644][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.829723][ T32] r9:83018005 r8:85324800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1338.829805][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.829938][ T32] r5:00001000 r4:eaf33000 [ 1338.830000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.830138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.830215][ T32] r5:852e0b8c r4:852e0800 [ 1338.830269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.830354][ T32] r7:dddced80 r6:83018000 r5:852e0b8c r4:8532ea80 [ 1338.830388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.830471][ T32] r10:61c88647 r9:85324800 r8:8532eaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.830532][ T32] r4:8532ea80 [ 1338.830568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.830648][ T32] r10:00000000 r9:8532ea80 r8:80287e08 r7:eb399e60 r6:849b1100 r5:85324800 [ 1338.830684][ T32] r4:00000001 [ 1338.830715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.830774][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) [ 1338.830828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.830899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.831034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.831089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.831139][ T32] r4:8472e000 [ 1338.831522][ T32] INFO: task kworker/0:257:4853 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.831579][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.831683][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.831910][ T32] Call trace: [ 1338.831961][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.832073][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.832365][ T32] r4:00000000 [ 1338.832401][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.863039][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.863190][ T32] dd20: d621a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.863261][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.863310][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.863366][ T32] r5:80050013 r4:80239bb0 [ 1338.863430][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.863538][ T32] r4:82ac21e4 [ 1338.863585][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.863692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.863737][ T32] r4:e04bddc0 [ 1338.863792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.863874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.863911][ T32] r4:00000000 [ 1338.863945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.864070][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.864131][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.864213][ T32] r5:00001000 r4:ed727000 [ 1338.864247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.864314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.864386][ T32] r5:85ef678c r4:85ef6400 [ 1338.864421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.864529][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.864592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.864706][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.864745][ T32] r4:849ffe00 [ 1338.864829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.864918][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.864968][ T32] r4:00000001 [ 1338.865014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.865099][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.865147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.865196][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.865241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.865291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.865350][ T32] r4:84b392c0 [ 1338.865390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.865436][ T32] INFO: task kworker/0:258:4854 blocked for more than 465 seconds. [ 1338.865490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.865558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.865600][ T32] task:kworker/0:258 state:D stack:0 pid:4854 tgid:4854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.865731][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.865830][ T32] Call trace: [ 1338.865896][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.865988][ T32] r10:8291a684 r9:eb3a9d84 r8:00000002 r7:60000013 r6:eb3a9d8c r5:85325400 [ 1338.866047][ T32] r4:85325400 [ 1338.866106][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.866185][ T32] r5:85325400 r4:8291a680 [ 1338.866217][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.866284][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.866359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1338.866394][ T32] r4:00000000 [ 1338.866426][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.866485][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.866561][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.866638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e200 [ 1338.866697][ T32] r4:00000000 [ 1338.866755][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.866862][ T32] r9:83018005 r8:85325400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1338.866901][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.866997][ T32] r5:00001000 r4:eaf77000 [ 1338.867034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.867102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.867174][ T32] r5:852e0f8c r4:852e0c00 [ 1338.867206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.867284][ T32] r7:dddced80 r6:83018000 r5:852e0f8c r4:8532ea00 [ 1338.867316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.867397][ T32] r10:61c88647 r9:85325400 r8:8532ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.867435][ T32] r4:8532ea00 [ 1338.867467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.867562][ T32] r10:00000000 r9:8532ea00 r8:80287e08 r7:eb3a5e60 r6:849b1180 r5:85325400 [ 1338.867616][ T32] r4:00000001 [ 1338.867689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.867755][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1338.867807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.867857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.867926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.867981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.868039][ T32] r4:8472e000 [ 1338.868767][ T32] INFO: task kworker/0:258:4854 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.868854][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.869009][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.869094][ T32] Call trace: [ 1338.869160][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.869270][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.869318][ T32] r4:00000000 [ 1338.869383][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.869487][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.869566][ T32] dd20: d621a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.869635][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.869696][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.869753][ T32] r5:80050013 r4:80239bb0 [ 1338.869809][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.869906][ T32] r4:82ac21e4 [ 1338.869953][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.870035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.870088][ T32] r4:e04bddc0 [ 1338.870197][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.870317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.870368][ T32] r4:00000000 [ 1338.870412][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.870545][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.870602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.870737][ T32] r5:00001000 r4:ed727000 [ 1338.870805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.870912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.871014][ T32] r5:85ef678c r4:85ef6400 [ 1338.871078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.871186][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.871233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.871344][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.871419][ T32] r4:849ffe00 [ 1338.871467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.871556][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.871594][ T32] r4:00000001 [ 1338.871626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.871686][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.871731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.871798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.871896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.871951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.871988][ T32] r4:84b392c0 [ 1338.872044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.872097][ T32] INFO: task kworker/0:259:4856 blocked for more than 465 seconds. [ 1338.872143][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.872215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.872251][ T32] task:kworker/0:259 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.872325][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.872389][ T32] Call trace: [ 1338.872438][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.888879][ T32] r10:8291a684 r9:eb3b1d84 r8:00000002 r7:60000113 r6:eb3b1d8c r5:85323000 [ 1338.888955][ T32] r4:85323000 [ 1338.888992][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.889100][ T32] r5:85323000 r4:8291a680 [ 1338.889132][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.889199][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.889426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [ 1338.889469][ T32] r4:00000000 [ 1338.889533][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.889627][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.889709][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.889873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e5c0 [ 1338.889990][ T32] r4:00000000 [ 1338.890081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.890171][ T32] r9:83018005 r8:85323000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1338.890296][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.890378][ T32] r5:00001000 r4:eafd7000 [ 1338.890437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.890543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.890624][ T32] r5:852e1b8c r4:852e1800 [ 1338.890735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.890831][ T32] r7:dddced80 r6:83018000 r5:852e1b8c r4:8532eb00 [ 1338.890890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.890995][ T32] r10:61c88647 r9:85323000 r8:8532eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.891047][ T32] r4:8532eb00 [ 1338.891091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.891188][ T32] r10:00000000 r9:8532eb00 r8:80287e08 r7:eb3a9e60 r6:849b1200 r5:85323000 [ 1338.891235][ T32] r4:00000001 [ 1338.891276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.891358][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) [ 1338.891422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.891486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.891573][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.891649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.891690][ T32] r4:8472e1c0 [ 1338.892391][ T32] INFO: task kworker/0:259:4856 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.906025][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.906229][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.906364][ T32] Call trace: [ 1338.906446][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.906580][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.906625][ T32] r4:00000000 [ 1338.906661][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.906745][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.906818][ T32] dd20: d65c4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.906897][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.906979][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.907045][ T32] r5:80050013 r4:80239bb0 [ 1338.907093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.907171][ T32] r4:82ac21e4 [ 1338.907204][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.907463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.907710][ T32] r4:e04bddc0 [ 1338.907747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.907831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.907958][ T32] r4:00000000 [ 1338.908064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.908151][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.908190][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.908285][ T32] r5:00001000 r4:ed727000 [ 1338.908363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.908463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.908588][ T32] r5:85ef678c r4:85ef6400 [ 1338.908662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.908761][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.908804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.908903][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.908945][ T32] r4:849ffe00 [ 1338.908990][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.909100][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.909294][ T32] r4:00000001 [ 1338.909408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.909478][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.909525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.909701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.909753][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.909814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.909963][ T32] r4:84b392c0 [ 1338.910074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.910188][ T32] INFO: task kworker/0:260:4857 blocked for more than 465 seconds. [ 1338.910248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.910291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.910326][ T32] task:kworker/0:260 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.910402][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.910500][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.910680][ T32] r10:8291a684 r9:eb38dd84 r8:00000002 r7:60000113 r6:eb38dd8c r5:84a99800 ** 4 printk messages dropped ** [ 1338.910952][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.911027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb38de08 [ 1338.911141][ T32] r4:00000000 [ 1338.911179][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.911263][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.911327][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.911423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e340 [ 1338.911509][ T32] r4:00000000 [ 1338.911568][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.911666][ T32] r9:83018005 r8:84a99800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1338.911740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.911891][ T32] r5:00001000 r4:eaf8d000 [ 1338.911927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.912036][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.912192][ T32] r5:852e138c r4:852e1000 [ 1338.912228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.912331][ T32] r7:dddced80 r6:83018000 r5:852e138c r4:8532ec00 [ 1338.912459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.937216][ T32] r10:61c88647 r9:84a99800 r8:8532ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.937288][ T32] r4:8532ec00 [ 1338.937364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.937491][ T32] r10:00000000 r9:8532ec00 r8:80287e08 r7:eb3b1e60 r6:8532ec80 r5:84a99800 [ 1338.937558][ T32] r4:00000001 [ 1338.937597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.937668][ T32] Exception stack(0xeb38dfb0 to 0xeb38dff8) [ 1338.937787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.937844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.937902][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.937967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.938024][ T32] r4:8472e1c0 [ 1338.938751][ T32] INFO: task kworker/0:260:4857 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1338.938856][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.939007][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.939128][ T32] Call trace: [ 1338.939181][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1338.939369][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1338.939439][ T32] r4:00000000 [ 1338.939491][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.939572][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1338.939667][ T32] dd20: d696e000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1338.939758][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1338.939813][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1338.939856][ T32] r5:80050013 r4:80239bb0 [ 1338.939912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.939992][ T32] r4:82ac21e4 [ 1338.940025][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.940100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.940159][ T32] r4:e04bddc0 [ 1338.940194][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.940271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.940308][ T32] r4:00000000 [ 1338.940339][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.940419][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.940454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.940527][ T32] r5:00001000 r4:ed727000 [ 1338.940563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.940657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.940735][ T32] r5:85ef678c r4:85ef6400 [ 1338.940809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.940901][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.940936][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.941020][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.941056][ T32] r4:849ffe00 [ 1338.941109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.941195][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 10 printk messages dropped ** [ 1338.941887][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.941960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.942003][ T32] task:kworker/0:261 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.942100][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.942190][ T32] Call trace: [ 1338.942253][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1338.942349][ T32] r10:8291a684 r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:84a9a400 [ 1338.942391][ T32] r4:84a9a400 [ 1338.942511][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1338.952032][ T32] r5:84a9a400 r4:8291a680 [ 1338.952118][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.952254][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.952368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1338.952431][ T32] r4:00000000 [ 1338.952982][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1338.953101][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1338.953213][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.953324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e480 [ 1338.953389][ T32] r4:00000000 [ 1338.953438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.953562][ T32] r9:83018005 r8:84a9a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1338.953620][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1338.953956][ T32] r5:852e178c r4:852e1400 [ 1338.954017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.954263][ T32] r10:61c88647 r9:84a9a400 r8:8532edac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.954948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.956280][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1338.956849][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff ** 4 printk messages dropped ** [ 1338.957199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1338.957253][ T32] r4:e04bddc0 [ 1338.957292][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1338.957388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1338.957437][ T32] r4:00000000 [ 1338.957479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1338.957584][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1338.957664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.957775][ T32] r5:00001000 r4:ed727000 [ 1338.957830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.957931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.958031][ T32] r5:85ef678c r4:85ef6400 [ 1338.958078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.958181][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1338.958232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.958354][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.958411][ T32] r4:849ffe00 [ 1338.958458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.958582][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1338.958653][ T32] r4:00000001 [ 1338.958704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.958780][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1338.958837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.958886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.958931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.959004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.959045][ T32] r4:84b392c0 [ 1338.959080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.959124][ T32] INFO: task kworker/0:262:4863 blocked for more than 465 seconds. [ 1338.959209][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.959254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1338.959627][ T32] r4:84a9b000 ** 3 printk messages dropped ** [ 1338.959865][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.960448][ T32] r9:83018005 r8:84a9b000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 4 printk messages dropped ** [ 1338.960777][ T32] r5:852e278c r4:852e2400 [ 1338.960818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1338.961048][ T32] r4:8532ee00 ** 6 printk messages dropped ** [ 1338.961526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.993164][ T32] Call trace: ** 4 printk messages dropped ** [ 1338.993529][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1338.993970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 7 printk messages dropped ** [ 1338.994399][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1338.994798][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1338.995168][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.995586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.996140][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.996345][ T32] r4:84a9bc00 ** 4 printk messages dropped ** [ 1338.996740][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 ** 9 printk messages dropped ** [ 1338.997505][ T32] r5:00001000 r4:eaff7000 ** 2 printk messages dropped ** [ 1338.997705][ T32] r5:852e1f8c r4:852e1c00 ** 3 printk messages dropped ** [ 1338.997978][ T32] r10:61c88647 r9:84a9bc00 r8:8532ebac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1338.998656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.999906][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.000023][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.000084][ T32] r4:00000000 [ 1339.000131][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.000217][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.000278][ T32] dd20: d6f20000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.000352][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.000412][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.000469][ T32] r5:80050013 r4:80239bb0 [ 1339.000521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.000616][ T32] r4:82ac21e4 [ 1339.000686][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.000830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.000925][ T32] r4:e04bddc0 [ 1339.000963][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.001042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.001079][ T32] r4:00000000 [ 1339.001158][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.001244][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.001350][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.001429][ T32] r5:00001000 r4:ed727000 [ 1339.001463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.001560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.001715][ T32] r5:85ef678c r4:85ef6400 [ 1339.001763][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.001857][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.001891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.001984][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.002024][ T32] r4:849ffe00 [ 1339.002056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.002138][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.002185][ T32] r4:00000001 [ 1339.002248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.002323][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.002371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.002439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.026058][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.026201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.026244][ T32] r4:84b392c0 [ 1339.026284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.026349][ T32] INFO: task kworker/0:264:4866 blocked for more than 465 seconds. [ 1339.026468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.026541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.026583][ T32] task:kworker/0:264 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.026753][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.026917][ T32] Call trace: [ 1339.026970][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.027066][ T32] r10:8291a684 r9:eb3c1d84 r8:00000002 r7:60000013 r6:eb3c1d8c r5:84a9c800 [ 1339.027175][ T32] r4:84a9c800 [ 1339.027236][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.027316][ T32] r5:84a9c800 r4:8291a680 [ 1339.027561][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.027639][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.027716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1339.027753][ T32] r4:00000000 [ 1339.027790][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.027851][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.027938][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.028044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472e900 [ 1339.028158][ T32] r4:00000000 [ 1339.028208][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.028318][ T32] r9:83018005 r8:84a9c800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1339.028370][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.028467][ T32] r5:00001000 r4:eb023000 [ 1339.028515][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.028610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.028736][ T32] r5:852e238c r4:852e2000 [ 1339.028815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.028925][ T32] r7:dddced80 r6:83018000 r5:852e238c r4:8419f000 [ 1339.028983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.029096][ T32] r10:61c88647 r9:84a9c800 r8:8419f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.029168][ T32] r4:8419f000 [ 1339.029223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.029356][ T32] r10:00000000 r9:8419f000 r8:80287e08 r7:eb3bde60 r6:8419f180 r5:84a9c800 [ 1339.029456][ T32] r4:00000001 [ 1339.029510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.029597][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1339.029670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.029724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.029771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.029829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.029889][ T32] r4:8472e8c0 [ 1339.030575][ T32] INFO: task kworker/0:264:4866 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.030659][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.030781][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.030864][ T32] Call trace: [ 1339.030912][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.031027][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.031117][ T32] r4:00000000 [ 1339.031177][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.031268][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.031321][ T32] dd20: d7182000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.031376][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.031421][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.031487][ T32] r5:80050013 r4:80239bb0 [ 1339.031526][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.031601][ T32] r4:82ac21e4 [ 1339.031635][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.031711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.031748][ T32] r4:e04bddc0 [ 1339.031779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.031860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.031898][ T32] r4:00000000 [ 1339.032011][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.032191][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.032231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.032308][ T32] r5:00001000 r4:ed727000 [ 1339.032364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.032439][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.053071][ T32] r5:85ef678c r4:85ef6400 [ 1339.053202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.053331][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.053367][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.053474][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.053544][ T32] r4:849ffe00 [ 1339.053592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.053789][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.053838][ T32] r4:00000001 [ 1339.053873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.053939][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.053990][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.054040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.054086][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.054183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.054229][ T32] r4:84b392c0 [ 1339.054267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1339.054918][ T32] r10:8291a684 r9:eb3c5d84 r8:00000002 r7:60000113 r6:eb3c5d8c r5:84a9d400 ** 7 printk messages dropped ** [ 1339.055558][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1339.055803][ T32] r4:00000000 [ 1339.055836][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.055928][ T32] r9:83018005 r8:84a9d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1339.055967][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.056041][ T32] r5:00001000 r4:eb051000 [ 1339.056247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.056321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.056394][ T32] r5:852e2b8c r4:852e2800 [ 1339.056430][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.056510][ T32] r7:dddced80 r6:83018000 r5:852e2b8c r4:8419f080 [ 1339.056582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.056687][ T32] r10:61c88647 r9:84a9d400 r8:8419f0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.056725][ T32] r4:8419f080 [ 1339.056757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.056865][ T32] r10:00000000 r9:8419f080 r8:80287e08 r7:eb3bde60 r6:8419f280 r5:84a9d400 [ 1339.056905][ T32] r4:00000001 [ 1339.056954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.057018][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1339.057078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.057129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.057177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.057227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.057263][ T32] r4:8472e980 [ 1339.057953][ T32] INFO: task kworker/0:265:4868 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.058011][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.058142][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.058243][ T32] Call trace: [ 1339.058313][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.058443][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.058526][ T32] r4:00000000 [ 1339.058609][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.058701][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.058770][ T32] dd20: d7489000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.058851][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.058934][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.059039][ T32] r5:80050013 r4:80239bb0 [ 1339.059153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.059256][ T32] r4:82ac21e4 [ 1339.059315][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.059418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.059474][ T32] r4:e04bddc0 [ 1339.059519][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.059628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.059710][ T32] r4:00000000 [ 1339.059791][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.059945][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.060036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.060139][ T32] r5:00001000 r4:ed727000 [ 1339.060199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.060288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1339.060827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.061286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.061856][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.062309][ T32] r5:84a9e000 r4:8291a680 ** 4 printk messages dropped ** [ 1339.083241][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1339.084245][ T32] r5:852e2f8c r4:852e2c00 [ 1339.084307][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.084780][ T32] r10:00000000 r9:8419f100 r8:80287e08 r7:eb3c5e60 r6:8419f200 r5:84a9e000 ** 9 printk messages dropped ** [ 1339.086190][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.087088][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 9 printk messages dropped ** [ 1339.087778][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.088152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.088858][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1339.089407][ T32] r4:84b392c0 ** 3 printk messages dropped ** [ 1339.089658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1339.090265][ T32] r5:84a9ec00 r4:8291a680 ** 4 printk messages dropped ** [ 1339.090505][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1339.091268][ T32] r5:852e338c r4:852e3000 ** 1 printk messages dropped ** [ 1339.091419][ T32] r7:dddced80 r6:83018000 r5:852e338c r4:8419f300 ** 4 printk messages dropped ** [ 1339.091718][ T32] r10:00000000 r9:8419f300 r8:80287e08 r7:eb3c9e60 r6:8419f480 r5:84a9ec00 ** 10 printk messages dropped ** [ 1339.119323][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1339.119514][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.119643][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.119687][ T32] r4:00000000 [ 1339.119723][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.119801][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.119855][ T32] dd20: d77c4000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.119942][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.120007][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.120093][ T32] r5:80050013 r4:80239bb0 [ 1339.120199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.120287][ T32] r4:82ac21e4 [ 1339.120325][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.120403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.120442][ T32] r4:e04bddc0 [ 1339.120474][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.120561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.120637][ T32] r4:00000000 [ 1339.120706][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.120850][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.120898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.120975][ T32] r5:00001000 r4:ed727000 [ 1339.121009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.121076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.121170][ T32] r5:85ef678c r4:85ef6400 [ 1339.121208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.121292][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.121327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.121410][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.121451][ T32] r4:849ffe00 [ 1339.121541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.121657][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.121699][ T32] r4:00000001 [ 1339.121732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.121841][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.121912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.121966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.122013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.122085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.122126][ T32] r4:84b392c0 [ 1339.122163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.122209][ T32] INFO: task kworker/0:268:4875 blocked for more than 465 seconds. [ 1339.122262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.122327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.122365][ T32] task:kworker/0:268 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.122463][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.137082][ T32] Call trace: [ 1339.137147][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.137263][ T32] r10:8291a684 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:84a98c00 [ 1339.137303][ T32] r4:84a98c00 [ 1339.137336][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.137411][ T32] r5:84a98c00 r4:8291a680 [ 1339.137444][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.137512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.137597][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1339.137657][ T32] r4:00000000 [ 1339.137738][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.137804][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.137871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.137946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47580 [ 1339.137983][ T32] r4:00000000 [ 1339.138015][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.138107][ T32] r9:83018005 r8:84a98c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1339.138148][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.138248][ T32] r5:00001000 r4:eb0d9000 [ 1339.138296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.138426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.138532][ T32] r5:852e838c r4:852e8000 [ 1339.138577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.138661][ T32] r7:dddced80 r6:83018000 r5:852e838c r4:8419f380 [ 1339.138708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.138818][ T32] r10:61c88647 r9:84a98c00 r8:8419f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.138860][ T32] r4:8419f380 [ 1339.138894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.138977][ T32] r10:00000000 r9:8419f380 r8:80287e08 r7:eb3cde60 r6:8419f500 r5:84a98c00 [ 1339.139012][ T32] r4:00000001 [ 1339.139044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.139107][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1339.139157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.139206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.139250][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.139324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.139365][ T32] r4:84b47080 [ 1339.140060][ T32] INFO: task kworker/0:268:4875 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.140119][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.140220][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.140314][ T32] Call trace: [ 1339.140367][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.140456][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.140495][ T32] r4:00000000 [ 1339.140527][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.140637][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.140718][ T32] dd20: d7ac1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.140794][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.140863][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.140939][ T32] r5:80050013 r4:80239bb0 [ 1339.140986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.141061][ T32] r4:82ac21e4 [ 1339.141093][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.141167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.141203][ T32] r4:e04bddc0 [ 1339.141235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.141330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.141394][ T32] r4:00000000 [ 1339.141429][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.141510][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.141550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.141644][ T32] r5:00001000 r4:ed727000 [ 1339.141680][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.141770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.141851][ T32] r5:85ef678c r4:85ef6400 [ 1339.141884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.141969][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.142003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.142098][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.142148][ T32] r4:849ffe00 [ 1339.142182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.142287][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.142328][ T32] r4:00000001 [ 1339.142359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.142499][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.153083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.153155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.153202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.153258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.153308][ T32] r4:84b392c0 [ 1339.153348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.153411][ T32] INFO: task kworker/0:269:4876 blocked for more than 465 seconds. [ 1339.153487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.153533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.153587][ T32] task:kworker/0:269 state:D stack:0 pid:4876 tgid:4876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.153686][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.153774][ T32] Call trace: [ 1339.153827][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.153931][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000013 r6:eb3d5d8c r5:853c0000 [ 1339.153974][ T32] r4:853c0000 [ 1339.154019][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.154098][ T32] r5:853c0000 r4:8291a680 [ 1339.154133][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.154199][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.154274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1339.154312][ T32] r4:00000000 [ 1339.154343][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.154402][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.154464][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.154566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47040 [ 1339.154626][ T32] r4:00000000 [ 1339.154674][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.154773][ T32] r9:83018005 r8:853c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1339.154825][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.154906][ T32] r5:00001000 r4:eb08d000 [ 1339.154940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.155021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.155100][ T32] r5:852e378c r4:852e3400 [ 1339.155145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.155242][ T32] r7:dddced80 r6:83018000 r5:852e378c r4:8419f580 [ 1339.155282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.155366][ T32] r10:61c88647 r9:853c0000 r8:8419f5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.155403][ T32] r4:8419f580 [ 1339.155436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.155529][ T32] r10:00000000 r9:8419f580 r8:80287e08 r7:eb3d1e60 r6:8419f400 r5:853c0000 [ 1339.155575][ T32] r4:00000001 [ 1339.155608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.155674][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1339.155720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.155803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.155876][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.155941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.155981][ T32] r4:84b47080 [ 1339.156675][ T32] INFO: task kworker/0:269:4876 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.156758][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.156859][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.156931][ T32] Call trace: [ 1339.157015][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.157131][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.157173][ T32] r4:00000000 [ 1339.157208][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.157317][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.157371][ T32] dd20: d7ac1000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.157443][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.157505][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.157570][ T32] r5:80050013 r4:80239bb0 [ 1339.157650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.157728][ T32] r4:82ac21e4 [ 1339.157762][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.157840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.157878][ T32] r4:e04bddc0 [ 1339.157911][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.157985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.158033][ T32] r4:00000000 [ 1339.158080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.158166][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.158204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.158297][ T32] r5:00001000 r4:ed727000 [ 1339.158347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.158443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.158555][ T32] r5:85ef678c r4:85ef6400 [ 1339.158604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.158740][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.158797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.158921][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.158989][ T32] r4:849ffe00 [ 1339.159041][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.159133][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.159201][ T32] r4:00000001 [ 1339.159365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.159436][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.159504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.159584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.159657][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.159712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.159750][ T32] r4:84b392c0 [ 1339.159784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.159827][ T32] INFO: task kworker/0:270:4879 blocked for more than 465 seconds. [ 1339.159871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.159910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.159956][ T32] task:kworker/0:270 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.160037][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.160220][ T32] Call trace: [ 1339.160290][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.160388][ T32] r10:8291a684 r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:853c0c00 [ 1339.160448][ T32] r4:853c0c00 [ 1339.160502][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.160589][ T32] r5:853c0c00 r4:8291a680 [ 1339.160639][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.160712][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.160789][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1339.160861][ T32] r4:00000000 [ 1339.160902][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.160984][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1339.161164][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.161341][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.161645][ T32] r5:852e3b8c r4:852e3800 [ 1339.161683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.161906][ T32] r10:61c88647 r9:853c0c00 r8:8419f62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1339.162090][ T32] r10:00000000 r9:8419f600 r8:80287e08 r7:eb3d1e60 r6:8419f700 r5:853c0c00 ** 5 printk messages dropped ** [ 1339.162391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.197412][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1339.197571][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1339.198101][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.198148][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.198196][ T32] r5:80050013 r4:80239bb0 [ 1339.198243][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.198341][ T32] r4:82ac21e4 [ 1339.198406][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.198531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.198597][ T32] r4:e04bddc0 [ 1339.198631][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.198736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.198812][ T32] r4:00000000 [ 1339.198852][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.198958][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.199065][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.199143][ T32] r5:00001000 r4:ed727000 [ 1339.199178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.199262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.199349][ T32] r5:85ef678c r4:85ef6400 [ 1339.199407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.199495][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.199531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.199644][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.199687][ T32] r4:849ffe00 [ 1339.199721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.199827][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.199891][ T32] r4:00000001 [ 1339.199928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.199991][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.200036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.200087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.200133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.200184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.200220][ T32] r4:84b392c0 [ 1339.200254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.200298][ T32] INFO: task kworker/0:271:4880 blocked for more than 465 seconds. [ 1339.200360][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.200406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.200450][ T32] task:kworker/0:271 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.200528][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.200641][ T32] Call trace: [ 1339.200744][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.200833][ T32] r10:8291a684 r9:eb3ddd84 r8:00000002 r7:60000113 r6:eb3ddd8c r5:853c1800 [ 1339.200871][ T32] r4:853c1800 [ 1339.200904][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.200979][ T32] r5:853c1800 r4:8291a680 [ 1339.201024][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.201097][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.201193][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1339.201235][ T32] r4:00000000 [ 1339.201267][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.201327][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.201396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.201496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47300 [ 1339.201564][ T32] r4:00000000 [ 1339.201622][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.201705][ T32] r9:83018005 r8:853c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1339.201761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.201853][ T32] r5:00001000 r4:eb0c3000 [ 1339.201905][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.201979][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.202076][ T32] r5:852e3f8c r4:852e3c00 [ 1339.202122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.202207][ T32] r7:dddced80 r6:83018000 r5:852e3f8c r4:8419f780 [ 1339.202242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.202324][ T32] r10:61c88647 r9:853c1800 r8:8419f7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.202361][ T32] r4:8419f780 [ 1339.202393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.223002][ T32] r10:00000000 r9:8419f780 r8:80287e08 r7:eb3d1e60 r6:8419f680 r5:853c1800 [ 1339.223064][ T32] r4:00000001 [ 1339.223101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.223193][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1339.223243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.223293][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.223363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.223427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.223465][ T32] r4:84b47480 [ 1339.224161][ T32] INFO: task kworker/0:271:4880 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.224225][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.224342][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.224447][ T32] Call trace: [ 1339.224502][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.224602][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.224669][ T32] r4:00000000 [ 1339.224714][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.224782][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.224833][ T32] dd20: d83ea000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.224883][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.224926][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.224966][ T32] r5:80050013 r4:80239bb0 [ 1339.224999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.225095][ T32] r4:82ac21e4 [ 1339.225142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.225223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.225260][ T32] r4:e04bddc0 [ 1339.225291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.225393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.225436][ T32] r4:00000000 [ 1339.225469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.225558][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.225616][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.225696][ T32] r5:00001000 r4:ed727000 [ 1339.225730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.225800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.225876][ T32] r5:85ef678c r4:85ef6400 [ 1339.225908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.226008][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.226070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.226158][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.226206][ T32] r4:849ffe00 [ 1339.226289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.226376][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.226413][ T32] r4:00000001 [ 1339.226466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.226532][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.226582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.226632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.226677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.226727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.226763][ T32] r4:84b392c0 [ 1339.226803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.226846][ T32] INFO: task kworker/0:272:4882 blocked for more than 465 seconds. [ 1339.226894][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.226958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.226995][ T32] task:kworker/0:272 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.227095][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.227238][ T32] Call trace: [ 1339.227446][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.227535][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:85323c00 [ 1339.227578][ T32] r4:85323c00 [ 1339.227633][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.227711][ T32] r5:85323c00 r4:8291a680 [ 1339.227744][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.227823][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.227920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1339.227962][ T32] r4:00000000 [ 1339.227993][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.228053][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.228110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.228218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47600 [ 1339.228295][ T32] r4:00000000 [ 1339.228347][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.228473][ T32] r9:83018005 r8:85323c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1339.228523][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.228608][ T32] r5:00001000 r4:eb1bb000 [ 1339.228658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.228728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.228804][ T32] r5:852e878c r4:852e8400 [ 1339.228872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.228961][ T32] r7:dddced80 r6:83018000 r5:852e878c r4:8419f800 [ 1339.228996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.229097][ T32] r10:61c88647 r9:85323c00 r8:8419f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.229146][ T32] r4:8419f800 [ 1339.229182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.229263][ T32] r10:00000000 r9:8419f800 r8:80287e08 r7:eb3d1e60 r6:849b1280 r5:85323c00 [ 1339.229299][ T32] r4:00000001 [ 1339.229330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.229391][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1339.229479][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.229531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.229583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.229645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.229685][ T32] r4:84b47540 [ 1339.230052][ T32] INFO: task kworker/0:272:4882 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.230161][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.230289][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.230364][ T32] Call trace: [ 1339.230427][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.230517][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.230585][ T32] r4:00000000 [ 1339.230633][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.230761][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.230815][ T32] dd20: d83ea000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.230866][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.230932][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.230976][ T32] r5:80050013 r4:80239bb0 [ 1339.231019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.231092][ T32] r4:82ac21e4 [ 1339.231123][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.231197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.231234][ T32] r4:e04bddc0 [ 1339.231270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.231344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.231381][ T32] r4:00000000 [ 1339.231426][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.231511][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.231552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.231648][ T32] r5:00001000 r4:ed727000 [ 1339.231710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.231782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.231856][ T32] r5:85ef678c r4:85ef6400 [ 1339.231889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.231989][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.232027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.232110][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.232158][ T32] r4:849ffe00 [ 1339.232204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.232290][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.232350][ T32] r4:00000001 [ 1339.232385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.250197][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.250311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.250367][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.250449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.250531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.250606][ T32] r4:84b392c0 [ 1339.250649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.250718][ T32] INFO: task kworker/0:273:4884 blocked for more than 465 seconds. [ 1339.250773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.250819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.250855][ T32] task:kworker/0:273 state:D stack:0 pid:4884 tgid:4884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.250982][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.251070][ T32] Call trace: [ 1339.251120][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.251213][ T32] r10:8291a684 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:85326000 [ 1339.251273][ T32] r4:85326000 [ 1339.251332][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.251412][ T32] r5:85326000 r4:8291a680 [ 1339.251468][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.251546][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.251624][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1339.251663][ T32] r4:00000000 [ 1339.251695][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.251775][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.251869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.251956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b477c0 [ 1339.251995][ T32] r4:00000000 [ 1339.252038][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.252158][ T32] r9:83018005 r8:85326000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1339.252198][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.252274][ T32] r5:00001000 r4:eb1cd000 [ 1339.252307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.252397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.265587][ T32] r5:852e8b8c r4:852e8800 [ 1339.265690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.265814][ T32] r7:dddced80 r6:83018000 r5:852e8b8c r4:8419f980 [ 1339.265862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.265949][ T32] r10:61c88647 r9:85326000 r8:8419f9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.265988][ T32] r4:8419f980 [ 1339.266072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.266161][ T32] r10:00000000 r9:8419f980 r8:80287e08 r7:eb3e9e60 r6:849b1300 r5:85326000 [ 1339.266201][ T32] r4:00000001 [ 1339.266234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.266299][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1339.266369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.266424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.266473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.266543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.266595][ T32] r4:84b47640 [ 1339.267199][ T32] INFO: task kworker/0:273:4884 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.267256][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.267394][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.267499][ T32] Call trace: [ 1339.267554][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.267667][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.267734][ T32] r4:00000000 [ 1339.267772][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.267844][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.267894][ T32] dd20: d86e5000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.267966][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.268014][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.268057][ T32] r5:80050013 r4:80239bb0 [ 1339.268091][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.268184][ T32] r4:82ac21e4 [ 1339.268238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.268343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.268398][ T32] r4:e04bddc0 [ 1339.268461][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.268578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.268666][ T32] r4:00000000 [ 1339.268716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.268821][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.268869][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.268961][ T32] r5:00001000 r4:ed727000 [ 1339.269058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.269171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.269267][ T32] r5:85ef678c r4:85ef6400 [ 1339.269321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.269433][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.269477][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.269582][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.269628][ T32] r4:849ffe00 [ 1339.269682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.269798][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.269868][ T32] r4:00000001 [ 1339.269918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.270003][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.270064][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.270132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.270190][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.270252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.270300][ T32] r4:84b392c0 [ 1339.270342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.270427][ T32] INFO: task kworker/0:274:4886 blocked for more than 465 seconds. [ 1339.270496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.270608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.270663][ T32] task:kworker/0:274 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.270777][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.270884][ T32] Call trace: [ 1339.270955][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.271063][ T32] r10:8291a684 r9:eb3f9d84 r8:00000002 r7:60000013 r6:eb3f9d8c r5:85320000 [ 1339.271116][ T32] r4:85320000 [ 1339.271184][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.271287][ T32] r5:85320000 r4:8291a680 [ 1339.271335][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.271423][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.271560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 [ 1339.271653][ T32] r4:00000000 [ 1339.271716][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.271810][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.271890][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.271989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47b00 [ 1339.272066][ T32] r4:00000000 [ 1339.272117][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.272218][ T32] r9:83018005 r8:85320000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1339.272266][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.272362][ T32] r5:00001000 r4:eb217000 [ 1339.272411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.293049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.293166][ T32] r5:852e938c r4:852e9000 [ 1339.293233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.293326][ T32] r7:dddced80 r6:83018000 r5:852e938c r4:8419f900 [ 1339.293361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.293445][ T32] r10:61c88647 r9:85320000 r8:8419f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.293546][ T32] r4:8419f900 [ 1339.293585][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.293717][ T32] r10:00000000 r9:8419f900 r8:80287e08 r7:eb3f1e60 r6:849b1380 r5:85320000 [ 1339.293824][ T32] r4:00000001 [ 1339.293863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.293930][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1339.293980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.294030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.294089][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.294145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.294192][ T32] r4:84b47700 [ 1339.294824][ T32] INFO: task kworker/0:274:4886 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.294896][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.295003][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.295104][ T32] Call trace: [ 1339.295167][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.295262][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.295301][ T32] r4:00000000 [ 1339.295333][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.295399][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.295448][ T32] dd20: d88cf000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.295498][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.295597][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.295649][ T32] r5:80050013 r4:80239bb0 [ 1339.295684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.295756][ T32] r4:82ac21e4 [ 1339.295790][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.295867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.295904][ T32] r4:e04bddc0 [ 1339.295935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.296020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.296094][ T32] r4:00000000 [ 1339.296229][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.296317][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.296353][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.296427][ T32] r5:00001000 r4:ed727000 [ 1339.296491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.296572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.296689][ T32] r5:85ef678c r4:85ef6400 [ 1339.296768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.296881][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.296920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.297005][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.297052][ T32] r4:849ffe00 [ 1339.297093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.297177][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.297224][ T32] r4:00000001 [ 1339.297280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.297347][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.297414][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.297466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.297525][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.297585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.297622][ T32] r4:84b392c0 [ 1339.297655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.297907][ T32] INFO: task kworker/0:275:4887 blocked for more than 465 seconds. [ 1339.297997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.298059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.298096][ T32] task:kworker/0:275 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.298175][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.298265][ T32] Call trace: [ 1339.298332][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.298450][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:85313c00 [ 1339.298506][ T32] r4:85313c00 [ 1339.298565][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.298665][ T32] r5:85313c00 r4:8291a680 [ 1339.298714][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.298808][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.298910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3fde08 [ 1339.298990][ T32] r4:00000000 [ 1339.299065][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.299153][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.299232][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.299327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47980 [ 1339.299377][ T32] r4:00000000 [ 1339.299423][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.299529][ T32] r9:83018005 r8:85313c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1339.299584][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.299704][ T32] r5:00001000 r4:eb1ef000 [ 1339.299752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.299825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.299898][ T32] r5:852e8f8c r4:852e8c00 [ 1339.299974][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.300062][ T32] r7:dddced80 r6:83018000 r5:852e8f8c r4:8419fa00 [ 1339.300096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.300204][ T32] r10:61c88647 r9:85313c00 r8:8419fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.300244][ T32] r4:8419fa00 [ 1339.300299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.300385][ T32] r10:00000000 r9:8419fa00 r8:80287e08 r7:eb3f9e60 r6:849b1400 r5:85313c00 [ 1339.300423][ T32] r4:00000001 [ 1339.300454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.300515][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) [ 1339.300567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.300619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.300686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.300739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.300792][ T32] r4:84b47700 [ 1339.301161][ T32] INFO: task kworker/0:275:4887 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.301238][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.301371][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.301459][ T32] Call trace: [ 1339.301507][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.301603][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.301641][ T32] r4:00000000 [ 1339.301673][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.301792][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.301873][ T32] dd20: d88cf000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.301927][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.301979][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.302072][ T32] r5:80050013 r4:80239bb0 [ 1339.302108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.302201][ T32] r4:82ac21e4 [ 1339.302261][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.302363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.302438][ T32] r4:e04bddc0 [ 1339.321070][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.321239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.321313][ T32] r4:00000000 [ 1339.321353][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.321450][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.321502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.321593][ T32] r5:00001000 r4:ed727000 [ 1339.321627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.321695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.321768][ T32] r5:85ef678c r4:85ef6400 [ 1339.321802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.321897][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.321956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.322046][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.322119][ T32] r4:849ffe00 [ 1339.322157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.322266][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.322383][ T32] r4:00000001 [ 1339.322438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.329190][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.329301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.329383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.329442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.329509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.329596][ T32] r4:84b392c0 [ 1339.329647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.329705][ T32] INFO: task kworker/1:605:4890 blocked for more than 465 seconds. [ 1339.329766][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.329842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.329903][ T32] task:kworker/1:605 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.330021][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.330154][ T32] Call trace: [ 1339.330224][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.330363][ T32] r10:8291a684 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:8531ec00 [ 1339.330465][ T32] r4:8531ec00 [ 1339.330527][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.330638][ T32] r5:8531ec00 r4:8291a680 [ 1339.330701][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.330786][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.330895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1339.330944][ T32] r4:00000000 [ 1339.331008][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.331081][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.331154][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.331245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ae00 [ 1339.331305][ T32] r4:00000000 [ 1339.331352][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.331478][ T32] r9:83018205 r8:8531ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1339.331562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.331666][ T32] r5:00001000 r4:eb549000 [ 1339.331712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.331806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.331904][ T32] r5:8544d78c r4:8544d400 [ 1339.331969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.332080][ T32] r7:ddde2d80 r6:83018200 r5:8544d78c r4:849b1480 [ 1339.332128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.332268][ T32] r10:61c88647 r9:8531ec00 r8:849b14ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.332346][ T32] r4:849b1480 [ 1339.332393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.347627][ T32] r10:00000000 r9:849b1480 r8:80287e08 r7:eb1ede60 r6:849b1600 r5:8531ec00 [ 1339.347685][ T32] r4:00000001 [ 1339.347722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.347811][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1339.347862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.347913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.347983][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.348082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.348133][ T32] r4:849d2640 [ 1339.348916][ T32] INFO: task kworker/1:605:4890 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.349019][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.349150][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.349258][ T32] Call trace: [ 1339.349327][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.349450][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.349514][ T32] r4:00000000 [ 1339.349566][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.349698][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.349777][ T32] dd20: d8e61000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.349854][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.349913][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.349967][ T32] r5:80050013 r4:80239bb0 [ 1339.350013][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.350106][ T32] r4:82ac21e4 [ 1339.350169][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.350298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.350355][ T32] r4:e04bddc0 [ 1339.350402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.350500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.350562][ T32] r4:00000000 [ 1339.350607][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.350707][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.350755][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.350860][ T32] r5:00001000 r4:ed727000 [ 1339.350922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.351012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.351116][ T32] r5:85ef678c r4:85ef6400 [ 1339.351163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.351268][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.351315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.351415][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.351464][ T32] r4:849ffe00 [ 1339.351507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.351641][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.351708][ T32] r4:00000001 [ 1339.351753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.351854][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.351920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.352000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.352070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.352136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.352183][ T32] r4:84b392c0 [ 1339.352263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.352322][ T32] INFO: task kworker/0:276:4892 blocked for more than 465 seconds. [ 1339.352378][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.352445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.361945][ T32] task:kworker/0:276 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.362101][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.362292][ T32] Call trace: [ 1339.362401][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.363103][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:853e0000 [ 1339.363155][ T32] r4:853e0000 [ 1339.363214][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.363335][ T32] r5:853e0000 r4:8291a680 [ 1339.363373][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.363464][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.363551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1339.363619][ T32] r4:00000000 [ 1339.363655][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.363715][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.363780][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.363900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47c40 [ 1339.363942][ T32] r4:00000000 [ 1339.363985][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.364072][ T32] r9:83018005 r8:853e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1339.364108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.364184][ T32] r5:00001000 r4:eb22d000 [ 1339.364217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.364307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.364390][ T32] r5:852e978c r4:852e9400 [ 1339.364424][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.364506][ T32] r7:dddced80 r6:83018000 r5:852e978c r4:8419f880 [ 1339.364546][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.364659][ T32] r10:61c88647 r9:853e0000 r8:8419f8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.364705][ T32] r4:8419f880 [ 1339.364738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.364824][ T32] r10:00000000 r9:8419f880 r8:80287e08 r7:eb3f9e60 r6:849b1500 r5:853e0000 [ 1339.364898][ T32] r4:00000001 [ 1339.364935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.365000][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1339.365049][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.365098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.365144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.365196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.365254][ T32] r4:84b47940 [ 1339.365915][ T32] INFO: task kworker/0:276:4892 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.365999][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.366102][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.366195][ T32] Call trace: [ 1339.366259][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.366371][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.366415][ T32] r4:00000000 [ 1339.366459][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.366555][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.366610][ T32] dd20: d8e61000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.366662][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.366705][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.366748][ T32] r5:80050013 r4:80239bb0 [ 1339.366782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.366855][ T32] r4:82ac21e4 [ 1339.366888][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.366963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.367000][ T32] r4:e04bddc0 [ 1339.367031][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.367230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.367294][ T32] r4:00000000 [ 1339.367331][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.367440][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.367481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.367561][ T32] r5:00001000 r4:ed727000 [ 1339.367782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.367857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.368004][ T32] r5:85ef678c r4:85ef6400 [ 1339.368125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.368238][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.368289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.368406][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.368459][ T32] r4:849ffe00 [ 1339.368504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.368644][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.368708][ T32] r4:00000001 [ 1339.368794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.368889][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.368951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.369024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.369150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.369262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.369340][ T32] r4:84b392c0 [ 1339.369391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.369467][ T32] INFO: task kworker/0:277:4894 blocked for more than 465 seconds. [ 1339.369532][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.369594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.369639][ T32] task:kworker/0:277 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.369735][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.369856][ T32] Call trace: [ 1339.369961][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.370093][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000013 r6:eb405d8c r5:853e0c00 [ 1339.370237][ T32] r4:853e0c00 [ 1339.370294][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.370454][ T32] r5:853e0c00 r4:8291a680 [ 1339.370508][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.370610][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.370712][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1339.370765][ T32] r4:00000000 [ 1339.370810][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.370930][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.371022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.371122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21000 [ 1339.371270][ T32] r4:00000000 [ 1339.371377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.371492][ T32] r9:83018005 r8:853e0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1339.371572][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.371706][ T32] r5:00001000 r4:eb27d000 [ 1339.371774][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.371868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.371965][ T32] r5:852ea78c r4:852ea400 [ 1339.372129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.372247][ T32] r7:dddced80 r6:83018000 r5:852ea78c r4:8419fb00 [ 1339.372342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.396642][ T32] r10:61c88647 r9:853e0c00 r8:8419fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.396994][ T32] r4:8419fb00 [ 1339.397109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.397221][ T32] r10:00000000 r9:8419fb00 r8:80287e08 r7:eb401e60 r6:849b1580 r5:853e0c00 [ 1339.397254][ T32] r4:00000001 [ 1339.397356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.397455][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) [ 1339.397607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.397657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.397697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.397742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.397774][ T32] r4:84b47a40 [ 1339.398312][ T32] INFO: task kworker/0:277:4894 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.398518][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.398639][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.398868][ T32] Call trace: [ 1339.398997][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.399063][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.399121][ T32] r4:00000000 [ 1339.399147][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.399198][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.399332][ T32] dd20: d9375000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.399744][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.399777][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.399864][ T32] r5:80050013 r4:80239bb0 [ 1339.399979][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.400089][ T32] r4:82ac21e4 [ 1339.400114][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1339.400407][ T32] r4:00000000 [ 1339.400428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.400481][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.400504][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.400604][ T32] r5:00001000 r4:ed727000 [ 1339.400661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.400712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.400759][ T32] r5:85ef678c r4:85ef6400 [ 1339.400779][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.400898][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.401019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.401077][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.401102][ T32] r4:849ffe00 [ 1339.401128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.401292][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.401500][ T32] r4:00000001 [ 1339.401525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.401610][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.401724][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.401758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.401787][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.401845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.401873][ T32] r4:84b392c0 [ 1339.402030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.402091][ T32] INFO: task kworker/0:278:4895 blocked for more than 465 seconds. [ 1339.402288][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.402421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.402449][ T32] task:kworker/0:278 state:D stack:0 pid:4895 tgid:4895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.419448][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.419586][ T32] Call trace: [ 1339.419666][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.419737][ T32] r10:8291a684 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:853e1800 [ 1339.419764][ T32] r4:853e1800 [ 1339.419785][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.419834][ T32] r5:853e1800 r4:8291a680 [ 1339.419895][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.419968][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.420019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1339.420078][ T32] r4:00000000 [ 1339.420102][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.420140][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.420181][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.420226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47dc0 [ 1339.420286][ T32] r4:00000000 [ 1339.420310][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.420363][ T32] r9:83018005 r8:853e1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1339.420418][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.420500][ T32] r5:00001000 r4:eb24f000 [ 1339.420524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.420607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.420694][ T32] r5:852e9b8c r4:852e9800 [ 1339.420729][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.420786][ T32] r7:dddced80 r6:83018000 r5:852e9b8c r4:8419fc00 [ 1339.420808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.420919][ T32] r4:8419fc00 ** 2 printk messages dropped ** [ 1339.421267][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.421532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.422207][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.422403][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.432997][ T32] dd20: d9ea7000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1339.433306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 2 printk messages dropped ** [ 1339.433393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.433429][ T32] r4:00000000 [ 1339.433449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.433501][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.433565][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.433620][ T32] r5:00001000 r4:ed727000 [ 1339.433681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.433753][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.433824][ T32] r5:85ef678c r4:85ef6400 [ 1339.433848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.433899][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.433921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.434002][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.434050][ T32] r4:849ffe00 [ 1339.434074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.434157][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.434183][ T32] r4:00000001 [ 1339.434204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.434243][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.434272][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.434303][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.434366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.434400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.434432][ T32] r4:84b392c0 [ 1339.434456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.434486][ T32] INFO: task kworker/0:279:4898 blocked for more than 465 seconds. [ 1339.434546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.434577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.434600][ T32] task:kworker/0:279 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.434693][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.434802][ T32] Call trace: [ 1339.434839][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.434910][ T32] r10:8291a684 r9:eb411d84 r8:00000002 r7:60000113 r6:eb411d8c r5:853e3000 ** 5 printk messages dropped ** [ 1339.435174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 ** 4 printk messages dropped ** [ 1339.435462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47e40 ** 6 printk messages dropped ** [ 1339.435751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.435801][ T32] r5:852e9f8c r4:852e9c00 ** 2 printk messages dropped ** [ 1339.435916][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.436233][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.436571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.437290][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.437488][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.437625][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 6 printk messages dropped ** [ 1339.437924][ T32] r4:e04bddc0 ** 3 printk messages dropped ** [ 1339.438066][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.438497][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1339.438808][ T32] r4:00000001 [ 1339.438831][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.438869][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.438898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.438927][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.438956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.439014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.439040][ T32] r4:84b392c0 [ 1339.439062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.439087][ T32] INFO: task kworker/0:280:4900 blocked for more than 465 seconds. [ 1339.439116][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.439140][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.439164][ T32] task:kworker/0:280 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.439213][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.439286][ T32] Call trace: [ 1339.439348][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.439401][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:853e3c00 [ 1339.439464][ T32] r4:853e3c00 [ 1339.439516][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.439571][ T32] r5:853e3c00 r4:8291a680 [ 1339.439623][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.439669][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.439716][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1339.439740][ T32] r4:00000000 [ 1339.439759][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.439795][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.439831][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.439875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8472ee40 [ 1339.439921][ T32] r4:00000000 [ 1339.439945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.440022][ T32] r9:83018005 r8:853e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1339.440048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.440126][ T32] r5:00001000 r4:eb265000 [ 1339.440177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.440263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.440312][ T32] r5:852ea38c r4:852ea000 [ 1339.440333][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.440382][ T32] r7:dddced80 r6:83018000 r5:852ea38c r4:8419fc80 [ 1339.440404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.440498][ T32] r10:61c88647 r9:853e3c00 r8:8419fcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.440524][ T32] r4:8419fc80 [ 1339.440552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.440646][ T32] r10:00000000 r9:8419fc80 r8:80287e08 r7:eb405e60 r6:849b1780 r5:853e3c00 [ 1339.440676][ T32] r4:00000001 [ 1339.440696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.440736][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1339.440764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.440794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.440822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.440852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.440874][ T32] r4:84b47c00 [ 1339.441140][ T32] INFO: task kworker/0:280:4900 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.441175][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.441281][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.441357][ T32] Call trace: [ 1339.441430][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.441500][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.441527][ T32] r4:00000000 [ 1339.441553][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.441596][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.441626][ T32] dd20: d9ea7000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.441656][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.441682][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.441707][ T32] r5:80050013 r4:80239bb0 [ 1339.441756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.441804][ T32] r4:82ac21e4 [ 1339.441825][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.441870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.441955][ T32] r4:e04bddc0 [ 1339.441978][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.442025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.442048][ T32] r4:00000000 [ 1339.442099][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.442154][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 3 printk messages dropped ** [ 1339.442314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.469898][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.469927][ T32] r4:849ffe00 [ 1339.469986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.470089][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.470116][ T32] r4:00000001 [ 1339.470142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.470213][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.470279][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.470314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.470344][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.470395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.470458][ T32] r4:84b392c0 [ 1339.470486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.470517][ T32] INFO: task kworker/0:281:4902 blocked for more than 465 seconds. [ 1339.470586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.470616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.470639][ T32] task:kworker/0:281 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.470728][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.470777][ T32] Call trace: [ 1339.470810][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.470865][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:853e4800 [ 1339.470889][ T32] r4:853e4800 [ 1339.470908][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.470954][ T32] r5:853e4800 r4:8291a680 [ 1339.470974][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.471049][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.471100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1339.471147][ T32] r4:00000000 [ 1339.471201][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.471242][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.471314][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.471396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21480 ** 1 printk messages dropped ** [ 1339.471492][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.471755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1339.471820][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.472195][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.472366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.479244][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.479526][ T32] dd20: da619000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 9 printk messages dropped ** [ 1339.479937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 7 printk messages dropped ** [ 1339.480308][ T32] r5:85ef678c r4:85ef6400 ** 5 printk messages dropped ** [ 1339.480555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1339.480843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.481174][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1339.481455][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.481508][ T32] r10:8291a684 r9:eb425d84 r8:00000002 r7:60000013 r6:eb425d8c r5:853e5400 [ 1339.481531][ T32] r4:853e5400 [ 1339.481568][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.481650][ T32] r5:853e5400 r4:8291a680 [ 1339.481674][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.481717][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.481796][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb425e08 [ 1339.481822][ T32] r4:00000000 [ 1339.481875][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.481916][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.481982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.482089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21200 [ 1339.482144][ T32] r4:00000000 [ 1339.482168][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.482217][ T32] r9:83018005 r8:853e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1339.482239][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.482283][ T32] r5:00001000 r4:eb419000 [ 1339.482304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.482378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.495387][ T32] r5:852eab8c r4:852ea800 [ 1339.495489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.495601][ T32] r7:dddced80 r6:83018000 r5:852eab8c r4:8419fe00 [ 1339.495628][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.495682][ T32] r10:61c88647 r9:853e5400 r8:8419fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.495738][ T32] r4:8419fe00 [ 1339.495799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.495883][ T32] r10:00000000 r9:8419fe00 r8:80287e08 r7:eb41de60 r6:849b1880 r5:853e5400 [ 1339.495922][ T32] r4:00000001 [ 1339.495945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.495986][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1339.496017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.496077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.496140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.496174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.496197][ T32] r4:84b211c0 [ 1339.496642][ T32] INFO: task kworker/0:282:4904 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.496684][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.496819][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.496904][ T32] Call trace: [ 1339.496948][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.497026][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.497089][ T32] r4:00000000 [ 1339.497112][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.497156][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.497214][ T32] dd20: daf1a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.497283][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.497312][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.497339][ T32] r5:80050013 r4:80239bb0 [ 1339.497359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.497417][ T32] r4:82ac21e4 [ 1339.497440][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1339.497731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.498266][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1339.498598][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.498852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1339.499126][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.499206][ T32] r10:8291a684 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:853e6000 [ 1339.499234][ T32] r4:853e6000 [ 1339.499258][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.499307][ T32] r5:853e6000 r4:8291a680 [ 1339.499327][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.499368][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.499457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1339.499517][ T32] r4:00000000 [ 1339.499548][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.499590][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.499658][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.499708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21340 [ 1339.499732][ T32] r4:00000000 [ 1339.499752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.499830][ T32] r9:83018005 r8:853e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1339.499857][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.499904][ T32] r5:00001000 r4:eb427000 [ 1339.499924][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.499995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.500075][ T32] r5:852eaf8c r4:852eac00 [ 1339.500098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.500149][ T32] r7:dddced80 r6:83018000 r5:852eaf8c r4:8419fe80 [ 1339.500171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.500222][ T32] r10:61c88647 r9:853e6000 r8:8419feac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.500274][ T32] r4:8419fe80 [ 1339.500316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.500368][ T32] r10:00000000 r9:8419fe80 r8:80287e08 r7:eb41de60 r6:849b1900 r5:853e6000 [ 1339.500423][ T32] r4:00000001 [ 1339.500447][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.500518][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1339.500590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.500638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.500668][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.500699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.500722][ T32] r4:84b21280 [ 1339.500940][ T32] INFO: task kworker/0:283:4906 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.500981][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.501109][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.501220][ T32] Call trace: [ 1339.501252][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.501336][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.501364][ T32] r4:00000000 [ 1339.501384][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.501463][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.501496][ T32] dd20: daf1a000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.501563][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.501615][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.501655][ T32] r5:80050013 r4:80239bb0 [ 1339.501679][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.501725][ T32] r4:82ac21e4 [ 1339.501747][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.501850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.501878][ T32] r4:e04bddc0 [ 1339.501899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.501945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.501967][ T32] r4:00000000 [ 1339.502016][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.502070][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.502123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.502173][ T32] r5:00001000 r4:ed727000 [ 1339.502193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.502237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.502283][ T32] r5:85ef678c r4:85ef6400 [ 1339.502334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.502388][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.502479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.522919][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.522963][ T32] r4:849ffe00 [ 1339.522989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.523105][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.523160][ T32] r4:00000001 [ 1339.523186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.523230][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.523264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.523328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.523396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.523440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.523493][ T32] r4:84b392c0 [ 1339.523541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.523586][ T32] INFO: task kworker/0:284:4908 blocked for more than 466 seconds. [ 1339.523655][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.523698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.523723][ T32] task:kworker/0:284 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.523783][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.523835][ T32] Call trace: [ 1339.523868][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.523924][ T32] r10:8291a684 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:853e6c00 [ 1339.523947][ T32] r4:853e6c00 [ 1339.523967][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.524024][ T32] r5:853e6c00 r4:8291a680 [ 1339.524051][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.524128][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.524180][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1339.524204][ T32] r4:00000000 [ 1339.524235][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.524276][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.524317][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1339.524510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.524766][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.524929][ T32] r7:dddced80 r6:83018000 r5:852ebb8c r4:8419ff00 ** 4 printk messages dropped ** [ 1339.525134][ T32] r10:00000000 r9:8419ff00 r8:80287e08 r7:eb41de60 r6:849b1980 r5:853e6c00 ** 6 printk messages dropped ** [ 1339.525456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.526241][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 8 printk messages dropped ** [ 1339.526632][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.526879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 ** 9 printk messages dropped ** [ 1339.527301][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1339.527498][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.527654][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.528002][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.528084][ T32] Call trace: [ 1339.528147][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.528203][ T32] r10:8291a684 r9:eb43dd84 r8:00000002 r7:60000013 r6:eb43dd8c r5:853e2400 [ 1339.528256][ T32] r4:853e2400 [ 1339.528311][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.528362][ T32] r5:853e2400 r4:8291a680 [ 1339.528383][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.528434][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.528482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1339.528506][ T32] r4:00000000 [ 1339.528558][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.528601][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.528654][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.528747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b215c0 [ 1339.528774][ T32] r4:00000000 [ 1339.528795][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.528844][ T32] r9:83018005 r8:853e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1339.528866][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.528910][ T32] r5:00001000 r4:dfa4b000 [ 1339.528959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.529007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.529053][ T32] r5:852eb78c r4:852eb400 [ 1339.529101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.529154][ T32] r7:dddced80 r6:83018000 r5:852eb78c r4:8532ef00 [ 1339.529192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.529245][ T32] r10:61c88647 r9:853e2400 r8:8532ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.529269][ T32] r4:8532ef00 [ 1339.529325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.529397][ T32] r10:00000000 r9:8532ef00 r8:80287e08 r7:eb439e60 r6:849b1a00 r5:853e2400 [ 1339.529460][ T32] r4:00000001 [ 1339.529483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.529524][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1339.529586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.529649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.529735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.529770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.529793][ T32] r4:84b21440 [ 1339.530025][ T32] INFO: task kworker/0:285:4910 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.530093][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.530189][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.530247][ T32] Call trace: [ 1339.530278][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.530337][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.530362][ T32] r4:00000000 [ 1339.530381][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.530436][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.530467][ T32] dd20: db6fb000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.530497][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.530523][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.530557][ T32] r5:80050013 r4:80239bb0 [ 1339.530623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.530696][ T32] r4:82ac21e4 [ 1339.530758][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.530807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.530832][ T32] r4:e04bddc0 [ 1339.530851][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.530896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.530919][ T32] r4:00000000 [ 1339.530938][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.531019][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.531044][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.531105][ T32] r5:00001000 r4:ed727000 [ 1339.531127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.531184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.531233][ T32] r5:85ef678c r4:85ef6400 [ 1339.531254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.531304][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.531353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.531417][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.531441][ T32] r4:849ffe00 [ 1339.531460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.531510][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.531539][ T32] r4:00000001 [ 1339.531560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.531598][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.531659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.531694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.531723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.531756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.531794][ T32] r4:84b392c0 [ 1339.531848][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.531905][ T32] INFO: task kworker/0:286:4912 blocked for more than 466 seconds. [ 1339.531966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.532024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.532048][ T32] task:kworker/0:286 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.532095][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.532137][ T32] Call trace: [ 1339.532199][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.532252][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:853e8000 [ 1339.532277][ T32] r4:853e8000 [ 1339.532297][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.532342][ T32] r5:853e8000 r4:8291a680 [ 1339.532390][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.557984][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1339.558728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.558893][ T32] r5:852ec38c r4:852ec000 [ 1339.558954][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.559065][ T32] r7:dddced80 r6:83018000 r5:852ec38c r4:8419fa80 [ 1339.559115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.559246][ T32] r10:61c88647 r9:853e8000 r8:8419faac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.559300][ T32] r4:8419fa80 [ 1339.559345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.559496][ T32] r10:00000000 r9:8419fa80 r8:80287e08 r7:eb439e60 r6:849b1a80 r5:853e8000 [ 1339.559556][ T32] r4:00000001 [ 1339.559633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.559724][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1339.559822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.559893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.559952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.560019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.560087][ T32] r4:84b21700 [ 1339.560874][ T32] INFO: task kworker/0:286:4912 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.561040][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.561212][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.561313][ T32] Call trace: [ 1339.561380][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.561526][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 2 printk messages dropped ** [ 1339.561852][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 5 printk messages dropped ** [ 1339.562258][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1339.576651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.577163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.577961][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 5 printk messages dropped ** [ 1339.578369][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.578845][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.579847][ T32] r10:8291a684 r9:eb445d84 r8:00000002 r7:60000113 r6:eb445d8c r5:853e8c00 ** 6 printk messages dropped ** [ 1339.580363][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.580671][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1339.581208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.581290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.581398][ T32] r5:852ebf8c r4:852ebc00 [ 1339.581463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.581607][ T32] r7:dddced80 r6:83018000 r5:852ebf8c r4:8419ff80 [ 1339.581732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.581851][ T32] r10:61c88647 r9:853e8c00 r8:8419ffac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.581904][ T32] r4:8419ff80 [ 1339.581946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.582050][ T32] r10:00000000 r9:8419ff80 r8:80287e08 r7:eb441e60 r6:849b1b00 r5:853e8c00 [ 1339.582121][ T32] r4:00000001 [ 1339.582285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.582502][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1339.599156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.599243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.599277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.599313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.599355][ T32] r4:84b21580 [ 1339.599849][ T32] INFO: task kworker/0:287:4913 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.599898][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.599993][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.600061][ T32] Call trace: [ 1339.600127][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.600215][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.600243][ T32] r4:00000000 [ 1339.600291][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.600341][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.600371][ T32] dd20: dc384000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.600402][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.600427][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.600493][ T32] r5:80050013 r4:80239bb0 [ 1339.600517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.600569][ T32] r4:82ac21e4 [ 1339.600590][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.600671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.600698][ T32] r4:e04bddc0 [ 1339.600718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.600780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.600807][ T32] r4:00000000 [ 1339.600841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.600922][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.600961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.601040][ T32] r5:00001000 r4:ed727000 [ 1339.601093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.601140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.601186][ T32] r5:85ef678c r4:85ef6400 [ 1339.601239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.601294][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.601316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.601367][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.601390][ T32] r4:849ffe00 [ 1339.601413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.601466][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.601490][ T32] r4:00000001 [ 1339.601561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.601606][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.601633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.601693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.601724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.601779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.601811][ T32] r4:84b392c0 [ 1339.601835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.601864][ T32] INFO: task kworker/0:288:4915 blocked for more than 466 seconds. [ 1339.601897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.601976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.602001][ T32] task:kworker/0:288 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.602106][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.602153][ T32] Call trace: [ 1339.602183][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.602235][ T32] r10:8291a684 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:853e9800 [ 1339.602284][ T32] r4:853e9800 [ 1339.602329][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.602402][ T32] r5:853e9800 r4:8291a680 [ 1339.602491][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.612914][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.613011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1339.613052][ T32] r4:00000000 [ 1339.613081][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.613123][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.613164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.613213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21ac0 [ 1339.613270][ T32] r4:00000000 [ 1339.613294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.613421][ T32] r9:83018005 r8:853e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.613460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.613513][ T32] r5:00001000 r4:e48c5000 [ 1339.613569][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.613619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.613698][ T32] r5:852ec78c r4:852ec400 [ 1339.613752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.613807][ T32] r7:dddced80 r6:83018000 r5:852ec78c r4:849c8000 [ 1339.613828][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.613922][ T32] r10:61c88647 r9:853e9800 r8:849c802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.613948][ T32] r4:849c8000 [ 1339.613969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.614020][ T32] r10:00000000 r9:849c8000 r8:80287e08 r7:eb441e60 r6:849b1b80 r5:853e9800 [ 1339.614044][ T32] r4:00000001 [ 1339.614063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.614133][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1339.614168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.614198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.614225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.614257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.614279][ T32] r4:84b216c0 [ 1339.614732][ T32] INFO: task kworker/0:288:4915 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.614835][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.614937][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.615027][ T32] Call trace: [ 1339.615088][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.615168][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.615225][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.615361][ T32] dd20: dc7ca000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 6 printk messages dropped ** [ 1339.615649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 6 printk messages dropped ** [ 1339.615938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.616272][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.616543][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) ** 4 printk messages dropped ** [ 1339.616893][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1339.616974][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1339.617184][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1339.617283][ T32] r4:853ebc00 [ 1339.617334][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.617423][ T32] r5:853ebc00 r4:8291a680 [ 1339.617447][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.617490][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.617541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1339.617566][ T32] r4:00000000 [ 1339.617609][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.617681][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.617721][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.617798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21c40 [ 1339.617859][ T32] r4:00000000 [ 1339.617884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.617935][ T32] r9:83018005 r8:853ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1339.617957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.618001][ T32] r5:00001000 r4:ea9f7000 [ 1339.618020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.618060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.618105][ T32] r5:852ecb8c r4:852ec800 [ 1339.618244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.618337][ T32] r7:dddced80 r6:83018000 r5:852ecb8c r4:849c8080 [ 1339.618393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.618451][ T32] r10:61c88647 r9:853ebc00 r8:849c80ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.618475][ T32] r4:849c8080 [ 1339.618528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.618598][ T32] r10:00000000 r9:849c8080 r8:80287e08 r7:eb449e60 r6:849b1c00 r5:853ebc00 [ 1339.618621][ T32] r4:00000001 [ 1339.618662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.618704][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1339.618732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.618761][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.618793][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.618834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.618889][ T32] r4:84b21bc0 [ 1339.619142][ T32] INFO: task kworker/0:289:4918 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.619196][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.619288][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.619339][ T32] Call trace: [ 1339.619410][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.619467][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 ** 3 printk messages dropped ** [ 1339.619590][ T32] dd20: dc7ca000 dfdc7000 00000001 80239b98 7f561000 00000001 ** 7 printk messages dropped ** [ 1339.619936][ T32] r4:e04bddc0 ** 3 printk messages dropped ** [ 1339.620074][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1339.620708][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 5 printk messages dropped ** [ 1339.620976][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.621097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.621387][ T32] task:kworker/0:290 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.621434][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.621520][ T32] Call trace: [ 1339.621558][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.621641][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000013 r6:eb45dd8c r5:853ea400 [ 1339.621682][ T32] r4:853ea400 [ 1339.621706][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.621799][ T32] r5:853ea400 r4:8291a680 [ 1339.621854][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.621899][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.621973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1339.621999][ T32] r4:00000000 [ 1339.622049][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.622090][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.622140][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.622221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21ec0 [ 1339.622281][ T32] r4:00000000 [ 1339.622304][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.622354][ T32] r9:83018005 r8:853ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1339.622401][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.645081][ T32] r5:00001000 r4:eab77000 [ 1339.645159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.645233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.645299][ T32] r5:852ed38c r4:852ed000 [ 1339.645327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.645381][ T32] r7:dddced80 r6:83018000 r5:852ed38c r4:849c8180 [ 1339.645424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.645503][ T32] r10:61c88647 r9:853ea400 r8:849c81ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.645530][ T32] r4:849c8180 [ 1339.645578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.645668][ T32] r10:00000000 r9:849c8180 r8:80287e08 r7:eb455e60 r6:849b1c80 r5:853ea400 [ 1339.645723][ T32] r4:00000001 [ 1339.645750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.645819][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1339.645877][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.645933][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.645964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.646017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.646043][ T32] r4:84b21c00 [ 1339.646492][ T32] INFO: task kworker/0:290:4920 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.646538][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.646659][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.646713][ T32] Call trace: [ 1339.646777][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.646839][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.646885][ T32] r4:00000000 [ 1339.646908][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.646953][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.646983][ T32] dd20: dcc3b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.647014][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.647060][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.647111][ T32] r5:80050013 r4:80239bb0 [ 1339.647154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.647203][ T32] r4:82ac21e4 [ 1339.647244][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.647326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.647375][ T32] r4:e04bddc0 [ 1339.647399][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.647466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.647499][ T32] r4:00000000 [ 1339.647561][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.647617][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.647650][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.647720][ T32] r5:00001000 r4:ed727000 [ 1339.647744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.647788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.647833][ T32] r5:85ef678c r4:85ef6400 [ 1339.647875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.647930][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.647952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.648004][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.648027][ T32] r4:849ffe00 [ 1339.648046][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.648095][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.648140][ T32] r4:00000001 [ 1339.648163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.648223][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.648277][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.648312][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.648340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.648371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.648393][ T32] r4:84b392c0 [ 1339.648414][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.648451][ T32] INFO: task kworker/0:291:4921 blocked for more than 466 seconds. [ 1339.648485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.648585][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.648921][ T32] r5:853c3c00 r4:8291a680 ** 1 printk messages dropped ** [ 1339.648995][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.649054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1339.649077][ T32] r4:00000000 [ 1339.649097][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.649133][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.649169][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.649213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b21cc0 [ 1339.649235][ T32] r4:00000000 [ 1339.649263][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.649338][ T32] r9:83018005 r8:853c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1339.649363][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.649431][ T32] r5:00001000 r4:eab27000 [ 1339.649454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.649520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.649597][ T32] r5:852ecf8c r4:852ecc00 [ 1339.649644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.649697][ T32] r7:dddced80 r6:83018000 r5:852ecf8c r4:849c8280 [ 1339.649749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.649824][ T32] r10:61c88647 r9:853c3c00 r8:849c82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.649872][ T32] r4:849c8280 [ 1339.649917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.649971][ T32] r10:00000000 r9:849c8280 r8:80287e08 r7:eb45de60 r6:849c8300 r5:853c3c00 [ 1339.649995][ T32] r4:00000001 [ 1339.650014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.650052][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1339.650079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.650109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.650159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.650194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.650238][ T32] r4:84b21c00 [ 1339.650494][ T32] INFO: task kworker/0:291:4921 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.650541][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.650612][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.650670][ T32] Call trace: [ 1339.650728][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.650787][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.650836][ T32] r4:00000000 [ 1339.650880][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.650925][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.650977][ T32] dd20: dcc3b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.651011][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.651038][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.651062][ T32] r5:80050013 r4:80239bb0 [ 1339.651105][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.651164][ T32] r4:82ac21e4 [ 1339.651187][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.651246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.651272][ T32] r4:e04bddc0 [ 1339.651291][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.651338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.651383][ T32] r4:00000000 [ 1339.651428][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.651514][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.651555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.651728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.652109][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.652225][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.673180][ T32] task:kworker/0:292 state:D stack:0 pid:4923 tgid:4923 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.674257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 ** 4 printk messages dropped ** [ 1339.674688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b47d80 ** 6 printk messages dropped ** [ 1339.675255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.675338][ T32] r5:852ed78c r4:852ed400 [ 1339.675376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.675478][ T32] r7:dddced80 r6:83018000 r5:852ed78c r4:849c8200 [ 1339.675548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.675667][ T32] r10:61c88647 r9:853c4800 r8:849c822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.675733][ T32] r4:849c8200 [ 1339.675799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.675917][ T32] r10:00000000 r9:849c8200 r8:80287e08 r7:eb45de60 r6:849c8400 r5:853c4800 [ 1339.675970][ T32] r4:00000001 [ 1339.676038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.676130][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1339.676194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.676263][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.676349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.676421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.676471][ T32] r4:84b21d00 [ 1339.677219][ T32] INFO: task kworker/0:292:4923 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.677314][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.677498][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.677635][ T32] Call trace: [ 1339.677775][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.677915][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.677966][ T32] r4:00000000 [ 1339.678003][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.678100][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.678166][ T32] dd20: dd0fa000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.678323][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.678424][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.678486][ T32] r5:80050013 r4:80239bb0 [ 1339.678532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.678633][ T32] r4:82ac21e4 [ 1339.678676][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.678766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.678817][ T32] r4:e04bddc0 [ 1339.678882][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.678989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.679107][ T32] r4:00000000 [ 1339.679153][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.679258][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.679307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.679401][ T32] r5:00001000 r4:ed727000 [ 1339.679448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.679565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.679669][ T32] r5:85ef678c r4:85ef6400 [ 1339.679723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.679848][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.679988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.680113][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.680168][ T32] r4:849ffe00 [ 1339.680234][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.680359][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.680412][ T32] r4:00000001 [ 1339.680455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.680558][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.680643][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.680712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.680774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.680870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.680968][ T32] r4:84b392c0 [ 1339.681034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.681096][ T32] INFO: task kworker/0:293:4927 blocked for more than 466 seconds. [ 1339.681162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.681220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.681269][ T32] task:kworker/0:293 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.681380][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.681504][ T32] Call trace: [ 1339.681602][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.681712][ T32] r10:8291a684 r9:eb465d84 r8:00000002 r7:60000013 r6:eb465d8c r5:853c5400 [ 1339.681767][ T32] r4:853c5400 [ 1339.681819][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.681916][ T32] r5:853c5400 r4:8291a680 [ 1339.681961][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.682045][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.682144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1339.682190][ T32] r4:00000000 [ 1339.682227][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.682293][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.682359][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.682462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84578940 [ 1339.714669][ T32] r4:00000000 [ 1339.714794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.714945][ T32] r9:83018005 r8:853c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 3 printk messages dropped ** [ 1339.715196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.715310][ T32] r5:852edb8c r4:852ed800 ** 1 printk messages dropped ** [ 1339.715466][ T32] r7:dddced80 r6:83018000 r5:852edb8c r4:849c8100 ** 1 printk messages dropped ** [ 1339.715618][ T32] r10:61c88647 r9:853c5400 r8:849c812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1339.716050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.717135][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.717232][ T32] Call trace: [ 1339.717307][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.717404][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.717506][ T32] r4:00000000 [ 1339.717569][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.717643][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.717693][ T32] dd20: dd604000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.717744][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.717789][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.717831][ T32] r5:80050013 r4:80239bb0 [ 1339.717865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.717937][ T32] r4:82ac21e4 [ 1339.718061][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.718143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.718184][ T32] r4:e04bddc0 [ 1339.718226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.718321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.718389][ T32] r4:00000000 [ 1339.718438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.718551][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.718603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.718696][ T32] r5:00001000 r4:ed727000 [ 1339.718739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.718824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.718914][ T32] r5:85ef678c r4:85ef6400 [ 1339.718961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.719062][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.719108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.719206][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.719279][ T32] r4:849ffe00 [ 1339.719327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.719436][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.719484][ T32] r4:00000001 [ 1339.719522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.719601][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.719667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.719754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.719833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.719896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.719944][ T32] r4:84b392c0 [ 1339.719987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.720040][ T32] INFO: task kworker/0:294:4928 blocked for more than 466 seconds. [ 1339.720121][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.720187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.720252][ T32] task:kworker/0:294 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.720348][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.720441][ T32] Call trace: [ 1339.720504][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.720613][ T32] r10:8291a684 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:853c6000 [ 1339.720693][ T32] r4:853c6000 [ 1339.720765][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.720863][ T32] r5:853c6000 r4:8291a680 [ 1339.720941][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.721085][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.721214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1339.721276][ T32] r4:00000000 [ 1339.721322][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.721420][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.721501][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.721617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d040 [ 1339.721674][ T32] r4:00000000 [ 1339.721715][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.721813][ T32] r9:83018005 r8:853c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1339.721886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.721999][ T32] r5:00001000 r4:ead7b000 [ 1339.722043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.722134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.722228][ T32] r5:852edf8c r4:852edc00 [ 1339.722271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.722376][ T32] r7:dddced80 r6:83018000 r5:852edf8c r4:849c8500 [ 1339.722446][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.746796][ T32] r10:61c88647 r9:853c6000 r8:849c852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.746904][ T32] r4:849c8500 [ 1339.746968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.747092][ T32] r10:00000000 r9:849c8500 r8:80287e08 r7:eb465e60 r6:849c8600 r5:853c6000 [ 1339.747131][ T32] r4:00000001 [ 1339.747164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.747252][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1339.747309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.747360][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.747426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.747484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.747522][ T32] r4:84b4d0c0 [ 1339.748243][ T32] INFO: task kworker/0:294:4928 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.748325][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.748465][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.748578][ T32] Call trace: [ 1339.748667][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.748797][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.748856][ T32] r4:00000000 [ 1339.748905][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.748988][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.749048][ T32] dd20: dd8f0000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.749114][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.749176][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.749279][ T32] r5:80050013 r4:80239bb0 [ 1339.749338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.749445][ T32] r4:82ac21e4 [ 1339.749532][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.749657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.749712][ T32] r4:e04bddc0 [ 1339.749756][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.749853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.749914][ T32] r4:00000000 [ 1339.749978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.750098][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.750185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.750300][ T32] r5:00001000 r4:ed727000 ** 1 printk messages dropped ** [ 1339.750447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.751135][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1339.751470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.751904][ T32] task:kworker/0:295 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.763319][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.763887][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.764249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.764329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1339.764553][ T32] r7:dddced80 r6:83018000 r5:852ee38c r4:849c8380 ** 4 printk messages dropped ** [ 1339.764848][ T32] r10:00000000 r9:849c8380 r8:80287e08 r7:eb469e60 r6:849b1d00 r5:853ed400 ** 6 printk messages dropped ** [ 1339.765218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.766279][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.766486][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.766776][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.766828][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.766875][ T32] r5:80050013 r4:80239bb0 [ 1339.766921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.766996][ T32] r4:82ac21e4 [ 1339.767072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.767152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.767189][ T32] r4:e04bddc0 [ 1339.767221][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.767317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.767359][ T32] r4:00000000 [ 1339.767391][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.767493][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.767550][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.767627][ T32] r5:00001000 r4:ed727000 [ 1339.767672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.767764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.767844][ T32] r5:85ef678c r4:85ef6400 [ 1339.767877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.767980][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.768052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.768197][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.768261][ T32] r4:849ffe00 [ 1339.768309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.768434][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.768489][ T32] r4:00000001 [ 1339.768558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.768663][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.768732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.768796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.768855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.768916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.768965][ T32] r4:84b392c0 [ 1339.769008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.769110][ T32] INFO: task kworker/0:296:4933 blocked for more than 466 seconds. [ 1339.769190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.769269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.769327][ T32] task:kworker/0:296 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.769426][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.769514][ T32] Call trace: [ 1339.769623][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.769732][ T32] r10:8291a684 r9:eb481d84 r8:00000002 r7:60000113 r6:eb481d8c r5:853eb000 [ 1339.769783][ T32] r4:853eb000 [ 1339.769830][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.769924][ T32] r5:853eb000 r4:8291a680 [ 1339.769968][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.770070][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.770151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 [ 1339.770236][ T32] r4:00000000 [ 1339.770273][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.770334][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.770417][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.770495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d340 [ 1339.770551][ T32] r4:00000000 [ 1339.770584][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.770663][ T32] r9:83018005 r8:853eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1339.770697][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.770771][ T32] r5:00001000 r4:eaea9000 [ 1339.770819][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.770898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.770973][ T32] r5:852ee78c r4:852ee400 [ 1339.771019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.771104][ T32] r7:dddced80 r6:83018000 r5:852ee78c r4:849c8580 [ 1339.771174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.771262][ T32] r10:61c88647 r9:853eb000 r8:849c85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.771301][ T32] r4:849c8580 [ 1339.771357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.771443][ T32] r10:00000000 r9:849c8580 r8:80287e08 r7:eb475e60 r6:849b1d80 r5:853eb000 [ 1339.771482][ T32] r4:00000001 [ 1339.771548][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.771617][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 1339.771666][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.771871][ T32] r4:84b4d1c0 ** 3 printk messages dropped ** [ 1339.793273][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.793491][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.793713][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 5 printk messages dropped ** [ 1339.794019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 8 printk messages dropped ** [ 1339.794605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.795165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1339.795301][ T32] r4:00000001 [ 1339.795340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.795418][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.795469][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.795522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.795577][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.795641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.795693][ T32] r4:84b392c0 [ 1339.795735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.795782][ T32] INFO: task kworker/0:297:4934 blocked for more than 466 seconds. [ 1339.795871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.795919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.795955][ T32] task:kworker/0:297 state:D stack:0 pid:4934 tgid:4934 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.796034][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.796163][ T32] Call trace: [ 1339.796229][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.796314][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:853eec00 [ 1339.796353][ T32] r4:853eec00 [ 1339.796387][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.796461][ T32] r5:853eec00 r4:8291a680 [ 1339.796517][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.796597][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.796696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1339.796749][ T32] r4:00000000 [ 1339.796782][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.796857][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.796968][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.797048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d480 [ 1339.797086][ T32] r4:00000000 [ 1339.797119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.797341][ T32] r9:83018005 r8:853eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1339.797382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.797462][ T32] r5:00001000 r4:eaf0f000 [ 1339.797498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.797578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.797654][ T32] r5:852eeb8c r4:852ee800 [ 1339.797739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.797829][ T32] r7:dddced80 r6:83018000 r5:852eeb8c r4:849c8700 [ 1339.797865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.797950][ T32] r10:61c88647 r9:853eec00 r8:849c872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.797988][ T32] r4:849c8700 [ 1339.798022][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.798103][ T32] r10:00000000 r9:849c8700 r8:80287e08 r7:eb481e60 r6:849b1e00 r5:853eec00 [ 1339.798175][ T32] r4:00000001 [ 1339.798226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.798327][ T32] Exception stack(0xeb485fb0 to 0xeb485ff8) [ 1339.798420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.798510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.798599][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.798683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.798750][ T32] r4:84b4d580 [ 1339.799465][ T32] INFO: task kworker/0:297:4934 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.799555][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.799688][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.799814][ T32] Call trace: [ 1339.799890][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.800015][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.800083][ T32] r4:00000000 [ 1339.800131][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.800222][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.800293][ T32] dd20: ddc36000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.800369][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.800436][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.800491][ T32] r5:80050013 r4:80239bb0 [ 1339.800554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.800673][ T32] r4:82ac21e4 [ 1339.800728][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.800819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.800860][ T32] r4:e04bddc0 [ 1339.800894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.800970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.801009][ T32] r4:00000000 [ 1339.801043][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.801125][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.801193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.801452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.801842][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.801896][ T32] r4:849ffe00 [ 1339.801935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.802041][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.802084][ T32] r4:00000001 [ 1339.802118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.802182][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.802229][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.802311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.802362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.802439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.834768][ T32] r4:84b392c0 [ 1339.834931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.835033][ T32] INFO: task kworker/0:298:4936 blocked for more than 466 seconds. [ 1339.835132][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.835210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.835270][ T32] task:kworker/0:298 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.835421][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.835560][ T32] Call trace: [ 1339.835644][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.835777][ T32] r10:8291a684 r9:eb46dd84 r8:00000002 r7:60000113 r6:eb46dd8c r5:853c6c00 [ 1339.835848][ T32] r4:853c6c00 [ 1339.835971][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.836091][ T32] r5:853c6c00 r4:8291a680 [ 1339.836146][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.836248][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.836357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1339.836415][ T32] r4:00000000 [ 1339.836470][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.836561][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.836718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.836855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d780 ** 4 printk messages dropped ** [ 1339.837277][ T32] r5:00001000 r4:eb0fd000 ** 1 printk messages dropped ** [ 1339.837454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.837941][ T32] r10:61c88647 r9:853c6c00 r8:849c882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1339.838280][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.838802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.840057][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.840319][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.840674][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 ** 1 printk messages dropped ** [ 1339.840804][ T32] r5:80050013 r4:80239bb0 [ 1339.840867][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.840977][ T32] r4:82ac21e4 [ 1339.841026][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.841124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.841182][ T32] r4:e04bddc0 [ 1339.841226][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.841332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.841387][ T32] r4:00000000 [ 1339.841501][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.841627][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.841677][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.841797][ T32] r5:00001000 r4:ed727000 [ 1339.841854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.841948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.842066][ T32] r5:85ef678c r4:85ef6400 [ 1339.842118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.842226][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.842297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.842431][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.867348][ T32] r4:849ffe00 [ 1339.867491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.867681][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.867755][ T32] r4:00000001 [ 1339.867847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.867953][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.868053][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.868154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.868232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.868427][ T32] r4:84b392c0 ** 2 printk messages dropped ** [ 1339.868695][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.868972][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.869418][ T32] r4:853c2400 ** 3 printk messages dropped ** [ 1339.869836][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1339.870155][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.870262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.870365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4d5c0 [ 1339.870421][ T32] r4:00000000 [ 1339.870468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.870577][ T32] r9:83018005 r8:853c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1339.870649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.870779][ T32] r5:00001000 r4:eb0e9000 [ 1339.870852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.870983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.871094][ T32] r5:852eef8c r4:852eec00 [ 1339.871146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.871258][ T32] r7:dddced80 r6:83018000 r5:852eef8c r4:849c8780 [ 1339.871341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.871462][ T32] r10:61c88647 r9:853c2400 r8:849c87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.871521][ T32] r4:849c8780 [ 1339.871570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.871678][ T32] r10:00000000 r9:849c8780 r8:80287e08 r7:eb46de60 r6:849c8680 r5:853c2400 [ 1339.871737][ T32] r4:00000001 [ 1339.871837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.871929][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1339.871992][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.872062][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.872171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.872245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.872296][ T32] r4:84b4d3c0 [ 1339.883789][ T32] INFO: task kworker/0:299:4938 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.883961][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.884153][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.884284][ T32] Call trace: [ 1339.884357][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.884500][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.884569][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.884743][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 7 printk messages dropped ** [ 1339.885436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 ** 9 printk messages dropped ** [ 1339.886303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.886960][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 4 printk messages dropped ** [ 1339.887323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.887814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1339.888414][ T32] r10:8291a684 r9:eb489d84 r8:00000002 r7:60000113 r6:eb489d8c r5:853c3000 ** 5 printk messages dropped ** [ 1339.889000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 ** 4 printk messages dropped ** [ 1339.889423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4da80 [ 1339.889505][ T32] r4:00000000 [ 1339.889563][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.889672][ T32] r9:83018005 r8:853c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1339.889722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.889830][ T32] r5:00001000 r4:eb15f000 [ 1339.889878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.889973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.890081][ T32] r5:852efb8c r4:852ef800 [ 1339.890134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.890244][ T32] r7:dddced80 r6:83018000 r5:852efb8c r4:849c8900 [ 1339.890326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.890444][ T32] r10:61c88647 r9:853c3000 r8:849c892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.890502][ T32] r4:849c8900 [ 1339.890551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.890678][ T32] r10:00000000 r9:849c8900 r8:80287e08 r7:eb46de60 r6:849c8a00 r5:853c3000 [ 1339.890763][ T32] r4:00000001 [ 1339.890827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.890908][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) [ 1339.890969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.891042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.891166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.891250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.891307][ T32] r4:84b4d740 [ 1339.891768][ T32] INFO: task kworker/0:300:4941 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.891860][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.892016][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.892172][ T32] Call trace: [ 1339.892282][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.892406][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.892463][ T32] r4:00000000 [ 1339.915390][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.915564][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.915646][ T32] dd20: de8f9000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.915712][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.915799][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.915900][ T32] r5:80050013 r4:80239bb0 [ 1339.915970][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.916061][ T32] r4:82ac21e4 [ 1339.916101][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.916195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.916247][ T32] r4:e04bddc0 [ 1339.916283][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.916377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.916429][ T32] r4:00000000 [ 1339.916469][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.916594][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.916661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.916757][ T32] r5:00001000 r4:ed727000 [ 1339.916841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.916936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.917029][ T32] r5:85ef678c r4:85ef6400 [ 1339.917082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.917185][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.917235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.917361][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.917417][ T32] r4:849ffe00 [ 1339.917459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.917558][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.917692][ T32] r4:00000001 [ 1339.917741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.917825][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.917882][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.917951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.918012][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.918071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.918118][ T32] r4:84b392c0 [ 1339.918175][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.918229][ T32] INFO: task kworker/0:301:4942 blocked for more than 466 seconds. [ 1339.918295][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.918342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.918390][ T32] task:kworker/0:301 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.918491][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.918596][ T32] Call trace: [ 1339.918686][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.918788][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000013 r6:eb491d8c r5:85326c00 [ 1339.918838][ T32] r4:85326c00 [ 1339.918882][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.918977][ T32] r5:85326c00 r4:8291a680 [ 1339.919016][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.919100][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.919191][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 2 printk messages dropped ** [ 1339.919384][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.919831][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.920041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.920154][ T32] r5:852ef78c r4:852ef400 [ 1339.920202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.920334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.920746][ T32] r10:00000000 r9:849c8a80 r8:80287e08 r7:eb489e60 r6:849c8980 r5:85326c00 ** 4 printk messages dropped ** [ 1339.921089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.921261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1339.922234][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.953099][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.953279][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) ** 2 printk messages dropped ** [ 1339.953529][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.953592][ T32] r5:80050013 r4:80239bb0 [ 1339.953646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.953738][ T32] r4:82ac21e4 [ 1339.953783][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.953877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.953968][ T32] r4:e04bddc0 [ 1339.954026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.954135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.954184][ T32] r4:00000000 [ 1339.954225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.954370][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.954422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.954519][ T32] r5:00001000 r4:ed727000 [ 1339.954566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.954655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.954747][ T32] r5:85ef678c r4:85ef6400 [ 1339.954785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.954885][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.954935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.955034][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.955076][ T32] r4:849ffe00 [ 1339.955122][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.955221][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.955267][ T32] r4:00000001 [ 1339.955314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.955392][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.955478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.955560][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.955699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.955770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.955824][ T32] r4:84b392c0 [ 1339.955871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.955937][ T32] INFO: task kworker/0:302:4944 blocked for more than 466 seconds. [ 1339.956008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.956058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.956111][ T32] task:kworker/0:302 state:D stack:0 pid:4944 tgid:4944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.956220][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.956310][ T32] Call trace: [ 1339.956371][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.956475][ T32] r10:8291a684 r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:853c8000 [ 1339.956526][ T32] r4:853c8000 [ 1339.956589][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.956698][ T32] r5:853c8000 r4:8291a680 [ 1339.956827][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.956920][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.957037][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1339.957091][ T32] r4:00000000 [ 1339.957153][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.957237][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.957334][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.957449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4dd40 [ 1339.957638][ T32] r4:00000000 [ 1339.957686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.957782][ T32] r9:83018005 r8:853c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1339.957830][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.957960][ T32] r5:00001000 r4:eb193000 [ 1339.958007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.958110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.958201][ T32] r5:8544038c r4:85440000 [ 1339.958291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.958388][ T32] r7:dddced80 r6:83018000 r5:8544038c r4:849c8b00 [ 1339.958452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.958556][ T32] r10:61c88647 r9:853c8000 r8:849c8b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.958600][ T32] r4:849c8b00 [ 1339.958644][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.958738][ T32] r10:00000000 r9:849c8b00 r8:80287e08 r7:eb489e60 r6:849c8c80 r5:853c8000 [ 1339.958817][ T32] r4:00000001 [ 1339.958864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.958956][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) [ 1339.959012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.959072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.959130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.959189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.959239][ T32] r4:84b4da40 [ 1339.959908][ T32] INFO: task kworker/0:302:4944 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.959981][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.960109][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.960222][ T32] Call trace: [ 1339.960310][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.960415][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.960460][ T32] r4:00000000 [ 1339.960505][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.960598][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.960671][ T32] dd20: dee68000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.960735][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.960820][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.960889][ T32] r5:80050013 r4:80239bb0 [ 1339.960963][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.961052][ T32] r4:82ac21e4 [ 1339.961096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.961186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.961230][ T32] r4:e04bddc0 [ 1339.961275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.961366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.961432][ T32] r4:00000000 [ 1339.961479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.961582][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.961624][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.961738][ T32] r5:00001000 r4:ed727000 [ 1339.961787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.961877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.961966][ T32] r5:85ef678c r4:85ef6400 [ 1339.962063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.962165][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.962211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.962309][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.962446][ T32] r4:849ffe00 [ 1339.982946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.983096][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.983128][ T32] r4:00000001 [ 1339.983169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.983233][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.983318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.983380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.983428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.983495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.983551][ T32] r4:84b392c0 [ 1339.983602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.983652][ T32] INFO: task kworker/0:303:4946 blocked for more than 466 seconds. [ 1339.983718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.983767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.983817][ T32] task:kworker/0:303 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.983934][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.984026][ T32] Call trace: [ 1339.984092][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.984197][ T32] r10:8291a684 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:853c8c00 [ 1339.984253][ T32] r4:853c8c00 [ 1339.984296][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1339.984389][ T32] r5:853c8c00 r4:8291a680 [ 1339.984472][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.984574][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.984691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1339.984741][ T32] r4:00000000 [ 1339.984796][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1339.984875][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1339.984958][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.985056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4dc00 [ 1339.985114][ T32] r4:00000000 [ 1339.985163][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.985261][ T32] r9:83018005 r8:853c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1339.985305][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.985390][ T32] r5:00001000 r4:eb173000 [ 1339.985439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.985526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.985622][ T32] r5:852eff8c r4:852efc00 [ 1339.985662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.985757][ T32] r7:dddced80 r6:83018000 r5:852eff8c r4:849c8b80 [ 1339.985870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.985979][ T32] r10:61c88647 r9:853c8c00 r8:849c8bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.986026][ T32] r4:849c8b80 [ 1339.986064][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.986160][ T32] r10:00000000 r9:849c8b80 r8:80287e08 r7:eb495e60 r6:849c8d00 r5:853c8c00 [ 1339.986214][ T32] r4:00000001 [ 1339.986251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.986352][ T32] Exception stack(0xeb499fb0 to 0xeb499ff8) [ 1339.986419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.986478][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.986617][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.986689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.986733][ T32] r4:84b4dbc0 [ 1339.987395][ T32] INFO: task kworker/0:303:4946 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1339.987472][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.987602][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.987696][ T32] Call trace: [ 1339.987755][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1339.987864][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1339.987957][ T32] r4:00000000 [ 1339.988007][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.988091][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1339.988166][ T32] dd20: defc2000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1339.988240][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1339.988294][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1339.988358][ T32] r5:80050013 r4:80239bb0 [ 1339.988413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.988499][ T32] r4:82ac21e4 [ 1339.988552][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.988655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1339.988708][ T32] r4:e04bddc0 [ 1339.988745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1339.988839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1339.988946][ T32] r4:00000000 [ 1339.988996][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1339.989102][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1339.989167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.989264][ T32] r5:00001000 r4:ed727000 [ 1339.989328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.989416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.989529][ T32] r5:85ef678c r4:85ef6400 [ 1339.989582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.989681][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1339.989756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.989865][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.989910][ T32] r4:849ffe00 [ 1339.989953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.990052][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1339.990096][ T32] r4:00000001 [ 1339.990137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.990206][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1339.990267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.990321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.990382][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.990443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.990486][ T32] r4:84b392c0 [ 1339.990528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.990587][ T32] INFO: task kworker/0:304:4947 blocked for more than 466 seconds. [ 1339.990641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.990718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.990768][ T32] task:kworker/0:304 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.990858][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.990963][ T32] Call trace: [ 1339.991047][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1339.991146][ T32] r10:8291a684 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:853c9800 [ 1339.991228][ T32] r4:853c9800 ** 2 printk messages dropped ** [ 1339.991430][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.991841][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1339.992360][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.992440][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.015595][ T32] r10:61c88647 r9:853c9800 r8:849c8dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.016077][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) ** 1 printk messages dropped ** [ 1340.016205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.016258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.016323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.016368][ T32] r4:84b4dbc0 [ 1340.017114][ T32] INFO: task kworker/0:304:4947 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1340.017288][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.017570][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.017692][ T32] Call trace: [ 1340.017791][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.017901][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1340.017949][ T32] r4:00000000 [ 1340.018247][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.018344][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1340.018407][ T32] dd20: df24b000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1340.018470][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1340.018749][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.018815][ T32] r5:80050013 r4:80239bb0 [ 1340.018953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.019054][ T32] r4:82ac21e4 [ 1340.019375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.019472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1340.019528][ T32] r4:e04bddc0 [ 1340.019566][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.019711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1340.019782][ T32] r4:00000000 [ 1340.019847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.019957][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1340.020076][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.020173][ T32] r5:00001000 r4:ed727000 [ 1340.020290][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.020385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.020473][ T32] r5:85ef678c r4:85ef6400 [ 1340.020523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.020665][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1340.020714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.020817][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.020865][ T32] r4:849ffe00 [ 1340.021049][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.021153][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1340.021199][ T32] r4:00000001 [ 1340.021238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.021316][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1340.021374][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.021435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.021489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.021554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.021598][ T32] r4:84b392c0 [ 1340.021628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.021680][ T32] INFO: task kworker/0:305:4949 blocked for more than 466 seconds. [ 1340.021719][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.021746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.021769][ T32] task:kworker/0:305 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.021819][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.021965][ T32] Call trace: [ 1340.022000][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.022064][ T32] r10:8291a684 r9:eb48dd84 r8:00000002 r7:60000013 r6:eb48dd8c r5:853ca400 [ 1340.022088][ T32] r4:853ca400 [ 1340.022109][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.022155][ T32] r5:853ca400 r4:8291a680 [ 1340.022174][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.022216][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.022406][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.039930][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.040073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.040198][ T32] r7:dddced80 r6:83018000 r5:8544078c r4:849c8e00 ** 2 printk messages dropped ** [ 1340.040337][ T32] r4:849c8e00 ** 2 printk messages dropped ** [ 1340.040432][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.040563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.041334][ T32] Call trace: [ 1340.041367][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.041426][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1340.041450][ T32] r4:00000000 [ 1340.041470][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.041536][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1340.041576][ T32] dd20: df7db000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1340.041608][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1340.041634][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.041669][ T32] r5:80050013 r4:80239bb0 [ 1340.041694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.041740][ T32] r4:82ac21e4 [ 1340.041772][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.041826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1340.041849][ T32] r4:e04bddc0 [ 1340.041868][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.041914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1340.041949][ T32] r4:00000000 [ 1340.041973][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.042025][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 ** 1 printk messages dropped ** [ 1340.042108][ T32] r5:00001000 r4:ed727000 ** 4 printk messages dropped ** [ 1340.042406][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 ** 4 printk messages dropped ** [ 1340.054946][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 7 printk messages dropped ** [ 1340.055245][ T32] r4:84b392c0 ** 5 printk messages dropped ** [ 1340.055474][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.055871][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.056245][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.056563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.056610][ T32] r5:85440b8c r4:85440800 ** 1 printk messages dropped ** [ 1340.056758][ T32] r7:dddced80 r6:83018000 r5:85440b8c r4:8419fd00 ** 4 printk messages dropped ** [ 1340.056987][ T32] r10:00000000 r9:8419fd00 r8:80287e08 r7:eb49de60 r6:8532ef80 r5:853cb000 [ 1340.057012][ T32] r4:00000001 [ 1340.057032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.057071][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1340.057099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.057129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.057156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.057188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.057232][ T32] r4:85080240 [ 1340.057672][ T32] INFO: task kworker/0:306:4952 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1340.057730][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.057819][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.057866][ T32] Call trace: [ 1340.057895][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.057949][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1340.057973][ T32] r4:00000000 [ 1340.057993][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.058051][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1340.058086][ T32] dd20: dfb95000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1340.058138][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1340.058183][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.058211][ T32] r5:80050013 r4:80239bb0 [ 1340.058233][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.058279][ T32] r4:82ac21e4 [ 1340.058308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.058380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1340.058407][ T32] r4:e04bddc0 [ 1340.058426][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.058495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1340.058521][ T32] r4:00000000 [ 1340.058546][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.058634][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f563000 [ 1340.058673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.058722][ T32] r5:00001000 r4:ed727000 [ 1340.058777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.058825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.058873][ T32] r5:85ef678c r4:85ef6400 [ 1340.058893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.058944][ T32] r7:ddde2d80 r6:83018200 r5:85ef678c r4:849ffe00 [ 1340.058986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.059083][ T32] r10:61c88647 r9:84ba1800 r8:849ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.059110][ T32] r4:849ffe00 [ 1340.059130][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.059182][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 [ 1340.059205][ T32] r4:00000001 [ 1340.059225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.059271][ T32] Exception stack(0xe04bdfb0 to 0xe04bdff8) [ 1340.059304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.059335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.059363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.059394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.059417][ T32] r4:84b392c0 [ 1340.059455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.059514][ T32] INFO: task kworker/0:307:4955 blocked for more than 466 seconds. [ 1340.059580][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.059610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.059634][ T32] task:kworker/0:307 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.059706][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.059767][ T32] Call trace: [ 1340.059848][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.059905][ T32] r10:8291a684 r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:853cbc00 [ 1340.059928][ T32] r4:853cbc00 [ 1340.059949][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.059995][ T32] r5:853cbc00 r4:8291a680 [ 1340.060015][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.060055][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.060101][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1340.060123][ T32] r4:00000000 [ 1340.060142][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1340.060218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1340.060593][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.060676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.060778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.060833][ T32] r7:dddced80 r6:83018000 r5:8544178c r4:84b48000 [ 1340.060855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.060931][ T32] r10:61c88647 r9:853cbc00 r8:84b4802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.060980][ T32] r4:84b48000 [ 1340.061004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.061055][ T32] r10:00000000 r9:84b48000 r8:80287e08 r7:eb49de60 r6:84b48080 r5:853cbc00 [ 1340.061079][ T32] r4:00000001 [ 1340.061099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.061136][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1340.061193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.061227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.061256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.061287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.061334][ T32] r4:85080100 [ 1340.061583][ T32] INFO: task kworker/0:307:4955 is blocked on a mutex likely owned by task kworker/1:221:3732. [ 1340.061629][ T32] task:kworker/1:221 state:R running task stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.061723][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.061772][ T32] Call trace: [ 1340.061845][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.061901][ T32] r10:82ac21c4 r9:84ba1800 r8:80200be4 r7:e04bdd5c r6:ffffffff r5:84ba1800 [ 1340.061924][ T32] r4:00000000 [ 1340.061944][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.061986][ T32] Exception stack(0xe04bdd28 to 0xe04bdd70) [ 1340.062036][ T32] dd20: dfb95000 dfdc7000 00000001 80239b98 7f561000 00000001 [ 1340.062071][ T32] dd40: 82ac15a0 7f561000 dfdc7000 8280c928 82ac21c4 e04bdda4 e04bdda8 e04bdd78 [ 1340.062099][ T32] dd60: 80230ad0 80239bb0 80050013 ffffffff [ 1340.062124][ T32] r5:80050013 r4:80239bb0 [ 1340.062163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.062231][ T32] r4:82ac21e4 [ 1340.062255][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.062302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e04bddc0 r5:e04bde08 [ 1340.062325][ T32] r4:e04bddc0 [ 1340.062344][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.062399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c8fcc0 [ 1340.062447][ T32] r4:00000000 [ 1340.079135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.080283][ T32] r9:83018205 r8:84ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f565000 [ 1340.080699][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.091155][ T32] r7:ddde2d80 r6:83018200 r5:85ef6b8c r4:849ffe00 ** 4 printk messages dropped ** [ 1340.091348][ T32] r10:00000000 r9:849ffe00 r8:80287e08 r7:e04b5e60 r6:849fff80 r5:84ba1800 ** 3 printk messages dropped ** [ 1340.091545][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.091581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.091610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.091641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.091664][ T32] r4:84b392c0 [ 1340.091698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.091734][ T32] INFO: task kworker/0:308:4956 blocked for more than 466 seconds. [ 1340.091779][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.091814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.091846][ T32] task:kworker/0:308 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.091912][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.092010][ T32] Call trace: [ 1340.092063][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1340.092304][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.097284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080300 ** 6 printk messages dropped ** [ 1340.097591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.097642][ T32] r5:8544138c r4:85441000 [ 1340.097663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.097786][ T32] r10:61c88647 r9:853cc800 r8:84b4812c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.098100][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.098328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.098922][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.098972][ T32] Call trace: [ 1340.099015][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.099085][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.099114][ T32] r4:00000000 [ 1340.099134][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.099178][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.099210][ T32] 9d20: 7f7f2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.099240][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.099289][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.099342][ T32] r5:900d0113 r4:80239bb0 [ 1340.099367][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.099457][ T32] r4:82ac21e4 [ 1340.099511][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.099606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.099634][ T32] r4:e0029dc0 [ 1340.099666][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.099717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.099749][ T32] r4:00000000 [ 1340.099801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.099883][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.099909][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.099978][ T32] r5:00001000 r4:dfe13000 [ 1340.100002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.100076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.100126][ T32] r5:84aebb8c r4:84aeb800 [ 1340.100147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.100222][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.100268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.100328][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.100351][ T32] r4:849a8000 [ 1340.100399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.100473][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.100496][ T32] r4:00000001 [ 1340.100516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.100560][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.100588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.100618][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.100685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.100719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.100742][ T32] r4:8462f100 [ 1340.100763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.100795][ T32] INFO: task kworker/0:309:4958 blocked for more than 466 seconds. [ 1340.100830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.100856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.100903][ T32] task:kworker/0:309 state:D stack:0 pid:4958 tgid:4958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.100978][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.101035][ T32] Call trace: [ 1340.101065][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.101170][ T32] r10:8291a684 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:853cd400 ** 2 printk messages dropped ** [ 1340.101292][ T32] r5:853cd400 r4:8291a680 ** 5 printk messages dropped ** [ 1340.101507][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1340.101763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.101935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1340.102206][ T32] r10:61c88647 r9:853cd400 r8:84b4822c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.113050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.113624][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.114078][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 5 printk messages dropped ** [ 1340.114276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 6 printk messages dropped ** [ 1340.114566][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.114914][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1340.115118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.115159][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.115187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.115217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.115244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.115275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.115297][ T32] r4:8462f100 [ 1340.115328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.115360][ T32] INFO: task kworker/0:310:4960 blocked for more than 466 seconds. [ 1340.115393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.115433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.115475][ T32] task:kworker/0:310 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.115564][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.115630][ T32] Call trace: [ 1340.115675][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.115769][ T32] r10:8291a684 r9:eb4b5d84 r8:00000002 r7:60000113 r6:eb4b5d8c r5:853ce000 [ 1340.115820][ T32] r4:853ce000 [ 1340.115881][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.115965][ T32] r5:853ce000 r4:8291a680 [ 1340.115997][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.116043][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.116090][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [ 1340.116134][ T32] r4:00000000 [ 1340.116158][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.116199][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.116257][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.116311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850807c0 [ 1340.116347][ T32] r4:00000000 [ 1340.116370][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.116435][ T32] r9:83018005 r8:853ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1340.116469][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.116527][ T32] r5:00001000 r4:eb343000 [ 1340.116556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.116600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.116703][ T32] r5:85441f8c r4:85441c00 [ 1340.116735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.116788][ T32] r7:dddced80 r6:83018000 r5:85441f8c r4:84b48380 [ 1340.116846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.116903][ T32] r10:61c88647 r9:853ce000 r8:84b483ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.116927][ T32] r4:84b48380 ** 6 printk messages dropped ** [ 1340.117224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1340.118023][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff ** 15 printk messages dropped ** [ 1340.118767][ T32] r5:84aebb8c r4:84aeb800 ** 10 printk messages dropped ** [ 1340.119186][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.119346][ T32] r4:8462f100 [ 1340.119367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.119392][ T32] INFO: task kworker/0:311:4962 blocked for more than 466 seconds. [ 1340.119434][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.119477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.119539][ T32] task:kworker/0:311 state:D stack:0 pid:4962 tgid:4962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.119603][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.119648][ T32] Call trace: [ 1340.119678][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.119766][ T32] r10:8291a684 r9:eb4b9d84 r8:00000002 r7:60000113 r6:eb4b9d8c r5:853cec00 [ 1340.119813][ T32] r4:853cec00 [ 1340.119848][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.119898][ T32] r5:853cec00 r4:8291a680 [ 1340.119920][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.120190][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.120590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.120733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.121061][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.121295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.121914][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 7 printk messages dropped ** [ 1340.122206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 14 printk messages dropped ** [ 1340.139657][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1340.140948][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1340.141941][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1340.153714][ T32] r7:dddced80 r6:83018000 r5:85442b8c r4:84b48580 ** 9 printk messages dropped ** [ 1340.154710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.156053][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.156485][ T32] 9d20: 7f7f2000 ed729000 00000001 80239b98 7f565000 00000001 ** 2 printk messages dropped ** [ 1340.156705][ T32] r5:900d0113 r4:80239bb0 [ 1340.156766][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.156866][ T32] r4:82ac21e4 [ 1340.156931][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.157024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.157077][ T32] r4:e0029dc0 [ 1340.157145][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.157237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.157287][ T32] r4:00000000 [ 1340.157325][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.157441][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.157559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.157649][ T32] r5:00001000 r4:dfe13000 [ 1340.157723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.157821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.157925][ T32] r5:84aebb8c r4:84aeb800 [ 1340.157965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.158086][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.158164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.158282][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.158336][ T32] r4:849a8000 [ 1340.158427][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.158530][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.158581][ T32] r4:00000001 [ 1340.158625][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.158711][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.158760][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.158827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.158879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.158963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.159071][ T32] r4:8462f100 [ 1340.159122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.159172][ T32] INFO: task kworker/0:313:4966 blocked for more than 466 seconds. [ 1340.159269][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.159326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.159395][ T32] task:kworker/0:313 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.159512][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.159614][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.159814][ T32] r10:8291a684 r9:eb4c9d84 r8:00000002 r7:60000013 r6:eb4c9d8c r5:84649800 ** 6 printk messages dropped ** [ 1340.160304][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.160680][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.161079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.161166][ T32] r5:8544278c r4:85442400 [ 1340.161210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.161816][ T32] r10:00000000 r9:84b48600 r8:80287e08 r7:eb4bde60 r6:84b48780 r5:84649800 ** 7 printk messages dropped ** [ 1340.162307][ T32] r4:85080a80 ** 3 printk messages dropped ** [ 1340.183747][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.184128][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1340.184520][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.185017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 5 printk messages dropped ** [ 1340.185493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.185612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.185706][ T32] r5:84aebb8c r4:84aeb800 [ 1340.185759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.185859][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.185931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.186045][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.186094][ T32] r4:849a8000 [ 1340.186132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.186251][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.186315][ T32] r4:00000001 [ 1340.186354][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.186436][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.186561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.186627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.186686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.186747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.186800][ T32] r4:8462f100 [ 1340.186844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.186905][ T32] INFO: task kworker/0:314:4968 blocked for more than 466 seconds. [ 1340.186969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.187021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.187067][ T32] task:kworker/0:314 state:D stack:0 pid:4968 tgid:4968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.187156][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.187261][ T32] Call trace: [ 1340.187319][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.187419][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000013 r6:eb4c1d8c r5:84648c00 [ 1340.187471][ T32] r4:84648c00 [ 1340.187510][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.187608][ T32] r5:84648c00 r4:8291a680 [ 1340.187657][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.187742][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.187833][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1340.187893][ T32] r4:00000000 [ 1340.187970][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.188080][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.188186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.188278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080ec0 [ 1340.188356][ T32] r4:00000000 [ 1340.188411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.188506][ T32] r9:83018005 r8:84648c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.188564][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.188830][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.188933][ T32] r5:85442f8c r4:85442c00 ** 1 printk messages dropped ** [ 1340.189108][ T32] r7:dddced80 r6:83018000 r5:85442f8c r4:84b48680 ** 4 printk messages dropped ** [ 1340.189448][ T32] r10:00000000 r9:84b48680 r8:80287e08 r7:eb4bde60 r6:84b48800 r5:84648c00 [ 1340.189499][ T32] r4:00000001 [ 1340.189539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.189625][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1340.189703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.189768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.189827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.189899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.189992][ T32] r4:85080bc0 [ 1340.190369][ T32] INFO: task kworker/0:314:4968 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.190437][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.190547][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.190671][ T32] Call trace: [ 1340.190775][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.190884][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.190933][ T32] r4:00000000 [ 1340.190976][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.191054][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.191118][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.191209][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.191263][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.191316][ T32] r5:900d0113 r4:80239bb0 [ 1340.191368][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.191484][ T32] r4:82ac21e4 [ 1340.191528][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.191627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.191674][ T32] r4:e0029dc0 [ 1340.191734][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.191842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.191924][ T32] r4:00000000 [ 1340.191974][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.192082][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1340.192240][ T32] r5:00001000 r4:dfe13000 ** 4 printk messages dropped ** [ 1340.209667][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1340.210133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.210692][ T32] INFO: task kworker/0:315:4970 blocked for more than 466 seconds. ** 2 printk messages dropped ** [ 1340.210870][ T32] task:kworker/0:315 state:D stack:0 pid:4970 tgid:4970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.211015][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.211104][ T32] Call trace: [ 1340.211165][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.211270][ T32] r10:8291a684 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:8464bc00 [ 1340.211324][ T32] r4:8464bc00 [ 1340.211365][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.211454][ T32] r5:8464bc00 r4:8291a680 [ 1340.211497][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.211587][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.211678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1340.211726][ T32] r4:00000000 [ 1340.211767][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.211846][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.211925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.212016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a140 [ 1340.212068][ T32] r4:00000000 [ 1340.212107][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.212205][ T32] r9:83018005 r8:8464bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1340.212255][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.212358][ T32] r5:00001000 r4:eb4df000 [ 1340.212402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.219210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.219374][ T32] r5:8544338c r4:85443000 [ 1340.219451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.219564][ T32] r7:dddced80 r6:83018000 r5:8544338c r4:84b48880 [ 1340.219641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.219746][ T32] r10:61c88647 r9:8464bc00 r8:84b488ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1340.220144][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) ** 6 printk messages dropped ** [ 1340.221138][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.222137][ T32] r5:900d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.228066][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1340.228478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1340.229235][ T32] r4:849a8000 ** 4 printk messages dropped ** [ 1340.229608][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1340.230023][ T32] INFO: task kworker/0:316:4971 blocked for more than 466 seconds. ** 5 printk messages dropped ** [ 1340.230523][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1340.231074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1340.231125][ T32] r4:00000000 [ 1340.231168][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.231258][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.231331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.231428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a340 [ 1340.231475][ T32] r4:00000000 [ 1340.231523][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.231633][ T32] r9:83018005 r8:8464a400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.231734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.231833][ T32] r5:00001000 r4:eb4e5000 [ 1340.231882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.231967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.232058][ T32] r5:8544378c r4:85443400 [ 1340.232097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.232220][ T32] r7:dddced80 r6:83018000 r5:8544378c r4:84b48900 [ 1340.232294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.232415][ T32] r10:61c88647 r9:8464a400 r8:84b4892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.232576][ T32] r4:84b48900 [ 1340.240897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.241063][ T32] r10:00000000 r9:84b48900 r8:80287e08 r7:eb4dde60 r6:84b48a80 r5:8464a400 [ 1340.241114][ T32] r4:00000001 [ 1340.241168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.241251][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1340.241339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.241466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.241533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.241602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.241653][ T32] r4:8541a200 [ 1340.242214][ T32] INFO: task kworker/0:316:4971 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.242285][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.249268][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.249420][ T32] Call trace: [ 1340.249492][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.249617][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.249671][ T32] r4:00000000 [ 1340.249725][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1340.249968][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1340.250590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.251589][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1340.252027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.259534][ T32] INFO: task kworker/0:317:4974 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1340.260207][ T32] r10:8291a684 r9:eb4d9d84 r8:00000002 r7:60000113 r6:eb4d9d8c r5:8464c800 [ 1340.260262][ T32] r4:8464c800 [ 1340.260302][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.260395][ T32] r5:8464c800 r4:8291a680 [ 1340.260473][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.260568][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.260678][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1340.260729][ T32] r4:00000000 [ 1340.260769][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.260851][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.260937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.261037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a480 [ 1340.261083][ T32] r4:00000000 [ 1340.261124][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.261230][ T32] r9:83018005 r8:8464c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1340.261275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.261380][ T32] r5:00001000 r4:eb4f7000 [ 1340.261430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.261516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.261613][ T32] r5:85443b8c r4:85443800 [ 1340.261653][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.261759][ T32] r7:dddced80 r6:83018000 r5:85443b8c r4:84b48980 [ 1340.261807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.261909][ T32] r10:61c88647 r9:8464c800 r8:84b489ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.261953][ T32] r4:84b48980 [ 1340.262003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.262126][ T32] r10:00000000 r9:84b48980 r8:80287e08 r7:eb4e9e60 r6:84b48b00 r5:8464c800 [ 1340.262219][ T32] r4:00000001 [ 1340.262267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.262350][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1340.262495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.272221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.272297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.272365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.272418][ T32] r4:8541a580 [ 1340.273840][ T32] INFO: task kworker/0:317:4974 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.274003][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.274158][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.274285][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.274723][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1340.274974][ T32] r5:900d0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.275526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.275579][ T32] r4:00000000 [ 1340.275671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.275787][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.275861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.275965][ T32] r5:00001000 r4:dfe13000 [ 1340.276009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.276122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.276225][ T32] r5:84aebb8c r4:84aeb800 [ 1340.276270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.276394][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.276443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.276543][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.276668][ T32] r4:849a8000 [ 1340.276718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.276844][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.276899][ T32] r4:00000001 [ 1340.276951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.277036][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.277105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.277165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.277228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.277288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.277337][ T32] r4:8462f100 [ 1340.277378][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.277441][ T32] INFO: task kworker/0:318:4976 blocked for more than 466 seconds. [ 1340.277529][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.277605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1340.277762][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.278477][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.279066][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.279506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.279656][ T32] r5:85443f8c r4:85443c00 [ 1340.279703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.279807][ T32] r7:dddced80 r6:83018000 r5:85443f8c r4:84b48b80 [ 1340.279875][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.279982][ T32] r10:61c88647 r9:8464d400 r8:84b48bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.280054][ T32] r4:84b48b80 [ 1340.280154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.280267][ T32] r10:00000000 r9:84b48b80 r8:80287e08 r7:eb4d9e60 r6:84b48a00 r5:8464d400 [ 1340.280319][ T32] r4:00000001 [ 1340.280356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.280448][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1340.280531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.280606][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.280680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.280743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.280795][ T32] r4:8541a3c0 [ 1340.281168][ T32] INFO: task kworker/0:318:4976 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.281239][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.281357][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.281590][ T32] Call trace: [ 1340.281736][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.281870][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.281924][ T32] r4:00000000 [ 1340.281965][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.282046][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.282110][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.282192][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.282270][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.282349][ T32] r5:900d0113 r4:80239bb0 [ 1340.282396][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.296232][ T32] r4:82ac21e4 [ 1340.296310][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.296479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.296531][ T32] r4:e0029dc0 [ 1340.296596][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.296709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.296762][ T32] r4:00000000 [ 1340.296802][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.296904][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.296956][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.297051][ T32] r5:00001000 r4:dfe13000 [ 1340.297098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.297187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.297278][ T32] r5:84aebb8c r4:84aeb800 [ 1340.297324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.297426][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.297475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.297618][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1340.297710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.298218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.298591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.298672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.298765][ T32] task:kworker/0:319 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.298920][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.299047][ T32] Call trace: [ 1340.299120][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.299229][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:853f0000 [ 1340.299292][ T32] r4:853f0000 [ 1340.299332][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.299434][ T32] r5:853f0000 r4:8291a680 [ 1340.299481][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.299571][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.299674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1340.299725][ T32] r4:00000000 [ 1340.299794][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.299892][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.299974][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.300072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a6c0 [ 1340.300125][ T32] r4:00000000 [ 1340.300162][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.300260][ T32] r9:83018005 r8:853f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1340.300308][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.300394][ T32] r5:00001000 r4:eb50b000 [ 1340.300435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.300520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.300616][ T32] r5:8544c38c r4:8544c000 [ 1340.300673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.300773][ T32] r7:dddced80 r6:83018000 r5:8544c38c r4:84b48c00 [ 1340.300816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.300953][ T32] r10:61c88647 r9:853f0000 r8:84b48c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.301024][ T32] r4:84b48c00 [ 1340.301097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.301196][ T32] r10:00000000 r9:84b48c00 r8:80287e08 r7:eb4f5e60 r6:849b1e80 r5:853f0000 [ 1340.301245][ T32] r4:00000001 [ 1340.301281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.301359][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1340.301418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.301485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.301551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.301613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1340.302352][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.316111][ T32] r5:900d0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1340.316469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1340.317186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.318065][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1340.318370][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1340.318768][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1340.318995][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.319097][ T32] r10:8291a684 r9:eb521d84 r8:00000002 r7:60000113 r6:eb521d8c r5:853f1800 [ 1340.319152][ T32] r4:853f1800 [ 1340.319194][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.319298][ T32] r5:853f1800 r4:8291a680 [ 1340.319350][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.319438][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.319532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb521e08 [ 1340.319584][ T32] r4:00000000 [ 1340.319648][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.319728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.319821][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.319937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8484b780 [ 1340.320005][ T32] r4:00000000 [ 1340.320047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.320144][ T32] r9:83018005 r8:853f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1340.320194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.320307][ T32] r5:00001000 r4:eb561000 [ 1340.320358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.320466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.320592][ T32] r5:8544df8c r4:8544dc00 [ 1340.320700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.320810][ T32] r7:dddced80 r6:83018000 r5:8544df8c r4:84b48d80 [ 1340.320861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.320962][ T32] r10:61c88647 r9:853f1800 r8:84b48dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.321031][ T32] r4:84b48d80 [ 1340.321136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.321241][ T32] r10:00000000 r9:84b48d80 r8:80287e08 r7:eb515e60 r6:849b1f00 r5:853f1800 [ 1340.321289][ T32] r4:00000001 [ 1340.321349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.321450][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) [ 1340.321510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.321589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.321644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.321710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.321757][ T32] r4:8541a700 [ 1340.322360][ T32] INFO: task kworker/0:320:4980 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.338057][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.338340][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.338460][ T32] Call trace: [ 1340.338535][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.338692][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.338779][ T32] r4:00000000 [ 1340.338923][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.339043][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.339116][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 ** 4 printk messages dropped ** [ 1340.339542][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.339910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.340719][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1340.341110][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.341397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.342048][ T32] task:kworker/0:321 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.351184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1340.351334][ T32] r4:00000000 [ 1340.351448][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.351535][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.351681][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.351785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541a840 [ 1340.352000][ T32] r4:00000000 [ 1340.352106][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.352216][ T32] r9:83018005 r8:853f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1340.352341][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.352439][ T32] r5:00001000 r4:eb511000 [ 1340.363221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.363394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.363531][ T32] r5:8544c78c r4:8544c400 [ 1340.363862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.364044][ T32] r7:dddced80 r6:83018000 r5:8544c78c r4:84b48d00 [ 1340.364091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.364199][ T32] r10:61c88647 r9:853f3000 r8:84b48d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.364252][ T32] r4:84b48d00 [ 1340.364333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.364438][ T32] r10:00000000 r9:84b48d00 r8:80287e08 r7:eb521e60 r6:849b1f80 r5:853f3000 [ 1340.364599][ T32] r4:00000001 [ 1340.364761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.364863][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1340.364931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.364989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.365050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.365113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.365508][ T32] r4:8541a700 [ 1340.366135][ T32] INFO: task kworker/0:321:4981 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.366206][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.366416][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.366631][ T32] Call trace: [ 1340.366961][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.367080][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.367134][ T32] r4:00000000 [ 1340.367184][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.367281][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.367347][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.367407][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.367487][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.367596][ T32] r5:900d0113 r4:80239bb0 [ 1340.367645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.367812][ T32] r4:82ac21e4 [ 1340.367965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.368070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.368125][ T32] r4:e0029dc0 [ 1340.368182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.368270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.368529][ T32] r4:00000000 [ 1340.368619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.368741][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.368843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.368939][ T32] r5:00001000 r4:dfe13000 [ 1340.369022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.369458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.369688][ T32] r5:84aebb8c r4:84aeb800 [ 1340.369742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.369922][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.369978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.370146][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.370200][ T32] r4:849a8000 [ 1340.370237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.370473][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.370527][ T32] r4:00000001 [ 1340.370569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1340.370859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.391311][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.392049][ T32] r5:853f4800 r4:8291a680 [ 1340.392395][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.401349][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.401536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [ 1340.401694][ T32] r4:00000000 [ 1340.401743][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.401828][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.402088][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.402201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ab00 [ 1340.402257][ T32] r4:00000000 [ 1340.402297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.402480][ T32] r9:83018005 r8:853f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1340.405708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.405843][ T32] r5:00001000 r4:eb535000 [ 1340.406017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.406279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.406380][ T32] r5:8544cf8c r4:8544cc00 [ 1340.406425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.406661][ T32] r7:dddced80 r6:83018000 r5:8544cf8c r4:84b48e00 [ 1340.406750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.406880][ T32] r10:61c88647 r9:853f4800 r8:84b48e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.406933][ T32] r4:84b48e00 [ 1340.407052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.407351][ T32] r10:00000000 r9:84b48e00 r8:80287e08 r7:eb521e60 r6:85429000 r5:853f4800 [ 1340.407406][ T32] r4:00000001 [ 1340.407470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.407611][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1340.407705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.407811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.407872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.407934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.408021][ T32] r4:8541a940 [ 1340.408645][ T32] INFO: task kworker/0:322:4983 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.408717][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.408935][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.409042][ T32] Call trace: [ 1340.409190][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.409342][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.409405][ T32] r4:00000000 [ 1340.409465][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.409552][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.409664][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.409731][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.409785][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.409879][ T32] r5:900d0113 r4:80239bb0 ** 1 printk messages dropped ** [ 1340.410016][ T32] r4:82ac21e4 [ 1340.410203][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.410313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.410363][ T32] r4:e0029dc0 [ 1340.410396][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.410487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.410539][ T32] r4:00000000 [ 1340.410580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.410678][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.410979][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.411079][ T32] r5:00001000 r4:dfe13000 [ 1340.411124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.411210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.411620][ T32] r5:84aebb8c r4:84aeb800 [ 1340.411670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.411771][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.411853][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.411965][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.412069][ T32] r4:849a8000 [ 1340.412116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.412226][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.412438][ T32] r4:00000001 [ 1340.430599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.430876][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.430956][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.431055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.431204][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.431320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.431414][ T32] r4:8462f100 [ 1340.431469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.431532][ T32] INFO: task kworker/0:323:4986 blocked for more than 466 seconds. [ 1340.431597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.431647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.432539][ T32] r5:853f5400 r4:8291a680 ** 3 printk messages dropped ** [ 1340.436720][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.437083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ab40 ** 6 printk messages dropped ** [ 1340.437677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.437774][ T32] r5:8544d38c r4:8544d000 ** 3 printk messages dropped ** [ 1340.438098][ T32] r10:61c88647 r9:853f5400 r8:84b48cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.438657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.439818][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.440195][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1340.440684][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1340.441148][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.441812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.442448][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1340.454069][ T32] r4:8462f100 [ 1340.454116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.454174][ T32] INFO: task kworker/0:324:4988 blocked for more than 466 seconds. [ 1340.454271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.454334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.454386][ T32] task:kworker/0:324 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454502][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.454628][ T32] Call trace: [ 1340.454777][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.454917][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:853f3c00 [ 1340.454986][ T32] r4:853f3c00 [ 1340.455031][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.455123][ T32] r5:853f3c00 r4:8291a680 [ 1340.455163][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.455274][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.455377][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1340.455460][ T32] r4:00000000 [ 1340.455505][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.455577][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.455674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.455779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541ae80 [ 1340.455829][ T32] r4:00000000 [ 1340.455872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.456024][ T32] r9:83018005 r8:853f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1340.456103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.456263][ T32] r5:00001000 r4:eb55b000 [ 1340.456349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.456448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.456545][ T32] r5:8544db8c r4:8544d800 [ 1340.456592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.456751][ T32] r7:dddced80 r6:83018000 r5:8544db8c r4:849c8f00 [ 1340.456810][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.456916][ T32] r10:61c88647 r9:853f3c00 r8:849c8f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.456962][ T32] r4:849c8f00 [ 1340.457030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.457133][ T32] r10:00000000 r9:849c8f00 r8:80287e08 r7:eb521e60 r6:85429100 r5:853f3c00 [ 1340.457178][ T32] r4:00000001 [ 1340.457217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.457290][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1340.457358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.457422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.457534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.458852][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.459230][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff ** 4 printk messages dropped ** [ 1340.459558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1340.460424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.460699][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.460748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.460843][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.460894][ T32] r4:849a8000 [ 1340.460933][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.461031][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.461138][ T32] r4:00000001 [ 1340.461184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.461258][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.461315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.461374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.461442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.461505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.461581][ T32] r4:8462f100 [ 1340.461655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.461754][ T32] INFO: task kworker/1:606:4991 blocked for more than 466 seconds. [ 1340.461844][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.461929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.462006][ T32] task:kworker/1:606 state:D stack:0 pid:4991 tgid:4991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.462163][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.462279][ T32] Call trace: [ 1340.462375][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.481211][ T32] r10:8291a684 r9:eb56dd84 r8:00000002 r7:60000013 r6:eb56dd8c r5:853f6c00 [ 1340.481374][ T32] r4:853f6c00 [ 1340.481429][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.481579][ T32] r5:853f6c00 r4:8291a680 [ 1340.481662][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.481762][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.482227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533000 ** 6 printk messages dropped ** [ 1340.487496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.487684][ T32] r7:ddde2d80 r6:83018200 r5:8427cf8c r4:85429180 ** 4 printk messages dropped ** [ 1340.487914][ T32] r10:00000000 r9:85429180 r8:80287e08 r7:eb1ede60 r6:85429200 r5:853f6c00 ** 7 printk messages dropped ** [ 1340.488327][ T32] r4:854237c0 ** 3 printk messages dropped ** [ 1340.489050][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.489368][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 10 printk messages dropped ** [ 1340.490046][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.491163][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1340.491313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.491432][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.491488][ T32] r4:00000001 [ 1340.491532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.491632][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.491730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.491805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.491865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.491968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.492027][ T32] r4:8462f100 [ 1340.492114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.492226][ T32] INFO: task kworker/0:325:4992 blocked for more than 466 seconds. [ 1340.492303][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.492355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.492432][ T32] task:kworker/0:325 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.503440][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.503654][ T32] Call trace: [ 1340.503724][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.503841][ T32] r10:8291a684 r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:853f6000 [ 1340.503893][ T32] r4:853f6000 [ 1340.503934][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.504047][ T32] r5:853f6000 r4:8291a680 [ 1340.504092][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.504171][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.504274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1340.504324][ T32] r4:00000000 [ 1340.504364][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.504465][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.504555][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.504668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f000 [ 1340.504716][ T32] r4:00000000 [ 1340.504788][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.504900][ T32] r9:83018005 r8:853f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1340.504950][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.505052][ T32] r5:00001000 r4:e06f1000 [ 1340.505103][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.505191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.505335][ T32] r5:8544e78c r4:8544e400 [ 1340.505395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.505547][ T32] r7:dddced80 r6:83018000 r5:8544e78c r4:84b48f00 [ 1340.505594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.505756][ T32] r10:61c88647 r9:853f6000 r8:84b48f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.505807][ T32] r4:84b48f00 [ 1340.505848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.505982][ T32] r10:00000000 r9:84b48f00 r8:80287e08 r7:eb521e60 r6:85429280 r5:853f6000 [ 1340.506061][ T32] r4:00000001 [ 1340.506105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.506185][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1340.506242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.506301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.506355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.506493][ T32] r4:8484b840 ** 3 printk messages dropped ** [ 1340.507412][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.507764][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1340.508211][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.508656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.509418][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1340.509994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.510449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.510499][ T32] r4:8462f100 [ 1340.510548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.510605][ T32] INFO: task kworker/0:326:4994 blocked for more than 466 seconds. [ 1340.510678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.510732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.510780][ T32] task:kworker/0:326 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.510901][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.510993][ T32] Call trace: [ 1340.511065][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.511159][ T32] r10:8291a684 r9:eb371d84 r8:00000002 r7:60000113 r6:eb371d8c r5:853f2400 [ 1340.511214][ T32] r4:853f2400 [ 1340.511338][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.511431][ T32] r5:853f2400 r4:8291a680 [ 1340.511500][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.511598][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.511694][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1340.511746][ T32] r4:00000000 [ 1340.511811][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.511899][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.511987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.512121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080f80 [ 1340.512189][ T32] r4:00000000 [ 1340.512245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.512351][ T32] r9:83018005 r8:853f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1340.512404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.533267][ T32] r5:00001000 r4:df83d000 [ 1340.533416][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.533862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.533973][ T32] r5:8544e38c r4:8544e000 [ 1340.534036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.534226][ T32] r7:dddced80 r6:83018000 r5:8544e38c r4:84b48f80 [ 1340.534419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.534773][ T32] r10:61c88647 r9:853f2400 r8:84b48fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.534836][ T32] r4:84b48f80 [ 1340.534887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.534992][ T32] r10:00000000 r9:84b48f80 r8:80287e08 r7:eb571e60 r6:85429300 r5:853f2400 [ 1340.535038][ T32] r4:00000001 [ 1340.535078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.535158][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1340.535228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.535292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.535348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.535508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.535787][ T32] r4:85080e80 [ 1340.536466][ T32] INFO: task kworker/0:326:4994 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.536547][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.536755][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.536862][ T32] Call trace: [ 1340.537018][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.537215][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.537322][ T32] r4:00000000 [ 1340.537417][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.537617][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.537701][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.537768][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.537826][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.537877][ T32] r5:900d0113 r4:80239bb0 [ 1340.537937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.538034][ T32] r4:82ac21e4 [ 1340.538085][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.538187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.538281][ T32] r4:e0029dc0 [ 1340.538331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.538421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.538464][ T32] r4:00000000 [ 1340.538547][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.538647][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.538724][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.538815][ T32] r5:00001000 r4:dfe13000 [ 1340.538854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.538942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.539062][ T32] r5:84aebb8c r4:84aeb800 [ 1340.539109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.539205][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.539245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.539451][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.539544][ T32] r4:849a8000 [ 1340.539742][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.539873][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.539957][ T32] r4:00000001 [ 1340.540012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.540134][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.540201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.540379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.540448][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.540547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.540643][ T32] r4:8462f100 [ 1340.540699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.540755][ T32] INFO: task kworker/0:327:4996 blocked for more than 467 seconds. [ 1340.540826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.540918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.540972][ T32] task:kworker/0:327 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.541077][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.541165][ T32] Call trace: [ 1340.541232][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.541342][ T32] r10:8291a684 r9:eb3b5d84 r8:00000002 r7:60000113 r6:eb3b5d8c r5:853ee000 [ 1340.541397][ T32] r4:853ee000 [ 1340.541443][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.541560][ T32] r5:853ee000 r4:8291a680 ** 1 printk messages dropped ** [ 1340.541707][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.542275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.560429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.560518][ T32] r5:8544fb8c r4:8544f800 [ 1340.560562][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.560688][ T32] r7:dddced80 r6:83018000 r5:8544fb8c r4:84b48e80 [ 1340.560733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.560829][ T32] r10:61c88647 r9:853ee000 r8:84b48eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.560873][ T32] r4:84b48e80 [ 1340.560920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.561016][ T32] r10:00000000 r9:84b48e80 r8:80287e08 r7:eb571e60 r6:85429380 r5:853ee000 [ 1340.561082][ T32] r4:00000001 [ 1340.561142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.561224][ T32] Exception stack(0xeb3b5fb0 to 0xeb3b5ff8) [ 1340.561412][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.561478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.561536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.561597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.561642][ T32] r4:85080e80 [ 1340.562312][ T32] INFO: task kworker/0:327:4996 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.562381][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.571144][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.571322][ T32] Call trace: [ 1340.571426][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.571540][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.571591][ T32] r4:00000000 [ 1340.571634][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.571720][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.571782][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.571842][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.571905][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.572063][ T32] r5:900d0113 r4:80239bb0 [ 1340.572115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.572241][ T32] r4:82ac21e4 [ 1340.572288][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.572397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.572448][ T32] r4:e0029dc0 [ 1340.572487][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.580309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 4 printk messages dropped ** [ 1340.580721][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1340.581285][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.581775][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.582274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.582329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.582396][ T32] task:kworker/0:328 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.583561][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.583683][ T32] Call trace: [ 1340.583746][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.583854][ T32] r10:8291a684 r9:eb57dd84 r8:00000002 r7:60000113 r6:eb57dd8c r5:853ec800 [ 1340.583908][ T32] r4:853ec800 [ 1340.583949][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.584034][ T32] r5:853ec800 r4:8291a680 [ 1340.584077][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.584154][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.584240][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb57de08 [ 1340.584284][ T32] r4:00000000 [ 1340.584322][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.584454][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.584568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.584692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f1c0 [ 1340.584747][ T32] r4:00000000 [ 1340.584794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.584903][ T32] r9:83018005 r8:853ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.584981][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.585101][ T32] r5:00001000 r4:eaa51000 [ 1340.585147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.585228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.585311][ T32] r5:8544eb8c r4:8544e800 [ 1340.585352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.585505][ T32] r7:dddced80 r6:83018000 r5:8544eb8c r4:85431080 [ 1340.585554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.585663][ T32] r10:61c88647 r9:853ec800 r8:854310ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.585935][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.586233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.587493][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1340.588140][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.588659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.589615][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1340.590239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.590983][ T32] INFO: task kworker/0:329:5001 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1340.591554][ T32] r10:8291a684 r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:853f9800 [ 1340.591630][ T32] r4:853f9800 [ 1340.591677][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.591765][ T32] r5:853f9800 r4:8291a680 [ 1340.591804][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.591888][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.591988][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1340.592032][ T32] r4:00000000 [ 1340.592104][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.592210][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.592285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.592372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f240 [ 1340.592432][ T32] r4:00000000 [ 1340.610738][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.611011][ T32] r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1340.611077][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.611175][ T32] r5:00001000 r4:eac13000 [ 1340.611217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.611308][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.611412][ T32] r5:8544ef8c r4:8544ec00 [ 1340.611460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.611598][ T32] r7:dddced80 r6:83018000 r5:8544ef8c r4:85431000 [ 1340.611636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.611694][ T32] r10:61c88647 r9:853f9800 r8:8543102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.611729][ T32] r4:85431000 [ 1340.611778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.611893][ T32] r10:00000000 r9:85431000 r8:80287e08 r7:eb3b5e60 r6:85429480 r5:853f9800 [ 1340.611947][ T32] r4:00000001 [ 1340.611996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.612109][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1340.612183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.612253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.612335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.612410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.612531][ T32] r4:8542f180 [ 1340.621081][ T32] INFO: task kworker/0:329:5001 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.621198][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.621343][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.621504][ T32] Call trace: [ 1340.621588][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.621708][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.621760][ T32] r4:00000000 [ 1340.621804][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.621902][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.622001][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.622072][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.622132][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.622186][ T32] r5:900d0113 r4:80239bb0 [ 1340.622232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.622325][ T32] r4:82ac21e4 [ 1340.622404][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.626461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.626588][ T32] r4:e0029dc0 [ 1340.626641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.626763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.626814][ T32] r4:00000000 [ 1340.626860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1340.627024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.627763][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.627811][ T32] r4:849a8000 [ 1340.627852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.627971][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.628022][ T32] r4:00000001 [ 1340.628065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.628144][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.628244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.628445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.628519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.628617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.628733][ T32] r4:8462f100 [ 1340.628790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.628895][ T32] INFO: task kworker/0:330:5003 blocked for more than 467 seconds. [ 1340.628972][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.629028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.629074][ T32] task:kworker/0:330 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.629220][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.629401][ T32] Call trace: [ 1340.629524][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.629674][ T32] r10:8291a684 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:853f8000 [ 1340.629744][ T32] r4:853f8000 [ 1340.629814][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.629926][ T32] r5:853f8000 r4:8291a680 [ 1340.630035][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.630137][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.630238][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1340.630290][ T32] r4:00000000 [ 1340.630333][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.630415][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.630492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.630588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f400 [ 1340.630638][ T32] r4:00000000 [ 1340.630680][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.630779][ T32] r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1340.630827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.630928][ T32] r5:00001000 r4:eac4f000 [ 1340.630973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.631066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.631203][ T32] r5:8544f38c r4:8544f000 [ 1340.631291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.631555][ T32] r10:61c88647 r9:853f8000 r8:854311ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.632317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.644682][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.645088][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1340.645933][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.646091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.646142][ T32] r4:e0029dc0 [ 1340.646202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.646716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.646810][ T32] r4:00000000 [ 1340.646874][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.647328][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.647385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.647472][ T32] r5:00001000 r4:dfe13000 [ 1340.647511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.647608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.647700][ T32] r5:84aebb8c r4:84aeb800 [ 1340.647742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.647866][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.647920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.648016][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.648080][ T32] r4:849a8000 [ 1340.648133][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.648267][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.648353][ T32] r4:00000001 [ 1340.648405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.648491][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.648552][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.648612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.648704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.648768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.648812][ T32] r4:8462f100 [ 1340.648854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.648945][ T32] INFO: task kworker/0:331:5004 blocked for more than 467 seconds. [ 1340.649013][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.649121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.649174][ T32] task:kworker/0:331 state:D stack:0 pid:5004 tgid:5004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.649266][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.649409][ T32] Call trace: [ 1340.649486][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.649616][ T32] r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:8464e000 [ 1340.649709][ T32] r4:8464e000 [ 1340.649764][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.649885][ T32] r5:8464e000 r4:8291a680 [ 1340.649939][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.650037][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.650144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1340.650201][ T32] r4:00000000 [ 1340.650245][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.650354][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.650432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.650517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542f540 ** 3 printk messages dropped ** [ 1340.650768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.651016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.651333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.651884][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) ** 6 printk messages dropped ** [ 1340.677886][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.678814][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.678893][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.678952][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.679024][ T32] r5:900d0113 r4:80239bb0 [ 1340.679078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.679175][ T32] r4:82ac21e4 [ 1340.679219][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.679313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.679362][ T32] r4:e0029dc0 [ 1340.679401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.679497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.679549][ T32] r4:00000000 [ 1340.679598][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.679706][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.679756][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.679891][ T32] r5:00001000 r4:dfe13000 [ 1340.679952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.680041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.680133][ T32] r5:84aebb8c r4:84aeb800 [ 1340.680179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.680282][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.680328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.680429][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.680477][ T32] r4:849a8000 [ 1340.680538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.680674][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.680731][ T32] r4:00000001 [ 1340.680807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.680905][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 3 printk messages dropped ** [ 1340.681193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.681660][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.682349][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.694849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1340.695197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.695293][ T32] r5:8544ff8c r4:8544fc00 [ 1340.695336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.695432][ T32] r7:dddced80 r6:83018000 r5:8544ff8c r4:85431200 [ 1340.695473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.695568][ T32] r10:61c88647 r9:8464ec00 r8:8543122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.695612][ T32] r4:85431200 [ 1340.695655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.695750][ T32] r10:00000000 r9:85431200 r8:80287e08 r7:eb3b5e60 r6:85431380 r5:8464ec00 [ 1340.695795][ T32] r4:00000001 [ 1340.695833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.695973][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1340.696042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.696103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.696158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.696219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.696264][ T32] r4:8542f5c0 [ 1340.696943][ T32] INFO: task kworker/0:332:5007 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.697022][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.697191][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.697388][ T32] Call trace: [ 1340.697454][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.697557][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.697604][ T32] r4:00000000 [ 1340.697667][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.697783][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.697849][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.697916][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.698028][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.698120][ T32] r5:900d0113 r4:80239bb0 [ 1340.698166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.698249][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.698372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 10 printk messages dropped ** [ 1340.699247][ T32] r5:84aebb8c r4:84aeb800 ** 6 printk messages dropped ** [ 1340.699817][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1340.700325][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1340.700761][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.701363][ T32] r5:8464b000 r4:8291a680 [ 1340.701412][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.701522][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.701628][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1340.701745][ T32] r4:00000000 [ 1340.701797][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.701889][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.701972][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.702086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fbc0 [ 1340.702144][ T32] r4:00000000 [ 1340.702207][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.702305][ T32] r9:83018005 r8:8464b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.702348][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.702457][ T32] r5:00001000 r4:eaf85000 ** 1 printk messages dropped ** [ 1340.715416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.715518][ T32] r5:85454b8c r4:85454800 ** 3 printk messages dropped ** [ 1340.715873][ T32] r10:61c88647 r9:8464b000 r8:8543142c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1340.716841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.717914][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.718391][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1340.718510][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.718561][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.718641][ T32] r5:900d0113 r4:80239bb0 [ 1340.718691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.718844][ T32] r4:82ac21e4 [ 1340.718899][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.718993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.719060][ T32] r4:e0029dc0 [ 1340.719110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.719202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.719250][ T32] r4:00000000 [ 1340.719289][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.719444][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.719492][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.719589][ T32] r5:00001000 r4:dfe13000 [ 1340.719643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.719737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.719833][ T32] r5:84aebb8c r4:84aeb800 [ 1340.719886][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.719997][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.720047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.720154][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.720205][ T32] r4:849a8000 [ 1340.720278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.720396][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.720449][ T32] r4:00000001 [ 1340.720492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.720998][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1340.721395][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.721992][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.740536][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.741142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.741250][ T32] r5:8545438c r4:85454000 ** 1 printk messages dropped ** [ 1340.741407][ T32] r7:dddced80 r6:83018000 r5:8545438c r4:85431480 ** 5 printk messages dropped ** [ 1340.741931][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.742425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1340.755137][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.755206][ T32] r4:00000000 [ 1340.755254][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.755338][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.755420][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.755644][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.755739][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.755795][ T32] r5:900d0113 r4:80239bb0 [ 1340.755840][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.756017][ T32] r4:82ac21e4 [ 1340.756066][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.756157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.756204][ T32] r4:e0029dc0 [ 1340.756641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.756754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.756800][ T32] r4:00000000 [ 1340.756866][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.757135][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.757188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.757279][ T32] r5:00001000 r4:dfe13000 [ 1340.757323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.757403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.757611][ T32] r5:84aebb8c r4:84aeb800 [ 1340.757757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.757862][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.757928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.758029][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1340.758380][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.758895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.760299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.760934][ T32] r5:853d0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1340.761526][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.761867][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.762334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.762452][ T32] r5:8545478c r4:85454400 ** 2 printk messages dropped ** [ 1340.783479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.783968][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) ** 4 printk messages dropped ** [ 1340.784394][ T32] r4:8542fb00 ** 5 printk messages dropped ** [ 1340.785709][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 4 printk messages dropped ** [ 1340.786057][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.786170][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.786226][ T32] r5:900d0113 r4:80239bb0 [ 1340.786268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.786354][ T32] r4:82ac21e4 [ 1340.786393][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.786479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.786553][ T32] r4:e0029dc0 [ 1340.786600][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.786772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.786826][ T32] r4:00000000 [ 1340.786873][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.786980][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.787023][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.787108][ T32] r5:00001000 r4:dfe13000 [ 1340.787149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.787228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.787311][ T32] r5:84aebb8c r4:84aeb800 [ 1340.787352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.787443][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.787503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.787634][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.787687][ T32] r4:849a8000 [ 1340.787725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.787820][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.787899][ T32] r4:00000001 [ 1340.787945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.788019][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.788104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.788167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.788225][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.788345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.788397][ T32] r4:8462f100 [ 1340.788439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.788491][ T32] INFO: task kworker/0:336:5016 blocked for more than 467 seconds. [ 1340.788552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.788600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.788666][ T32] task:kworker/0:336 state:D stack:0 pid:5016 tgid:5016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.788758][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.788835][ T32] Call trace: [ 1340.788901][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.789020][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:853d1800 [ 1340.789071][ T32] r4:853d1800 [ 1340.789115][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.789200][ T32] r5:853d1800 r4:8291a680 [ 1340.789267][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1340.789647][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1340.789954][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.790062][ T32] r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1340.790108][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.790222][ T32] r5:00001000 r4:eaff5000 [ 1340.790270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.790502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.790594][ T32] r5:8545538c r4:85455000 [ 1340.790634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.790740][ T32] r7:dddced80 r6:83018000 r5:8545538c r4:85431700 [ 1340.790784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.790901][ T32] r10:61c88647 r9:853d1800 r8:8543172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.791170][ T32] r4:85431700 [ 1340.791217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.791324][ T32] r10:00000000 r9:85431700 r8:80287e08 r7:eb4ede60 r6:85431800 r5:853d1800 [ 1340.791372][ T32] r4:00000001 [ 1340.791523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.791604][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1340.791660][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.791889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.791951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.792353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.792406][ T32] r4:8542fc00 [ 1340.809814][ T32] INFO: task kworker/0:336:5016 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.809980][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.810126][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.810237][ T32] Call trace: [ 1340.810298][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.810420][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.810483][ T32] r4:00000000 [ 1340.810525][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.810607][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.810669][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 ** 2 printk messages dropped ** [ 1340.810863][ T32] r5:900d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1340.811213][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1340.811664][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.812369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1340.823748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.824891][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.825737][ T32] r4:853d2400 [ 1340.825780][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.825888][ T32] r5:853d2400 r4:8291a680 [ 1340.825937][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.826162][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.826259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1340.826495][ T32] r4:00000000 [ 1340.826541][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.826616][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.826695][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.826783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fdc0 [ 1340.826828][ T32] r4:00000000 [ 1340.826867][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.826970][ T32] r9:83018005 r8:853d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.827014][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.827099][ T32] r5:00001000 r4:eafa5000 [ 1340.827185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.827864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.827962][ T32] r5:85454f8c r4:85454c00 [ 1340.828004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.828103][ T32] r7:dddced80 r6:83018000 r5:85454f8c r4:85431580 [ 1340.828153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.828328][ T32] r10:61c88647 r9:853d2400 r8:854315ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.828391][ T32] r4:85431580 [ 1340.828437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.828646][ T32] r10:00000000 r9:85431580 r8:80287e08 r7:eb5a9e60 r6:85431900 r5:853d2400 [ 1340.828722][ T32] r4:00000001 [ 1340.828784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.829337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.831260][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.831674][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1340.832370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.852392][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1340.856587][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.857032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.857820][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.858479][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.858788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ade08 [ 1340.858871][ T32] r4:00000000 [ 1340.858978][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.859051][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.859123][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.859240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e400 [ 1340.859288][ T32] r4:00000000 [ 1340.859327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.859454][ T32] r9:83018005 r8:853d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.859500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.859628][ T32] r5:00001000 r4:eb047000 [ 1340.859685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.859817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.859936][ T32] r5:85455b8c r4:85455800 [ 1340.859986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.860116][ T32] r7:dddced80 r6:83018000 r5:85455b8c r4:85431780 [ 1340.860170][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.860275][ T32] r10:61c88647 r9:853d3000 r8:854317ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.860328][ T32] r4:85431780 [ 1340.860373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.860498][ T32] r10:00000000 r9:85431780 r8:80287e08 r7:eb5a9e60 r6:85431880 r5:853d3000 [ 1340.860557][ T32] r4:00000001 [ 1340.860605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.860719][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1340.860809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.860890][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.860967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.861067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.861128][ T32] r4:8547e000 [ 1340.861794][ T32] INFO: task kworker/0:338:5019 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.861892][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.862015][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.862100][ T32] Call trace: [ 1340.862158][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.862286][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.862340][ T32] r4:00000000 [ 1340.862429][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.873305][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.873413][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.873510][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.873572][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.873685][ T32] r5:900d0113 r4:80239bb0 [ 1340.873733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.873834][ T32] r4:82ac21e4 [ 1340.873893][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.874000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.874044][ T32] r4:e0029dc0 [ 1340.874171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.874329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.874376][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.874729][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1340.875329][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1340.875737][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.876442][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.876560][ T32] Call trace: [ 1340.876657][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.876843][ T32] r10:8291a684 r9:eb5b1d84 r8:00000002 r7:60000013 r6:eb5b1d8c r5:853d3c00 [ 1340.876913][ T32] r4:853d3c00 [ 1340.876975][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.877079][ T32] r5:853d3c00 r4:8291a680 [ 1340.877127][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.877221][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.877346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1340.877400][ T32] r4:00000000 [ 1340.877483][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.877564][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.877639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.877742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e280 [ 1340.877862][ T32] r4:00000000 [ 1340.877934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.878044][ T32] r9:83018005 r8:853d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.878094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.878210][ T32] r5:00001000 r4:eb025000 [ 1340.878273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.878401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.878513][ T32] r5:8545578c r4:85455400 [ 1340.878556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.878648][ T32] r7:dddced80 r6:83018000 r5:8545578c r4:85431980 [ 1340.878688][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.878783][ T32] r10:61c88647 r9:853d3c00 r8:854319ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.878837][ T32] r4:85431980 [ 1340.878881][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.878996][ T32] r10:00000000 r9:85431980 r8:80287e08 r7:eb5ade60 r6:85431b00 r5:853d3c00 [ 1340.879066][ T32] r4:00000001 [ 1340.879114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.879196][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1340.879253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.879320][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.879382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.879472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.879530][ T32] r4:8547e000 [ 1340.880199][ T32] INFO: task kworker/0:339:5020 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.880283][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.880406][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.880498][ T32] Call trace: [ 1340.880563][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.880703][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.880752][ T32] r4:00000000 [ 1340.880816][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.880917][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.880982][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.881050][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.881107][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.881165][ T32] r5:900d0113 r4:80239bb0 [ 1340.881212][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.881304][ T32] r4:82ac21e4 [ 1340.881371][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.881487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1340.881563][ T32] r4:e0029dc0 [ 1340.881614][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.881716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1340.881803][ T32] r4:00000000 [ 1340.881858][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.882015][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1340.882106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.882212][ T32] r5:00001000 r4:dfe13000 [ 1340.882260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.882375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.901931][ T32] r5:84aebb8c r4:84aeb800 [ 1340.902067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.902238][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.902324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.902515][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.903331][ T32] r4:849a8000 [ 1340.903395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.903524][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.903576][ T32] r4:00000001 [ 1340.903618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.903701][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.903764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.903831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.903899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.903962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.904006][ T32] r4:8462f100 [ 1340.904071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.904135][ T32] INFO: task kworker/0:340:5023 blocked for more than 467 seconds. [ 1340.904233][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.904292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.904338][ T32] task:kworker/0:340 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.904473][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.904667][ T32] Call trace: [ 1340.904762][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.904875][ T32] r10:8291a684 r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:853d4800 [ 1340.904968][ T32] r4:853d4800 [ 1340.905021][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.905127][ T32] r5:853d4800 r4:8291a680 [ 1340.905181][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.905262][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.905565][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.906282][ T32] r5:00001000 r4:eb063000 ** 1 printk messages dropped ** [ 1340.906486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1340.906925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.907458][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) ** 6 printk messages dropped ** [ 1340.908511][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.909520][ T32] r5:900d0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.910093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 3 printk messages dropped ** [ 1340.910388][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.910485][ T32] r5:00001000 r4:dfe13000 [ 1340.910534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.910622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.910719][ T32] r5:84aebb8c r4:84aeb800 [ 1340.910804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.910921][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.910998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.911104][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.911150][ T32] r4:849a8000 [ 1340.911188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.911286][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.911331][ T32] r4:00000001 [ 1340.911371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.911444][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.911501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.911579][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.911642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.911707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.911787][ T32] r4:8462f100 [ 1340.911864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.911924][ T32] INFO: task kworker/0:341:5025 blocked for more than 467 seconds. [ 1340.911980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.912045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.912093][ T32] task:kworker/0:341 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.912185][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.912266][ T32] Call trace: ** 1 printk messages dropped ** [ 1340.931815][ T32] r10:8291a684 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853d5400 ** 6 printk messages dropped ** [ 1340.932426][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.936205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e900 ** 6 printk messages dropped ** [ 1340.936784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.937203][ T32] r7:dddced80 r6:83018000 r5:8545678c r4:85431a80 ** 3 printk messages dropped ** [ 1340.937458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.938127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.939477][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.939822][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff ** 5 printk messages dropped ** [ 1340.940376][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1340.940907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.940995][ T32] r5:00001000 r4:dfe13000 [ 1340.941035][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.941116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.941202][ T32] r5:84aebb8c r4:84aeb800 [ 1340.941244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.941339][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.941384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.941480][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.941527][ T32] r4:849a8000 [ 1340.941565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.941659][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.941738][ T32] r4:00000001 [ 1340.941804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.941883][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.941947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.942005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.942073][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.942162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.942214][ T32] r4:8462f100 [ 1340.942257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.942311][ T32] INFO: task kworker/0:342:5026 blocked for more than 467 seconds. [ 1340.942373][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.942440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.954856][ T32] task:kworker/0:342 state:D stack:0 pid:5026 tgid:5026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.955175][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.955322][ T32] Call trace: [ 1340.955460][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1340.955587][ T32] r10:8291a684 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:853d6000 [ 1340.955680][ T32] r4:853d6000 [ 1340.955764][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1340.955871][ T32] r5:853d6000 r4:8291a680 [ 1340.955967][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.956072][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.956167][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1340.956219][ T32] r4:00000000 [ 1340.956263][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.956375][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.956486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.956581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547e680 [ 1340.956652][ T32] r4:00000000 [ 1340.956698][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.956863][ T32] r9:83018005 r8:853d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1340.956921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.957044][ T32] r5:00001000 r4:eb08b000 [ 1340.957093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.957174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.957355][ T32] r5:8545638c r4:85456000 [ 1340.957405][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.957502][ T32] r7:dddced80 r6:83018000 r5:8545638c r4:85431d00 [ 1340.957617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.957721][ T32] r10:61c88647 r9:853d6000 r8:85431d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.957770][ T32] r4:85431d00 [ 1340.957915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.958021][ T32] r10:00000000 r9:85431d00 r8:80287e08 r7:eb5b9e60 r6:85431b80 r5:853d6000 [ 1340.958066][ T32] r4:00000001 [ 1340.958140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.958223][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1340.958317][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1340.958561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.959707][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.960276][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1340.960701][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.961284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1340.977007][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1340.977947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1340.978609][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1340.979210][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.980283][ T32] r5:853d6c00 r4:8291a680 [ 1340.980358][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.980487][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.980613][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1340.980708][ T32] r4:00000000 [ 1340.980759][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1340.980857][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1340.981091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1340.981236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ea40 [ 1340.981309][ T32] r4:00000000 [ 1340.981383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1340.981552][ T32] r9:83018005 r8:853d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1340.981621][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.981800][ T32] r5:00001000 r4:eb0cf000 [ 1340.981889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.982001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.982107][ T32] r5:85456b8c r4:85456800 [ 1340.982158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.982271][ T32] r7:dddced80 r6:83018000 r5:85456b8c r4:85431d80 [ 1340.982324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.982521][ T32] r10:61c88647 r9:853d6c00 r8:85431dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.994237][ T32] r4:85431d80 [ 1340.994308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.994437][ T32] r10:00000000 r9:85431d80 r8:80287e08 r7:eb5b9e60 r6:85431f00 r5:853d6c00 [ 1340.994499][ T32] r4:00000001 [ 1340.994581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.994674][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1340.994738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.994834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.994896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.994993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.995075][ T32] r4:8547e5c0 [ 1340.995822][ T32] INFO: task kworker/0:343:5029 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1340.995897][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.996063][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.996163][ T32] Call trace: [ 1340.996272][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1340.996383][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1340.996465][ T32] r4:00000000 [ 1340.996511][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.996593][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1340.996681][ T32] 9d20: 7fde8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1340.996748][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1340.996835][ T32] 9d60: 80230ad0 80239bb0 900d0113 ffffffff [ 1340.996892][ T32] r5:900d0113 r4:80239bb0 [ 1340.996937][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1340.997153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1340.997963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.998050][ T32] r5:84aebb8c r4:84aeb800 [ 1340.998091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.998185][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1340.998227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.998322][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.998367][ T32] r4:849a8000 [ 1340.998450][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.998553][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1340.998690][ T32] r4:00000001 [ 1340.998738][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.998815][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1340.998904][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.998972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.999031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.999092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.999138][ T32] r4:8462f100 [ 1340.999180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.999249][ T32] INFO: task kworker/0:344:5031 blocked for more than 467 seconds. [ 1340.999312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.999361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.999402][ T32] task:kworker/0:344 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.999522][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.999817][ T32] Call trace: [ 1340.999920][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.000065][ T32] r10:8291a684 r9:eb5c9d84 r8:00000002 r7:60000113 r6:eb5c9d8c r5:84ab8000 [ 1341.000137][ T32] r4:84ab8000 [ 1341.000201][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.000345][ T32] r5:84ab8000 r4:8291a680 [ 1341.000404][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.000520][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.000672][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1341.000739][ T32] r4:00000000 [ 1341.000816][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.000932][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.001032][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.001137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547eb80 [ 1341.001193][ T32] r4:00000000 [ 1341.001238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.001618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.001740][ T32] r5:85456f8c r4:85456c00 ** 3 printk messages dropped ** [ 1341.002084][ T32] r10:61c88647 r9:84ab8000 r8:85431fac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.021508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.023545][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.024033][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1341.024262][ T32] r5:900d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.024602][ T32] r4:e0029dc0 ** 2 printk messages dropped ** [ 1341.024810][ T32] r4:00000000 [ 1341.024848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.024943][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.025006][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.025115][ T32] r5:00001000 r4:dfe13000 [ 1341.025175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.025261][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.025363][ T32] r5:84aebb8c r4:84aeb800 [ 1341.025435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.025551][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.025601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.025708][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.025758][ T32] r4:849a8000 [ 1341.025799][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.025897][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.025945][ T32] r4:00000001 [ 1341.025986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.026059][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.026113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.026199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.026260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.026320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.026368][ T32] r4:8462f100 [ 1341.026412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.026509][ T32] INFO: task kworker/0:345:5033 blocked for more than 467 seconds. [ 1341.026591][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.026661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.026723][ T32] task:kworker/0:345 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.026819][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.026916][ T32] Call trace: [ 1341.026984][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.027082][ T32] r10:8291a684 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:84ab8c00 [ 1341.027127][ T32] r4:84ab8c00 [ 1341.027168][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.027253][ T32] r5:84ab8c00 r4:8291a680 [ 1341.027294][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.027372][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.027483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1341.027534][ T32] r4:00000000 [ 1341.027592][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.027690][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.027768][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.027856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8542fd80 [ 1341.027923][ T32] r4:00000000 [ 1341.027989][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.028105][ T32] r9:83018005 r8:84ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1341.028162][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.028250][ T32] r5:00001000 r4:eb21f000 [ 1341.028292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.028454][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.028573][ T32] r5:85457b8c r4:85457800 [ 1341.028685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.028955][ T32] r10:61c88647 r9:84ab8c00 r8:8549202c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.029543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.030679][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.031103][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1341.031456][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.032233][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1341.051264][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.051491][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.051557][ T32] r4:00000001 [ 1341.051603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.051690][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.051751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.051812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.051897][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.051965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.052012][ T32] r4:8462f100 [ 1341.052074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.052134][ T32] INFO: task kworker/0:346:5035 blocked for more than 467 seconds. [ 1341.052197][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.052283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.052350][ T32] task:kworker/0:346 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.143544][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.143867][ T32] Call trace: [ 1341.143958][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.144122][ T32] r10:8291a684 r9:eb5c5d84 r8:00000002 r7:60000013 r6:eb5c5d8c r5:84ab9800 [ 1341.144220][ T32] r4:84ab9800 [ 1341.144283][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.144395][ T32] r5:84ab9800 r4:8291a680 [ 1341.144471][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.144595][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.144817][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1341.144884][ T32] r4:00000000 [ 1341.145501][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.145632][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.145760][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.145876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ed00 [ 1341.145934][ T32] r4:00000000 [ 1341.145986][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.146099][ T32] r9:83018005 r8:84ab9800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.146155][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.146293][ T32] r5:00001000 r4:eb1e5000 [ 1341.146351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.146446][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.146557][ T32] r5:8545738c r4:85457000 ** 2 printk messages dropped ** [ 1341.146775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.147805][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) ** 1 printk messages dropped ** [ 1341.148003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.148083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.148158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.148236][ T32] r4:8547eac0 [ 1341.149082][ T32] INFO: task kworker/0:346:5035 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.149186][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.149363][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.149478][ T32] Call trace: [ 1341.149724][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.150252][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.150323][ T32] r4:00000000 [ 1341.150540][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.150719][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.150821][ T32] 9d20: 82391000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.150906][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.150977][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.151053][ T32] r5:800d0113 r4:80239bb0 [ 1341.151107][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.151213][ T32] r4:82ac21e4 [ 1341.151268][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.151377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.151432][ T32] r4:e0029dc0 [ 1341.151479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.151596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.151651][ T32] r4:00000000 [ 1341.151698][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.151810][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.152192][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.152314][ T32] r5:00001000 r4:dfe13000 [ 1341.152369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.173492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.173890][ T32] r5:84aebb8c r4:84aeb800 [ 1341.174272][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.174401][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.174453][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.174574][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.174634][ T32] r4:849a8000 [ 1341.174684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.174791][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.174903][ T32] r4:00000001 [ 1341.174970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.175087][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.175179][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.175252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.175802][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.177579][ T32] r10:8291a684 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:84aba400 ** 8 printk messages dropped ** [ 1341.178396][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.179652][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.179747][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.180558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.181110][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) ** 6 printk messages dropped ** [ 1341.182407][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1341.213122][ T32] 9d20: 82771000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.213272][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.213342][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.213406][ T32] r5:800d0113 r4:80239bb0 [ 1341.213479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.213616][ T32] r4:82ac21e4 [ 1341.213706][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.213812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.213918][ T32] r4:e0029dc0 [ 1341.214007][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.214121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.214176][ T32] r4:00000000 [ 1341.214226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.214366][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.214426][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.214600][ T32] r5:00001000 r4:dfe13000 [ 1341.214660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.214751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.214853][ T32] r5:84aebb8c r4:84aeb800 [ 1341.214903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.215014][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.215072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.215185][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.215244][ T32] r4:849a8000 [ 1341.215326][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.215450][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.215507][ T32] r4:00000001 [ 1341.215598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.215732][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.215805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.215879][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.215945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.216050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.216113][ T32] r4:8462f100 [ 1341.216170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.216271][ T32] INFO: task kworker/0:348:5039 blocked for more than 467 seconds. [ 1341.216358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.216421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.216474][ T32] task:kworker/0:348 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.216699][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.216806][ T32] Call trace: [ 1341.216886][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1341.217065][ T32] r4:84abb000 ** 4 printk messages dropped ** [ 1341.217498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 ** 6 printk messages dropped ** [ 1341.218240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1341.218683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.219057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1341.219282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.219387][ T32] r10:00000000 r9:85492280 r8:80287e08 r7:eb5cde60 r6:85492400 r5:84abb000 [ 1341.219441][ T32] r4:00000001 [ 1341.219520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.219627][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1341.219771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.219972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.220081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.220182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.220271][ T32] r4:85423ec0 [ 1341.221016][ T32] INFO: task kworker/0:348:5039 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.221116][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.221403][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.221519][ T32] Call trace: [ 1341.221613][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.221773][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.221871][ T32] r4:00000000 [ 1341.221970][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.222177][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.222265][ T32] 9d20: 82771000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.222367][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.222458][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.259291][ T32] r5:800d0113 r4:80239bb0 [ 1341.259442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.259594][ T32] r4:82ac21e4 [ 1341.259647][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.259753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.259815][ T32] r4:e0029dc0 [ 1341.259940][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.260064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.260152][ T32] r4:00000000 [ 1341.260216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.260330][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.260395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.260504][ T32] r5:00001000 r4:dfe13000 [ 1341.260564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.261153][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.261677][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.262394][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.266652][ T32] r4:84abbc00 ** 4 printk messages dropped ** [ 1341.267049][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1341.267135][ T32] r4:00000000 [ 1341.267189][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.267290][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.267385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.267530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ee80 [ 1341.267598][ T32] r4:00000000 [ 1341.267694][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.267907][ T32] r9:83018005 r8:84abbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.268008][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.268157][ T32] r5:00001000 r4:eb237000 [ 1341.268217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.268316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.268425][ T32] r5:85457f8c r4:85457c00 [ 1341.268521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.268671][ T32] r7:dddced80 r6:83018000 r5:85457f8c r4:85492480 [ 1341.268727][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.268840][ T32] r10:61c88647 r9:84abbc00 r8:854924ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.268900][ T32] r4:85492480 [ 1341.268955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.269069][ T32] r10:00000000 r9:85492480 r8:80287e08 r7:eb5d5e60 r6:85492500 r5:84abbc00 [ 1341.269129][ T32] r4:00000001 [ 1341.269208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.269305][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1341.269377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.269450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.269519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.269603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.269659][ T32] r4:8549a000 [ 1341.270328][ T32] INFO: task kworker/0:349:5042 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.270413][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.270592][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.270930][ T32] Call trace: [ 1341.271123][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.271279][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.271357][ T32] r4:00000000 [ 1341.271473][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.271589][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.271662][ T32] 9d20: 82c1f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.271736][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.271799][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.271861][ T32] r5:800d0113 r4:80239bb0 [ 1341.271913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.272014][ T32] r4:82ac21e4 [ 1341.272063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.272163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.272221][ T32] r4:e0029dc0 [ 1341.272267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.272371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 3 printk messages dropped ** [ 1341.293410][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.294572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.295365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.296552][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.297687][ T32] r5:84abc800 r4:8291a680 ** 3 printk messages dropped ** [ 1341.298065][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.298392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a180 ** 6 printk messages dropped ** [ 1341.299066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.299290][ T32] r5:8545c78c r4:8545c400 [ 1341.299353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.299462][ T32] r7:dddced80 r6:83018000 r5:8545c78c r4:85492580 [ 1341.299541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.299669][ T32] r10:61c88647 r9:84abc800 r8:854925ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.299748][ T32] r4:85492580 [ 1341.299806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.299958][ T32] r10:00000000 r9:85492580 r8:80287e08 r7:eb5d5e60 r6:85492300 r5:84abc800 [ 1341.300026][ T32] r4:00000001 [ 1341.300111][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.300207][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1341.300273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.300343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.300418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.300524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.300618][ T32] r4:8549a000 [ 1341.301332][ T32] INFO: task kworker/0:350:5043 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.301463][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.301626][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.301789][ T32] Call trace: [ 1341.301911][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.302057][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.302252][ T32] r4:00000000 [ 1341.302316][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.302482][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.333250][ T32] 9d20: 83067000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.333384][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.333458][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.333525][ T32] r5:800d0113 r4:80239bb0 [ 1341.333594][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.333726][ T32] r4:82ac21e4 [ 1341.333778][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.333903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.333977][ T32] r4:e0029dc0 [ 1341.334171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.334294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.334356][ T32] r4:00000000 [ 1341.334405][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.334544][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.334605][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.334714][ T32] r5:00001000 r4:dfe13000 [ 1341.334767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.334863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.335101][ T32] r5:84aebb8c r4:84aeb800 [ 1341.335166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.335283][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 2 printk messages dropped ** [ 1341.335854][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1341.336086][ T32] r4:00000001 [ 1341.336137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.336251][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.336517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.336617][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.336708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.336778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.336832][ T32] r4:8462f100 [ 1341.336892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.336958][ T32] INFO: task kworker/0:351:5045 blocked for more than 467 seconds. [ 1341.337031][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.337111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.337163][ T32] task:kworker/0:351 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.337293][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.337500][ T32] Call trace: [ 1341.337584][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.337708][ T32] r10:8291a684 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:84abd400 [ 1341.337826][ T32] r4:84abd400 [ 1341.337902][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.338035][ T32] r5:84abd400 r4:8291a680 [ 1341.338121][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.338291][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.338399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1341.338459][ T32] r4:00000000 [ 1341.338542][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.338679][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.338793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.338897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a3c0 [ 1341.338949][ T32] r4:00000000 [ 1341.338995][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.339229][ T32] r9:83018005 r8:84abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.339292][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.339631][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.339727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.340778][ T32] r10:61c88647 r9:84abd400 r8:8549262c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.341398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.367807][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.368347][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1341.368886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.369905][ T32] r5:00001000 r4:dfe13000 ** 4 printk messages dropped ** [ 1341.370339][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1341.370793][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.371056][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.371822][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.386956][ T32] r5:84abe000 r4:8291a680 ** 1 printk messages dropped ** [ 1341.387252][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.387359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e9e08 [ 1341.387428][ T32] r4:00000000 [ 1341.387544][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.387644][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.387740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.387912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a500 [ 1341.388014][ T32] r4:00000000 [ 1341.388075][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.388241][ T32] r9:83018005 r8:84abe000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.388303][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.388409][ T32] r5:00001000 r4:eb37d000 [ 1341.388492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.388643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.388747][ T32] r5:8545cf8c r4:8545cc00 [ 1341.388824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.388946][ T32] r7:dddced80 r6:83018000 r5:8545cf8c r4:85492700 [ 1341.389001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.389117][ T32] r10:61c88647 r9:84abe000 r8:8549272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.389181][ T32] r4:85492700 [ 1341.389232][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.389346][ T32] r10:00000000 r9:85492700 r8:80287e08 r7:eb5d9e60 r6:85492800 r5:84abe000 [ 1341.389414][ T32] r4:00000001 [ 1341.389462][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.389564][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1341.389641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.389708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.389768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.389839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.389895][ T32] r4:8549a380 [ 1341.390579][ T32] INFO: task kworker/0:352:5047 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.390664][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.390897][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.391048][ T32] Call trace: [ 1341.391124][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.391263][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.391362][ T32] r4:00000000 [ 1341.391420][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.391516][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1341.391801][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.392182][ T32] r4:e0029dc0 ** 3 printk messages dropped ** [ 1341.410943][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1341.411983][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.423347][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.423867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1341.424434][ T32] r10:8291a684 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:854b8000 ** 4 printk messages dropped ** [ 1341.424875][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.424984][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1341.425039][ T32] r4:00000000 [ 1341.425119][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.425213][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.425308][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.425411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a800 [ 1341.425465][ T32] r4:00000000 [ 1341.425514][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.425636][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1341.425691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.425824][ T32] r5:00001000 r4:eb39f000 [ 1341.425882][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.425982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.426084][ T32] r5:8545d38c r4:8545d000 [ 1341.426133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.426244][ T32] r7:dddced80 r6:83018000 r5:8545d38c r4:85492880 [ 1341.426295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.426403][ T32] r10:61c88647 r9:854b8000 r8:854928ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.426458][ T32] r4:85492880 [ 1341.426571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.426725][ T32] r10:00000000 r9:85492880 r8:80287e08 r7:eb5e9e60 r6:85492780 r5:854b8000 [ 1341.426816][ T32] r4:00000001 [ 1341.426869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.426960][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1341.427030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.427101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.427186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.427301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.427359][ T32] r4:8549a440 [ 1341.428003][ T32] INFO: task kworker/0:353:5049 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.428090][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.428261][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.428395][ T32] Call trace: [ 1341.428459][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.428580][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.428661][ T32] r4:00000000 [ 1341.428708][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.428804][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.428876][ T32] 9d20: 83a5d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.428948][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 3 printk messages dropped ** [ 1341.429293][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.429667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1341.430515][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1341.431095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.431596][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1341.432047][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.432454][ T32] r4:854b8c00 [ 1341.457081][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.457179][ T32] r5:854b8c00 r4:8291a680 [ 1341.457529][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.457585][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.457633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1341.457657][ T32] r4:00000000 [ 1341.458150][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.458222][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.458270][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.458347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549aac0 [ 1341.458387][ T32] r4:00000000 [ 1341.458439][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.458495][ T32] r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1341.458531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.458605][ T32] r5:00001000 r4:eb3b9000 [ 1341.458659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.458709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.458756][ T32] r5:8545d78c r4:8545d400 [ 1341.458776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.458827][ T32] r7:dddced80 r6:83018000 r5:8545d78c r4:85492900 [ 1341.458849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.458899][ T32] r10:61c88647 r9:854b8c00 r8:8549292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.458923][ T32] r4:85492900 [ 1341.458971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.459026][ T32] r10:00000000 r9:85492900 r8:80287e08 r7:eb5f1e60 r6:85492a80 r5:854b8c00 [ 1341.459049][ T32] r4:00000001 [ 1341.459101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.459176][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1341.459233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.459305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.459348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.459382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.459406][ T32] r4:8549a900 [ 1341.459814][ T32] INFO: task kworker/0:354:5050 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.459854][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.459995][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.460048][ T32] Call trace: [ 1341.460080][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.460141][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.460165][ T32] r4:00000000 [ 1341.460185][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.460227][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.460257][ T32] 9d20: 83fc7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.460287][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.460313][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.460365][ T32] r5:800d0113 r4:80239bb0 [ 1341.460421][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.460498][ T32] r4:82ac21e4 [ 1341.460521][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.460603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 3 printk messages dropped ** [ 1341.460796][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.461111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.461513][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.461654][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.462076][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.462232][ T32] r10:8291a684 r9:eb5f9d84 r8:00000002 r7:60000113 r6:eb5f9d8c r5:854ba400 [ 1341.462283][ T32] r4:854ba400 [ 1341.462338][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.462387][ T32] r5:854ba400 r4:8291a680 [ 1341.462427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.462475][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.462523][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1341.472951][ T32] r4:00000000 [ 1341.473014][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.473077][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.473138][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.473191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ab40 [ 1341.473216][ T32] r4:00000000 [ 1341.473236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.473297][ T32] r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1341.473323][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.473416][ T32] r5:00001000 r4:eb417000 [ 1341.473542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.473591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.473637][ T32] r5:8545db8c r4:8545d800 [ 1341.473658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.473708][ T32] r7:dddced80 r6:83018000 r5:8545db8c r4:85492980 [ 1341.473729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.473780][ T32] r10:61c88647 r9:854ba400 r8:854929ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.473803][ T32] r4:85492980 [ 1341.473822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.473984][ T32] r10:00000000 r9:85492980 r8:80287e08 r7:eb5f5e60 r6:85492a00 r5:854ba400 [ 1341.474011][ T32] r4:00000001 [ 1341.474032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.474072][ T32] Exception stack(0xeb5f9fb0 to 0xeb5f9ff8) [ 1341.474130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.474331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.474394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.474447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.474505][ T32] r4:8549a380 [ 1341.475212][ T32] INFO: task kworker/0:355:5052 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.475276][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.475524][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.475786][ T32] Call trace: [ 1341.475853][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.475911][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.476020][ T32] r4:00000000 [ 1341.476206][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.476253][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1341.476431][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.476671][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1341.477117][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.477627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.478041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.478439][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.478691][ T32] r5:854bb000 r4:8291a680 [ 1341.478714][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.478756][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.478839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1341.478897][ T32] r4:00000000 [ 1341.478919][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.478957][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.478994][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.479038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549aec0 [ 1341.479060][ T32] r4:00000000 [ 1341.479080][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.479161][ T32] r9:83018005 r8:854bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1341.479224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.479275][ T32] r5:00001000 r4:eb435000 [ 1341.479295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.479336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.479380][ T32] r5:8545e38c r4:8545e000 [ 1341.479400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.479486][ T32] r7:dddced80 r6:83018000 r5:8545e38c r4:85492b00 [ 1341.479531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.479595][ T32] r10:61c88647 r9:854bb000 r8:85492b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.479619][ T32] r4:85492b00 [ 1341.479639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.479687][ T32] r10:00000000 r9:85492b00 r8:80287e08 r7:eb5f9e60 r6:85492c00 r5:854bb000 [ 1341.479709][ T32] r4:00000001 [ 1341.479729][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.479829][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1341.479865][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.479896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.479988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.480057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.480084][ T32] r4:8549ab80 [ 1341.480272][ T32] INFO: task kworker/0:356:5055 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.480349][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.480443][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.480490][ T32] Call trace: [ 1341.480526][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.480588][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.480612][ T32] r4:00000000 [ 1341.480674][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.480768][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.480868][ T32] 9d20: 841cd000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.480941][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.481042][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.481100][ T32] r5:800d0113 r4:80239bb0 [ 1341.481148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.481239][ T32] r4:82ac21e4 [ 1341.481308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.481413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.481462][ T32] r4:e0029dc0 [ 1341.481584][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.481690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.481741][ T32] r4:00000000 [ 1341.481821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.481992][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.482045][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.482139][ T32] r5:00001000 r4:dfe13000 [ 1341.482182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.482271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.482397][ T32] r5:84aebb8c r4:84aeb800 [ 1341.482557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.513364][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.513475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.513643][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.513700][ T32] r4:849a8000 [ 1341.513745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.513853][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.513903][ T32] r4:00000001 [ 1341.513946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.514033][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.514102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.514170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.514272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.514347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.514399][ T32] r4:8462f100 [ 1341.514451][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.514510][ T32] INFO: task kworker/0:357:5057 blocked for more than 467 seconds. [ 1341.514585][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.514642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.514690][ T32] task:kworker/0:357 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.514851][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.514955][ T32] Call trace: [ 1341.515069][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.515184][ T32] r10:8291a684 r9:eb601d84 r8:00000002 r7:60000113 r6:eb601d8c r5:854bbc00 [ 1341.515278][ T32] r4:854bbc00 [ 1341.515362][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.515467][ T32] r5:854bbc00 r4:8291a680 [ 1341.515515][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.515657][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.515795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1341.515925][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.516060][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.516277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ad40 [ 1341.516364][ T32] r4:00000000 [ 1341.516414][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.516524][ T32] r9:83018005 r8:854bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1341.516610][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.516727][ T32] r5:00001000 r4:eb429000 [ 1341.516775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.516865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.516960][ T32] r5:8545df8c r4:8545dc00 [ 1341.517003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.517164][ T32] r7:dddced80 r6:83018000 r5:8545df8c r4:85492c80 [ 1341.517216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.517327][ T32] r10:61c88647 r9:854bbc00 r8:85492cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.517380][ T32] r4:85492c80 [ 1341.517438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.517547][ T32] r10:00000000 r9:85492c80 r8:80287e08 r7:eb5ede60 r6:85492d80 r5:854bbc00 [ 1341.517661][ T32] r4:00000001 [ 1341.517710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.517808][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1341.517933][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.518004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.518066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.518131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.518195][ T32] r4:8549ab80 ** 1 printk messages dropped ** [ 1341.518949][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.520001][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1341.520460][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1341.520884][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.521638][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.521710][ T32] r4:849a8000 [ 1341.521758][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.521868][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.521977][ T32] r4:00000001 [ 1341.522030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.522116][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.522205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.522277][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.522405][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.546664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.546835][ T32] r4:8462f100 [ 1341.546896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.546979][ T32] INFO: task kworker/0:358:5060 blocked for more than 468 seconds. [ 1341.547053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.547160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.547217][ T32] task:kworker/0:358 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.547345][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.547553][ T32] Call trace: [ 1341.547688][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.547818][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:854bc800 [ 1341.547881][ T32] r4:854bc800 [ 1341.547934][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.548036][ T32] r5:854bc800 r4:8291a680 [ 1341.548157][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.548255][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.548366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1341.548424][ T32] r4:00000000 [ 1341.548470][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.548561][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.548672][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.548772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9240 [ 1341.548823][ T32] r4:00000000 [ 1341.548868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.548972][ T32] r9:83018005 r8:854bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1341.549163][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.549266][ T32] r5:00001000 r4:eb615000 [ 1341.549346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.549443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.549597][ T32] r5:8545eb8c r4:8545e800 [ 1341.549652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.549757][ T32] r7:dddced80 r6:83018000 r5:8545eb8c r4:85492b80 [ 1341.549865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.550035][ T32] r10:61c88647 r9:854bc800 r8:85492bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.550507][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) ** 6 printk messages dropped ** [ 1341.551671][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.567568][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.568221][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1341.568979][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.570029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.570212][ T32] r4:00000001 [ 1341.570262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.570346][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.570404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.570468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.570526][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.570604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.570673][ T32] r4:8462f100 [ 1341.570729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.570858][ T32] INFO: task kworker/0:359:5061 blocked for more than 468 seconds. [ 1341.570979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.571039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.571091][ T32] task:kworker/0:359 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.571204][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.571294][ T32] Call trace: [ 1341.571401][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.571512][ T32] r10:8291a684 r9:eb60dd84 r8:00000002 r7:60000113 r6:eb60dd8c r5:854bd400 [ 1341.571593][ T32] r4:854bd400 [ 1341.571650][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.571787][ T32] r5:854bd400 r4:8291a680 [ 1341.571853][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.571988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.572091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1341.572140][ T32] r4:00000000 [ 1341.572216][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.572302][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.572384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.593374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9040 [ 1341.593508][ T32] r4:00000000 [ 1341.593602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.593756][ T32] r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1341.593829][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.593938][ T32] r5:00001000 r4:eb60f000 [ 1341.593984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.594129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.594233][ T32] r5:8545e78c r4:8545e400 [ 1341.594283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.594389][ T32] r7:dddced80 r6:83018000 r5:8545e78c r4:85492e80 [ 1341.594435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.594540][ T32] r10:61c88647 r9:854bd400 r8:85492eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.594598][ T32] r4:85492e80 [ 1341.594643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.594748][ T32] r10:00000000 r9:85492e80 r8:80287e08 r7:eb605e60 r6:85492d00 r5:854bd400 [ 1341.594802][ T32] r4:00000001 [ 1341.594849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.594933][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1341.595002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.595068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.595129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.595197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.595246][ T32] r4:854a9080 [ 1341.595920][ T32] INFO: task kworker/0:359:5061 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.595998][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.596246][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.596384][ T32] Call trace: [ 1341.596460][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.596585][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.596655][ T32] r4:00000000 [ 1341.596737][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.596833][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.596898][ T32] 9d20: 84f6f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.597040][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.597176][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.597239][ T32] r5:800d0113 r4:80239bb0 [ 1341.597287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.597381][ T32] r4:82ac21e4 [ 1341.597428][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.597542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.597602][ T32] r4:e0029dc0 [ 1341.597660][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.597769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.597823][ T32] r4:00000000 [ 1341.597868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.597972][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.598017][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.598112][ T32] r5:00001000 r4:dfe13000 [ 1341.598159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.598248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.598373][ T32] r5:84aebb8c r4:84aeb800 [ 1341.598426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.598529][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 2 printk messages dropped ** [ 1341.598776][ T32] r4:849a8000 ** 4 printk messages dropped ** [ 1341.599184][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1341.599712][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1341.600134][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.600757][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.601622][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.602064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.602209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.625313][ T32] r10:61c88647 r9:854be000 r8:85431eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.625887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.627094][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.627466][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1341.627610][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.627672][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.627726][ T32] r5:800d0113 r4:80239bb0 [ 1341.627771][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.627867][ T32] r4:82ac21e4 [ 1341.627997][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.628132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.628188][ T32] r4:e0029dc0 [ 1341.628233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.628363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.628419][ T32] r4:00000000 [ 1341.628468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.628604][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.628738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.628873][ T32] r5:00001000 r4:dfe13000 [ 1341.628930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.629049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.629164][ T32] r5:84aebb8c r4:84aeb800 [ 1341.629216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.629322][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.629369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.629473][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.629585][ T32] r4:849a8000 [ 1341.629640][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.629748][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.629798][ T32] r4:00000001 [ 1341.629844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.630016][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.630105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.630176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.630258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.630331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.630427][ T32] r4:8462f100 [ 1341.630499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.630572][ T32] INFO: task kworker/0:361:5065 blocked for more than 468 seconds. [ 1341.630644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1341.630849][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.631393][ T32] r5:854bec00 r4:8291a680 ** 5 printk messages dropped ** [ 1341.631878][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.632395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.663748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.664280][ T32] r10:61c88647 r9:854bec00 r8:85492f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.665416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.665545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.665680][ T32] r4:854a9200 [ 1341.666339][ T32] INFO: task kworker/0:361:5065 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.666413][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.666758][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.666881][ T32] Call trace: [ 1341.667107][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.667665][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.667990][ T32] r4:00000000 [ 1341.668291][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.668634][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.668747][ T32] 9d20: 858f2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.668824][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.668987][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.669048][ T32] r5:800d0113 r4:80239bb0 [ 1341.669095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.669332][ T32] r4:82ac21e4 [ 1341.669450][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.669562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.669783][ T32] r4:e0029dc0 [ 1341.669897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.670018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.670331][ T32] r4:00000000 [ 1341.670448][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.670569][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.670619][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.672056][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1341.694492][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.695812][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.697158][ T32] r5:854b9800 r4:8291a680 ** 5 printk messages dropped ** [ 1341.697775][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1341.699335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.699522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.700767][ T32] r10:61c88647 r9:854b9800 r8:854ae12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.702054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.736739][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.736964][ T32] Call trace: [ 1341.737144][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.737272][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.737323][ T32] r4:00000000 [ 1341.737366][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.737490][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.737683][ T32] 9d20: 85e24000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.737758][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.737846][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.737911][ T32] r5:800d0113 r4:80239bb0 [ 1341.737956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.738051][ T32] r4:82ac21e4 [ 1341.738096][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.738248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.738303][ T32] r4:e0029dc0 [ 1341.738384][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.738546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.738612][ T32] r4:00000000 [ 1341.738687][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.738801][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.738850][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.738963][ T32] r5:00001000 r4:dfe13000 [ 1341.739015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.739138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.739238][ T32] r5:84aebb8c r4:84aeb800 [ 1341.739283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.739481][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.739536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.739652][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.739701][ T32] r4:849a8000 [ 1341.739774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.739885][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.739938][ T32] r4:00000001 [ 1341.739983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.740082][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.740147][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.740268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.740412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.740534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.740595][ T32] r4:8462f100 [ 1341.740666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.740726][ T32] INFO: task kworker/0:363:5070 blocked for more than 468 seconds. [ 1341.740795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.740859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.740910][ T32] task:kworker/0:363 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.741006][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.741165][ T32] Call trace: [ 1341.741235][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.741341][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000013 r6:eb635d8c r5:84abec00 ** 2 printk messages dropped ** [ 1341.741530][ T32] r5:84abec00 r4:8291a680 ** 3 printk messages dropped ** [ 1341.742245][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.773748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9800 ** 6 printk messages dropped ** [ 1341.774336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.774439][ T32] r5:8545fb8c r4:8545f800 ** 3 printk messages dropped ** [ 1341.774822][ T32] r10:61c88647 r9:84abec00 r8:854ae02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.775553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.776668][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.777106][ T32] r4:00000000 [ 1341.777160][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.777303][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.777373][ T32] 9d20: 86449000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.777470][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.777534][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.777596][ T32] r5:800d0113 r4:80239bb0 [ 1341.777642][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.777733][ T32] r4:82ac21e4 [ 1341.777828][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.777939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.777992][ T32] r4:e0029dc0 [ 1341.778100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.778206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.778278][ T32] r4:00000000 [ 1341.778332][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.778495][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.778556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.778709][ T32] r5:00001000 r4:dfe13000 [ 1341.778800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.778897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.779020][ T32] r5:84aebb8c r4:84aeb800 [ 1341.779071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.779174][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.779261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.779387][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.779527][ T32] r4:849a8000 [ 1341.779642][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.779753][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.779861][ T32] r4:00000001 [ 1341.779912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.779997][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.780074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.780143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.780214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.780285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1341.780463][ T32] INFO: task kworker/0:364:5071 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1341.781093][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000013 r6:eb641d8c r5:84820000 ** 6 printk messages dropped ** [ 1341.781808][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.782196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9b80 ** 6 printk messages dropped ** [ 1341.803505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.803832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.804408][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) ** 4 printk messages dropped ** [ 1341.804851][ T32] r4:854a97c0 ** 5 printk messages dropped ** [ 1341.806315][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 6 printk messages dropped ** [ 1341.806863][ T32] r5:800d0113 r4:80239bb0 [ 1341.806909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.807006][ T32] r4:82ac21e4 [ 1341.807061][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.807162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.807212][ T32] r4:e0029dc0 [ 1341.807254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.807356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.807427][ T32] r4:00000000 [ 1341.807479][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.807592][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.807660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.807780][ T32] r5:00001000 r4:dfe13000 [ 1341.807864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.807993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.808133][ T32] r5:84aebb8c r4:84aeb800 [ 1341.808187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.808309][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.808371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.808510][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.808572][ T32] r4:849a8000 [ 1341.808616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.808742][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.808795][ T32] r4:00000001 [ 1341.808840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.808951][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.809021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.809087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.809145][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.809214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.809263][ T32] r4:8462f100 [ 1341.809308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.809381][ T32] INFO: task kworker/0:365:5072 blocked for more than 468 seconds. [ 1341.809449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.809524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.809581][ T32] task:kworker/0:365 state:D stack:0 pid:5072 tgid:5072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.809698][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.809819][ T32] Call trace: [ 1341.810053][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.810198][ T32] r10:8291a684 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:84820c00 [ 1341.810376][ T32] r4:84820c00 ** 3 printk messages dropped ** [ 1341.810772][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.811719][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.812214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.840012][ T32] r10:61c88647 r9:84820c00 r8:854ae32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.840065][ T32] r4:854ae300 [ 1341.840110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.840219][ T32] r10:00000000 r9:854ae300 r8:80287e08 r7:eb641e60 r6:854ae380 r5:84820c00 [ 1341.840278][ T32] r4:00000001 [ 1341.840440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.840535][ T32] Exception stack(0xeb62dfb0 to 0xeb62dff8) [ 1341.840685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.840761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.840830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.840902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.840952][ T32] r4:854a97c0 [ 1341.841630][ T32] INFO: task kworker/0:365:5072 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.841706][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.841861][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.841994][ T32] Call trace: [ 1341.842179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.842294][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.842351][ T32] r4:00000000 [ 1341.842396][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1341.856701][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.857376][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1341.857950][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1341.858669][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.859328][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1341.859821][ T32] INFO: task kworker/0:366:5075 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1341.860440][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1341.861351][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.862265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.886867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.887336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.887444][ T32] r10:61c88647 r9:84821800 r8:854ae42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.887494][ T32] r4:854ae400 [ 1341.887540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.887750][ T32] r10:00000000 r9:854ae400 r8:80287e08 r7:eb641e60 r6:854ae480 r5:84821800 [ 1341.887812][ T32] r4:00000001 [ 1341.887983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.888080][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1341.888262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.888436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.888589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.888680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.888732][ T32] r4:854a9ac0 [ 1341.889395][ T32] INFO: task kworker/0:366:5075 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1341.889469][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.889615][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.889711][ T32] Call trace: [ 1341.889777][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.889917][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.890195][ T32] r4:00000000 [ 1341.890248][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.890337][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.890585][ T32] 9d20: 86c75000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.890660][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.890876][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.890938][ T32] r5:800d0113 r4:80239bb0 [ 1341.890984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.891084][ T32] r4:82ac21e4 [ 1341.891133][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.891319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.891378][ T32] r4:e0029dc0 [ 1341.891421][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.891519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.891582][ T32] r4:00000000 [ 1341.891627][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.891730][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.891782][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.891875][ T32] r5:00001000 r4:dfe13000 [ 1341.891927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.892142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.892243][ T32] r5:84aebb8c r4:84aeb800 [ 1341.892289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.892396][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.892473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.910784][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.910864][ T32] r4:849a8000 [ 1341.910929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.911156][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.911214][ T32] r4:00000001 [ 1341.911318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.911411][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.911485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.911574][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.911641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.911708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.911799][ T32] r4:8462f100 [ 1341.911864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.911931][ T32] INFO: task kworker/0:367:5077 blocked for more than 468 seconds. [ 1341.912002][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.912056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.912104][ T32] task:kworker/0:367 state:D stack:0 pid:5077 tgid:5077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.912285][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.912384][ T32] Call trace: [ 1341.923286][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.923430][ T32] r10:8291a684 r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:84822400 [ 1341.923484][ T32] r4:84822400 [ 1341.923527][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.923632][ T32] r5:84822400 r4:8291a680 [ 1341.923678][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.923766][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.923854][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1341.923897][ T32] r4:00000000 [ 1341.923940][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.924020][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.924112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.924213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9e80 ** 6 printk messages dropped ** [ 1341.924836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.924934][ T32] r5:8546cb8c r4:8546c800 ** 1 printk messages dropped ** [ 1341.925124][ T32] r7:dddced80 r6:83018000 r5:8546cb8c r4:854ae500 ** 5 printk messages dropped ** [ 1341.925643][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.926016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.927335][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.927843][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 6 printk messages dropped ** [ 1341.928410][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.929534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.930276][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1341.930333][ T32] r4:00000001 [ 1341.930391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.930502][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.930575][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.930642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.930703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.930770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.930819][ T32] r4:8462f100 [ 1341.930865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.931029][ T32] INFO: task kworker/0:368:5079 blocked for more than 468 seconds. [ 1341.931105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.931218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.931355][ T32] task:kworker/0:368 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.931546][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.931707][ T32] Call trace: [ 1341.931774][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.931914][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000013 r6:eb479d8c r5:84823000 [ 1341.932012][ T32] r4:84823000 [ 1341.932064][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.932158][ T32] r5:84823000 r4:8291a680 [ 1341.932200][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.932353][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.932457][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1341.954785][ T32] r4:00000000 [ 1341.954920][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.955044][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.955131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.955231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ae80 [ 1341.955280][ T32] r4:00000000 [ 1341.955326][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.955433][ T32] r9:83018005 r8:84823000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1341.955611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.955854][ T32] r5:00001000 r4:ea9b3000 [ 1341.955909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.956192][ T32] r5:8546cf8c r4:8546cc00 [ 1341.956287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1341.956893][ T32] r10:00000000 r9:854ae600 r8:80287e08 r7:eb451e60 r6:854ae700 r5:84823000 ** 7 printk messages dropped ** [ 1341.957455][ T32] r4:8549af40 ** 3 printk messages dropped ** [ 1341.958524][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.959173][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1341.959634][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.960177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1341.961000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.961849][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1341.962032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.962115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.962180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.962247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.962295][ T32] r4:8462f100 [ 1341.962340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.962401][ T32] INFO: task kworker/0:369:5082 blocked for more than 468 seconds. [ 1341.983617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.983759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.983816][ T32] task:kworker/0:369 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.984018][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.984246][ T32] Call trace: [ 1341.984487][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1341.984673][ T32] r10:8291a684 r9:eb505d84 r8:00000002 r7:60000013 r6:eb505d8c r5:84823c00 [ 1341.984736][ T32] r4:84823c00 [ 1341.984783][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1341.984884][ T32] r5:84823c00 r4:8291a680 [ 1341.984933][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.985020][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.985116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1341.985165][ T32] r4:00000000 [ 1341.985207][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1341.985285][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1341.985371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.985468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f61c0 [ 1341.985555][ T32] r4:00000000 [ 1341.985608][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.985720][ T32] r9:83018005 r8:84823c00 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1341.985771][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.985910][ T32] r5:00001000 r4:eaccb000 [ 1341.985964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.986052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.986146][ T32] r5:8546d78c r4:8546d400 [ 1341.986190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.986335][ T32] r7:dddced80 r6:83018000 r5:8546d78c r4:854ae780 [ 1341.986389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.986554][ T32] r10:61c88647 r9:84823c00 r8:854ae7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.986612][ T32] r4:854ae780 [ 1341.986712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.986892][ T32] r10:00000000 r9:854ae780 r8:80287e08 r7:eb479e60 r6:854ae880 r5:84823c00 [ 1341.986979][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.987183][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.988539][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.988668][ T32] Call trace: [ 1341.988751][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1341.988873][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1341.988926][ T32] r4:00000000 [ 1341.989031][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.989126][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1341.989231][ T32] 9d20: 87876000 ed729000 00000001 80239b98 7f565000 00000001 [ 1341.989304][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1341.989456][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1341.989516][ T32] r5:800d0113 r4:80239bb0 [ 1341.989568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.989681][ T32] r4:82ac21e4 [ 1341.989733][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.989845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1341.989905][ T32] r4:e0029dc0 [ 1341.990016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1341.990123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1341.990173][ T32] r4:00000000 [ 1341.990220][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1341.990326][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1341.990372][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.990464][ T32] r5:00001000 r4:dfe13000 [ 1341.990510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.990622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.990739][ T32] r5:84aebb8c r4:84aeb800 [ 1341.990790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.990898][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1341.990960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.991069][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1341.991262][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1341.991981][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1341.992378][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.024093][ T32] r5:84824800 r4:8291a680 ** 2 printk messages dropped ** [ 1342.024382][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb539e08 ** 2 printk messages dropped ** [ 1342.024596][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.024723][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.024838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6000 [ 1342.024896][ T32] r4:00000000 [ 1342.024943][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.025052][ T32] r9:83018005 r8:84824800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1342.025101][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.025204][ T32] r5:00001000 r4:eab49000 [ 1342.025253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.025344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.025437][ T32] r5:8546d38c r4:8546d000 [ 1342.025481][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.025612][ T32] r7:dddced80 r6:83018000 r5:8546d38c r4:854ae680 [ 1342.025670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.025775][ T32] r10:61c88647 r9:84824800 r8:854ae6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.025825][ T32] r4:854ae680 [ 1342.025903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.026027][ T32] r10:00000000 r9:854ae680 r8:80287e08 r7:eb505e60 r6:854ae980 r5:84824800 [ 1342.026082][ T32] r4:00000001 [ 1342.026144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.026237][ T32] Exception stack(0xeb539fb0 to 0xeb539ff8) [ 1342.026303][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.026373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.026435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.026501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.026652][ T32] r4:854f62c0 [ 1342.027322][ T32] INFO: task kworker/0:370:5083 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.027397][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.027534][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.027637][ T32] Call trace: [ 1342.027767][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1342.028139][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 6 printk messages dropped ** [ 1342.028676][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1342.029650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1342.030504][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1342.031014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.031867][ T32] r10:8291a684 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:84825400 ** 5 printk messages dropped ** [ 1342.060321][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 ** 3 printk messages dropped ** [ 1342.060762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.060863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6380 [ 1342.061040][ T32] r4:00000000 [ 1342.061094][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.061270][ T32] r9:83018005 r8:84825400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1342.061462][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.061585][ T32] r5:00001000 r4:ead55000 [ 1342.061678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.061778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.061874][ T32] r5:8546db8c r4:8546d800 [ 1342.061921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.062026][ T32] r7:dddced80 r6:83018000 r5:8546db8c r4:854ae800 [ 1342.062072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.062194][ T32] r10:61c88647 r9:84825400 r8:854ae82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.062267][ T32] r4:854ae800 [ 1342.062350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.062553][ T32] r10:00000000 r9:854ae800 r8:80287e08 r7:eb505e60 r6:854aea80 r5:84825400 [ 1342.078186][ T32] r4:00000001 [ 1342.078287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.078439][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1342.078518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.078684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.078769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.078956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.079018][ T32] r4:854f6180 [ 1342.079708][ T32] INFO: task kworker/0:371:5085 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.079789][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.080085][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.080209][ T32] Call trace: [ 1342.080321][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.080439][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1342.080840][ T32] r4:00000000 [ 1342.080898][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.080991][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.081113][ T32] 9d20: 88347000 ed729000 00000001 80239b98 7f565000 00000001 ** 1 printk messages dropped ** [ 1342.081366][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 7 printk messages dropped ** [ 1342.082093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.082253][ T32] r4:00000000 [ 1342.082361][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.091055][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.091167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.091297][ T32] r5:00001000 r4:dfe13000 [ 1342.091383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.091480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.091589][ T32] r5:84aebb8c r4:84aeb800 [ 1342.091637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.091808][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.091873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.092004][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.092062][ T32] r4:849a8000 [ 1342.092107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.092309][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.092367][ T32] r4:00000001 [ 1342.092510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.096368][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.096528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.096613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.096985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.097078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.097131][ T32] r4:8462f100 [ 1342.097184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.097262][ T32] INFO: task kworker/0:372:5087 blocked for more than 468 seconds. [ 1342.097334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.097446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.097504][ T32] task:kworker/0:372 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.097634][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.097759][ T32] Call trace: [ 1342.097851][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.098135][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84826000 [ 1342.098193][ T32] r4:84826000 [ 1342.098326][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.098428][ T32] r5:84826000 r4:8291a680 [ 1342.098528][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.098653][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.098757][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1342.098880][ T32] r4:00000000 [ 1342.099023][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.099109][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.099406][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.099516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6700 [ 1342.099577][ T32] r4:00000000 [ 1342.099626][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.099729][ T32] r9:83018005 r8:84826000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1342.099776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.099927][ T32] r5:00001000 r4:eaeb7000 [ 1342.099979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.100191][ T32] r5:8546e38c r4:8546e000 [ 1342.100320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.100764][ T32] r4:854ae900 ** 5 printk messages dropped ** [ 1342.101468][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.121791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.127874][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 6 printk messages dropped ** [ 1342.128656][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1342.129373][ T32] r5:00001000 r4:dfe13000 ** 1 printk messages dropped ** [ 1342.129510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.129616][ T32] r5:84aebb8c r4:84aeb800 [ 1342.129665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.129772][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.129821][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.129928][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.129980][ T32] r4:849a8000 [ 1342.130028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.130133][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.130187][ T32] r4:00000001 [ 1342.130295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.130417][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.130621][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.130725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.130790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.130860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.130910][ T32] r4:8462f100 [ 1342.130962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.131022][ T32] INFO: task kworker/0:373:5088 blocked for more than 468 seconds. [ 1342.131089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.131143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.131191][ T32] task:kworker/0:373 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.131329][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.131478][ T32] Call trace: [ 1342.131594][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.131704][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000113 r6:eb54dd8c r5:84826c00 [ 1342.131755][ T32] r4:84826c00 [ 1342.131859][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.131963][ T32] r5:84826c00 r4:8291a680 [ 1342.132010][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.132103][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.132201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1342.132268][ T32] r4:00000000 [ 1342.132315][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.132431][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.153375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.153531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6500 [ 1342.153657][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.153899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.154234][ T32] r5:8546df8c r4:8546dc00 [ 1342.154280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.154672][ T32] r4:854aea00 ** 5 printk messages dropped ** [ 1342.155229][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.156419][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.157262][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 6 printk messages dropped ** [ 1342.157821][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1342.158398][ T32] r5:00001000 r4:dfe13000 [ 1342.158449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.158558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.158675][ T32] r5:84aebb8c r4:84aeb800 [ 1342.158726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.158851][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.158904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.159013][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.159068][ T32] r4:849a8000 [ 1342.159110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.159216][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.159396][ T32] r4:00000001 [ 1342.159449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.159612][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.159681][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.159748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.159827][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.159967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.160023][ T32] r4:8462f100 [ 1342.160094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.160158][ T32] INFO: task kworker/0:374:5091 blocked for more than 468 seconds. [ 1342.160229][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.160285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.160332][ T32] task:kworker/0:374 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.160429][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.160518][ T32] Call trace: [ 1342.160591][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.160749][ T32] r10:8291a684 r9:eb655d84 r8:00000002 r7:60000013 r6:eb655d8c r5:854c8000 [ 1342.160808][ T32] r4:854c8000 [ 1342.160969][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.161196][ T32] r5:854c8000 r4:8291a680 [ 1342.161249][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.161339][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.161440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb655e08 [ 1342.161489][ T32] r4:00000000 [ 1342.161533][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.161702][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.161793][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.161897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6cc0 [ 1342.162119][ T32] r4:00000000 [ 1342.162172][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.162342][ T32] r9:83018005 r8:854c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1342.162396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.190368][ T32] r5:00001000 r4:eb17d000 [ 1342.190447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.190629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.190748][ T32] r5:8546f38c r4:8546f000 [ 1342.190831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.191100][ T32] r10:61c88647 r9:854c8000 r8:854aec2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.191746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.198205][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.198658][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1342.199416][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.199806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1342.200503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.201314][ T32] r4:00000001 [ 1342.201373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.201488][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.201560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.201626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.201799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.201881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.201935][ T32] r4:8462f100 [ 1342.202028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.202122][ T32] INFO: task kworker/0:375:5092 blocked for more than 468 seconds. [ 1342.202196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.202307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.202361][ T32] task:kworker/0:375 state:D stack:0 pid:5092 tgid:5092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.220670][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.220873][ T32] Call trace: [ 1342.220947][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.221093][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:854c8c00 [ 1342.221153][ T32] r4:854c8c00 [ 1342.221229][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.221362][ T32] r5:854c8c00 r4:8291a680 [ 1342.221412][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.221506][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.221644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1342.221718][ T32] r4:00000000 [ 1342.221766][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.221932][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.222026][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.222125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f68c0 [ 1342.222179][ T32] r4:00000000 [ 1342.222225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.222331][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.222377][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.227332][ T32] r5:00001000 r4:eb0e7000 [ 1342.227463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.227589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.227690][ T32] r5:8546e78c r4:8546e400 [ 1342.227735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.228056][ T32] r10:61c88647 r9:854c8c00 r8:854aecac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1342.228653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.228839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.228891][ T32] r4:854f67c0 [ 1342.229591][ T32] INFO: task kworker/0:375:5092 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.229680][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.229839][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.230007][ T32] Call trace: [ 1342.230080][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.230197][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1342.230249][ T32] r4:00000000 [ 1342.230293][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.230379][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.230503][ T32] 9d20: 89339000 ed729000 00000001 80239b98 7f565000 00000001 [ 1342.230584][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.230647][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.230724][ T32] r5:800d0113 r4:80239bb0 [ 1342.230779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.230875][ T32] r4:82ac21e4 [ 1342.230919][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.231017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.231151][ T32] r4:e0029dc0 [ 1342.231313][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.231420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.231474][ T32] r4:00000000 [ 1342.231521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.231640][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.231691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.231787][ T32] r5:00001000 r4:dfe13000 [ 1342.231834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.231926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.232023][ T32] r5:84aebb8c r4:84aeb800 [ 1342.232070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.232233][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.232287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.232392][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.232491][ T32] r4:849a8000 [ 1342.250584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.250751][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.250882][ T32] r4:00000001 [ 1342.250937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.251089][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.251223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.251297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.251359][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.251429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.251478][ T32] r4:8462f100 [ 1342.251528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1342.251975][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.266264][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1342.267325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.267720][ T32] r5:8546eb8c r4:8546e800 ** 1 printk messages dropped ** [ 1342.268012][ T32] r7:dddced80 r6:83018000 r5:8546eb8c r4:854aee00 ** 4 printk messages dropped ** [ 1342.268457][ T32] r10:00000000 r9:854aee00 r8:80287e08 r7:eb655e60 r6:854aef00 r5:854c9800 ** 8 printk messages dropped ** [ 1342.270076][ T32] INFO: task kworker/0:376:5095 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 9 printk messages dropped ** [ 1342.271300][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 6 printk messages dropped ** [ 1342.271840][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1342.272232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.287674][ T32] r4:849a8000 [ 1342.287759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.287877][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.287957][ T32] r4:00000001 [ 1342.288050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.288142][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.288215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.288333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.288401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.288468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.288554][ T32] r4:8462f100 [ 1342.288638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.288709][ T32] INFO: task kworker/0:377:5096 blocked for more than 468 seconds. [ 1342.288820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.288881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.288930][ T32] task:kworker/0:377 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.289104][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.289203][ T32] Call trace: [ 1342.289272][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.289384][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:854ca400 [ 1342.289433][ T32] r4:854ca400 [ 1342.289480][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.289602][ T32] r5:854ca400 r4:8291a680 [ 1342.289663][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.289786][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.289910][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1342.289968][ T32] r4:00000000 [ 1342.290011][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.290172][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.290311][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.290445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6b40 [ 1342.290501][ T32] r4:00000000 [ 1342.290587][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.290699][ T32] r9:83018005 r8:854ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.290749][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.290842][ T32] r5:00001000 r4:eb13b000 [ 1342.290903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.290994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.291085][ T32] r5:8546ef8c r4:8546ec00 [ 1342.291128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.291230][ T32] r7:dddced80 r6:83018000 r5:8546ef8c r4:85503000 [ 1342.291277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.291381][ T32] r10:61c88647 r9:854ca400 r8:8550302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1342.291637][ T32] r10:00000000 r9:85503000 r8:80287e08 r7:eb655e60 r6:85503080 r5:854ca400 ** 7 printk messages dropped ** [ 1342.292348][ T32] r4:854f6c40 ** 1 printk messages dropped ** [ 1342.316400][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.317628][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.318127][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.318816][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.319528][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1342.320187][ T32] INFO: task kworker/0:378:5099 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.320899][ T32] r4:854cb000 ** 5 printk messages dropped ** [ 1342.321451][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.322128][ T32] r9:83018005 r8:854cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 6 printk messages dropped ** [ 1342.338107][ T32] r7:dddced80 r6:83018000 r5:8546f78c r4:85503100 ** 4 printk messages dropped ** [ 1342.338467][ T32] r10:00000000 r9:85503100 r8:80287e08 r7:eb655e60 r6:85503200 r5:854cb000 ** 7 printk messages dropped ** [ 1342.339094][ T32] r4:854f6c80 ** 3 printk messages dropped ** [ 1342.340104][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.340775][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1342.341601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1342.354908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.355053][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.355100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.355203][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.355255][ T32] r4:849a8000 [ 1342.355298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.355424][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.355530][ T32] r4:00000001 [ 1342.355589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.355692][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.355832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.355907][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.355969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.356093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.356148][ T32] r4:8462f100 [ 1342.356198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.356279][ T32] INFO: task kworker/0:379:5100 blocked for more than 468 seconds. [ 1342.356392][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.356485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.356597][ T32] task:kworker/0:379 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.356733][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.356850][ T32] Call trace: [ 1342.356928][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.357038][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:854cc800 [ 1342.357093][ T32] r4:854cc800 [ 1342.357140][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.357232][ T32] r5:854cc800 r4:8291a680 [ 1342.357275][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.357359][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.357480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1342.357537][ T32] r4:00000000 [ 1342.357587][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.357672][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.357752][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.357848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550a040 [ 1342.357928][ T32] r4:00000000 [ 1342.357982][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.358092][ T32] r9:83018005 r8:854cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.358191][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.358325][ T32] r5:00001000 r4:eb2a9000 [ 1342.358378][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.358467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.358581][ T32] r5:8546fb8c r4:8546f800 [ 1342.358634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.358732][ T32] r7:dddced80 r6:83018000 r5:8546fb8c r4:85503280 [ 1342.358822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.358985][ T32] r4:85503280 ** 7 printk messages dropped ** [ 1342.359609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.361199][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.361906][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1342.384505][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1342.385598][ T32] r4:8462f100 [ 1342.385656][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.385716][ T32] INFO: task kworker/0:380:5103 blocked for more than 468 seconds. [ 1342.385828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.385900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.385953][ T32] task:kworker/0:380 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.386129][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.386225][ T32] Call trace: [ 1342.386383][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.386502][ T32] r10:8291a684 r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:854cbc00 [ 1342.386559][ T32] r4:854cbc00 [ 1342.386608][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.386701][ T32] r5:854cbc00 r4:8291a680 [ 1342.386773][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.386884][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.386989][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1342.387040][ T32] r4:00000000 [ 1342.387082][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.387160][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.387241][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.387337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550a7c0 [ 1342.387388][ T32] r4:00000000 [ 1342.387432][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.387531][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1342.387603][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.387701][ T32] r5:00001000 r4:eb3f5000 [ 1342.387745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.387927][ T32] r5:8556cf8c r4:8556cc00 ** 2 printk messages dropped ** [ 1342.388156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.389069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1342.391088][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 12 printk messages dropped ** [ 1342.392243][ T32] r5:00001000 r4:dfe13000 ** 7 printk messages dropped ** [ 1342.417592][ T32] r4:849a8000 ** 5 printk messages dropped ** [ 1342.418106][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.418534][ T32] INFO: task kworker/0:381:5104 blocked for more than 468 seconds. [ 1342.418611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.418684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.418799][ T32] task:kworker/0:381 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.418959][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.419054][ T32] Call trace: [ 1342.419181][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.419385][ T32] r10:8291a684 r9:eb671d84 r8:00000002 r7:60000013 r6:eb671d8c r5:853fc800 [ 1342.419443][ T32] r4:853fc800 [ 1342.419517][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.419658][ T32] r5:853fc800 r4:8291a680 [ 1342.419710][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.419855][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.419975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb671e08 [ 1342.420031][ T32] r4:00000000 [ 1342.420220][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.420311][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.420401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.420500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550a300 [ 1342.420612][ T32] r4:00000000 [ 1342.420683][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.421499][ T32] r5:8546ff8c r4:8546fc00 ** 3 printk messages dropped ** [ 1342.421827][ T32] r10:61c88647 r9:853fc800 r8:855033ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1342.446193][ T32] Call trace: ** 8 printk messages dropped ** [ 1342.447051][ T32] r5:800d0113 r4:80239bb0 ** 12 printk messages dropped ** [ 1342.448791][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1342.449874][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1342.451177][ T32] r4:853fb000 ** 7 printk messages dropped ** [ 1342.451835][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1342.473888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.474850][ T32] r4:8550a500 ** 8 printk messages dropped ** [ 1342.476481][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 8 printk messages dropped ** [ 1342.477257][ T32] r4:e0029dc0 [ 1342.477299][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.477397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.477446][ T32] r4:00000000 [ 1342.477579][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.477781][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.477868][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.478000][ T32] r5:00001000 r4:dfe13000 [ 1342.478082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.478233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.478339][ T32] r5:84aebb8c r4:84aeb800 [ 1342.478387][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.478494][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.478615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.478757][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.478826][ T32] r4:849a8000 [ 1342.478875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.478982][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.479060][ T32] r4:00000001 [ 1342.479129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.479237][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.479304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.479369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.479429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.479495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.479544][ T32] r4:8462f100 [ 1342.479596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.479852][ T32] INFO: task kworker/0:383:5108 blocked for more than 468 seconds. [ 1342.479991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.480069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.480120][ T32] task:kworker/0:383 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.480236][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.480552][ T32] r4:853fe000 ** 4 printk messages dropped ** [ 1342.480950][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 ** 12 printk messages dropped ** [ 1342.482142][ T32] r5:8556c78c r4:8556c400 ** 3 printk messages dropped ** [ 1342.513292][ T32] r10:61c88647 r9:853fe000 r8:855035ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1342.515764][ T32] Call trace: ** 8 printk messages dropped ** [ 1342.517029][ T32] r5:800d0113 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.517612][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1342.518723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1342.520716][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1342.521717][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1342.550956][ T32] r5:8556cb8c r4:8556c800 ** 6 printk messages dropped ** [ 1342.551544][ T32] r10:00000000 r9:85503600 r8:80287e08 r7:eb66de60 r6:85429700 r5:853f8c00 ** 4 printk messages dropped ** [ 1342.551994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.552143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.552250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.552367][ T32] r4:8550a600 [ 1342.568480][ T32] INFO: task kworker/0:384:5111 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.568746][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.568912][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.569037][ T32] Call trace: [ 1342.569108][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.569234][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1342.569307][ T32] r4:00000000 [ 1342.569362][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.569454][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.569568][ T32] 9d20: 8ba05000 ed729000 00000001 80239b98 7f565000 00000001 [ 1342.569647][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.569707][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.569795][ T32] r5:800d0113 r4:80239bb0 [ 1342.569850][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.569946][ T32] r4:82ac21e4 [ 1342.570059][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.570163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.570217][ T32] r4:e0029dc0 [ 1342.570258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.570357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.570468][ T32] r4:00000000 [ 1342.570617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.570734][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.570823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.570926][ T32] r5:00001000 r4:dfe13000 ** 2 printk messages dropped ** [ 1342.571174][ T32] r5:84aebb8c r4:84aeb800 ** 9 printk messages dropped ** [ 1342.571998][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1342.581204][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.581870][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.586311][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.586833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.587214][ T32] r7:dddced80 r6:83018000 r5:8556d78c r4:85503680 ** 2 printk messages dropped ** [ 1342.587465][ T32] r4:85503680 ** 6 printk messages dropped ** [ 1342.588167][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.589336][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.589824][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.589912][ T32] 9d20: 8ba05000 ed729000 00000001 80239b98 7f565000 00000001 [ 1342.589985][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.590049][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.590131][ T32] r5:800d0113 r4:80239bb0 [ 1342.590184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.590279][ T32] r4:82ac21e4 [ 1342.590355][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.590528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.590593][ T32] r4:e0029dc0 [ 1342.590639][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.590741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.590791][ T32] r4:00000000 [ 1342.590837][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.590943][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.591025][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.591128][ T32] r5:00001000 r4:dfe13000 [ 1342.591174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.591414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.591517][ T32] r5:84aebb8c r4:84aeb800 [ 1342.591571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.591698][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.591765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.591879][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.591931][ T32] r4:849a8000 [ 1342.591975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.592110][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.592169][ T32] r4:00000001 [ 1342.592218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.592341][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.592409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.613658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.613813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.614258][ T32] task:kworker/0:386 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1342.616042][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.616781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.616896][ T32] r10:61c88647 r9:853fd400 r8:8550372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.616950][ T32] r4:85503700 [ 1342.616997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.617172][ T32] r10:00000000 r9:85503700 r8:80287e08 r7:eb68de60 r6:85429800 r5:853fd400 [ 1342.617259][ T32] r4:00000001 [ 1342.617323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.617417][ T32] Exception stack(0xeb695fb0 to 0xeb695ff8) [ 1342.617480][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.618498][ T32] INFO: task kworker/0:386:5114 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 15 printk messages dropped ** [ 1342.620473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 17 printk messages dropped ** [ 1342.622139][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 13 printk messages dropped ** [ 1342.650999][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.651859][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.663445][ T32] r5:00001000 r4:eb4c3000 ** 2 printk messages dropped ** [ 1342.663688][ T32] r5:8556db8c r4:8556d800 ** 6 printk messages dropped ** [ 1342.664287][ T32] r10:00000000 r9:85503780 r8:80287e08 r7:eb68de60 r6:85503500 r5:854cd400 ** 7 printk messages dropped ** [ 1342.664879][ T32] r4:8550aa00 [ 1342.665563][ T32] INFO: task kworker/0:387:5117 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.665648][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.665816][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.665916][ T32] Call trace: [ 1342.666073][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.666230][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1342.666290][ T32] r4:00000000 [ 1342.666342][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.666432][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.666528][ T32] 9d20: 8c49b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1342.666607][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.666775][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.666838][ T32] r5:800d0113 r4:80239bb0 [ 1342.666888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.666982][ T32] r4:82ac21e4 [ 1342.667031][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.667261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.667320][ T32] r4:e0029dc0 [ 1342.667364][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.667580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.667639][ T32] r4:00000000 [ 1342.667793][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.667910][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.668040][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.668140][ T32] r5:00001000 r4:dfe13000 [ 1342.668190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.668286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.668378][ T32] r5:84aebb8c r4:84aeb800 [ 1342.668425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.668524][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1342.668944][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 8 printk messages dropped ** [ 1342.669763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1342.671260][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.672048][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.696824][ T32] r10:61c88647 r9:854cec00 r8:855038ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.696879][ T32] r4:85503880 [ 1342.696925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.697036][ T32] r10:00000000 r9:85503880 r8:80287e08 r7:eb669e60 r6:85503800 r5:854cec00 [ 1342.697086][ T32] r4:00000001 [ 1342.697131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.697303][ T32] Exception stack(0xeb679fb0 to 0xeb679ff8) [ 1342.697380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.697449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.697512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.697587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.697697][ T32] r4:8550aa00 [ 1342.698374][ T32] INFO: task kworker/0:388:5119 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.698449][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.698603][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.699446][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 11 printk messages dropped ** [ 1342.700675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1342.702347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1342.724751][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1342.726703][ T32] r5:8556df8c r4:8556dc00 ** 3 printk messages dropped ** [ 1342.727131][ T32] r10:61c88647 r9:854ce000 r8:8550392c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.728930][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.730188][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1342.732330][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 10 printk messages dropped ** [ 1342.763598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.763653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.763701][ T32] task:kworker/0:390 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.763811][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.763931][ T32] Call trace: [ 1342.764035][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.764161][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:853fa400 [ 1342.764287][ T32] r4:853fa400 [ 1342.764340][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.764439][ T32] r5:853fa400 r4:8291a680 [ 1342.764485][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.764581][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.764792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1342.764852][ T32] r4:00000000 [ 1342.764895][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.764976][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.765073][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.765175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ae00 [ 1342.765228][ T32] r4:00000000 [ 1342.765273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.765377][ T32] r9:83018005 r8:853fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1342.765423][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.765766][ T32] r5:8556e38c r4:8556e000 ** 3 printk messages dropped ** [ 1342.766073][ T32] r10:61c88647 r9:853fa400 r8:85503a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1342.767808][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1342.770061][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 15 printk messages dropped ** [ 1342.771523][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1342.797672][ T32] r5:85400000 r4:8291a680 ** 7 printk messages dropped ** [ 1342.798405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551b040 ** 10 printk messages dropped ** [ 1342.799418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1342.801348][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.802536][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.821605][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.821707][ T32] r5:800d0113 r4:80239bb0 [ 1342.821764][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.821901][ T32] r4:82ac21e4 [ 1342.821950][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.822108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.822169][ T32] r4:e0029dc0 [ 1342.822262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.822374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1342.822527][ T32] r4:00000000 [ 1342.833225][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.833446][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.833503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.833617][ T32] r5:00001000 r4:dfe13000 [ 1342.833682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.833818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.833995][ T32] r5:84aebb8c r4:84aeb800 [ 1342.834068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.834186][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1342.834236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.834343][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.834395][ T32] r4:849a8000 [ 1342.834444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.834559][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.834612][ T32] r4:00000001 [ 1342.834672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.834829][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.834906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.834975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.835231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.835309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.835450][ T32] r4:8462f100 [ 1342.835581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.835672][ T32] INFO: task kworker/0:392:5126 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.835989][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1342.837401][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.838337][ T32] r5:8556eb8c r4:8556e800 ** 6 printk messages dropped ** [ 1342.838965][ T32] r10:00000000 r9:85503c00 r8:80287e08 r7:eb679e60 r6:85503c80 r5:854d8000 ** 5 printk messages dropped ** [ 1342.839485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.839567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.839624][ T32] r4:8551b280 [ 1342.840297][ T32] INFO: task kworker/0:392:5126 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1342.840374][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.840616][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.840798][ T32] Call trace: [ 1342.840869][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1342.840981][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1342.841151][ T32] r4:00000000 [ 1342.841220][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.841312][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1342.841406][ T32] 9d20: 8d5f5000 ed729000 00000001 80239b98 7f565000 00000001 [ 1342.841478][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1342.841536][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1342.841599][ T32] r5:800d0113 r4:80239bb0 [ 1342.841661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.841780][ T32] r4:82ac21e4 [ 1342.841832][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.841931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1342.841983][ T32] r4:e0029dc0 [ 1342.842040][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1342.866003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1342.867589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1342.868816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 ** 2 printk messages dropped ** [ 1342.868998][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.869085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.869200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551b5c0 [ 1342.869258][ T32] r4:00000000 [ 1342.869304][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.869408][ T32] r9:83018005 r8:85400c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1342.869456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.869663][ T32] r5:00001000 r4:eb533000 [ 1342.869712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.869806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.869902][ T32] r5:8556f78c r4:8556f400 [ 1342.869948][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.870045][ T32] r7:dddced80 r6:83018000 r5:8556f78c r4:85503b80 [ 1342.870114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.870227][ T32] r10:61c88647 r9:85400c00 r8:85503bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.870359][ T32] r4:85503b80 [ 1342.870483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.870604][ T32] r10:00000000 r9:85503b80 r8:80287e08 r7:eb679e60 r6:85429980 r5:85400c00 [ 1342.870655][ T32] r4:00000001 [ 1342.870698][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.870776][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) [ 1342.870838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.870910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.871003][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1342.871807][ T32] INFO: task kworker/0:393:5129 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 9 printk messages dropped ** [ 1342.896876][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 6 printk messages dropped ** [ 1342.897336][ T32] r4:e0029dc0 ** 8 printk messages dropped ** [ 1342.898173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.898878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.898994][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.899128][ T32] r4:849a8000 [ 1342.899219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.899333][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.899440][ T32] r4:00000001 [ 1342.899491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.899615][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.899686][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.899753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.899814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.899885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.900004][ T32] r4:8462f100 [ 1342.900063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.900126][ T32] INFO: task kworker/0:394:5130 blocked for more than 469 seconds. [ 1342.900194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.900315][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.900371][ T32] task:kworker/0:394 state:D stack:0 pid:5130 tgid:5130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.900493][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.900594][ T32] Call trace: [ 1342.900721][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.901350][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.902069][ T32] r5:00001000 r4:eb527000 ** 2 printk messages dropped ** [ 1342.902297][ T32] r5:8556f38c r4:8556f000 ** 8 printk messages dropped ** [ 1342.922365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1342.935401][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 8 printk messages dropped ** [ 1342.936132][ T32] r4:e0029dc0 ** 9 printk messages dropped ** [ 1342.936999][ T32] r5:84aebb8c r4:84aeb800 ** 2 printk messages dropped ** [ 1342.937361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.937471][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.937520][ T32] r4:849a8000 [ 1342.937571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.937679][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1342.937730][ T32] r4:00000001 [ 1342.937808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.937933][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1342.938048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.938118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.938181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.938250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.938301][ T32] r4:8462f100 [ 1342.938346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.938402][ T32] INFO: task kworker/0:395:5133 blocked for more than 469 seconds. [ 1342.938468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.938535][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.938591][ T32] task:kworker/0:395 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.938821][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.938906][ T32] Call trace: [ 1342.938971][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.939133][ T32] r10:8291a684 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:85401800 [ 1342.939191][ T32] r4:85401800 [ 1342.939237][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1342.939490][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1342.940925][ T32] r5:8556fb8c r4:8556f800 ** 2 printk messages dropped ** [ 1342.941179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1342.967378][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1342.969200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 17 printk messages dropped ** [ 1342.971132][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1342.971750][ T32] INFO: task kworker/0:396:5135 blocked for more than 469 seconds. [ 1342.971823][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.971878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.971927][ T32] task:kworker/0:396 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.972126][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.972216][ T32] Call trace: [ 1342.972418][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1342.990933][ T32] r10:8291a684 r9:eb6d9d84 r8:00000002 r7:60000113 r6:eb6d9d8c r5:85404800 [ 1342.991017][ T32] r4:85404800 [ 1342.991066][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1342.991210][ T32] r5:85404800 r4:8291a680 [ 1342.991424][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.991592][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.991702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1342.991754][ T32] r4:00000000 [ 1342.991857][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1342.991978][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1342.992102][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1342.992210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855047c0 [ 1342.992259][ T32] r4:00000000 [ 1342.992303][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1342.992409][ T32] r9:83018005 r8:85404800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1342.992552][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.003363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.004105][ T32] r10:00000000 r9:85503e80 r8:80287e08 r7:eb6d1e60 r6:85429b00 r5:85404800 ** 16 printk messages dropped ** [ 1343.006316][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 13 printk messages dropped ** [ 1343.007596][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 16 printk messages dropped ** [ 1343.009289][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.010893][ T32] r5:85403c00 r4:8291a680 ** 10 printk messages dropped ** [ 1343.011788][ T32] r9:83018005 r8:85403c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 11 printk messages dropped ** [ 1343.033675][ T32] r10:00000000 r9:85503f00 r8:80287e08 r7:eb6d9e60 r6:85429b80 r5:85403c00 ** 14 printk messages dropped ** [ 1343.035944][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.036572][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1343.037575][ T32] r5:00001000 r4:dfe13000 ** 10 printk messages dropped ** [ 1343.038627][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.039177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.039242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.039293][ T32] r4:8462f100 [ 1343.039484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.039554][ T32] INFO: task kworker/0:398:5138 blocked for more than 469 seconds. [ 1343.039679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.039792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.039846][ T32] task:kworker/0:398 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.040087][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.040180][ T32] Call trace: [ 1343.040244][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.040350][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:85403000 [ 1343.040537][ T32] r4:85403000 [ 1343.040596][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.040712][ T32] r5:85403000 r4:8291a680 [ 1343.040758][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.040844][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.041023][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1343.041239][ T32] r4:00000000 [ 1343.041374][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.041460][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.041563][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.041686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551b900 [ 1343.041787][ T32] r4:00000000 [ 1343.041917][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.042047][ T32] r9:83018005 r8:85403000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1343.042100][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.042197][ T32] r5:00001000 r4:eb651000 [ 1343.042245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.042478][ T32] r5:8557038c r4:85570000 ** 2 printk messages dropped ** [ 1343.074430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1343.076407][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1343.078673][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1343.080077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1343.081676][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 ** 10 printk messages dropped ** [ 1343.103159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.103323][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.103426][ T32] r5:8557078c r4:85570400 [ 1343.103495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.103618][ T32] r7:dddced80 r6:83018000 r5:8557078c r4:85503f80 [ 1343.103840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.103957][ T32] r10:61c88647 r9:854da400 r8:85503fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.104010][ T32] r4:85503f80 [ 1343.104054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.104161][ T32] r10:00000000 r9:85503f80 r8:80287e08 r7:eb6d9e60 r6:85503a80 r5:854da400 [ 1343.104210][ T32] r4:00000001 [ 1343.104340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.104434][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1343.104504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.104581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.104663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.104731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.104780][ T32] r4:8551be40 [ 1343.105443][ T32] INFO: task kworker/0:399:5146 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.105525][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.105739][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.106028][ T32] Call trace: [ 1343.106248][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.106365][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.106417][ T32] r4:00000000 [ 1343.106716][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.106814][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.106915][ T32] 9d20: 8f107000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.106987][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.107046][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.107100][ T32] r5:800d0113 r4:80239bb0 [ 1343.107242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.107358][ T32] r4:82ac21e4 [ 1343.107437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.107578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.107634][ T32] r4:e0029dc0 [ 1343.107681][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.107781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.107915][ T32] r4:00000000 [ 1343.107968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.108079][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.108129][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.108223][ T32] r5:00001000 r4:dfe13000 [ 1343.108284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.108378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.108472][ T32] r5:84aebb8c r4:84aeb800 [ 1343.108516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.108727][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.108784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.109276][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.109677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.110579][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.111251][ T32] r5:854db000 r4:8291a680 ** 3 printk messages dropped ** [ 1343.111627][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.112096][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.143556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.144149][ T32] r10:61c88647 r9:854db000 r8:854aeeac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1343.144973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.146369][ T32] Call trace: [ 1343.146502][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1343.147137][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1343.148095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1343.148946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.149728][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.150051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.150684][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.150792][ T32] Call trace: [ 1343.150879][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.150992][ T32] r10:8291a684 r9:eb6fdd84 r8:00000002 r7:60000113 r6:eb6fdd8c r5:854dbc00 [ 1343.151043][ T32] r4:854dbc00 [ 1343.151107][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.151205][ T32] r5:854dbc00 r4:8291a680 [ 1343.151287][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.151380][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.151482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6fde08 [ 1343.151532][ T32] r4:00000000 [ 1343.151603][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.151747][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.151835][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.151932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527040 [ 1343.151984][ T32] r4:00000000 [ 1343.152030][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.152132][ T32] r9:83018005 r8:854dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1343.152180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.152433][ T32] r5:00001000 r4:eaf93000 [ 1343.152513][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.179815][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.180019][ T32] r5:85570f8c r4:85570c00 [ 1343.180078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.180191][ T32] r7:dddced80 r6:83018000 r5:85570f8c r4:849c8e80 [ 1343.180241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.180429][ T32] r10:61c88647 r9:854dbc00 r8:849c8eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.180489][ T32] r4:849c8e80 [ 1343.180534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.180676][ T32] r10:00000000 r9:849c8e80 r8:80287e08 r7:eb6d9e60 r6:8552b000 r5:854dbc00 [ 1343.180733][ T32] r4:00000001 [ 1343.180842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.180981][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1343.181059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.181128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.181274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.181350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.181400][ T32] r4:8551be40 [ 1343.182139][ T32] INFO: task kworker/0:401:5148 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.182222][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.191318][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.191473][ T32] Call trace: [ 1343.191551][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.191762][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.191826][ T32] r4:00000000 [ 1343.191873][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.191966][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.192112][ T32] 9d20: 8faa2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.192241][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.192305][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.192361][ T32] r5:800d0113 r4:80239bb0 [ 1343.192407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.206482][ T32] r4:82ac21e4 [ 1343.206611][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.206744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.206856][ T32] r4:e0029dc0 [ 1343.206908][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.207066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.207123][ T32] r4:00000000 [ 1343.207183][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.207303][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.207379][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.207487][ T32] r5:00001000 r4:dfe13000 [ 1343.207619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.207717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.207813][ T32] r5:84aebb8c r4:84aeb800 [ 1343.207859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.208086][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1343.208541][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1343.209304][ T32] INFO: task kworker/1:607:5149 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.210216][ T32] r5:85406c00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.210779][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.211085][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1343.211861][ T32] r5:8427cb8c r4:8427c800 ** 3 printk messages dropped ** [ 1343.212193][ T32] r10:61c88647 r9:85406c00 r8:85429cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.227446][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.228946][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.229399][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 7 printk messages dropped ** [ 1343.229998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 8 printk messages dropped ** [ 1343.230862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.231739][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1343.232173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.263931][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.264760][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.265113][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.265267][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.265372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518800 [ 1343.265426][ T32] r4:00000000 [ 1343.265468][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.265584][ T32] r9:83018005 r8:854d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1343.265674][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.265778][ T32] r5:00001000 r4:eb61b000 [ 1343.265885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.265982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.266105][ T32] r5:855b0f8c r4:855b0c00 [ 1343.266157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.266263][ T32] r7:dddced80 r6:83018000 r5:855b0f8c r4:8552b080 [ 1343.266366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.266476][ T32] r10:61c88647 r9:854d8c00 r8:8552b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.266529][ T32] r4:8552b080 [ 1343.266580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.266723][ T32] r10:00000000 r9:8552b080 r8:80287e08 r7:eb6d9e60 r6:8552b200 r5:854d8c00 [ 1343.266843][ T32] r4:00000001 [ 1343.266963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.267057][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1343.267178][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.267249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.267313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.267379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.267427][ T32] r4:85527000 [ 1343.268108][ T32] INFO: task kworker/0:402:5152 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.268188][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.268438][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.268599][ T32] Call trace: [ 1343.268686][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.268821][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.269045][ T32] r4:00000000 [ 1343.269098][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.269187][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.269264][ T32] 9d20: 904bc000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.269333][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.269395][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.269453][ T32] r5:800d0113 r4:80239bb0 [ 1343.269498][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.269598][ T32] r4:82ac21e4 [ 1343.269641][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.269821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.269936][ T32] r4:e0029dc0 [ 1343.269989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.270102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.270158][ T32] r4:00000000 [ 1343.270202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.270304][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.270351][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.270937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.271615][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.272252][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.291139][ T32] r5:854dc800 r4:8291a680 ** 3 printk messages dropped ** [ 1343.291810][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.292184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533380 ** 7 printk messages dropped ** [ 1343.308189][ T32] r5:855ac38c r4:855ac000 ** 3 printk messages dropped ** [ 1343.308837][ T32] r10:61c88647 r9:854dc800 r8:85429e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.309651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.311115][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.311690][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 6 printk messages dropped ** [ 1343.312148][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1343.323352][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.324427][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 8 printk messages dropped ** [ 1343.325476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.326349][ T32] r4:854de000 ** 4 printk messages dropped ** [ 1343.326886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 ** 8 printk messages dropped ** [ 1343.327510][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1343.327967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1343.328690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.328773][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 1343.328844][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.329042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.329127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.329198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.329251][ T32] r4:85533500 [ 1343.329892][ T32] INFO: task kworker/1:609:5156 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.329984][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.330249][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.330347][ T32] Call trace: [ 1343.330413][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.330580][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.330641][ T32] r4:00000000 [ 1343.330687][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.330773][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.330845][ T32] 9d20: 908ae000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.331022][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.331118][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.331177][ T32] r5:800d0113 r4:80239bb0 [ 1343.331223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.331317][ T32] r4:82ac21e4 [ 1343.331377][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.331509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.331616][ T32] r4:e0029dc0 [ 1343.331667][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.331766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.331826][ T32] r4:00000000 [ 1343.331871][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.331978][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.332093][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.332223][ T32] r5:00001000 r4:dfe13000 [ 1343.332274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.332387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.355162][ T32] r5:84aebb8c r4:84aeb800 [ 1343.355226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.355352][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.355398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.355504][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.355556][ T32] r4:849a8000 [ 1343.355605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.355712][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.355762][ T32] r4:00000001 [ 1343.355945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.356038][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.356107][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.356174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.356236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.356303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.356353][ T32] r4:8462f100 [ 1343.356400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.356524][ T32] INFO: task kworker/1:610:5158 blocked for more than 469 seconds. [ 1343.356595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.356670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.356717][ T32] task:kworker/1:610 state:D stack:0 pid:5158 tgid:5158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.356835][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.356947][ T32] Call trace: [ 1343.357021][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.357132][ T32] r10:8291a684 r9:eb715d84 r8:00000002 r7:60000113 r6:eb715d8c r5:854dd400 [ 1343.357183][ T32] r4:854dd400 [ 1343.357229][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.357326][ T32] r5:854dd400 r4:8291a680 [ 1343.357371][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.357457][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.357556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1343.357736][ T32] r4:00000000 [ 1343.357787][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1343.358466][ T32] r9:83018205 r8:854dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1343.358882][ T32] r5:855b0b8c r4:855b0800 ** 2 printk messages dropped ** [ 1343.359082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.359257][ T32] r4:8552f180 [ 1343.359391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.359503][ T32] r10:00000000 r9:8552f180 r8:80287e08 r7:eb70de60 r6:8552b280 r5:854dd400 [ 1343.359604][ T32] r4:00000001 [ 1343.359714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.359807][ T32] Exception stack(0xeb715fb0 to 0xeb715ff8) [ 1343.359938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.360011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.360133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.360207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.360258][ T32] r4:855335c0 [ 1343.360928][ T32] INFO: task kworker/1:610:5158 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.361005][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.361200][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.361331][ T32] Call trace: [ 1343.361414][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.361623][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.361682][ T32] r4:00000000 [ 1343.361729][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.361822][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.361903][ T32] 9d20: 90c0e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.361993][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.362058][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.362154][ T32] r5:800d0113 r4:80239bb0 [ 1343.362342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.362458][ T32] r4:82ac21e4 [ 1343.383320][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.383502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.383557][ T32] r4:e0029dc0 [ 1343.383604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.383704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.383753][ T32] r4:00000000 [ 1343.383808][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.383936][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.384003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.384131][ T32] r5:00001000 r4:dfe13000 [ 1343.384180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.384289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.384451][ T32] r5:84aebb8c r4:84aeb800 [ 1343.384502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.384611][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.384676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.384782][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.384942][ T32] r4:849a8000 [ 1343.384997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.385106][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.385224][ T32] r4:00000001 [ 1343.385276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.385470][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.385554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.385629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.385696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.385777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.385841][ T32] r4:8462f100 [ 1343.385890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.385944][ T32] INFO: task kworker/1:611:5159 blocked for more than 469 seconds. [ 1343.386008][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.386060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.386121][ T32] task:kworker/1:611 state:D stack:0 pid:5159 tgid:5159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.386236][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.386326][ T32] Call trace: [ 1343.386393][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1343.386844][ T32] r4:854d9800 ** 1 printk messages dropped ** [ 1343.386993][ T32] r5:854d9800 r4:8291a680 ** 2 printk messages dropped ** [ 1343.387301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 ** 3 printk messages dropped ** [ 1343.387546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1343.387933][ T32] r9:83018205 r8:854d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1343.388298][ T32] r5:855acf8c r4:855acc00 [ 1343.388342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.388442][ T32] r7:ddde2d80 r6:83018200 r5:855acf8c r4:8552f000 [ 1343.388488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.388663][ T32] r4:8552f000 ** 1 printk messages dropped ** [ 1343.388824][ T32] r10:00000000 r9:8552f000 r8:80287e08 r7:eb715e60 r6:8552b300 r5:854d9800 ** 5 printk messages dropped ** [ 1343.389507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.389838][ T32] r4:855335c0 ** 1 printk messages dropped ** [ 1343.390533][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.391408][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1343.391641][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 2 printk messages dropped ** [ 1343.392021][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1343.392188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 3 printk messages dropped ** [ 1343.392455][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.423333][ T32] r5:00001000 r4:dfe13000 [ 1343.423398][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.423494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.423594][ T32] r5:84aebb8c r4:84aeb800 [ 1343.423643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.423753][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.423822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.423935][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.424022][ T32] r4:849a8000 [ 1343.424075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.424201][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.424259][ T32] r4:00000001 [ 1343.424326][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.424417][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.424484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.424598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.424688][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.424877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.424936][ T32] r4:8462f100 [ 1343.425043][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.425111][ T32] INFO: task kworker/1:612:5161 blocked for more than 469 seconds. [ 1343.425178][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.425237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.425285][ T32] task:kworker/1:612 state:D stack:0 pid:5161 tgid:5161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.425400][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.425490][ T32] Call trace: [ 1343.425563][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.425674][ T32] r10:8291a684 r9:eb721d84 r8:00000002 r7:60000013 r6:eb721d8c r5:848f0c00 [ 1343.425724][ T32] r4:848f0c00 [ 1343.425767][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.425865][ T32] r5:848f0c00 r4:8291a680 [ 1343.425926][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.426164][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.426379][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 [ 1343.426493][ T32] r4:00000000 [ 1343.426549][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.426634][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.426759][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.426898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533700 [ 1343.426994][ T32] r4:00000000 [ 1343.427109][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.427329][ T32] r9:83018205 r8:848f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1343.427384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.427680][ T32] r5:00001000 r4:eb0cd000 [ 1343.427752][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.427850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.428076][ T32] r5:855ad38c r4:855ad000 [ 1343.428200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.428346][ T32] r7:ddde2d80 r6:83018200 r5:855ad38c r4:8552f200 [ 1343.428399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.428510][ T32] r10:61c88647 r9:848f0c00 r8:8552f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.428641][ T32] r4:8552f200 [ 1343.428695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.428847][ T32] r10:00000000 r9:8552f200 r8:80287e08 r7:eb715e60 r6:8552b380 r5:848f0c00 [ 1343.428913][ T32] r4:00000001 [ 1343.428960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.429049][ T32] Exception stack(0xeb721fb0 to 0xeb721ff8) [ 1343.429111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.429177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.429236][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.429302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.429379][ T32] r4:85533700 [ 1343.430074][ T32] INFO: task kworker/1:612:5161 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.430151][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.430422][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.430540][ T32] Call trace: [ 1343.430655][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.430770][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.430823][ T32] r4:00000000 [ 1343.430869][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.431076][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.431148][ T32] 9d20: 9150d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.431222][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.431282][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.431373][ T32] r5:800d0113 r4:80239bb0 [ 1343.431487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.431704][ T32] r4:82ac21e4 [ 1343.431756][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.431939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.431995][ T32] r4:e0029dc0 [ 1343.432038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.432134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.432216][ T32] r4:00000000 [ 1343.432267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.432514][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.463275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.463456][ T32] r5:00001000 r4:dfe13000 [ 1343.463505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.463631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.463780][ T32] r5:84aebb8c r4:84aeb800 [ 1343.463864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.463976][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.464022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.464130][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.464181][ T32] r4:849a8000 [ 1343.464226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.464459][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.464529][ T32] r4:00000001 [ 1343.464590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.464753][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.464830][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.464900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.464960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.465025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.465075][ T32] r4:8462f100 [ 1343.465297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.465413][ T32] INFO: task kworker/1:613:5163 blocked for more than 469 seconds. [ 1343.465489][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.465633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.465719][ T32] task:kworker/1:613 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.465844][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.465935][ T32] Call trace: [ 1343.466006][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.466177][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:848f0000 [ 1343.466234][ T32] r4:848f0000 [ 1343.466281][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.466378][ T32] r5:848f0000 r4:8291a680 [ 1343.466422][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.466507][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.466611][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1343.466679][ T32] r4:00000000 [ 1343.466728][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.466808][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.466897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.467182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533a40 [ 1343.467240][ T32] r4:00000000 [ 1343.467283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.467382][ T32] r9:83018205 r8:848f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.467431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.467524][ T32] r5:00001000 r4:eb1cb000 [ 1343.467581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.467707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.467876][ T32] r5:855ad78c r4:855ad400 [ 1343.467929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.468145][ T32] r7:ddde2d80 r6:83018200 r5:855ad78c r4:8552f080 [ 1343.468255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.468365][ T32] r10:61c88647 r9:848f0000 r8:8552f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.468555][ T32] r4:8552f080 [ 1343.468607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.468738][ T32] r10:00000000 r9:8552f080 r8:80287e08 r7:eb715e60 r6:8552b400 r5:848f0000 [ 1343.468788][ T32] r4:00000001 [ 1343.468833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.468918][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1343.468979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.469046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.469109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.469174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.469282][ T32] r4:85533900 [ 1343.469966][ T32] INFO: task kworker/1:613:5163 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.470063][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.470186][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.470343][ T32] Call trace: [ 1343.470408][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.470519][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.470599][ T32] r4:00000000 [ 1343.470679][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.470772][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.470839][ T32] 9d20: 91b7a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.470904][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.470966][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.471154][ T32] r5:800d0113 r4:80239bb0 [ 1343.471207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.471384][ T32] r4:82ac21e4 [ 1343.471464][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.471570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.471624][ T32] r4:e0029dc0 [ 1343.471665][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.471763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.471814][ T32] r4:00000000 [ 1343.471860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.471965][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.472012][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.472105][ T32] r5:00001000 r4:dfe13000 [ 1343.472150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.472237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.472331][ T32] r5:84aebb8c r4:84aeb800 [ 1343.472535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.496676][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.496763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.496957][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1343.497160][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.497370][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 3 printk messages dropped ** [ 1343.497713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1343.498130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1343.498347][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.498442][ T32] Call trace: [ 1343.498511][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.498651][ T32] r10:8291a684 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:848f1800 [ 1343.498707][ T32] r4:848f1800 [ 1343.498753][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.498855][ T32] r5:848f1800 r4:8291a680 [ 1343.498923][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.499021][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.499124][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1343.499177][ T32] r4:00000000 [ 1343.499219][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.499296][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.499400][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.499622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533ac0 [ 1343.499736][ T32] r4:00000000 [ 1343.499788][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.499896][ T32] r9:83018205 r8:848f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1343.499946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.500040][ T32] r5:00001000 r4:eb1ff000 [ 1343.500086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.500177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.500288][ T32] r5:855adb8c r4:855ad800 [ 1343.500335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.500441][ T32] r7:ddde2d80 r6:83018200 r5:855adb8c r4:8552f300 [ 1343.500490][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.500619][ T32] r10:61c88647 r9:848f1800 r8:8552f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.500691][ T32] r4:8552f300 [ 1343.500737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.500842][ T32] r10:00000000 r9:8552f300 r8:80287e08 r7:eb715e60 r6:8552b480 r5:848f1800 [ 1343.500913][ T32] r4:00000001 [ 1343.500976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.501061][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1343.501123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.501190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.501253][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.501319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.501455][ T32] r4:85533c80 [ 1343.502121][ T32] INFO: task kworker/1:614:5165 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.502195][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.502317][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.513077][ T32] Call trace: [ 1343.513199][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.513335][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.513389][ T32] r4:00000000 [ 1343.513435][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.513565][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.513642][ T32] 9d20: 91eb8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.513708][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.513764][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.513819][ T32] r5:800d0113 r4:80239bb0 [ 1343.513864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.513954][ T32] r4:82ac21e4 [ 1343.514058][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.514308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.514399][ T32] r4:e0029dc0 [ 1343.514480][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.514590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.514640][ T32] r4:00000000 [ 1343.514686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.514791][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.514874][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.514979][ T32] r5:00001000 r4:dfe13000 [ 1343.515023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.515224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.515327][ T32] r5:84aebb8c r4:84aeb800 [ 1343.515428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.515545][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.515595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.515699][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.515750][ T32] r4:849a8000 [ 1343.515793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.515898][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.515952][ T32] r4:00000001 [ 1343.515996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.516076][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.516162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.516341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.516408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.516476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.516523][ T32] r4:8462f100 [ 1343.516577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.516684][ T32] INFO: task kworker/1:615:5167 blocked for more than 469 seconds. [ 1343.516755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.516809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.516932][ T32] task:kworker/1:615 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.517062][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.517213][ T32] Call trace: [ 1343.517329][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.517437][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:848f2400 [ 1343.517599][ T32] r4:848f2400 [ 1343.517652][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.517750][ T32] r5:848f2400 r4:8291a680 [ 1343.517813][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.517907][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.518150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1343.518205][ T32] r4:00000000 [ 1343.518249][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.518330][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.518411][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.518540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533bc0 [ 1343.518707][ T32] r4:00000000 [ 1343.518815][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.519086][ T32] r9:83018205 r8:848f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1343.519300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.519402][ T32] r5:00001000 r4:eb221000 [ 1343.519462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.519596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.519696][ T32] r5:855adf8c r4:855adc00 [ 1343.519739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.519840][ T32] r7:ddde2d80 r6:83018200 r5:855adf8c r4:8552f280 [ 1343.519889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.520016][ T32] r10:61c88647 r9:848f2400 r8:8552f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.520128][ T32] r4:8552f280 [ 1343.520178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.520277][ T32] r10:00000000 r9:8552f280 r8:80287e08 r7:eb715e60 r6:8552b500 r5:848f2400 [ 1343.520420][ T32] r4:00000001 [ 1343.520468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.520654][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1343.520723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.520790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.520863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.520946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.521002][ T32] r4:85533d80 [ 1343.521646][ T32] INFO: task kworker/1:615:5167 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.522015][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.522213][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.522503][ T32] Call trace: [ 1343.559159][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.559320][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.559374][ T32] r4:00000000 [ 1343.559419][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.559512][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.559591][ T32] 9d20: 92509000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.559733][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.559813][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.559875][ T32] r5:800d0113 r4:80239bb0 [ 1343.560043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.560253][ T32] r4:82ac21e4 [ 1343.560321][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.560426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.560477][ T32] r4:e0029dc0 [ 1343.560521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.560773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.560891][ T32] r4:00000000 [ 1343.560944][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.561138][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.561195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.561300][ T32] r5:00001000 r4:dfe13000 [ 1343.561401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.561515][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.561621][ T32] r5:84aebb8c r4:84aeb800 [ 1343.561668][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.561820][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.561876][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.561983][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.562033][ T32] r4:849a8000 [ 1343.562077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.562183][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.562232][ T32] r4:00000001 [ 1343.562291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.562381][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.572935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.573080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.573148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.573218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.573270][ T32] r4:8462f100 [ 1343.573379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.573461][ T32] INFO: task kworker/1:616:5169 blocked for more than 470 seconds. [ 1343.573534][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.573598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.573686][ T32] task:kworker/1:616 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.573803][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.573912][ T32] Call trace: [ 1343.574047][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.574162][ T32] r10:8291a684 r9:eb741d84 r8:00000002 r7:60000113 r6:eb741d8c r5:848f3000 [ 1343.574214][ T32] r4:848f3000 [ 1343.574260][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.574602][ T32] r5:848f3000 r4:8291a680 [ 1343.574724][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.574874][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.575052][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1343.575110][ T32] r4:00000000 [ 1343.575155][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.575237][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.575350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.575469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533e00 [ 1343.575524][ T32] r4:00000000 [ 1343.575574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.575678][ T32] r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1343.575725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.575819][ T32] r5:00001000 r4:eb257000 [ 1343.575866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.576051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.576153][ T32] r5:855ae38c r4:855ae000 [ 1343.576199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.576305][ T32] r7:ddde2d80 r6:83018200 r5:855ae38c r4:8552f380 [ 1343.576352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.576455][ T32] r10:61c88647 r9:848f3000 r8:8552f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.576506][ T32] r4:8552f380 [ 1343.576575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.576702][ T32] r10:00000000 r9:8552f380 r8:80287e08 r7:eb715e60 r6:8552b580 r5:848f3000 [ 1343.576753][ T32] r4:00000001 [ 1343.576870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.576965][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1343.577028][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.577095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.577156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.577278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.577335][ T32] r4:85533c00 [ 1343.577989][ T32] INFO: task kworker/1:616:5169 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.578186][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.578317][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.578410][ T32] Call trace: [ 1343.578608][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.578729][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.578782][ T32] r4:00000000 [ 1343.578827][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.578916][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.578983][ T32] 9d20: 92509000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.579053][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.579112][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.579407][ T32] r5:800d0113 r4:80239bb0 [ 1343.579460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.579620][ T32] r4:82ac21e4 [ 1343.579766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.579872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.579926][ T32] r4:e0029dc0 [ 1343.579970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.580147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.580205][ T32] r4:00000000 [ 1343.580431][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.580565][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.580618][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.580729][ T32] r5:00001000 r4:dfe13000 [ 1343.580851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.580949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.581044][ T32] r5:84aebb8c r4:84aeb800 [ 1343.581090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.581192][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.581241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.581347][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.581400][ T32] r4:849a8000 [ 1343.581445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.581556][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.581609][ T32] r4:00000001 [ 1343.581651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.581732][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.581790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.581858][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.581949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.582025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.582077][ T32] r4:8462f100 [ 1343.582127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.582177][ T32] INFO: task kworker/1:617:5171 blocked for more than 470 seconds. [ 1343.582235][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.582316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.582390][ T32] task:kworker/1:617 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.582506][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.613250][ T32] Call trace: [ 1343.613336][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.613472][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:848f3c00 [ 1343.613530][ T32] r4:848f3c00 [ 1343.613584][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.613680][ T32] r5:848f3c00 r4:8291a680 [ 1343.613762][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.613860][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.614055][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1343.614168][ T32] r4:00000000 [ 1343.614218][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.614300][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.614385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.614479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551bb80 [ 1343.614640][ T32] r4:00000000 [ 1343.614768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.615069][ T32] r9:83018205 r8:848f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1343.615127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.615231][ T32] r5:00001000 r4:eb275000 [ 1343.615275][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.615430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.615541][ T32] r5:855ae78c r4:855ae400 [ 1343.615590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.615698][ T32] r7:ddde2d80 r6:83018200 r5:855ae78c r4:8552f400 [ 1343.615744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.615851][ T32] r10:61c88647 r9:848f3c00 r8:8552f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.615902][ T32] r4:8552f400 [ 1343.615947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.616049][ T32] r10:00000000 r9:8552f400 r8:80287e08 r7:eb715e60 r6:8552b600 r5:848f3c00 [ 1343.616098][ T32] r4:00000001 [ 1343.616140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.616225][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1343.616289][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.616353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.616410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.616475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.616544][ T32] r4:85533ec0 [ 1343.617217][ T32] INFO: task kworker/1:617:5171 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.617293][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.617460][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.617592][ T32] Call trace: [ 1343.617657][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.617769][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.617821][ T32] r4:00000000 [ 1343.617869][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.617955][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.618024][ T32] 9d20: 92b86000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.618176][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.618242][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.618297][ T32] r5:800d0113 r4:80239bb0 [ 1343.618342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.618432][ T32] r4:82ac21e4 [ 1343.618475][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.618581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.618633][ T32] r4:e0029dc0 [ 1343.618676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.618773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.618854][ T32] r4:00000000 [ 1343.618926][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.619053][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.619104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.619253][ T32] r5:00001000 r4:dfe13000 [ 1343.619307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.619399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.619490][ T32] r5:84aebb8c r4:84aeb800 [ 1343.619541][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.619767][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.619969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.620080][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.620189][ T32] r4:849a8000 [ 1343.620284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.620394][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.620447][ T32] r4:00000001 [ 1343.620507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.620648][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.620725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.620956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.621026][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.621092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.621251][ T32] r4:8462f100 [ 1343.621304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.621379][ T32] INFO: task kworker/1:618:5173 blocked for more than 470 seconds. [ 1343.621451][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.621505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.621582][ T32] task:kworker/1:618 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.621887][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.621978][ T32] Call trace: [ 1343.622098][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.622207][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:848f4800 [ 1343.622395][ T32] r4:848f4800 [ 1343.647051][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.647248][ T32] r5:848f4800 r4:8291a680 [ 1343.647298][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.647487][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.647601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1343.647652][ T32] r4:00000000 [ 1343.647758][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.647847][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.647933][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.648032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85533f40 [ 1343.648132][ T32] r4:00000000 [ 1343.648185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.648292][ T32] r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.648359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.648462][ T32] r5:00001000 r4:eb37b000 [ 1343.648507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.648604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.648766][ T32] r5:855aeb8c r4:855ae800 [ 1343.648822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.648928][ T32] r7:ddde2d80 r6:83018200 r5:855aeb8c r4:8552f500 [ 1343.648977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.649082][ T32] r10:61c88647 r9:848f4800 r8:8552f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.649241][ T32] r4:8552f500 [ 1343.649294][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.649403][ T32] r10:00000000 r9:8552f500 r8:80287e08 r7:eb715e60 r6:8552b680 r5:848f4800 [ 1343.649454][ T32] r4:00000001 [ 1343.649609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.649702][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1343.649769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.649839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.649937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.650012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.650061][ T32] r4:8551bd00 [ 1343.650712][ T32] INFO: task kworker/1:618:5173 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.650787][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.650925][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.651022][ T32] Call trace: [ 1343.651118][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.651433][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.651494][ T32] r4:00000000 [ 1343.651545][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.651638][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.651704][ T32] 9d20: 92e45000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.651772][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.651835][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.651974][ T32] r5:800d0113 r4:80239bb0 [ 1343.652028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.652122][ T32] r4:82ac21e4 [ 1343.652169][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.652416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.652472][ T32] r4:e0029dc0 [ 1343.652586][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.667320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.667390][ T32] r4:00000000 [ 1343.667438][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.667593][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.667649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.667788][ T32] r5:00001000 r4:dfe13000 [ 1343.667873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.667970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.668110][ T32] r5:84aebb8c r4:84aeb800 [ 1343.668162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.668268][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.668315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.668423][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.668477][ T32] r4:849a8000 [ 1343.668523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.668654][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.668772][ T32] r4:00000001 [ 1343.668824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.668971][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.669044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.669111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.669171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.669346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.669403][ T32] r4:8462f100 [ 1343.669457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.669517][ T32] INFO: task kworker/1:619:5175 blocked for more than 470 seconds. [ 1343.669645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.669705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.669753][ T32] task:kworker/1:619 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.669955][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.670066][ T32] Call trace: [ 1343.670158][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.670471][ T32] r5:848f6c00 r4:8291a680 ** 1 printk messages dropped ** [ 1343.670614][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.670999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1343.671341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.671732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.671828][ T32] r5:855aef8c r4:855aec00 ** 1 printk messages dropped ** [ 1343.671973][ T32] r7:ddde2d80 r6:83018200 r5:855aef8c r4:8552f580 ** 2 printk messages dropped ** [ 1343.672600][ T32] r4:8552f580 ** 1 printk messages dropped ** [ 1343.703661][ T32] r10:00000000 r9:8552f580 r8:80287e08 r7:eb715e60 r6:8552b700 r5:848f6c00 ** 4 printk messages dropped ** [ 1343.704148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.705234][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1343.705608][ T32] Call trace: [ 1343.705685][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.705812][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.705870][ T32] r4:00000000 [ 1343.705914][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.706002][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.706064][ T32] 9d20: 936e9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.706245][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.706448][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.706510][ T32] r5:800d0113 r4:80239bb0 [ 1343.706563][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.706662][ T32] r4:82ac21e4 [ 1343.706708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.706805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.706857][ T32] r4:e0029dc0 [ 1343.706900][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.706998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.707047][ T32] r4:00000000 [ 1343.707091][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.707195][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.707272][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.707373][ T32] r5:00001000 r4:dfe13000 [ 1343.707476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.707579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.707677][ T32] r5:84aebb8c r4:84aeb800 [ 1343.707721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.707824][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.707870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.707975][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.708028][ T32] r4:849a8000 [ 1343.708127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.708347][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.708405][ T32] r4:00000001 [ 1343.708607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.708748][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.708820][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.708916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.708983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.709048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.709227][ T32] r4:8462f100 [ 1343.709298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.709378][ T32] INFO: task kworker/1:620:5177 blocked for more than 470 seconds. [ 1343.709446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.709528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.709584][ T32] task:kworker/1:620 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.709737][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.709831][ T32] Call trace: [ 1343.709901][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.710008][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000113 r6:eb761d8c r5:848f6000 [ 1343.710093][ T32] r4:848f6000 [ 1343.710146][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.710240][ T32] r5:848f6000 r4:8291a680 [ 1343.710315][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.710526][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.710637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 [ 1343.710691][ T32] r4:00000000 [ 1343.710736][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.710815][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.710894][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.710990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550d200 [ 1343.711039][ T32] r4:00000000 [ 1343.711100][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.711205][ T32] r9:83018205 r8:848f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1343.711281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.711489][ T32] r5:00001000 r4:eb3b7000 [ 1343.711546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.711634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.711725][ T32] r5:855af38c r4:855af000 [ 1343.711999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.712110][ T32] r7:ddde2d80 r6:83018200 r5:855af38c r4:8552f100 [ 1343.712158][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.712267][ T32] r10:61c88647 r9:848f6000 r8:8552f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.712332][ T32] r4:8552f100 [ 1343.712380][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.727038][ T32] r10:00000000 r9:8552f100 r8:80287e08 r7:eb715e60 r6:8552b780 r5:848f6000 [ 1343.727277][ T32] r4:00000001 [ 1343.727347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.727458][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) [ 1343.727524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.727667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.727738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.727808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.727863][ T32] r4:85533ec0 [ 1343.728638][ T32] INFO: task kworker/1:620:5177 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.728820][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.728961][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.729170][ T32] Call trace: [ 1343.729243][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.729361][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.729413][ T32] r4:00000000 [ 1343.729542][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.729654][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.729727][ T32] 9d20: 936e9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.729795][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.729860][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.729917][ T32] r5:800d0113 r4:80239bb0 [ 1343.729964][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.730057][ T32] r4:82ac21e4 [ 1343.730125][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.730228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.730309][ T32] r4:e0029dc0 [ 1343.730373][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.730553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.730611][ T32] r4:00000000 [ 1343.730672][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.730976][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.731036][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.731132][ T32] r5:00001000 r4:dfe13000 [ 1343.731178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.731264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.731385][ T32] r5:84aebb8c r4:84aeb800 [ 1343.731438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.731556][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.731607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.731711][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.731914][ T32] r4:849a8000 [ 1343.732015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.732179][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.732250][ T32] r4:00000001 [ 1343.732424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.750666][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.750751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.750824][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.750886][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.750989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.751048][ T32] r4:8462f100 [ 1343.751098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.751155][ T32] INFO: task kworker/1:621:5179 blocked for more than 470 seconds. [ 1343.751222][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.751311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.751423][ T32] task:kworker/1:621 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.751731][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.751848][ T32] Call trace: [ 1343.751975][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.752098][ T32] r10:8291a684 r9:eb769d84 r8:00000002 r7:60000113 r6:eb769d8c r5:854e0000 [ 1343.752150][ T32] r4:854e0000 [ 1343.752197][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.752297][ T32] r5:854e0000 r4:8291a680 [ 1343.752342][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.752429][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.765693][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb769e08 [ 1343.765805][ T32] r4:00000000 [ 1343.765898][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.766009][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.766097][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.766199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518040 [ 1343.766250][ T32] r4:00000000 [ 1343.766295][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.766402][ T32] r9:83018205 r8:854e0000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1343.766451][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.766549][ T32] r5:00001000 r4:eb41f000 [ 1343.766596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.766690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.766818][ T32] r5:855af78c r4:855af400 [ 1343.766873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.766985][ T32] r7:ddde2d80 r6:83018200 r5:855af78c r4:8552f600 [ 1343.767035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.767197][ T32] r10:61c88647 r9:854e0000 r8:8552f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.767257][ T32] r4:8552f600 [ 1343.767301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.767466][ T32] r10:00000000 r9:8552f600 r8:80287e08 r7:eb715e60 r6:8552b800 r5:854e0000 [ 1343.767524][ T32] r4:00000001 [ 1343.767598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.767690][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1343.767759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.767834][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.767929][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.768003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.768138][ T32] r4:8550d000 [ 1343.768805][ T32] INFO: task kworker/1:621:5179 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.768896][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.769107][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.769352][ T32] Call trace: [ 1343.769512][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.769629][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.769683][ T32] r4:00000000 [ 1343.769729][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.769823][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.769890][ T32] 9d20: 93aff000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.769957][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.770020][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.770074][ T32] r5:800d0113 r4:80239bb0 [ 1343.770205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.770326][ T32] r4:82ac21e4 [ 1343.770443][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.770546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.770598][ T32] r4:e0029dc0 [ 1343.770645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.770743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.770804][ T32] r4:00000000 [ 1343.770849][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.770953][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.771002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.771094][ T32] r5:00001000 r4:dfe13000 [ 1343.771137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.771225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.771321][ T32] r5:84aebb8c r4:84aeb800 [ 1343.771385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.771496][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.771545][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.771660][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.771768][ T32] r4:849a8000 [ 1343.771824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.771932][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.771985][ T32] r4:00000001 [ 1343.772031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.772113][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.772215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.772328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.772393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.772539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.793449][ T32] r4:8462f100 [ 1343.793533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.793601][ T32] INFO: task kworker/1:622:5181 blocked for more than 470 seconds. [ 1343.793673][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.793817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.794102][ T32] task:kworker/1:622 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.794229][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.794347][ T32] Call trace: [ 1343.794433][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.794624][ T32] r10:8291a684 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:854e1800 [ 1343.794682][ T32] r4:854e1800 [ 1343.794810][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.794930][ T32] r5:854e1800 r4:8291a680 [ 1343.795137][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.795266][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.795370][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1343.795420][ T32] r4:00000000 [ 1343.795492][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.795577][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.795678][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.795800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518140 [ 1343.795857][ T32] r4:00000000 [ 1343.795900][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.796025][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1343.796079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.796292][ T32] r5:00001000 r4:eb433000 [ 1343.796358][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.796453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.796548][ T32] r5:855afb8c r4:855af800 [ 1343.796597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.796718][ T32] r7:ddde2d80 r6:83018200 r5:855afb8c r4:8552f780 [ 1343.796848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.796965][ T32] r10:61c88647 r9:854e1800 r8:8552f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.797057][ T32] r4:8552f780 [ 1343.797165][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.797362][ T32] r10:00000000 r9:8552f780 r8:80287e08 r7:eb715e60 r6:8552b880 r5:854e1800 [ 1343.797417][ T32] r4:00000001 [ 1343.797461][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.797572][ T32] Exception stack(0xeb771fb0 to 0xeb771ff8) [ 1343.797643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.797708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.797773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.797849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.797971][ T32] r4:85518240 [ 1343.798648][ T32] INFO: task kworker/1:622:5181 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.798726][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.798910][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.799086][ T32] Call trace: [ 1343.799324][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.799443][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.799497][ T32] r4:00000000 [ 1343.799632][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.799728][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.799864][ T32] 9d20: 93d08000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.799956][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.800078][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.800156][ T32] r5:800d0113 r4:80239bb0 [ 1343.800207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.800298][ T32] r4:82ac21e4 [ 1343.800342][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.800438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.800487][ T32] r4:e0029dc0 [ 1343.800529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.800647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.800703][ T32] r4:00000000 [ 1343.800748][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.800865][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.800912][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.801005][ T32] r5:00001000 r4:dfe13000 [ 1343.801051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.801138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.801233][ T32] r5:84aebb8c r4:84aeb800 [ 1343.801277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.801520][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.801618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.801728][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.801780][ T32] r4:849a8000 [ 1343.801829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.801933][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.801984][ T32] r4:00000001 [ 1343.802098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.802186][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.802246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.802311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.802371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.832988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.833130][ T32] r4:8462f100 [ 1343.833191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.833271][ T32] INFO: task kworker/1:623:5183 blocked for more than 470 seconds. [ 1343.833343][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.833441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.833497][ T32] task:kworker/1:623 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.833639][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.833762][ T32] Call trace: [ 1343.833839][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.833958][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:854e3000 [ 1343.834037][ T32] r4:854e3000 [ 1343.834089][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.834205][ T32] r5:854e3000 r4:8291a680 [ 1343.834311][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.834427][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.834531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1343.834586][ T32] r4:00000000 [ 1343.834629][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.834710][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.834801][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.835037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855181c0 [ 1343.835093][ T32] r4:00000000 [ 1343.835139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.835244][ T32] r9:83018205 r8:854e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1343.835347][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.835446][ T32] r5:00001000 r4:eb583000 [ 1343.835492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.835613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.835774][ T32] r5:855aff8c r4:855afc00 [ 1343.835860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.835972][ T32] r7:ddde2d80 r6:83018200 r5:855aff8c r4:8552f700 [ 1343.836022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.836131][ T32] r10:61c88647 r9:854e3000 r8:8552f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.836180][ T32] r4:8552f700 [ 1343.836242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.836351][ T32] r10:00000000 r9:8552f700 r8:80287e08 r7:eb715e60 r6:8552b900 r5:854e3000 [ 1343.836513][ T32] r4:00000001 [ 1343.836635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.836728][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1343.836791][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.836922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.836994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.837065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.837114][ T32] r4:85518100 [ 1343.837768][ T32] INFO: task kworker/1:623:5183 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.837848][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.838074][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.838165][ T32] Call trace: [ 1343.838325][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.838456][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.838513][ T32] r4:00000000 [ 1343.838559][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.838685][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.838758][ T32] 9d20: 94229000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.838850][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.838912][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.838967][ T32] r5:800d0113 r4:80239bb0 [ 1343.839011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.839163][ T32] r4:82ac21e4 [ 1343.839215][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.839312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.839392][ T32] r4:e0029dc0 [ 1343.839499][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.839621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.839675][ T32] r4:00000000 [ 1343.839724][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.839945][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.839999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.840094][ T32] r5:00001000 r4:dfe13000 [ 1343.840225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.840341][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.840438][ T32] r5:84aebb8c r4:84aeb800 [ 1343.840482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.840616][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.840685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.840803][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.840858][ T32] r4:849a8000 [ 1343.840901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.841034][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.841089][ T32] r4:00000001 [ 1343.841148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.841340][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.841496][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.841569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.841631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.841695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.841743][ T32] r4:8462f100 [ 1343.841845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.841904][ T32] INFO: task kworker/1:624:5185 blocked for more than 470 seconds. [ 1343.841964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.842014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.842072][ T32] task:kworker/1:624 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.842249][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.842334][ T32] Call trace: [ 1343.842507][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.867058][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000113 r6:eb781d8c r5:854e2400 [ 1343.867165][ T32] r4:854e2400 [ 1343.867220][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.867351][ T32] r5:854e2400 r4:8291a680 [ 1343.867402][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.867512][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.867618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1343.867700][ T32] r4:00000000 [ 1343.867782][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.867908][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.867999][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.868101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518400 [ 1343.868154][ T32] r4:00000000 [ 1343.868199][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.868330][ T32] r9:83018205 r8:854e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1343.868384][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.868486][ T32] r5:00001000 r4:eb595000 [ 1343.868531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.868726][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.868838][ T32] r5:855b038c r4:855b0000 [ 1343.868884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.868987][ T32] r7:ddde2d80 r6:83018200 r5:855b038c r4:8552f800 [ 1343.869032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.869137][ T32] r10:61c88647 r9:854e2400 r8:8552f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.869219][ T32] r4:8552f800 [ 1343.869328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.869439][ T32] r10:00000000 r9:8552f800 r8:80287e08 r7:eb715e60 r6:8552b980 r5:854e2400 [ 1343.869523][ T32] r4:00000001 [ 1343.869577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.869664][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1343.869729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.869805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.869870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.869935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.870122][ T32] r4:85518200 [ 1343.870789][ T32] INFO: task kworker/1:624:5185 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.870871][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.871063][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.871330][ T32] Call trace: [ 1343.871513][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.871636][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.871777][ T32] r4:00000000 [ 1343.871836][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.872007][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.872077][ T32] 9d20: 94661000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.872143][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.872199][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.872341][ T32] r5:800d0113 r4:80239bb0 [ 1343.872519][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.890349][ T32] r4:82ac21e4 [ 1343.890436][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.890568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.890625][ T32] r4:e0029dc0 [ 1343.890673][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.890773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.890830][ T32] r4:00000000 [ 1343.890894][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.891007][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.891071][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.891177][ T32] r5:00001000 r4:dfe13000 [ 1343.891237][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.891331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.891423][ T32] r5:84aebb8c r4:84aeb800 [ 1343.891526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.891695][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.891833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.891981][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.892119][ T32] r4:849a8000 [ 1343.892229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.892398][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.892530][ T32] r4:00000001 [ 1343.903217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.903348][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.903419][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.903489][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.903576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.903654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.903707][ T32] r4:8462f100 [ 1343.903757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.903864][ T32] INFO: task kworker/1:625:5187 blocked for more than 470 seconds. [ 1343.903940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.904000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.904080][ T32] task:kworker/1:625 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.904356][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.904460][ T32] Call trace: [ 1343.904532][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.904663][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:854e0c00 [ 1343.904766][ T32] r4:854e0c00 [ 1343.904913][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.905048][ T32] r5:854e0c00 r4:8291a680 [ 1343.905170][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.905267][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.905367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1343.905418][ T32] r4:00000000 [ 1343.905461][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.905539][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.905625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.905754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518540 [ 1343.905889][ T32] r4:00000000 [ 1343.905941][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.906048][ T32] r9:83018205 r8:854e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.906131][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.906263][ T32] r5:00001000 r4:eb5df000 [ 1343.906316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.906406][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.906497][ T32] r5:855b078c r4:855b0400 [ 1343.906544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.906651][ T32] r7:ddde2d80 r6:83018200 r5:855b078c r4:8552f480 [ 1343.906699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.906811][ T32] r10:61c88647 r9:854e0c00 r8:8552f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.906862][ T32] r4:8552f480 [ 1343.906906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.907125][ T32] r10:00000000 r9:8552f480 r8:80287e08 r7:eb715e60 r6:8552ba00 r5:854e0c00 [ 1343.907183][ T32] r4:00000001 [ 1343.907228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.907308][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) [ 1343.907367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.907432][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.907499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.907610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.907667][ T32] r4:85518340 [ 1343.908326][ T32] INFO: task kworker/1:625:5187 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.908401][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.908562][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.908680][ T32] Call trace: [ 1343.908781][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.908921][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.909010][ T32] r4:00000000 [ 1343.909061][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.909183][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.909285][ T32] 9d20: 94a4c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.909415][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.909483][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.909540][ T32] r5:800d0113 r4:80239bb0 [ 1343.909588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.909679][ T32] r4:82ac21e4 [ 1343.909723][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.909825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.909937][ T32] r4:e0029dc0 [ 1343.909987][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.910088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.910137][ T32] r4:00000000 [ 1343.910180][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.910353][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.910408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.910505][ T32] r5:00001000 r4:dfe13000 [ 1343.910658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.910762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.910870][ T32] r5:84aebb8c r4:84aeb800 [ 1343.910915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.911018][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.911109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.911220][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.911300][ T32] r4:849a8000 [ 1343.911350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.911460][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.911512][ T32] r4:00000001 [ 1343.911585][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.911704][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.911802][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.911873][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.911938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.912003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.912053][ T32] r4:8462f100 [ 1343.912101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.912149][ T32] INFO: task kworker/1:626:5189 blocked for more than 470 seconds. [ 1343.912208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.912260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.912362][ T32] task:kworker/1:626 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.943030][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.943125][ T32] Call trace: [ 1343.943161][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.943227][ T32] r10:8291a684 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:854e5400 [ 1343.943252][ T32] r4:854e5400 [ 1343.943355][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.943436][ T32] r5:854e5400 r4:8291a680 [ 1343.943462][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.943509][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.943581][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1343.943621][ T32] r4:00000000 [ 1343.943645][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.943701][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.943747][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.943872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518d80 [ 1343.943930][ T32] r4:00000000 [ 1343.943955][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.944010][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1343.944034][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.944081][ T32] r5:00001000 r4:eb7ab000 [ 1343.944128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.944176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.944229][ T32] r5:855b1f8c r4:855b1c00 [ 1343.944357][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.944441][ T32] r7:ddde2d80 r6:83018200 r5:855b1f8c r4:8552f900 [ 1343.944469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.944579][ T32] r10:61c88647 r9:854e5400 r8:8552f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.944613][ T32] r4:8552f900 [ 1343.944670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.944726][ T32] r10:00000000 r9:8552f900 r8:80287e08 r7:eb715e60 r6:8552ba80 r5:854e5400 [ 1343.944750][ T32] r4:00000001 [ 1343.944806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.944940][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1343.945004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.945038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.945068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.945100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.945122][ T32] r4:85518480 [ 1343.945494][ T32] INFO: task kworker/1:626:5189 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.945533][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.945599][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.945673][ T32] Call trace: [ 1343.945716][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.945810][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.945865][ T32] r4:00000000 [ 1343.945903][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.945959][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.945991][ T32] 9d20: 9521c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.946039][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.946107][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.946136][ T32] r5:800d0113 r4:80239bb0 [ 1343.946158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.946228][ T32] r4:82ac21e4 [ 1343.946276][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.946381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.946459][ T32] r4:e0029dc0 [ 1343.946536][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.946617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.946671][ T32] r4:00000000 [ 1343.946700][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.946757][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.946781][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.946889][ T32] r5:00001000 r4:dfe13000 [ 1343.946947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.946994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.947040][ T32] r5:84aebb8c r4:84aeb800 [ 1343.947075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.947129][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.947152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.947205][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.947229][ T32] r4:849a8000 [ 1343.947249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.947299][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.947322][ T32] r4:00000001 [ 1343.947341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.947379][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.947408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.947490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.947541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.947575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.947601][ T32] r4:8462f100 [ 1343.947753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.947802][ T32] INFO: task kworker/1:627:5191 blocked for more than 470 seconds. [ 1343.947855][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.947911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.947943][ T32] task:kworker/1:627 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.948034][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.948076][ T32] Call trace: [ 1343.948106][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.948206][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:854e3c00 [ 1343.948235][ T32] r4:854e3c00 [ 1343.948258][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.948318][ T32] r5:854e3c00 r4:8291a680 [ 1343.948342][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.948384][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.948431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1343.948454][ T32] r4:00000000 [ 1343.948473][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.948510][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.948547][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.948591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518980 [ 1343.948615][ T32] r4:00000000 [ 1343.948670][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.948752][ T32] r9:83018205 r8:854e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1343.948780][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.948874][ T32] r5:00001000 r4:eb627000 [ 1343.948899][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.948944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.948989][ T32] r5:855b138c r4:855b1000 [ 1343.949018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.949069][ T32] r7:ddde2d80 r6:83018200 r5:855b138c r4:8552fa00 [ 1343.949103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.949160][ T32] r10:61c88647 r9:854e3c00 r8:8552fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.949196][ T32] r4:8552fa00 [ 1343.949255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.949310][ T32] r10:00000000 r9:8552fa00 r8:80287e08 r7:eb791e60 r6:8552bb00 r5:854e3c00 [ 1343.949346][ T32] r4:00000001 [ 1343.949370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.949409][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1343.949439][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.949470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.949498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.949528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.949572][ T32] r4:855188c0 [ 1343.949738][ T32] INFO: task kworker/1:627:5191 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.949773][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.949839][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.950117][ T32] Call trace: [ 1343.950174][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.950234][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.950288][ T32] r4:00000000 [ 1343.950390][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.950437][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.950468][ T32] 9d20: 9521c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.950499][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.950597][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.950715][ T32] r5:800d0113 r4:80239bb0 [ 1343.950802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.950853][ T32] r4:82ac21e4 [ 1343.950875][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.950950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.950978][ T32] r4:e0029dc0 [ 1343.950998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.951073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.951197][ T32] r4:00000000 [ 1343.951222][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.951318][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.951345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.951393][ T32] r5:00001000 r4:dfe13000 [ 1343.951414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.951482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.951566][ T32] r5:84aebb8c r4:84aeb800 [ 1343.951643][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.951700][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.951722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.951859][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.951935][ T32] r4:849a8000 [ 1343.951958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.952010][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.952034][ T32] r4:00000001 [ 1343.952053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.952250][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.952284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.952314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.952342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.952372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.952395][ T32] r4:8462f100 [ 1343.952445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.974772][ T32] INFO: task kworker/1:628:5194 blocked for more than 470 seconds. [ 1343.974893][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.974925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.974949][ T32] task:kworker/1:628 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.975011][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.975074][ T32] Call trace: [ 1343.975170][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.975232][ T32] r10:8291a684 r9:eb79dd84 r8:00000002 r7:60000013 r6:eb79dd8c r5:854e4800 [ 1343.975465][ T32] r4:854e4800 [ 1343.975491][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.975539][ T32] r5:854e4800 r4:8291a680 [ 1343.975584][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.975631][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.975680][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1343.975894][ T32] r4:00000000 [ 1343.975919][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.976018][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.976068][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.976118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518ac0 [ 1343.976142][ T32] r4:00000000 [ 1343.976244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.976301][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1343.976325][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.976371][ T32] r5:00001000 r4:eb639000 [ 1343.976393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.976472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.976523][ T32] r5:855b178c r4:855b1400 [ 1343.976639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.977388][ T32] r7:ddde2d80 r6:83018200 r5:855b178c r4:8552f880 [ 1343.977425][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.977484][ T32] r10:61c88647 r9:854e4800 r8:8552f8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.977547][ T32] r4:8552f880 [ 1343.977580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.977634][ T32] r10:00000000 r9:8552f880 r8:80287e08 r7:eb791e60 r6:8552bb80 r5:854e4800 [ 1343.977657][ T32] r4:00000001 [ 1343.977676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.977716][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1343.977748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.977804][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.977838][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.977871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.977893][ T32] r4:85518940 [ 1343.978284][ T32] INFO: task kworker/1:628:5194 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.978503][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.978801][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.978852][ T32] Call trace: [ 1343.978883][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.978940][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.979317][ T32] r4:00000000 [ 1343.979342][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.979386][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.979417][ T32] 9d20: 95667000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.979519][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.979553][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.979615][ T32] r5:800d0113 r4:80239bb0 [ 1343.979644][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.979693][ T32] r4:82ac21e4 [ 1343.979727][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.979808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.979833][ T32] r4:e0029dc0 [ 1343.979941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.980026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.980146][ T32] r4:00000000 [ 1343.980365][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.980421][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.980443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.980496][ T32] r5:00001000 r4:dfe13000 [ 1343.980518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.980587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.980669][ T32] r5:84aebb8c r4:84aeb800 [ 1343.980694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.980776][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.980808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.980863][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.980887][ T32] r4:849a8000 [ 1343.980907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.980957][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1343.980980][ T32] r4:00000001 [ 1343.981035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.981078][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1343.981106][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.981172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.981244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.981278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.981335][ T32] r4:8462f100 [ 1343.981361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.981466][ T32] INFO: task kworker/1:629:5196 blocked for more than 470 seconds. [ 1343.981567][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.981596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.981617][ T32] task:kworker/1:629 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.981666][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.981709][ T32] Call trace: [ 1343.981817][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1343.981874][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:854e6c00 [ 1343.981898][ T32] r4:854e6c00 [ 1343.982028][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1343.982114][ T32] r5:854e6c00 r4:8291a680 [ 1343.982137][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.982181][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.982529][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1343.995891][ T32] r4:00000000 [ 1343.995966][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1343.996028][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1343.996071][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.996118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518c00 [ 1343.996142][ T32] r4:00000000 [ 1343.996161][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.996211][ T32] r9:83018205 r8:854e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1343.996235][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.996284][ T32] r5:00001000 r4:eb645000 [ 1343.996306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.996349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.996433][ T32] r5:855b1b8c r4:855b1800 [ 1343.996560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.996618][ T32] r7:ddde2d80 r6:83018200 r5:855b1b8c r4:8552f980 [ 1343.996695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.996754][ T32] r10:61c88647 r9:854e6c00 r8:8552f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.996798][ T32] r4:8552f980 [ 1343.996825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.996877][ T32] r10:00000000 r9:8552f980 r8:80287e08 r7:eb791e60 r6:8552bc00 r5:854e6c00 [ 1343.996900][ T32] r4:00000001 [ 1343.996921][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.996962][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1343.996993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.997023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.997127][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.997163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.997186][ T32] r4:85518a00 [ 1343.997522][ T32] INFO: task kworker/1:629:5196 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1343.997610][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.997685][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.997758][ T32] Call trace: [ 1343.997790][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1343.997922][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1343.997981][ T32] r4:00000000 [ 1343.998121][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.998373][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1343.998418][ T32] 9d20: 95667000 ed729000 00000001 80239b98 7f565000 00000001 [ 1343.998451][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1343.998583][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1343.998615][ T32] r5:800d0113 r4:80239bb0 [ 1343.998701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.998753][ T32] r4:82ac21e4 [ 1343.998800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.998851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1343.998876][ T32] r4:e0029dc0 [ 1343.998896][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1343.998942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1343.999029][ T32] r4:00000000 [ 1343.999053][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1343.999104][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1343.999126][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.999452][ T32] r5:00001000 r4:dfe13000 [ 1343.999550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.999695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.999824][ T32] r5:84aebb8c r4:84aeb800 [ 1343.999851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.999904][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1343.999925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.000038][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.000066][ T32] r4:849a8000 [ 1344.000086][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.000137][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.000339][ T32] r4:00000001 [ 1344.000385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.000454][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.000486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.000551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.000585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.000617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.000827][ T32] r4:8462f100 [ 1344.000864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.000970][ T32] INFO: task kworker/1:630:5198 blocked for more than 470 seconds. [ 1344.001047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.001168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.001244][ T32] task:kworker/1:630 state:D stack:0 pid:5198 tgid:5198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.001356][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.001404][ T32] Call trace: [ 1344.001511][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.001574][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:854e6000 [ 1344.001632][ T32] r4:854e6000 [ 1344.001889][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.001942][ T32] r5:854e6000 r4:8291a680 [ 1344.001988][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.002034][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.002081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1344.002103][ T32] r4:00000000 [ 1344.002395][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.023326][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.023407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.023458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527800 [ 1344.023485][ T32] r4:00000000 [ 1344.023528][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.023587][ T32] r9:83018205 r8:854e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1344.023611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.023695][ T32] r5:00001000 r4:eb7d5000 [ 1344.023722][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.023767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.023878][ T32] r5:855b2b8c r4:855b2800 [ 1344.023987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.024044][ T32] r7:ddde2d80 r6:83018200 r5:855b2b8c r4:8552fa80 [ 1344.024066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.024117][ T32] r10:61c88647 r9:854e6000 r8:8552faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.024287][ T32] r4:8552fa80 [ 1344.024311][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.024403][ T32] r10:00000000 r9:8552fa80 r8:80287e08 r7:eb791e60 r6:8552bc80 r5:854e6000 [ 1344.024491][ T32] r4:00000001 [ 1344.024515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.024642][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1344.024696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.024729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.024757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.024789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.024820][ T32] r4:85518cc0 [ 1344.025210][ T32] INFO: task kworker/1:630:5198 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.025253][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.025414][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.025465][ T32] Call trace: [ 1344.025498][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.025554][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.025578][ T32] r4:00000000 [ 1344.025671][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.025719][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.025750][ T32] 9d20: 95a65000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.025782][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.025821][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.025888][ T32] r5:800d0113 r4:80239bb0 [ 1344.025913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.025996][ T32] r4:82ac21e4 [ 1344.026116][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.026225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.026252][ T32] r4:e0029dc0 [ 1344.026272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.026526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.026553][ T32] r4:00000000 [ 1344.026575][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.026627][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.026649][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.026739][ T32] r5:00001000 r4:dfe13000 [ 1344.026765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.026864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.026917][ T32] r5:84aebb8c r4:84aeb800 [ 1344.026938][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.027022][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.027058][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.027116][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.027139][ T32] r4:849a8000 [ 1344.027159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.027252][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.027283][ T32] r4:00000001 [ 1344.027303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.027344][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.027372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.027404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.027432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.027481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.027595][ T32] r4:8462f100 [ 1344.027624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.027653][ T32] INFO: task kworker/0:403:5200 blocked for more than 470 seconds. [ 1344.027686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.027731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.027757][ T32] task:kworker/0:403 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.027853][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.027898][ T32] Call trace: [ 1344.028024][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.028220][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000113 r6:eb7bdd8c r5:84500000 [ 1344.028255][ T32] r4:84500000 [ 1344.028278][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.028379][ T32] r5:84500000 r4:8291a680 [ 1344.028409][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.028453][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.028514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1344.028554][ T32] r4:00000000 [ 1344.028579][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.028662][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.028745][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.028855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1880 [ 1344.028918][ T32] r4:00000000 [ 1344.028942][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.029152][ T32] r9:83018005 r8:84500000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1344.029214][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.029264][ T32] r5:00001000 r4:eb347000 [ 1344.029286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.029365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.029486][ T32] r5:855b578c r4:855b5400 [ 1344.029596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.029650][ T32] r7:dddced80 r6:83018000 r5:855b578c r4:8552bd00 [ 1344.029671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.029721][ T32] r10:61c88647 r9:84500000 r8:8552bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.029744][ T32] r4:8552bd00 [ 1344.029764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.029920][ T32] r10:00000000 r9:8552bd00 r8:80287e08 r7:eb6d9e60 r6:8552bd80 r5:84500000 [ 1344.029947][ T32] r4:00000001 [ 1344.029967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.030005][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1344.030032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.030064][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.030092][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.030122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.030145][ T32] r4:85504980 [ 1344.030315][ T32] INFO: task kworker/0:403:5200 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.030424][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.030490][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.030535][ T32] Call trace: [ 1344.030764][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.030863][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.030892][ T32] r4:00000000 [ 1344.031076][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.031124][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.031198][ T32] 9d20: 95a65000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.031237][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.031264][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.031292][ T32] r5:800d0113 r4:80239bb0 [ 1344.031398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.031452][ T32] r4:82ac21e4 [ 1344.031474][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.031521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.031544][ T32] r4:e0029dc0 [ 1344.031625][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.031676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.031699][ T32] r4:00000000 [ 1344.031737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.031853][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.031879][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.031926][ T32] r5:00001000 r4:dfe13000 [ 1344.031948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.031992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.032117][ T32] r5:84aebb8c r4:84aeb800 [ 1344.032224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.032278][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.032338][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.032399][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.032424][ T32] r4:849a8000 [ 1344.032444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.062826][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.062876][ T32] r4:00000001 [ 1344.062903][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.062968][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.063002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.063033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.063061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.063093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.063156][ T32] r4:8462f100 [ 1344.063229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.063274][ T32] INFO: task kworker/1:631:5201 blocked for more than 470 seconds. [ 1344.063310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.063337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.063359][ T32] task:kworker/1:631 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.063517][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.063608][ T32] Call trace: [ 1344.063641][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.063799][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:84500c00 [ 1344.063828][ T32] r4:84500c00 [ 1344.063919][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.063972][ T32] r5:84500c00 r4:8291a680 [ 1344.064027][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.064075][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.064123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1344.064226][ T32] r4:00000000 [ 1344.064250][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.064288][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.064368][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.064775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518e00 [ 1344.064893][ T32] r4:00000000 [ 1344.064921][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.064978][ T32] r9:83018205 r8:84500c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.065002][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.065048][ T32] r5:00001000 r4:eb7b5000 [ 1344.065069][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.065112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.065157][ T32] r5:855b238c r4:855b2000 [ 1344.065178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.065379][ T32] r7:ddde2d80 r6:83018200 r5:855b238c r4:8552fc00 [ 1344.065535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.065621][ T32] r10:61c88647 r9:84500c00 r8:8552fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.065738][ T32] r4:8552fc00 [ 1344.065804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.065878][ T32] r10:00000000 r9:8552fc00 r8:80287e08 r7:eb7b1e60 r6:8552be00 r5:84500c00 [ 1344.065942][ T32] r4:00000001 [ 1344.065965][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.066005][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1344.066071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.066105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.066133][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.066199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.066226][ T32] r4:85518d40 [ 1344.066574][ T32] INFO: task kworker/1:631:5201 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.066613][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.066712][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.066763][ T32] Call trace: [ 1344.066801][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.066859][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.066885][ T32] r4:00000000 [ 1344.066905][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.066946][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.066977][ T32] 9d20: 95ffa000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.067008][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.067079][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.067109][ T32] r5:800d0113 r4:80239bb0 [ 1344.067130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.067214][ T32] r4:82ac21e4 [ 1344.067238][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.067285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.067345][ T32] r4:e0029dc0 [ 1344.067369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.067417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.067440][ T32] r4:00000000 [ 1344.067460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.067574][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.067633][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.067682][ T32] r5:00001000 r4:dfe13000 [ 1344.067803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.067852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.067919][ T32] r5:84aebb8c r4:84aeb800 [ 1344.067994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.068074][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.068142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.068222][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.068249][ T32] r4:849a8000 [ 1344.068269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.068363][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.068390][ T32] r4:00000001 [ 1344.068410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.068451][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.068504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.068559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.068594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.068655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.068721][ T32] r4:8462f100 [ 1344.068820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.068864][ T32] INFO: task kworker/1:632:5203 blocked for more than 470 seconds. [ 1344.068912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.068940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.069029][ T32] task:kworker/1:632 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.069120][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.069168][ T32] Call trace: [ 1344.069268][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.069322][ T32] r10:8291a684 r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:84502400 [ 1344.069345][ T32] r4:84502400 [ 1344.069365][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.069410][ T32] r5:84502400 r4:8291a680 [ 1344.069430][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.069673][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.069725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1344.069784][ T32] r4:00000000 [ 1344.069811][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.069849][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.069889][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.069971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518480 [ 1344.070082][ T32] r4:00000000 [ 1344.070125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.070199][ T32] r9:83018205 r8:84502400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1344.070224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.070307][ T32] r5:00001000 r4:eb7cf000 [ 1344.070331][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.070374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.070418][ T32] r5:855b278c r4:855b2400 [ 1344.070439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.070527][ T32] r7:ddde2d80 r6:83018200 r5:855b278c r4:8552fb00 [ 1344.070554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.070639][ T32] r10:61c88647 r9:84502400 r8:8552fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.070667][ T32] r4:8552fb00 [ 1344.070687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.070737][ T32] r10:00000000 r9:8552fb00 r8:80287e08 r7:eb7b1e60 r6:8552be80 r5:84502400 [ 1344.070761][ T32] r4:00000001 [ 1344.070979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.071064][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1344.071285][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.071319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.071348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.071381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.071495][ T32] r4:85518e40 [ 1344.071656][ T32] INFO: task kworker/1:632:5203 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.071804][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.072013][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.072059][ T32] Call trace: [ 1344.072133][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.072265][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.072294][ T32] r4:00000000 [ 1344.072315][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.072358][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.072388][ T32] 9d20: 95ffa000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.072420][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.094937][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.095157][ T32] r5:800d0113 r4:80239bb0 [ 1344.095264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.095374][ T32] r4:82ac21e4 [ 1344.095470][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.095523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.095579][ T32] r4:e0029dc0 [ 1344.095604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.095690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.095751][ T32] r4:00000000 [ 1344.095846][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.095945][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.096051][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.096106][ T32] r5:00001000 r4:dfe13000 [ 1344.096128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.096172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.096219][ T32] r5:84aebb8c r4:84aeb800 [ 1344.096239][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.096289][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.096311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.096361][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.096420][ T32] r4:849a8000 [ 1344.096446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.096538][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.096568][ T32] r4:00000001 [ 1344.096653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.096718][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.096751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.096823][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.096863][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.096896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.096953][ T32] r4:8462f100 [ 1344.097002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.097070][ T32] INFO: task kworker/1:633:5205 blocked for more than 470 seconds. [ 1344.097108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.097170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.097198][ T32] task:kworker/1:633 state:D stack:0 pid:5205 tgid:5205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.097257][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.097305][ T32] Call trace: [ 1344.097373][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.097434][ T32] r10:8291a684 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:84501800 [ 1344.097460][ T32] r4:84501800 [ 1344.097480][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.097617][ T32] r5:84501800 r4:8291a680 [ 1344.097643][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.097701][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.097753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1344.097776][ T32] r4:00000000 [ 1344.097875][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.097953][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.097995][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.098041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1340 [ 1344.098066][ T32] r4:00000000 [ 1344.098087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.098177][ T32] r9:83018205 r8:84501800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1344.098222][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.098300][ T32] r5:00001000 r4:eace7000 [ 1344.098342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.098453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.098553][ T32] r5:855b3f8c r4:855b3c00 [ 1344.098594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.098684][ T32] r7:ddde2d80 r6:83018200 r5:855b3f8c r4:8552fc80 [ 1344.098788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.098901][ T32] r10:61c88647 r9:84501800 r8:8552fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.098957][ T32] r4:8552fc80 [ 1344.098998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.099084][ T32] r10:00000000 r9:8552fc80 r8:80287e08 r7:eb7b1e60 r6:8552bf00 r5:84501800 [ 1344.099151][ T32] r4:00000001 [ 1344.099197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.099279][ T32] Exception stack(0xeb681fb0 to 0xeb681ff8) [ 1344.099372][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.099442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.099501][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.099569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.099621][ T32] r4:85527280 [ 1344.100148][ T32] INFO: task kworker/1:633:5205 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.100218][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.100418][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.100644][ T32] Call trace: [ 1344.100805][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.100916][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.100966][ T32] r4:00000000 [ 1344.101012][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.101100][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.101162][ T32] 9d20: 96388000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.101264][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.101335][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.101399][ T32] r5:800d0113 r4:80239bb0 [ 1344.101448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.101550][ T32] r4:82ac21e4 [ 1344.101602][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.101705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.101918][ T32] r4:e0029dc0 [ 1344.101977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.102087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.102143][ T32] r4:00000000 [ 1344.102210][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.102330][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.102380][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.128200][ T32] r5:00001000 r4:dfe13000 [ 1344.128244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.128313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.128362][ T32] r5:84aebb8c r4:84aeb800 [ 1344.128385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.128453][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.128480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.128534][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.128558][ T32] r4:849a8000 [ 1344.128579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.128665][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.128771][ T32] r4:00000001 [ 1344.128807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.128853][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.128886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.128916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.129018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.129054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.129123][ T32] r4:8462f100 [ 1344.129228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.129263][ T32] INFO: task kworker/1:634:5207 blocked for more than 470 seconds. [ 1344.129335][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.129441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.129620][ T32] task:kworker/1:634 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.129724][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.129795][ T32] Call trace: [ 1344.129834][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.129890][ T32] r10:8291a684 r9:eb6c9d84 r8:00000002 r7:60000013 r6:eb6c9d8c r5:84504800 [ 1344.129914][ T32] r4:84504800 [ 1344.129935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.129982][ T32] r5:84504800 r4:8291a680 [ 1344.130003][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.130125][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.130436][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 [ 1344.130465][ T32] r4:00000000 [ 1344.130486][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.130523][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.130623][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.130675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85527c00 [ 1344.130700][ T32] r4:00000000 [ 1344.130721][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.130771][ T32] r9:83018205 r8:84504800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.130799][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.130846][ T32] r5:00001000 r4:dfa69000 [ 1344.130866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.130906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.130991][ T32] r5:855b2f8c r4:855b2c00 [ 1344.131015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.131066][ T32] r7:ddde2d80 r6:83018200 r5:855b2f8c r4:8552fb80 [ 1344.131087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.131138][ T32] r10:61c88647 r9:84504800 r8:8552fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.131176][ T32] r4:8552fb80 [ 1344.131278][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.131332][ T32] r10:00000000 r9:8552fb80 r8:80287e08 r7:eb681e60 r6:8552bf80 r5:84504800 [ 1344.131355][ T32] r4:00000001 [ 1344.131375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.131575][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1344.131625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.131660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.131789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.131868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.131897][ T32] r4:85527d80 [ 1344.132240][ T32] INFO: task kworker/1:634:5207 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.132351][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.132417][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.145866][ T32] Call trace: [ 1344.145915][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.146023][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.146055][ T32] r4:00000000 [ 1344.146077][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.146158][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.146421][ T32] 9d20: 96c84000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.146516][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.146547][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.146608][ T32] r5:800d0113 r4:80239bb0 [ 1344.146693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.146802][ T32] r4:82ac21e4 [ 1344.146899][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.146952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.146978][ T32] r4:e0029dc0 [ 1344.146998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.147046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.147069][ T32] r4:00000000 [ 1344.147089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.147211][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.147278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.147332][ T32] r5:00001000 r4:dfe13000 [ 1344.147409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.147456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.147537][ T32] r5:84aebb8c r4:84aeb800 [ 1344.147600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.147655][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.147677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.147800][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.147829][ T32] r4:849a8000 [ 1344.147851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.147905][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.147928][ T32] r4:00000001 [ 1344.148030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.148074][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.148103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.148134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.148219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.148254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.148277][ T32] r4:8462f100 [ 1344.148300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.148363][ T32] INFO: task kworker/1:635:5209 blocked for more than 470 seconds. [ 1344.148399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.148500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.148527][ T32] task:kworker/1:635 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.148583][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.148644][ T32] Call trace: [ 1344.148678][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.148733][ T32] r10:8291a684 r9:eb7e5d84 r8:00000002 r7:60000113 r6:eb7e5d8c r5:84505400 [ 1344.148831][ T32] r4:84505400 [ 1344.148857][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.148905][ T32] r5:84505400 r4:8291a680 [ 1344.148925][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.149015][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.149121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e5e08 [ 1344.149228][ T32] r4:00000000 [ 1344.149252][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.149291][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.149429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.149479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1040 [ 1344.149504][ T32] r4:00000000 [ 1344.149524][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.149648][ T32] r9:83018205 r8:84505400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.149708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.149757][ T32] r5:00001000 r4:dfd93000 [ 1344.149778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.149825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.149903][ T32] r5:855b338c r4:855b3000 [ 1344.150006][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.150209][ T32] r7:ddde2d80 r6:83018200 r5:855b338c r4:8552fd00 [ 1344.150244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.150297][ T32] r10:61c88647 r9:84505400 r8:8552fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.150377][ T32] r4:8552fd00 [ 1344.150477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.150531][ T32] r10:00000000 r9:8552fd00 r8:80287e08 r7:eb681e60 r6:854b4000 r5:84505400 [ 1344.150556][ T32] r4:00000001 [ 1344.150575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.150613][ T32] Exception stack(0xeb7e5fb0 to 0xeb7e5ff8) [ 1344.150695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.150731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.150760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.150814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.150841][ T32] r4:85527bc0 [ 1344.151158][ T32] INFO: task kworker/1:635:5209 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.151288][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.151451][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.151500][ T32] Call trace: [ 1344.151529][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.151757][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.151868][ T32] r4:00000000 [ 1344.151894][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.151940][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.151972][ T32] 9d20: 96c84000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.152052][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.152157][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.152266][ T32] r5:800d0113 r4:80239bb0 [ 1344.152312][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.152550][ T32] r4:82ac21e4 [ 1344.176124][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.176302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.176334][ T32] r4:e0029dc0 [ 1344.176394][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.176482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.176516][ T32] r4:00000000 [ 1344.176539][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.176642][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.176686][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.176743][ T32] r5:00001000 r4:dfe13000 [ 1344.176765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.176820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.176867][ T32] r5:84aebb8c r4:84aeb800 [ 1344.176888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.176939][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.176960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.177013][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.177091][ T32] r4:849a8000 [ 1344.177116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.177169][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.177402][ T32] r4:00000001 [ 1344.177531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.177576][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.177644][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.177856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.177968][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.178003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.178027][ T32] r4:8462f100 [ 1344.178051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.178372][ T32] INFO: task kworker/1:636:5211 blocked for more than 470 seconds. [ 1344.178492][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.178738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.178765][ T32] task:kworker/1:636 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.178827][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.178875][ T32] Call trace: [ 1344.179024][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.179123][ T32] r10:8291a684 r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:84506000 [ 1344.179321][ T32] r4:84506000 [ 1344.179346][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.179710][ T32] r5:84506000 r4:8291a680 [ 1344.179802][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.179851][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.179931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1344.180043][ T32] r4:00000000 [ 1344.180067][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.180108][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.180148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.180233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f11c0 [ 1344.180262][ T32] r4:00000000 [ 1344.180320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.180533][ T32] r9:83018205 r8:84506000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1344.180561][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.180637][ T32] r5:00001000 r4:e48b7000 [ 1344.180662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.180708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.180753][ T32] r5:855b378c r4:855b3400 [ 1344.180815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.180871][ T32] r7:ddde2d80 r6:83018200 r5:855b378c r4:8552fe00 [ 1344.180893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.180964][ T32] r10:61c88647 r9:84506000 r8:8552fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.181051][ T32] r4:8552fe00 [ 1344.181245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.181347][ T32] r10:00000000 r9:8552fe00 r8:80287e08 r7:eb681e60 r6:854b4080 r5:84506000 [ 1344.181444][ T32] r4:00000001 [ 1344.181529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.181579][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) [ 1344.181609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.181642][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.181672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.181704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.181728][ T32] r4:854f1080 [ 1344.182147][ T32] INFO: task kworker/1:636:5211 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.182187][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.182441][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.193102][ T32] Call trace: [ 1344.193175][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.193299][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.193397][ T32] r4:00000000 [ 1344.193456][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.193511][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.193601][ T32] 9d20: 970d2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.193639][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.193798][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.193832][ T32] r5:800d0113 r4:80239bb0 [ 1344.193853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.193903][ T32] r4:82ac21e4 [ 1344.193925][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.194012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.194042][ T32] r4:e0029dc0 [ 1344.194099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.194155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.194181][ T32] r4:00000000 [ 1344.194237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.194296][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.194320][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.194392][ T32] r5:00001000 r4:dfe13000 [ 1344.194418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.194537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.194594][ T32] r5:84aebb8c r4:84aeb800 [ 1344.194660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.194717][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.194740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.194967][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.194997][ T32] r4:849a8000 [ 1344.195018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.195072][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.195095][ T32] r4:00000001 [ 1344.195115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.195155][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.195186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.195218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.195247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.195277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.195373][ T32] r4:8462f100 [ 1344.195401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.195481][ T32] INFO: task kworker/1:637:5214 blocked for more than 470 seconds. [ 1344.195515][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.195541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.195580][ T32] task:kworker/1:637 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.195636][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.195721][ T32] Call trace: [ 1344.195753][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.195810][ T32] r10:8291a684 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:84503c00 [ 1344.195834][ T32] r4:84503c00 [ 1344.195899][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.196016][ T32] r5:84503c00 r4:8291a680 [ 1344.196073][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.196121][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.196215][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1344.196270][ T32] r4:00000000 [ 1344.196293][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.196333][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.196388][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.196439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1240 [ 1344.196462][ T32] r4:00000000 [ 1344.196483][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.196610][ T32] r9:83018205 r8:84503c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1344.196708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.196760][ T32] r5:00001000 r4:eab17000 [ 1344.196781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.196828][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.196875][ T32] r5:855b3b8c r4:855b3800 [ 1344.196940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.196996][ T32] r7:ddde2d80 r6:83018200 r5:855b3b8c r4:8552fe80 [ 1344.197057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.197276][ T32] r10:61c88647 r9:84503c00 r8:8552feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.197303][ T32] r4:8552fe80 [ 1344.197323][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.197373][ T32] r10:00000000 r9:8552fe80 r8:80287e08 r7:eb681e60 r6:854b4100 r5:84503c00 [ 1344.197395][ T32] r4:00000001 [ 1344.197432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.197515][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1344.197626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.197769][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.197805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.197874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.197945][ T32] r4:854f1180 [ 1344.198242][ T32] INFO: task kworker/1:637:5214 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.198373][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.198513][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.198560][ T32] Call trace: [ 1344.198610][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.198671][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.198713][ T32] r4:00000000 [ 1344.198737][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.198780][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.198819][ T32] 9d20: 970d2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.198924][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.199041][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.199070][ T32] r5:800d0113 r4:80239bb0 [ 1344.199094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.199172][ T32] r4:82ac21e4 [ 1344.199235][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.199339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.199378][ T32] r4:e0029dc0 [ 1344.199418][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.199501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.199551][ T32] r4:00000000 [ 1344.199590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.199689][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.199775][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.199871][ T32] r5:00001000 r4:dfe13000 [ 1344.199918][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.200069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200162][ T32] r5:84aebb8c r4:84aeb800 [ 1344.200274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.200334][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.200412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.200471][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.200496][ T32] r4:849a8000 [ 1344.200554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.200656][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.200691][ T32] r4:00000001 [ 1344.200711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.200753][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.200782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.200820][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.200848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.201100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.201214][ T32] r4:8462f100 [ 1344.201239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.201264][ T32] INFO: task kworker/1:638:5217 blocked for more than 470 seconds. [ 1344.201336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.201512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.201537][ T32] task:kworker/1:638 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.201627][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.201709][ T32] Call trace: [ 1344.201741][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.201876][ T32] r10:8291a684 r9:eb7f5d84 r8:00000002 r7:60000013 r6:eb7f5d8c r5:85405400 [ 1344.201904][ T32] r4:85405400 [ 1344.202009][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.202060][ T32] r5:85405400 r4:8291a680 [ 1344.202081][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.202123][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.202170][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1344.202267][ T32] r4:00000000 [ 1344.202331][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.202519][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.223546][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.223660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1500 [ 1344.223724][ T32] r4:00000000 [ 1344.223751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.223811][ T32] r9:83018205 r8:85405400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1344.223836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.223885][ T32] r5:00001000 r4:eae69000 [ 1344.223906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.223993][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.224080][ T32] r5:855b438c r4:855b4000 [ 1344.224201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.224318][ T32] r7:ddde2d80 r6:83018200 r5:855b438c r4:8552fd80 [ 1344.224344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.224398][ T32] r10:61c88647 r9:85405400 r8:8552fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.224422][ T32] r4:8552fd80 [ 1344.224443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.224493][ T32] r10:00000000 r9:8552fd80 r8:80287e08 r7:eb681e60 r6:8552f680 r5:85405400 [ 1344.224517][ T32] r4:00000001 [ 1344.224537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.224578][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1344.224609][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.224657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.224687][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.224718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.224741][ T32] r4:854f1380 [ 1344.225046][ T32] INFO: task kworker/1:638:5217 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.225102][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.225212][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.225301][ T32] Call trace: [ 1344.225334][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.225393][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.225554][ T32] r4:00000000 [ 1344.225579][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.225693][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.225746][ T32] 9d20: 97635000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.225780][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.225953][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.225983][ T32] r5:800d0113 r4:80239bb0 [ 1344.226006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.226051][ T32] r4:82ac21e4 [ 1344.226072][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.226293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.226478][ T32] r4:e0029dc0 [ 1344.226503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.226599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.226718][ T32] r4:00000000 [ 1344.226779][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.227009][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.227037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.227233][ T32] r5:00001000 r4:dfe13000 [ 1344.227259][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.227303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.227384][ T32] r5:84aebb8c r4:84aeb800 [ 1344.227443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.227500][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.227652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.227708][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.227732][ T32] r4:849a8000 [ 1344.227752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.227808][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.227832][ T32] r4:00000001 [ 1344.227852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.227891][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.227921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.227974][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.228040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.228149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.228176][ T32] r4:8462f100 [ 1344.228238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.228267][ T32] INFO: task kworker/1:639:5218 blocked for more than 470 seconds. [ 1344.228301][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.228326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.228347][ T32] task:kworker/1:639 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.228395][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.228437][ T32] Call trace: [ 1344.228543][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.228599][ T32] r10:8291a684 r9:eb7fdd84 r8:00000002 r7:60000113 r6:eb7fdd8c r5:853fbc00 [ 1344.228679][ T32] r4:853fbc00 [ 1344.228706][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.228756][ T32] r5:853fbc00 r4:8291a680 [ 1344.228778][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.228827][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.228873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7fde08 [ 1344.228897][ T32] r4:00000000 [ 1344.228917][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.229113][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.229190][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.229396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1b00 [ 1344.229423][ T32] r4:00000000 [ 1344.229445][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.229494][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1344.229591][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.229642][ T32] r5:00001000 r4:eb195000 [ 1344.229663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.229706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.230123][ T32] r5:855b4f8c r4:855b4c00 [ 1344.230150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.230202][ T32] r7:ddde2d80 r6:83018200 r5:855b4f8c r4:8552ff80 [ 1344.230240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.230295][ T32] r10:61c88647 r9:853fbc00 r8:8552ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.230319][ T32] r4:8552ff80 [ 1344.230340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.230390][ T32] r10:00000000 r9:8552ff80 r8:80287e08 r7:eb7f5e60 r6:8552ff00 r5:853fbc00 [ 1344.230414][ T32] r4:00000001 [ 1344.230474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.230553][ T32] Exception stack(0xeb7fdfb0 to 0xeb7fdff8) [ 1344.230586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.230617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.230647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.230678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.230734][ T32] r4:854f1440 [ 1344.230902][ T32] INFO: task kworker/1:639:5218 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.230937][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.231175][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.231222][ T32] Call trace: [ 1344.231288][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.231349][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.231375][ T32] r4:00000000 [ 1344.231396][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.231526][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.231647][ T32] 9d20: 97635000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.231760][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.231791][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.231865][ T32] r5:800d0113 r4:80239bb0 [ 1344.231891][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.231937][ T32] r4:82ac21e4 [ 1344.231958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.232005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.232029][ T32] r4:e0029dc0 [ 1344.232049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.232177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.232205][ T32] r4:00000000 [ 1344.232226][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.232278][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.232300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.232383][ T32] r5:00001000 r4:dfe13000 [ 1344.232542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.267342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.267427][ T32] r5:84aebb8c r4:84aeb800 [ 1344.267451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.267533][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.267561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.267616][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.267681][ T32] r4:849a8000 [ 1344.267706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.267761][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.267785][ T32] r4:00000001 [ 1344.267870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.267974][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.268011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.268043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.268072][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.268130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.268315][ T32] r4:8462f100 [ 1344.268343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.268372][ T32] INFO: task kworker/1:640:5219 blocked for more than 470 seconds. [ 1344.268405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.268458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.268485][ T32] task:kworker/1:640 state:D stack:0 pid:5219 tgid:5219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.268770][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.268910][ T32] Call trace: [ 1344.269034][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.269107][ T32] r10:8291a684 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:853f0c00 [ 1344.269136][ T32] r4:853f0c00 [ 1344.269158][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.269205][ T32] r5:853f0c00 r4:8291a680 [ 1344.269227][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.269270][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.269479][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1344.269553][ T32] r4:00000000 [ 1344.269577][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.269654][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.269699][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.269745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f17c0 [ 1344.269769][ T32] r4:00000000 [ 1344.269848][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.269907][ T32] r9:83018205 r8:853f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1344.269953][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.270005][ T32] r5:00001000 r4:eaed7000 [ 1344.270025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.270066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.270150][ T32] r5:855b478c r4:855b4400 [ 1344.270236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.270290][ T32] r7:ddde2d80 r6:83018200 r5:855b478c r4:85429f80 [ 1344.270326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.270381][ T32] r10:61c88647 r9:853f0c00 r8:85429fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.270521][ T32] r4:85429f80 [ 1344.270588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.270642][ T32] r10:00000000 r9:85429f80 r8:80287e08 r7:eb7fde60 r6:85429d00 r5:853f0c00 [ 1344.270671][ T32] r4:00000001 [ 1344.270807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.271024][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1344.271056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.271087][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.271116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.271317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.271343][ T32] r4:854f1440 [ 1344.271659][ T32] INFO: task kworker/1:640:5219 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.271695][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.271774][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.271890][ T32] Call trace: [ 1344.271939][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.271997][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.272023][ T32] r4:00000000 [ 1344.272043][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.272194][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.272230][ T32] 9d20: 97ecb000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.272261][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.272461][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.292999][ T32] r5:800d0113 r4:80239bb0 [ 1344.293036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.293169][ T32] r4:82ac21e4 [ 1344.293198][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.293316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.293345][ T32] r4:e0029dc0 [ 1344.293431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.294311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.294342][ T32] r4:00000000 [ 1344.294363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.294417][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.294481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.295941][ T32] r5:00001000 r4:dfe13000 [ 1344.295968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.296013][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.296351][ T32] r5:84aebb8c r4:84aeb800 [ 1344.296376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.296429][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.296451][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.296501][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.296764][ T32] r4:849a8000 [ 1344.296824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.296964][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.296993][ T32] r4:00000001 [ 1344.297076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.297278][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.297313][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.298018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.298052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.298084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.298232][ T32] r4:8462f100 [ 1344.298259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.298298][ T32] INFO: task kworker/1:641:5222 blocked for more than 470 seconds. [ 1344.298331][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.298554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.298888][ T32] task:kworker/1:641 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.299314][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.299774][ T32] Call trace: [ 1344.299981][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.300045][ T32] r10:8291a684 r9:eb805d84 r8:00000002 r7:60000113 r6:eb805d8c r5:85408000 [ 1344.300070][ T32] r4:85408000 [ 1344.300092][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.300140][ T32] r5:85408000 r4:8291a680 [ 1344.300162][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.300205][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.300255][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1344.300491][ T32] r4:00000000 [ 1344.300551][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.300594][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.300788][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.300850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f1b40 [ 1344.300875][ T32] r4:00000000 [ 1344.301322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.301381][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1344.301405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.301452][ T32] r5:00001000 r4:eb163000 [ 1344.301472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.301513][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.301557][ T32] r5:855b4b8c r4:855b4800 [ 1344.301576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.302056][ T32] r7:ddde2d80 r6:83018200 r5:855b4b8c r4:854a7100 [ 1344.302083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.302137][ T32] r10:61c88647 r9:85408000 r8:854a712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.302554][ T32] r4:854a7100 [ 1344.333433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.333523][ T32] r10:00000000 r9:854a7100 r8:80287e08 r7:eb7fde60 r6:854a7180 r5:85408000 [ 1344.333551][ T32] r4:00000001 [ 1344.333602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.333651][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1344.333720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.333805][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.334132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.334249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.334276][ T32] r4:854f1ac0 [ 1344.334627][ T32] INFO: task kworker/1:641:5222 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.334951][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.335637][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.335888][ T32] Call trace: [ 1344.335921][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.335980][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.336005][ T32] r4:00000000 [ 1344.336050][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.336098][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.336129][ T32] 9d20: 985a2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.336292][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.336323][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.336609][ T32] r5:800d0113 r4:80239bb0 [ 1344.336746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.336808][ T32] r4:82ac21e4 [ 1344.336865][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.336922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.337653][ T32] r4:e0029dc0 [ 1344.338209][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.338436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.338465][ T32] r4:00000000 [ 1344.338650][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.338706][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.338729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.339171][ T32] r5:00001000 r4:dfe13000 [ 1344.339197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.339243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.339291][ T32] r5:84aebb8c r4:84aeb800 [ 1344.339847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.340661][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.340694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.340875][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.341200][ T32] r4:849a8000 [ 1344.341223][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.341278][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.341302][ T32] r4:00000001 [ 1344.341421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.341539][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.341572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.341666][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.341698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.342050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.342080][ T32] r4:8462f100 [ 1344.342103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.342132][ T32] INFO: task kworker/1:642:5225 blocked for more than 470 seconds. [ 1344.342799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.375928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.376003][ T32] task:kworker/1:642 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.376219][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.376333][ T32] Call trace: [ 1344.376512][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.376749][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000113 r6:eb801d8c r5:85409800 [ 1344.376868][ T32] r4:85409800 [ 1344.376906][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.376961][ T32] r5:85409800 r4:8291a680 [ 1344.376983][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.377286][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.377380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1344.377409][ T32] r4:00000000 [ 1344.377429][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.377469][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.377513][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.377588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af000 [ 1344.377617][ T32] r4:00000000 [ 1344.377710][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.377769][ T32] r9:83018205 r8:85409800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1344.377837][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.377948][ T32] r5:00001000 r4:eb3f3000 [ 1344.377976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.378023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.378071][ T32] r5:855b5b8c r4:855b5800 [ 1344.378093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.378259][ T32] r7:ddde2d80 r6:83018200 r5:855b5b8c r4:854a7000 [ 1344.378287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.378342][ T32] r10:61c88647 r9:85409800 r8:854a702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.378369][ T32] r4:854a7000 [ 1344.378389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.378525][ T32] r10:00000000 r9:854a7000 r8:80287e08 r7:eb7fde60 r6:854a7280 r5:85409800 [ 1344.378558][ T32] r4:00000001 [ 1344.378959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.379006][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1344.379036][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.379067][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.379095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.379172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.379200][ T32] r4:854f1c80 [ 1344.379551][ T32] INFO: task kworker/1:642:5225 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.379588][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.379648][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.379763][ T32] Call trace: [ 1344.379802][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.379859][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.379951][ T32] r4:00000000 [ 1344.379981][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.380062][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.380096][ T32] 9d20: 98b86000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.380156][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.380262][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.380327][ T32] r5:800d0113 r4:80239bb0 [ 1344.380351][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.380414][ T32] r4:82ac21e4 [ 1344.380438][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.380485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.380509][ T32] r4:e0029dc0 [ 1344.380529][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.380580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.380604][ T32] r4:00000000 [ 1344.380744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.380809][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.380870][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.380921][ T32] r5:00001000 r4:dfe13000 [ 1344.380943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.381015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.381274][ T32] r5:84aebb8c r4:84aeb800 [ 1344.381338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.381473][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.381559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.381615][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.381676][ T32] r4:849a8000 [ 1344.381778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.381843][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.381903][ T32] r4:00000001 [ 1344.382001][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.382077][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.382133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.382166][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.382211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.382283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.382309][ T32] r4:8462f100 [ 1344.382331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.382381][ T32] INFO: task kworker/0:404:5226 blocked for more than 470 seconds. [ 1344.382449][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.405172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.405262][ T32] task:kworker/0:404 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.405328][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.405426][ T32] Call trace: [ 1344.405484][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.405593][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000113 r6:eb80dd8c r5:8540b000 [ 1344.405623][ T32] r4:8540b000 [ 1344.405749][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.405806][ T32] r5:8540b000 r4:8291a680 [ 1344.405932][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.406048][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.406099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1344.406126][ T32] r4:00000000 [ 1344.406147][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.406184][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.406224][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.406301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749680 [ 1344.406328][ T32] r4:00000000 [ 1344.406349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.406400][ T32] r9:83018005 r8:8540b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1344.406461][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.406687][ T32] r5:00001000 r4:eb2d9000 [ 1344.406712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.406759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.406814][ T32] r5:8557178c r4:85571400 [ 1344.406836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.406909][ T32] r7:dddced80 r6:83018000 r5:8557178c r4:854b4180 [ 1344.407118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.407175][ T32] r10:61c88647 r9:8540b000 r8:854b41ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.407236][ T32] r4:854b4180 [ 1344.407259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.407311][ T32] r10:00000000 r9:854b4180 r8:80287e08 r7:eb7bde60 r6:854a7080 r5:8540b000 [ 1344.407369][ T32] r4:00000001 [ 1344.407466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.407559][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) [ 1344.407632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.407666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.407695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.407765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.407827][ T32] r4:85504ec0 [ 1344.408215][ T32] INFO: task kworker/0:404:5226 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.408253][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.408452][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.408772][ T32] Call trace: [ 1344.408894][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.408957][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.408982][ T32] r4:00000000 [ 1344.409003][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.409045][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.409076][ T32] 9d20: 9914c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.409106][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.409133][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.409158][ T32] r5:800d0113 r4:80239bb0 [ 1344.409216][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.409327][ T32] r4:82ac21e4 [ 1344.409423][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.409474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.409500][ T32] r4:e0029dc0 [ 1344.409521][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.409681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.409800][ T32] r4:00000000 [ 1344.409826][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.409877][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.409899][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.410006][ T32] r5:00001000 r4:dfe13000 [ 1344.410030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.410109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.410197][ T32] r5:84aebb8c r4:84aeb800 [ 1344.410294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.410429][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.410455][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.410507][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.410576][ T32] r4:849a8000 [ 1344.410808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.410927][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.410956][ T32] r4:00000001 [ 1344.410977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.411223][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.411338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.411372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.411401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.411433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.411456][ T32] r4:8462f100 [ 1344.411476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.411513][ T32] INFO: task kworker/1:643:5228 blocked for more than 470 seconds. [ 1344.411545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.411609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.411638][ T32] task:kworker/1:643 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.411727][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.411772][ T32] Call trace: [ 1344.411885][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.411942][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:8540bc00 [ 1344.411967][ T32] r4:8540bc00 [ 1344.411989][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.412035][ T32] r5:8540bc00 r4:8291a680 [ 1344.412148][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.412196][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.412265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1344.412428][ T32] r4:00000000 [ 1344.412509][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.433049][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.433121][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.433175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af200 [ 1344.433202][ T32] r4:00000000 [ 1344.433223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.433316][ T32] r9:83018205 r8:8540bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1344.433346][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.433398][ T32] r5:00001000 r4:eb471000 [ 1344.433419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.433502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.433586][ T32] r5:855b5f8c r4:855b5c00 [ 1344.433610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.433664][ T32] r7:ddde2d80 r6:83018200 r5:855b5f8c r4:854a7380 [ 1344.433686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.433741][ T32] r10:61c88647 r9:8540bc00 r8:854a73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.433766][ T32] r4:854a7380 [ 1344.433787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.433952][ T32] r10:00000000 r9:854a7380 r8:80287e08 r7:eb801e60 r6:854a7200 r5:8540bc00 [ 1344.433982][ T32] r4:00000001 [ 1344.434003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.434043][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1344.434074][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.434176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.434346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.434381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.434406][ T32] r4:854f1e80 [ 1344.434714][ T32] INFO: task kworker/1:643:5228 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.434750][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.434859][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.434912][ T32] Call trace: [ 1344.435025][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.435083][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.435142][ T32] r4:00000000 [ 1344.435166][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.435235][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.435269][ T32] 9d20: 99532000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.435300][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.435326][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.435351][ T32] r5:800d0113 r4:80239bb0 [ 1344.435371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.435434][ T32] r4:82ac21e4 [ 1344.435457][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.435505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.435628][ T32] r4:e0029dc0 [ 1344.435690][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.435776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.435807][ T32] r4:00000000 [ 1344.435829][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.435880][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.435902][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.435946][ T32] r5:00001000 r4:dfe13000 [ 1344.435967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.436010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.436089][ T32] r5:84aebb8c r4:84aeb800 [ 1344.436150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.436205][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.436226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.436276][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.436298][ T32] r4:849a8000 [ 1344.436317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.436366][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.436389][ T32] r4:00000001 [ 1344.436518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.436563][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.436591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.436708][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.436742][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.436774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.436801][ T32] r4:8462f100 [ 1344.436823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.436850][ T32] INFO: task kworker/0:405:5231 blocked for more than 470 seconds. [ 1344.436881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.436905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.436926][ T32] task:kworker/0:405 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.437058][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.437107][ T32] Call trace: [ 1344.437178][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.437232][ T32] r10:8291a684 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:8540a400 [ 1344.437288][ T32] r4:8540a400 [ 1344.437313][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.437362][ T32] r5:8540a400 r4:8291a680 [ 1344.437383][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.437425][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.437471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1344.437528][ T32] r4:00000000 [ 1344.437579][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.437690][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.437774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.437923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547f700 [ 1344.438037][ T32] r4:00000000 [ 1344.438096][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.438255][ T32] r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1344.438281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.438327][ T32] r5:00001000 r4:eac83000 [ 1344.438384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.438432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.438500][ T32] r5:8557278c r4:85572400 [ 1344.438524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.438575][ T32] r7:dddced80 r6:83018000 r5:8557278c r4:854b4300 [ 1344.438617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.438671][ T32] r10:61c88647 r9:8540a400 r8:854b432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.438695][ T32] r4:854b4300 [ 1344.438715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.438764][ T32] r10:00000000 r9:854b4300 r8:80287e08 r7:eb7bde60 r6:854a7300 r5:8540a400 [ 1344.438786][ T32] r4:00000001 [ 1344.438811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.438850][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) ** 3 printk messages dropped ** [ 1344.439055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1344.439450][ T32] Call trace: ** 5 printk messages dropped ** [ 1344.439861][ T32] 9d20: 99532000 ed729000 00000001 80239b98 7f565000 00000001 ** 7 printk messages dropped ** [ 1344.440388][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1344.440604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.441238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1344.441597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.442001][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.442449][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.465466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b6b80 ** 6 printk messages dropped ** [ 1344.465900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1344.466429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.467141][ T32] r4:85504000 ** 3 printk messages dropped ** [ 1344.467734][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.468395][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 7 printk messages dropped ** [ 1344.468822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 10 printk messages dropped ** [ 1344.469362][ T32] r5:84aebb8c r4:84aeb800 ** 4 printk messages dropped ** [ 1344.469702][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1344.469923][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.469952][ T32] r4:00000001 [ 1344.470011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.470054][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.470083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.470116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.470146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.470210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.470237][ T32] r4:8462f100 [ 1344.470259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.470285][ T32] INFO: task kworker/1:644:5235 blocked for more than 470 seconds. [ 1344.470316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.470385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.470484][ T32] task:kworker/1:644 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.470574][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.470694][ T32] Call trace: [ 1344.470728][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.470782][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:848f5400 [ 1344.470813][ T32] r4:848f5400 [ 1344.470835][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.470881][ T32] r5:848f5400 r4:8291a680 [ 1344.470902][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.470968][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.471019][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1344.471042][ T32] r4:00000000 [ 1344.471061][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.471135][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.471177][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.471223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af340 [ 1344.471248][ T32] r4:00000000 [ 1344.471267][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.471353][ T32] r9:83018205 r8:848f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.471502][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.471552][ T32] r5:00001000 r4:eb4a9000 [ 1344.471572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.471614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.471698][ T32] r5:855b638c r4:855b6000 [ 1344.471760][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.471821][ T32] r7:ddde2d80 r6:83018200 r5:855b638c r4:854a7580 [ 1344.471868][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.471963][ T32] r10:61c88647 r9:848f5400 r8:854a75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.471991][ T32] r4:854a7580 [ 1344.472024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.472130][ T32] r10:00000000 r9:854a7580 r8:80287e08 r7:eb811e60 r6:854b4200 r5:848f5400 [ 1344.472180][ T32] r4:00000001 [ 1344.472204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.472243][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1344.472283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.472397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.472429][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.493145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.493214][ T32] r4:854af1c0 [ 1344.493516][ T32] INFO: task kworker/1:644:5235 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.493553][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.493621][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.493706][ T32] Call trace: [ 1344.493744][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.493811][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.493947][ T32] r4:00000000 [ 1344.494001][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.494079][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.494113][ T32] 9d20: 99ba2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.494145][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.494172][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.494199][ T32] r5:800d0113 r4:80239bb0 [ 1344.494249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.494372][ T32] r4:82ac21e4 [ 1344.494398][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.494472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.494535][ T32] r4:e0029dc0 [ 1344.494559][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.494688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.494716][ T32] r4:00000000 [ 1344.494759][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.494857][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.494887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.494939][ T32] r5:00001000 r4:dfe13000 [ 1344.494983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.495032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.495079][ T32] r5:84aebb8c r4:84aeb800 [ 1344.495141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.495198][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.495246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.495331][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.495359][ T32] r4:849a8000 [ 1344.495408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.495463][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.495498][ T32] r4:00000001 [ 1344.495518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.495574][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.495606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.495638][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.495668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.495699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.495723][ T32] r4:8462f100 [ 1344.495744][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.495770][ T32] INFO: task kworker/1:645:5237 blocked for more than 470 seconds. [ 1344.495836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.495866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.495891][ T32] task:kworker/1:645 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.496083][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.496201][ T32] Call trace: [ 1344.496235][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.496289][ T32] r10:8291a684 r9:eb82dd84 r8:00000002 r7:60000113 r6:eb82dd8c r5:84503000 [ 1344.496314][ T32] r4:84503000 [ 1344.496415][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.496519][ T32] r5:84503000 r4:8291a680 [ 1344.496554][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.496745][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.496946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af480 ** 6 printk messages dropped ** [ 1344.497280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.497578][ T32] r10:61c88647 r9:84503000 r8:854a762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.497989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.498626][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.498900][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1344.499398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1344.500155][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1344.500451][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1344.501075][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1344.501314][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.501877][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.502403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af5c0 ** 6 printk messages dropped ** [ 1344.533267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.533792][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.534128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.535032][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1344.535094][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.535121][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.535147][ T32] r5:800d0113 r4:80239bb0 [ 1344.535251][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.535302][ T32] r4:82ac21e4 [ 1344.535323][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.535420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.535449][ T32] r4:e0029dc0 [ 1344.535469][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.535550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.535601][ T32] r4:00000000 [ 1344.535630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.535688][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.535730][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.535801][ T32] r5:00001000 r4:dfe13000 [ 1344.535827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.535875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.535933][ T32] r5:84aebb8c r4:84aeb800 [ 1344.535957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.536038][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.536064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.536116][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.536139][ T32] r4:849a8000 [ 1344.536158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.536210][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.536286][ T32] r4:00000001 [ 1344.536337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.536382][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.536494][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.536560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.536619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.536668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.536692][ T32] r4:8462f100 [ 1344.536713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.536750][ T32] INFO: task kworker/1:647:5241 blocked for more than 471 seconds. [ 1344.536785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.536810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.536831][ T32] task:kworker/1:647 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.536880][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.536924][ T32] Call trace: [ 1344.536955][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.537022][ T32] r10:8291a684 r9:eb839d84 r8:00000002 r7:60000013 r6:eb839d8c r5:84920c00 [ 1344.537050][ T32] r4:84920c00 [ 1344.537071][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.537145][ T32] r5:84920c00 r4:8291a680 [ 1344.537169][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.537212][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.537258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 [ 1344.537280][ T32] r4:00000000 [ 1344.537299][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.537335][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.537374][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.537473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af880 [ 1344.537515][ T32] r4:00000000 [ 1344.537550][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.537601][ T32] r9:83018205 r8:84920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1344.537623][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.537668][ T32] r5:00001000 r4:eb51d000 [ 1344.537714][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.537782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.537832][ T32] r5:855b738c r4:855b7000 [ 1344.537853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.537930][ T32] r7:ddde2d80 r6:83018200 r5:855b738c r4:854a7680 [ 1344.537980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.538054][ T32] r10:61c88647 r9:84920c00 r8:854a76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1344.538234][ T32] r10:00000000 r9:854a7680 r8:80287e08 r7:eb831e60 r6:854b4480 r5:84920c00 ** 7 printk messages dropped ** [ 1344.538518][ T32] r4:854af500 ** 3 printk messages dropped ** [ 1344.538927][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.539244][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1344.539500][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.539693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1344.540123][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1344.540299][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1344.540741][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1344.541009][ T32] task:kworker/1:648 state:D stack:0 pid:5242 tgid:5242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.541168][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.541216][ T32] Call trace: [ 1344.541273][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.541330][ T32] r10:8291a684 r9:eb83dd84 r8:00000002 r7:60000113 r6:eb83dd8c r5:84921800 [ 1344.541383][ T32] r4:84921800 [ 1344.541490][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.541573][ T32] r5:84921800 r4:8291a680 [ 1344.541604][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.541650][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.541724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 [ 1344.541752][ T32] r4:00000000 [ 1344.541781][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.541847][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.541913][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.541963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854af700 [ 1344.542020][ T32] r4:00000000 [ 1344.542044][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.542095][ T32] r9:83018205 r8:84921800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1344.542117][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.542161][ T32] r5:00001000 r4:eb509000 [ 1344.542182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.542224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.542294][ T32] r5:855b6f8c r4:855b6c00 [ 1344.542338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.542393][ T32] r7:ddde2d80 r6:83018200 r5:855b6f8c r4:854a7780 [ 1344.542430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.542481][ T32] r10:61c88647 r9:84921800 r8:854a77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.542567][ T32] r4:854a7780 [ 1344.563075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.563168][ T32] r10:00000000 r9:854a7780 r8:80287e08 r7:eb839e60 r6:854b4500 r5:84921800 [ 1344.563196][ T32] r4:00000001 [ 1344.563220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.563265][ T32] Exception stack(0xeb83dfb0 to 0xeb83dff8) [ 1344.563312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.563350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.563470][ T32] r4:854af800 ** 3 printk messages dropped ** [ 1344.564083][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.564266][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1344.564356][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.564381][ T32] r5:800d0113 r4:80239bb0 [ 1344.564429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.564485][ T32] r4:82ac21e4 [ 1344.564517][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.564570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.564594][ T32] r4:e0029dc0 [ 1344.564645][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.564701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.564725][ T32] r4:00000000 [ 1344.564773][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.564829][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.564852][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.564897][ T32] r5:00001000 r4:dfe13000 [ 1344.564920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.564962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.565007][ T32] r5:84aebb8c r4:84aeb800 [ 1344.565056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.565138][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.565242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.565306][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.565360][ T32] r4:849a8000 [ 1344.565384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.565438][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.565462][ T32] r4:00000001 [ 1344.565482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.565585][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.565619][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.565652][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.565699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.565735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.565759][ T32] r4:8462f100 [ 1344.565806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.565862][ T32] INFO: task kworker/1:649:5244 blocked for more than 471 seconds. [ 1344.565897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.565924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.565957][ T32] task:kworker/1:649 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.566009][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.566080][ T32] Call trace: [ 1344.566173][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.566229][ T32] r10:8291a684 r9:eb845d84 r8:00000002 r7:60000013 r6:eb845d8c r5:84923000 [ 1344.566254][ T32] r4:84923000 [ 1344.566275][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.566321][ T32] r5:84923000 r4:8291a680 ** 2 printk messages dropped ** [ 1344.566471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 ** 8 printk messages dropped ** [ 1344.566862][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.567076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.567420][ T32] r4:854a7800 ** 2 printk messages dropped ** [ 1344.567564][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.567816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.568432][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.568595][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 10 printk messages dropped ** [ 1344.569141][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1344.569701][ T32] r4:849a8000 ** 5 printk messages dropped ** [ 1344.569929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.569964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.569997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.570036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.570060][ T32] r4:8462f100 [ 1344.570096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.570124][ T32] INFO: task kworker/1:650:5246 blocked for more than 471 seconds. [ 1344.570165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.570193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.570216][ T32] task:kworker/1:650 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.570293][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.570341][ T32] Call trace: [ 1344.570371][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.570424][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000013 r6:eb84dd8c r5:84922400 [ 1344.570465][ T32] r4:84922400 [ 1344.570490][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.570537][ T32] r5:84922400 r4:8291a680 [ 1344.570571][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.570613][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.570658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1344.570681][ T32] r4:00000000 [ 1344.570702][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.570739][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.570776][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.570821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854afa00 [ 1344.570857][ T32] r4:00000000 [ 1344.570895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.570957][ T32] r9:83018205 r8:84922400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.570983][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.571030][ T32] r5:00001000 r4:eb545000 [ 1344.571052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.571127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.571178][ T32] r5:855b778c r4:855b7400 [ 1344.571230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.571286][ T32] r7:ddde2d80 r6:83018200 r5:855b778c r4:854a7400 [ 1344.571334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.571390][ T32] r10:61c88647 r9:84922400 r8:854a742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.571413][ T32] r4:854a7400 [ 1344.571433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.571481][ T32] r10:00000000 r9:854a7400 r8:80287e08 r7:eb845e60 r6:854b4600 r5:84922400 [ 1344.571504][ T32] r4:00000001 [ 1344.571524][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.571568][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1344.571610][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.571647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.571704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.571778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.571805][ T32] r4:854af840 [ 1344.571982][ T32] INFO: task kworker/1:650:5246 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.572024][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.572104][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.572149][ T32] Call trace: [ 1344.572225][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1344.588364][ T32] 9d20: 9a780000 ed729000 00000001 80239b98 7f565000 00000001 ** 7 printk messages dropped ** [ 1344.588819][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1344.589116][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.589538][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.589845][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.590050][ T32] task:kworker/1:651 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.590650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 ** 8 printk messages dropped ** [ 1344.591016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1344.591219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.591594][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.591844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.611672][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.612049][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 9 printk messages dropped ** [ 1344.613252][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.613809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.614528][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1344.615178][ T32] INFO: task kworker/0:407:5250 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.615869][ T32] r4:84926000 [ 1344.615916][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.616011][ T32] r5:84926000 r4:8291a680 [ 1344.616056][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.616161][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.616267][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1344.616400][ T32] r4:00000000 [ 1344.616459][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.616562][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.616674][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.616792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85504d00 [ 1344.616851][ T32] r4:00000000 [ 1344.616897][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.616999][ T32] r9:83018005 r8:84926000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1344.617050][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.617147][ T32] r5:00001000 r4:eb8a9000 [ 1344.617192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.617278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.617389][ T32] r5:85571f8c r4:85571c00 [ 1344.617475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.617592][ T32] r7:dddced80 r6:83018000 r5:85571f8c r4:854b4700 [ 1344.617643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.617754][ T32] r10:61c88647 r9:84926000 r8:854b472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.617810][ T32] r4:854b4700 [ 1344.617856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.617960][ T32] r10:00000000 r9:854b4700 r8:80287e08 r7:eb819e60 r6:854b4880 r5:84926000 [ 1344.618010][ T32] r4:00000001 [ 1344.618075][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.618164][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1344.618226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.618295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.618382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.618476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.618556][ T32] r4:854b6b40 [ 1344.619127][ T32] INFO: task kworker/0:407:5250 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.619231][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.619384][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.619501][ T32] Call trace: [ 1344.619575][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.619693][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.619748][ T32] r4:00000000 [ 1344.619792][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.619887][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.619958][ T32] 9d20: 9ac16000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.620044][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.620124][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.620201][ T32] r5:800d0113 r4:80239bb0 [ 1344.620285][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.620389][ T32] r4:82ac21e4 [ 1344.620450][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.620564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.620617][ T32] r4:e0029dc0 [ 1344.620686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.620792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.620862][ T32] r4:00000000 [ 1344.620924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.621034][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.621083][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.621243][ T32] r5:00001000 r4:dfe13000 [ 1344.621297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.621393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.622059][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1344.644981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.645497][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.646155][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1344.646685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e300 ** 6 printk messages dropped ** [ 1344.647223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.647452][ T32] r7:ddde2d80 r6:83018200 r5:855bd38c r4:854a7980 ** 1 printk messages dropped ** [ 1344.647621][ T32] r10:61c88647 r9:84920000 r8:854a79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.647674][ T32] r4:854a7980 [ 1344.647739][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.647843][ T32] r10:00000000 r9:854a7980 r8:80287e08 r7:eb845e60 r6:854b4780 r5:84920000 [ 1344.647889][ T32] r4:00000001 [ 1344.647933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.648013][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1344.648068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.648126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.648181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.648263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.648349][ T32] r4:854afb40 [ 1344.648974][ T32] INFO: task kworker/1:652:5253 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.649080][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.649210][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.649295][ T32] Call trace: [ 1344.649352][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.649452][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.649525][ T32] r4:00000000 [ 1344.649587][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.649684][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.649750][ T32] 9d20: 9adde000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.649820][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.649920][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.649988][ T32] r5:800d0113 r4:80239bb0 [ 1344.650036][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.650129][ T32] r4:82ac21e4 [ 1344.650207][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.650353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.650454][ T32] r4:e0029dc0 [ 1344.650514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.650637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.650687][ T32] r4:00000000 [ 1344.650731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.650839][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.650907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.651021][ T32] r5:00001000 r4:dfe13000 [ 1344.651071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.651161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.651255][ T32] r5:84aebb8c r4:84aeb800 [ 1344.651319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.651432][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.651486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.651600][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.651650][ T32] r4:849a8000 [ 1344.651692][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.651826][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.651894][ T32] r4:00000001 [ 1344.651953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.652041][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.652100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.652167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.652226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.652293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.652348][ T32] r4:8462f100 [ 1344.652395][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.652443][ T32] INFO: task kworker/1:653:5254 blocked for more than 471 seconds. [ 1344.652550][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.673245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.673323][ T32] task:kworker/1:653 state:D stack:0 pid:5254 tgid:5254 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.673443][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.673560][ T32] Call trace: [ 1344.673651][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.673774][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000113 r6:eb865d8c r5:84926c00 [ 1344.673834][ T32] r4:84926c00 [ 1344.673878][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.673970][ T32] r5:84926c00 r4:8291a680 [ 1344.674020][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.674162][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.674286][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1344.674342][ T32] r4:00000000 [ 1344.674385][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.674491][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.674599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1344.674803][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1344.675302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.675395][ T32] r5:855bc38c r4:855bc000 ** 2 printk messages dropped ** [ 1344.675623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1344.675849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.676197][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) ** 3 printk messages dropped ** [ 1344.676467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1344.677396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.677953][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1344.678152][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 2 printk messages dropped ** [ 1344.678366][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.678569][ T32] r4:e0029dc0 ** 1 printk messages dropped ** [ 1344.678733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 5 printk messages dropped ** [ 1344.679154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.679732][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.680075][ T32] r4:00000001 [ 1344.680121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.680218][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.680286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.680348][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.680407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.680491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.680597][ T32] r4:8462f100 [ 1344.680692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.680781][ T32] INFO: task kworker/1:654:5256 blocked for more than 471 seconds. [ 1344.680863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.680924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.680995][ T32] task:kworker/1:654 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.681154][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.681249][ T32] Call trace: [ 1344.681368][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.681487][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:854dec00 [ 1344.681543][ T32] r4:854dec00 [ 1344.681596][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.681689][ T32] r5:854dec00 r4:8291a680 [ 1344.681734][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.681836][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.681957][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1344.682012][ T32] r4:00000000 [ 1344.682075][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.682164][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.682280][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.682389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749740 [ 1344.713007][ T32] r4:00000000 [ 1344.713134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.713272][ T32] r9:83018205 r8:854dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1344.713358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.713515][ T32] r5:00001000 r4:eb6bd000 [ 1344.713584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.713678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.713771][ T32] r5:855bc78c r4:855bc400 [ 1344.713822][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.713948][ T32] r7:ddde2d80 r6:83018200 r5:855bc78c r4:854a7a80 [ 1344.714009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.714117][ T32] r10:61c88647 r9:854dec00 r8:854a7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.714197][ T32] r4:854a7a80 [ 1344.714249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.714356][ T32] r10:00000000 r9:854a7a80 r8:80287e08 r7:eb861e60 r6:854b4900 r5:854dec00 [ 1344.714455][ T32] r4:00000001 [ 1344.714518][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.714616][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1344.714684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.714750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.714812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.714878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.714926][ T32] r4:854afd80 [ 1344.715562][ T32] INFO: task kworker/1:654:5256 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.715652][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.715815][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.715952][ T32] Call trace: [ 1344.716034][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.716148][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.716200][ T32] r4:00000000 [ 1344.716285][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.716391][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.716474][ T32] 9d20: 9b54e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.716559][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.716618][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.716691][ T32] r5:800d0113 r4:80239bb0 [ 1344.716736][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.716837][ T32] r4:82ac21e4 [ 1344.716903][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.717006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.717055][ T32] r4:e0029dc0 [ 1344.717101][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.717202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.717253][ T32] r4:00000000 [ 1344.717298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.717406][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.717478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.717591][ T32] r5:00001000 r4:dfe13000 [ 1344.717646][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.717738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.717842][ T32] r5:84aebb8c r4:84aeb800 [ 1344.717905][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.718014][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.718060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.718183][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.718290][ T32] r4:849a8000 [ 1344.718340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.718446][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.718495][ T32] r4:00000001 [ 1344.718558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.718653][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.718736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.718804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.718877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.718947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.718998][ T32] r4:8462f100 [ 1344.719072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.719134][ T32] INFO: task kworker/1:655:5258 blocked for more than 471 seconds. [ 1344.719196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.719249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.719291][ T32] task:kworker/1:655 state:D stack:0 pid:5258 tgid:5258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.719492][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.719600][ T32] Call trace: [ 1344.719665][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.719770][ T32] r10:8291a684 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:855e8c00 [ 1344.719822][ T32] r4:855e8c00 [ 1344.719868][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.719964][ T32] r5:855e8c00 r4:8291a680 [ 1344.720031][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.720135][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.720236][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1344.720286][ T32] r4:00000000 [ 1344.720326][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.720406][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1344.720586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e040 ** 1 printk messages dropped ** [ 1344.720744][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.720846][ T32] r9:83018205 r8:855e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1344.720895][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.721044][ T32] r5:00001000 r4:eb6d3000 [ 1344.721118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.721226][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.721324][ T32] r5:855bcb8c r4:855bc800 [ 1344.721368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.721488][ T32] r7:ddde2d80 r6:83018200 r5:855bcb8c r4:854a7a00 [ 1344.721556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.721676][ T32] r10:61c88647 r9:855e8c00 r8:854a7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.721738][ T32] r4:854a7a00 [ 1344.721781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.721884][ T32] r10:00000000 r9:854a7a00 r8:80287e08 r7:eb861e60 r6:854b4980 r5:855e8c00 [ 1344.721962][ T32] r4:00000001 [ 1344.722014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.722129][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1344.722203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.722267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.722327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.722394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.749229][ T32] r4:8548e000 [ 1344.749902][ T32] INFO: task kworker/1:655:5258 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.749992][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.750127][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.750296][ T32] Call trace: [ 1344.750376][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.750497][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.750556][ T32] r4:00000000 [ 1344.750604][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.750698][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.750808][ T32] 9d20: 9b9ab000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.750885][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.750959][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.751019][ T32] r5:800d0113 r4:80239bb0 [ 1344.751064][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.751220][ T32] r4:82ac21e4 [ 1344.751304][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.751438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.751494][ T32] r4:e0029dc0 [ 1344.751554][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.751675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.751739][ T32] r4:00000000 [ 1344.751783][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.751893][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.751959][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.752061][ T32] r5:00001000 r4:dfe13000 [ 1344.752134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.752229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.752329][ T32] r5:84aebb8c r4:84aeb800 [ 1344.752381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.759889][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.759977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.760105][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.760157][ T32] r4:849a8000 [ 1344.760202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.760307][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.760355][ T32] r4:00000001 [ 1344.760433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.760521][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.760592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.760689][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.760752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.760884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.760948][ T32] r4:8462f100 [ 1344.761022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.761121][ T32] INFO: task kworker/1:656:5260 blocked for more than 471 seconds. [ 1344.761195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.761262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.761318][ T32] task:kworker/1:656 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.761416][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.761503][ T32] Call trace: [ 1344.761571][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.761675][ T32] r10:8291a684 r9:eb881d84 r8:00000002 r7:60000113 r6:eb881d8c r5:855e9800 [ 1344.761736][ T32] r4:855e9800 [ 1344.761816][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.761919][ T32] r5:855e9800 r4:8291a680 [ 1344.761964][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.762045][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.762136][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb881e08 [ 1344.762182][ T32] r4:00000000 [ 1344.762251][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.762333][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.762524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.773185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e180 [ 1344.773253][ T32] r4:00000000 [ 1344.773382][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.773517][ T32] r9:83018205 r8:855e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1344.773587][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.773689][ T32] r5:00001000 r4:eb6e5000 [ 1344.773734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.773845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.773964][ T32] r5:855bcf8c r4:855bcc00 [ 1344.774016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.774135][ T32] r7:ddde2d80 r6:83018200 r5:855bcf8c r4:854a7b00 [ 1344.774198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.774302][ T32] r10:61c88647 r9:855e9800 r8:854a7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.774364][ T32] r4:854a7b00 [ 1344.774409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.774531][ T32] r10:00000000 r9:854a7b00 r8:80287e08 r7:eb861e60 r6:854b4a00 r5:855e9800 [ 1344.774593][ T32] r4:00000001 [ 1344.774639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.774723][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) [ 1344.774804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.774878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.774941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.775008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.775060][ T32] r4:8548e280 [ 1344.775683][ T32] INFO: task kworker/1:656:5260 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.775769][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.775986][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.776084][ T32] Call trace: [ 1344.776156][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.776270][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.776323][ T32] r4:00000000 [ 1344.776366][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.776450][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.776513][ T32] 9d20: 9baa7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.776607][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.776691][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.776744][ T32] r5:800d0113 r4:80239bb0 [ 1344.776786][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.776995][ T32] r4:82ac21e4 [ 1344.777063][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.777163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.777212][ T32] r4:e0029dc0 [ 1344.777278][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.777384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.777452][ T32] r4:00000000 [ 1344.777504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.777671][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.777739][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.777839][ T32] r5:00001000 r4:dfe13000 [ 1344.777947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.778065][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.778164][ T32] r5:84aebb8c r4:84aeb800 [ 1344.778212][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.778315][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.778472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.778621][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.778678][ T32] r4:849a8000 [ 1344.778735][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.778851][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.778913][ T32] r4:00000001 [ 1344.778956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.779037][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.779125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.779194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.779279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.779351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.779414][ T32] r4:8462f100 [ 1344.779462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.779551][ T32] INFO: task kworker/1:657:5262 blocked for more than 471 seconds. [ 1344.779638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.779699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.779744][ T32] task:kworker/1:657 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.779841][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.779935][ T32] Call trace: [ 1344.780027][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.780137][ T32] r10:8291a684 r9:eb889d84 r8:00000002 r7:60000013 r6:eb889d8c r5:855e8000 [ 1344.780203][ T32] r4:855e8000 [ 1344.780262][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.780367][ T32] r5:855e8000 r4:8291a680 [ 1344.780417][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.780518][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.780656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1344.780738][ T32] r4:00000000 [ 1344.780789][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.780876][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.781381][ T32] r5:00001000 r4:eb8b3000 ** 2 printk messages dropped ** [ 1344.781614][ T32] r5:855bdf8c r4:855bdc00 ** 3 printk messages dropped ** [ 1344.781982][ T32] r10:61c88647 r9:855e8000 r8:854a7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1344.804441][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.805444][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.806505][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.806874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 10 printk messages dropped ** [ 1344.807704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.808338][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.809145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.809733][ T32] r5:855ebc00 r4:8291a680 ** 3 printk messages dropped ** [ 1344.810160][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.810358][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.810450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e440 [ 1344.810504][ T32] r4:00000000 [ 1344.810562][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.810760][ T32] r9:83018205 r8:855ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1344.810820][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.810914][ T32] r5:00001000 r4:eb891000 [ 1344.810959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.811058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.811183][ T32] r5:855bd78c r4:855bd400 [ 1344.811235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.811335][ T32] r7:ddde2d80 r6:83018200 r5:855bd78c r4:854a7b80 [ 1344.811385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.811489][ T32] r10:61c88647 r9:855ebc00 r8:854a7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.811572][ T32] r4:854a7b80 [ 1344.811627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.811727][ T32] r10:00000000 r9:854a7b80 r8:80287e08 r7:eb889e60 r6:854b4b00 r5:855ebc00 [ 1344.811777][ T32] r4:00000001 [ 1344.811824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.811909][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1344.811969][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.812031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.812089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.812249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.812310][ T32] r4:8548e2c0 [ 1344.833909][ T32] INFO: task kworker/1:658:5264 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.834055][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.834200][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.834306][ T32] Call trace: [ 1344.834368][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.834499][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.834590][ T32] r4:00000000 [ 1344.834649][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.834740][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.834803][ T32] 9d20: 9c0e2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.834865][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.834917][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.834984][ T32] r5:800d0113 r4:80239bb0 [ 1344.835033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.835141][ T32] r4:82ac21e4 [ 1344.835217][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.835312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.835356][ T32] r4:e0029dc0 [ 1344.835395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.835504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.835560][ T32] r4:00000000 [ 1344.835601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.835698][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.835753][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.835845][ T32] r5:00001000 r4:dfe13000 [ 1344.835901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.835986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.836070][ T32] r5:84aebb8c r4:84aeb800 [ 1344.836135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.836236][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.836279][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.836373][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.836430][ T32] r4:849a8000 [ 1344.836474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.836577][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.836654][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.836986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.837582][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.838259][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.838925][ T32] r9:83018205 r8:855ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1344.839268][ T32] r5:855bdb8c r4:855bd800 ** 3 printk messages dropped ** [ 1344.839655][ T32] r10:61c88647 r9:855ec800 r8:854a7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.840475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.841498][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.841838][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1344.842222][ T32] r4:e0029dc0 ** 7 printk messages dropped ** [ 1344.871441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1344.872427][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 5 printk messages dropped ** [ 1344.886519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.887404][ T32] r4:855eb000 ** 4 printk messages dropped ** [ 1344.887801][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 ** 7 printk messages dropped ** [ 1344.888310][ T32] r9:83018005 r8:855eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1344.888709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.889246][ T32] r4:00000001 [ 1344.889312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.889393][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1344.889447][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.889527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.889602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.889672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.889736][ T32] r4:85504cc0 [ 1344.890439][ T32] INFO: task kworker/0:408:5269 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.890529][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.890716][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.890830][ T32] Call trace: [ 1344.890931][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.891071][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.891129][ T32] r4:00000000 [ 1344.891174][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.891273][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1344.891338][ T32] 9d20: 9c6e2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1344.891411][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.891469][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.891554][ T32] r5:800d0113 r4:80239bb0 [ 1344.891621][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.891714][ T32] r4:82ac21e4 [ 1344.891760][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.891874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.891955][ T32] r4:e0029dc0 [ 1344.892040][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.892146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.892200][ T32] r4:00000000 [ 1344.892241][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.892360][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.892420][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.907046][ T32] r5:00001000 r4:dfe13000 [ 1344.907122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.907260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.907381][ T32] r5:84aebb8c r4:84aeb800 [ 1344.907429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.907552][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.907634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.907747][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.907794][ T32] r4:849a8000 [ 1344.907835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.907935][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.908000][ T32] r4:00000001 [ 1344.908050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.908143][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.908219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.908283][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.908342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.908409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.908457][ T32] r4:8462f100 [ 1344.908507][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.908590][ T32] INFO: task kworker/1:660:5271 blocked for more than 471 seconds. [ 1344.908684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.908751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.908799][ T32] task:kworker/1:660 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.908917][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.909034][ T32] Call trace: [ 1344.909141][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.909259][ T32] r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000013 r6:eb8bdd8c r5:855ed400 [ 1344.909328][ T32] r4:855ed400 [ 1344.909632][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.909753][ T32] r5:855ed400 r4:8291a680 [ 1344.909814][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.909921][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.910024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1344.910073][ T32] r4:00000000 [ 1344.910132][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.910346][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.910483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.910607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e9c0 [ 1344.910668][ T32] r4:00000000 [ 1344.910714][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.910822][ T32] r9:83018205 r8:855ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1344.910887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.910987][ T32] r5:00001000 r4:eb8cb000 [ 1344.911048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.911138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.911237][ T32] r5:855be78c r4:855be400 [ 1344.911281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.911376][ T32] r7:ddde2d80 r6:83018200 r5:855be78c r4:854a7d80 [ 1344.911421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.911526][ T32] r10:61c88647 r9:855ed400 r8:854a7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1344.911810][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.912171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.931759][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.932350][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1344.947955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1344.948778][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 7 printk messages dropped ** [ 1344.949367][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 3 printk messages dropped ** [ 1344.949683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1344.950526][ T32] r10:8291a684 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:855eec00 ** 6 printk messages dropped ** [ 1344.951213][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.951513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548e880 ** 7 printk messages dropped ** [ 1344.952063][ T32] r5:855be38c r4:855be000 ** 3 printk messages dropped ** [ 1344.952328][ T32] r10:61c88647 r9:855eec00 r8:854a7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.963945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.965347][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.965939][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1344.965995][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1344.966049][ T32] r5:800d0113 r4:80239bb0 [ 1344.966119][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.966231][ T32] r4:82ac21e4 [ 1344.966292][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.966392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1344.966444][ T32] r4:e0029dc0 [ 1344.966503][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.966641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1344.966746][ T32] r4:00000000 [ 1344.966821][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.966949][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1344.967014][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.967115][ T32] r5:00001000 r4:dfe13000 [ 1344.967180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.967273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.967365][ T32] r5:84aebb8c r4:84aeb800 [ 1344.967412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.967526][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1344.967583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.967685][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.967760][ T32] r4:849a8000 [ 1344.967811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.967921][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1344.967976][ T32] r4:00000001 [ 1344.968020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.968099][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1344.968174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.968244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.968334][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.968413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.968465][ T32] r4:8462f100 [ 1344.968508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.968578][ T32] INFO: task kworker/1:662:5275 blocked for more than 471 seconds. [ 1344.968677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.968778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.968861][ T32] task:kworker/1:662 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.968990][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.969082][ T32] Call trace: [ 1344.969152][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1344.969261][ T32] r10:8291a684 r9:eb8ddd84 r8:00000002 r7:60000113 r6:eb8ddd8c r5:855ee000 [ 1344.969311][ T32] r4:855ee000 [ 1344.969358][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1344.969453][ T32] r5:855ee000 r4:8291a680 [ 1344.969539][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.969643][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.969797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1344.969855][ T32] r4:00000000 [ 1344.969897][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1344.969979][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1344.970058][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1344.970154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548ec40 [ 1344.970265][ T32] r4:00000000 [ 1344.970319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.970448][ T32] r9:83018205 r8:855ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1344.970527][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.970650][ T32] r5:00001000 r4:eb8e3000 [ 1344.970710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.970813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.970913][ T32] r5:855bef8c r4:855bec00 [ 1344.970966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.971062][ T32] r7:ddde2d80 r6:83018200 r5:855bef8c r4:854a7e80 [ 1344.971128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.971251][ T32] r10:61c88647 r9:855ee000 r8:854a7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.971303][ T32] r4:854a7e80 [ 1344.971351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.971470][ T32] r10:00000000 r9:854a7e80 r8:80287e08 r7:eb8bde60 r6:854b4e00 r5:855ee000 [ 1344.971524][ T32] r4:00000001 [ 1344.971575][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.971669][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1344.971736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.971829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.971896][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.971974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.972042][ T32] r4:8548e900 [ 1344.972613][ T32] INFO: task kworker/1:662:5275 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1344.993271][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.993495][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.993700][ T32] Call trace: [ 1344.993776][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1344.993904][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1344.993986][ T32] r4:00000000 [ 1344.994051][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1344.994405][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1344.994793][ T32] r4:e0029dc0 ** 11 printk messages dropped ** [ 1344.995765][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 7 printk messages dropped ** [ 1344.996364][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 5 printk messages dropped ** [ 1344.996770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1344.997597][ T32] r4:8540e000 ** 4 printk messages dropped ** [ 1344.997970][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 ** 4 printk messages dropped ** [ 1344.998347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548ea40 [ 1344.998420][ T32] r4:00000000 [ 1344.998521][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1344.998631][ T32] r9:83018205 r8:8540e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1344.998714][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.998813][ T32] r5:00001000 r4:eb8d1000 [ 1344.998856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.998934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.999016][ T32] r5:855beb8c r4:855be800 [ 1344.999055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.999146][ T32] r7:ddde2d80 r6:83018200 r5:855beb8c r4:854a7700 [ 1344.999208][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.999308][ T32] r10:61c88647 r9:8540e000 r8:854a772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.999352][ T32] r4:854a7700 [ 1344.999411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.999509][ T32] r10:00000000 r9:854a7700 r8:80287e08 r7:eb8dde60 r6:854a7f00 r5:8540e000 [ 1344.999568][ T32] r4:00000001 [ 1344.999651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.999741][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) [ 1344.999827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.999906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.999974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.000085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.000149][ T32] r4:8548e900 [ 1345.000844][ T32] INFO: task kworker/1:663:5276 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.000945][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.001164][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.001266][ T32] Call trace: [ 1345.001366][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.001490][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.001542][ T32] r4:00000000 [ 1345.001635][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.001732][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.001799][ T32] 9d20: 9cf65000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.001867][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.001964][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.002083][ T32] r5:800d0113 r4:80239bb0 [ 1345.002138][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.002233][ T32] r4:82ac21e4 [ 1345.002280][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.002372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.002444][ T32] r4:e0029dc0 [ 1345.036201][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.036370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.036422][ T32] r4:00000000 [ 1345.036465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.036573][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.036618][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.036753][ T32] r5:00001000 r4:dfe13000 [ 1345.036800][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.036884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.036968][ T32] r5:84aebb8c r4:84aeb800 [ 1345.037019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.037115][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.037156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.037273][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.037933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.038329][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.038551][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.038936][ T32] r4:85408c00 ** 2 printk messages dropped ** [ 1345.039150][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.039495][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1345.039733][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.039961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.040336][ T32] r5:85572b8c r4:85572800 [ 1345.040406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.040697][ T32] r10:61c88647 r9:85408c00 r8:8543b02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.040941][ T32] r10:00000000 r9:8543b000 r8:80287e08 r7:eb849e60 r6:8548a000 r5:85408c00 ** 3 printk messages dropped ** [ 1345.041242][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.041525][ T32] r4:8547f880 ** 1 printk messages dropped ** [ 1345.042265][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.057394][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1345.057568][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 3 printk messages dropped ** [ 1345.057872][ T32] r4:82ac21e4 [ 1345.057930][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.058028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.058098][ T32] r4:e0029dc0 [ 1345.058149][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.058266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.058341][ T32] r4:00000000 [ 1345.058392][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.058497][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.058553][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.058680][ T32] r5:00001000 r4:dfe13000 [ 1345.058744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.058835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.058944][ T32] r5:84aebb8c r4:84aeb800 [ 1345.058998][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.059105][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.059169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.059288][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.059337][ T32] r4:849a8000 [ 1345.059383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.059486][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.059540][ T32] r4:00000001 [ 1345.059613][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.059701][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.059768][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.059837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.059900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.059966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.060030][ T32] r4:8462f100 [ 1345.060084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.060151][ T32] INFO: task kworker/1:664:5284 blocked for more than 471 seconds. [ 1345.060248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.060332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.060388][ T32] task:kworker/1:664 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.060496][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.060656][ T32] Call trace: [ 1345.060777][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.060891][ T32] r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000013 r6:eb8edd8c r5:8540ec00 [ 1345.060955][ T32] r4:8540ec00 [ 1345.060998][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.061094][ T32] r5:8540ec00 r4:8291a680 [ 1345.061142][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.061236][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.061334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1345.061386][ T32] r4:00000000 [ 1345.061449][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.061538][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.061626][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.061721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548ecc0 [ 1345.061843][ T32] r4:00000000 [ 1345.061899][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.062024][ T32] r9:83018205 r8:8540ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1345.062113][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.062216][ T32] r5:00001000 r4:e008b000 [ 1345.062264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.062352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.079997][ T32] r5:855bf38c r4:855bf000 [ 1345.080115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.080252][ T32] r7:ddde2d80 r6:83018200 r5:855bf38c r4:8548a180 [ 1345.080304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.080414][ T32] r10:61c88647 r9:8540ec00 r8:8548a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.080467][ T32] r4:8548a180 [ 1345.080530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.080665][ T32] r10:00000000 r9:8548a180 r8:80287e08 r7:eb8dde60 r6:8548a080 r5:8540ec00 [ 1345.080745][ T32] r4:00000001 [ 1345.080810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.080896][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1345.080976][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.081045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.081120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.081198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.081264][ T32] r4:8548edc0 [ 1345.081939][ T32] INFO: task kworker/1:664:5284 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.082017][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.082151][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.082244][ T32] Call trace: [ 1345.082334][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.082470][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.096078][ T32] r4:00000000 [ 1345.096188][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.096311][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.096381][ T32] 9d20: 9da2f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.096456][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.096519][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.096654][ T32] r5:800d0113 r4:80239bb0 [ 1345.096724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.096834][ T32] r4:82ac21e4 [ 1345.096908][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.097016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.097078][ T32] r4:e0029dc0 [ 1345.097122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.097250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.097332][ T32] r4:00000000 [ 1345.097385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.097493][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.097559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.097668][ T32] r5:00001000 r4:dfe13000 [ 1345.097742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.097839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.097938][ T32] r5:84aebb8c r4:84aeb800 [ 1345.098022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.098176][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.098235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.098342][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.098398][ T32] r4:849a8000 [ 1345.098457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.098577][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.098653][ T32] r4:00000001 [ 1345.098725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.098849][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.098924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.098988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.099066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.099137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.099188][ T32] r4:8462f100 [ 1345.099241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.099300][ T32] INFO: task kworker/1:665:5285 blocked for more than 471 seconds. [ 1345.099371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.099427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.099488][ T32] task:kworker/1:665 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.099642][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.099760][ T32] Call trace: [ 1345.099836][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.099963][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:85406000 [ 1345.100032][ T32] r4:85406000 [ 1345.100076][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.100171][ T32] r5:85406000 r4:8291a680 [ 1345.100215][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.100323][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.100428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1345.100499][ T32] r4:00000000 [ 1345.100590][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.100703][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.100791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.100886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aa100 [ 1345.100934][ T32] r4:00000000 [ 1345.100978][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.101076][ T32] r9:83018205 r8:85406000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.101123][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.101210][ T32] r5:00001000 r4:eb4f9000 [ 1345.101265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.101348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.101439][ T32] r5:855bff8c r4:855bfc00 [ 1345.101515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.101626][ T32] r7:ddde2d80 r6:83018200 r5:855bff8c r4:8548a100 [ 1345.101682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.101786][ T32] r10:61c88647 r9:85406000 r8:8548a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.101861][ T32] r4:8548a100 [ 1345.101916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.102018][ T32] r10:00000000 r9:8548a100 r8:80287e08 r7:eb8ede60 r6:8548a200 r5:85406000 [ 1345.102084][ T32] r4:00000001 [ 1345.102134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.102233][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1345.102302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.102371][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.116881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.117025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.117097][ T32] r4:8548edc0 [ 1345.117770][ T32] INFO: task kworker/1:665:5285 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.117860][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.118028][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.118156][ T32] Call trace: [ 1345.118226][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.118342][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.118398][ T32] r4:00000000 [ 1345.118452][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.118542][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.118620][ T32] 9d20: 9db4d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.118685][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.118743][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.118815][ T32] r5:800d0113 r4:80239bb0 [ 1345.118870][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.118964][ T32] r4:82ac21e4 [ 1345.119009][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.119103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.119165][ T32] r4:e0029dc0 [ 1345.119207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.119328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.119384][ T32] r4:00000000 [ 1345.119427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.119552][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.119611][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.119709][ T32] r5:00001000 r4:dfe13000 [ 1345.119755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.119882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.120022][ T32] r5:84aebb8c r4:84aeb800 [ 1345.120076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.120226][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.120283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.120390][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.120462][ T32] r4:849a8000 [ 1345.120513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.120653][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.120708][ T32] r4:00000001 [ 1345.120750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.120836][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.120899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.120963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.121027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.121094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.121194][ T32] r4:8462f100 [ 1345.121256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.121329][ T32] INFO: task kworker/0:410:5286 blocked for more than 471 seconds. [ 1345.121395][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.121467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.121530][ T32] task:kworker/0:410 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.121639][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.121780][ T32] Call trace: [ 1345.121860][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.121968][ T32] r10:8291a684 r9:eb8f5d84 r8:00000002 r7:60000013 r6:eb8f5d8c r5:85410000 [ 1345.122023][ T32] r4:85410000 [ 1345.122073][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.122167][ T32] r5:85410000 r4:8291a680 [ 1345.122213][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.122299][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.122393][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1345.122559][ T32] r4:00000000 [ 1345.139798][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.139930][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.140021][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.140117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547fb40 [ 1345.140191][ T32] r4:00000000 [ 1345.140266][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.140418][ T32] r9:83018005 r8:85410000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1345.140479][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.140613][ T32] r5:00001000 r4:eafcf000 [ 1345.140682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.140774][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.140926][ T32] r5:8557338c r4:85573000 [ 1345.140993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.141111][ T32] r7:dddced80 r6:83018000 r5:8557338c r4:8543b100 [ 1345.141177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.141295][ T32] r10:61c88647 r9:85410000 r8:8543b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.141347][ T32] r4:8543b100 [ 1345.141391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.141514][ T32] r10:00000000 r9:8543b100 r8:80287e08 r7:eb849e60 r6:8548a280 r5:85410000 [ 1345.141588][ T32] r4:00000001 [ 1345.141643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.141744][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1345.141816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.141884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.141946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.142020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.142071][ T32] r4:8547f840 [ 1345.156292][ T32] INFO: task kworker/0:410:5286 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.156422][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.156575][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.156716][ T32] Call trace: [ 1345.156795][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.156928][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.156987][ T32] r4:00000000 [ 1345.157036][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.157123][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.157188][ T32] 9d20: 9dfea000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.157274][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.157347][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.157403][ T32] r5:800d0113 r4:80239bb0 [ 1345.157476][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.157599][ T32] r4:82ac21e4 [ 1345.157673][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.157775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.157842][ T32] r4:e0029dc0 [ 1345.157888][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.157986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.158040][ T32] r4:00000000 [ 1345.158086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.158188][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.158276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.158402][ T32] r5:00001000 r4:dfe13000 [ 1345.158454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.158622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.158727][ T32] r5:84aebb8c r4:84aeb800 [ 1345.158785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.158892][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.158941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.159043][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.159092][ T32] r4:849a8000 [ 1345.159143][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.159254][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.159307][ T32] r4:00000001 [ 1345.159353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.159438][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.159501][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.159575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.159642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.159708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.159772][ T32] r4:8462f100 [ 1345.159829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.159884][ T32] INFO: task kworker/0:411:5289 blocked for more than 471 seconds. [ 1345.159970][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.160029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.160076][ T32] task:kworker/0:411 state:D stack:0 pid:5289 tgid:5289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.160176][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.160261][ T32] Call trace: [ 1345.160362][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.160467][ T32] r10:8291a684 r9:eb8f9d84 r8:00000002 r7:60000013 r6:eb8f9d8c r5:85410c00 [ 1345.160517][ T32] r4:85410c00 [ 1345.160569][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.160686][ T32] r5:85410c00 r4:8291a680 [ 1345.160733][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.160850][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.160961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f9e08 [ 1345.161012][ T32] r4:00000000 [ 1345.161054][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.161138][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.161230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.161322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547f380 [ 1345.161372][ T32] r4:00000000 [ 1345.161421][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.161523][ T32] r9:83018005 r8:85410c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1345.161595][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.161694][ T32] r5:00001000 r4:eb1f1000 [ 1345.161750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.161838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.161937][ T32] r5:8478eb8c r4:8478e800 [ 1345.162008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.162135][ T32] r7:dddced80 r6:83018000 r5:8478eb8c r4:8543b180 [ 1345.162189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.162294][ T32] r10:61c88647 r9:85410c00 r8:8543b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.162372][ T32] r4:8543b180 [ 1345.162484][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.180059][ T32] r10:00000000 r9:8543b180 r8:80287e08 r7:eb8f5e60 r6:8548a380 r5:85410c00 [ 1345.180130][ T32] r4:00000001 [ 1345.180177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.180306][ T32] Exception stack(0xeb8f9fb0 to 0xeb8f9ff8) [ 1345.180386][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.180453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.180518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.180597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.180670][ T32] r4:8547fac0 [ 1345.181335][ T32] INFO: task kworker/0:411:5289 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.181436][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.181661][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.181769][ T32] Call trace: [ 1345.181839][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.181953][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.182010][ T32] r4:00000000 [ 1345.182091][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.182257][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.182351][ T32] 9d20: 9e0c3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.182442][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.197211][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.197334][ T32] r5:800d0113 r4:80239bb0 [ 1345.197413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.197536][ T32] r4:82ac21e4 [ 1345.197606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.197713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.197768][ T32] r4:e0029dc0 [ 1345.197811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.197912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.197962][ T32] r4:00000000 [ 1345.198008][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.198120][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.198169][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.198270][ T32] r5:00001000 r4:dfe13000 [ 1345.198317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.198404][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.198539][ T32] r5:84aebb8c r4:84aeb800 [ 1345.198604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.198726][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.198788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.198922][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.198981][ T32] r4:849a8000 [ 1345.199052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.199175][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.199230][ T32] r4:00000001 [ 1345.199272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.199356][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.199422][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.199512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.199588][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.199670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.199726][ T32] r4:8462f100 [ 1345.199793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.199904][ T32] INFO: task kworker/1:666:5290 blocked for more than 471 seconds. [ 1345.199990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.200095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.200169][ T32] task:kworker/1:666 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.200315][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.200419][ T32] Call trace: [ 1345.200489][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.200612][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85411800 [ 1345.200686][ T32] r4:85411800 [ 1345.200730][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.200828][ T32] r5:85411800 r4:8291a680 [ 1345.200877][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.200968][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.201069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1345.201127][ T32] r4:00000000 [ 1345.201171][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.201252][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.201350][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.201461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854aa080 [ 1345.201512][ T32] r4:00000000 [ 1345.201565][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.201675][ T32] r9:83018205 r8:85411800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1345.201734][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.201848][ T32] r5:00001000 r4:eb4cd000 [ 1345.201912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.202005][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.202129][ T32] r5:855bfb8c r4:855bf800 [ 1345.202187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.202289][ T32] r7:ddde2d80 r6:83018200 r5:855bfb8c r4:8548a300 [ 1345.202336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.213052][ T32] r10:61c88647 r9:85411800 r8:8548a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.213171][ T32] r4:8548a300 [ 1345.213229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.213361][ T32] r10:00000000 r9:8548a300 r8:80287e08 r7:eb8f1e60 r6:8548a400 r5:85411800 [ 1345.213418][ T32] r4:00000001 [ 1345.213465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.213616][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1345.213697][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.213763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.213839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.213912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.213961][ T32] r4:84749780 [ 1345.214627][ T32] INFO: task kworker/1:666:5290 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.214713][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.214846][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.214944][ T32] Call trace: [ 1345.215099][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.215229][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.215286][ T32] r4:00000000 [ 1345.215333][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.215432][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.215553][ T32] 9d20: 9e48d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.215637][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.215694][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.215745][ T32] r5:800d0113 r4:80239bb0 [ 1345.215813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.215921][ T32] r4:82ac21e4 [ 1345.215980][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.216107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.216188][ T32] r4:e0029dc0 [ 1345.216236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.216334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.216396][ T32] r4:00000000 [ 1345.216442][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.216566][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.216615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.216732][ T32] r5:00001000 r4:dfe13000 [ 1345.216777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.216868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.217189][ T32] r5:84aebb8c r4:84aeb800 [ 1345.217251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.217388][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.217452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.217565][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.217627][ T32] r4:849a8000 [ 1345.217686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.217798][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.217867][ T32] r4:00000001 [ 1345.217970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.218060][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.218151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.218223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.218286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.218349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.218429][ T32] r4:8462f100 [ 1345.218482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.218539][ T32] INFO: task kworker/0:412:5291 blocked for more than 471 seconds. [ 1345.218617][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.218719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.218771][ T32] task:kworker/0:412 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.218869][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.218955][ T32] Call trace: [ 1345.219022][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.219151][ T32] r10:8291a684 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:85412400 [ 1345.219235][ T32] r4:85412400 [ 1345.219300][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.219412][ T32] r5:85412400 r4:8291a680 [ 1345.219480][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.219592][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.219714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1345.219781][ T32] r4:00000000 [ 1345.219833][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.219914][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.219993][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.220138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547fd00 [ 1345.220219][ T32] r4:00000000 [ 1345.220271][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.220389][ T32] r9:83018005 r8:85412400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1345.220460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.220576][ T32] r5:00001000 r4:eb039000 [ 1345.220639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.220731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.220846][ T32] r5:8557378c r4:85573400 [ 1345.220906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.221018][ T32] r7:dddced80 r6:83018000 r5:8557378c r4:8543b200 [ 1345.221066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.221170][ T32] r10:61c88647 r9:85412400 r8:8543b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.221221][ T32] r4:8543b200 [ 1345.221264][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.221384][ T32] r10:00000000 r9:8543b200 r8:80287e08 r7:eb8f9e60 r6:8548a480 r5:85412400 [ 1345.221466][ T32] r4:00000001 [ 1345.221526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.221637][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1345.221701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.221768][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.221887][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.221988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.222049][ T32] r4:8547fac0 [ 1345.222433][ T32] INFO: task kworker/0:412:5291 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.246687][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.246894][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.247016][ T32] Call trace: [ 1345.247115][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.247235][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.247288][ T32] r4:00000000 [ 1345.247355][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.247465][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.247556][ T32] 9d20: 9e74c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.247633][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.247690][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.247746][ T32] r5:800d0113 r4:80239bb0 [ 1345.247792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.247887][ T32] r4:82ac21e4 [ 1345.247931][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.248048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.248122][ T32] r4:e0029dc0 [ 1345.248171][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.248275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.248326][ T32] r4:00000000 [ 1345.248371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.248476][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.248529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.248659][ T32] r5:00001000 r4:dfe13000 [ 1345.248709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.248820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.248926][ T32] r5:84aebb8c r4:84aeb800 [ 1345.248975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.249084][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.249134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.249239][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.249287][ T32] r4:849a8000 [ 1345.249330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.249437][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.249486][ T32] r4:00000001 [ 1345.249559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.249660][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.249724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.249792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.249871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.249945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.249997][ T32] r4:8462f100 [ 1345.250046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.250143][ T32] INFO: task kworker/0:413:5293 blocked for more than 471 seconds. [ 1345.250225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.250276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.250322][ T32] task:kworker/0:413 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.250438][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.250566][ T32] Call trace: [ 1345.250648][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.250762][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000113 r6:eb905d8c r5:85413000 [ 1345.250811][ T32] r4:85413000 [ 1345.250853][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.250962][ T32] r5:85413000 r4:8291a680 [ 1345.251012][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.251103][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.251196][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1345.251261][ T32] r4:00000000 [ 1345.251317][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.251399][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.251599][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.251718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547fe40 [ 1345.251788][ T32] r4:00000000 [ 1345.251850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.251953][ T32] r9:83018005 r8:85413000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1345.252003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.252092][ T32] r5:00001000 r4:eb083000 [ 1345.252141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.252228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.252321][ T32] r5:85573b8c r4:85573800 [ 1345.252368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.271297][ T32] r7:dddced80 r6:83018000 r5:85573b8c r4:8543b280 [ 1345.271399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.271488][ T32] r10:61c88647 r9:85413000 r8:8543b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.271515][ T32] r4:8543b280 [ 1345.271536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.271620][ T32] r10:00000000 r9:8543b280 r8:80287e08 r7:eb8f9e60 r6:8548a500 r5:85413000 [ 1345.271649][ T32] r4:00000001 [ 1345.271671][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.271713][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1345.271745][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.271777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.271806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.271837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.271884][ T32] r4:8547fa80 [ 1345.272268][ T32] INFO: task kworker/0:413:5293 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.272306][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.272416][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.277067][ T32] Call trace: [ 1345.277107][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.277201][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.277278][ T32] r4:00000000 [ 1345.277303][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.277352][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.277385][ T32] 9d20: 9eabe000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.277422][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.277475][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.277510][ T32] r5:800d0113 r4:80239bb0 [ 1345.277549][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.277601][ T32] r4:82ac21e4 [ 1345.277622][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.277674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.277699][ T32] r4:e0029dc0 [ 1345.277720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.277768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.277791][ T32] r4:00000000 [ 1345.277811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.277861][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.277917][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.277985][ T32] r5:00001000 r4:dfe13000 [ 1345.278009][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.278053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.278103][ T32] r5:84aebb8c r4:84aeb800 [ 1345.278126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.278178][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.278200][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.278251][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.278275][ T32] r4:849a8000 [ 1345.278295][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.278345][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.278402][ T32] r4:00000001 [ 1345.278429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.278516][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.278600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.278660][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.278717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.278752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.278776][ T32] r4:8462f100 [ 1345.278846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.278891][ T32] INFO: task kworker/0:414:5296 blocked for more than 471 seconds. [ 1345.278952][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.278982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.279028][ T32] task:kworker/0:414 state:D stack:0 pid:5296 tgid:5296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.279086][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.279157][ T32] Call trace: [ 1345.279189][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.279241][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:85415400 [ 1345.279265][ T32] r4:85415400 [ 1345.279308][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.279360][ T32] r5:85415400 r4:8291a680 [ 1345.279427][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.279476][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.279596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1345.279624][ T32] r4:00000000 [ 1345.279645][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.279683][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.279720][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.279765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547ff40 [ 1345.279788][ T32] r4:00000000 [ 1345.279832][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.279909][ T32] r9:83018005 r8:85415400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.279936][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.279984][ T32] r5:00001000 r4:eb197000 [ 1345.280005][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.280046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.280207][ T32] r5:85573f8c r4:85573c00 [ 1345.280232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.280331][ T32] r7:dddced80 r6:83018000 r5:85573f8c r4:8543b380 [ 1345.280357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.280458][ T32] r10:61c88647 r9:85415400 r8:8543b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.280486][ T32] r4:8543b380 [ 1345.280558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.280647][ T32] r10:00000000 r9:8543b380 r8:80287e08 r7:eb8f9e60 r6:8548a580 r5:85415400 [ 1345.280687][ T32] r4:00000001 [ 1345.280710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.280752][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1345.280781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.280811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.280886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.280923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.280946][ T32] r4:8547fa80 [ 1345.281309][ T32] INFO: task kworker/0:414:5296 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.281349][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.281460][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.281535][ T32] Call trace: [ 1345.281635][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.281698][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.281723][ T32] r4:00000000 [ 1345.281745][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.281809][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.281845][ T32] 9d20: 9eabe000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.281877][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.281921][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.281951][ T32] r5:800d0113 r4:80239bb0 [ 1345.281973][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.282019][ T32] r4:82ac21e4 [ 1345.282040][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.282086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.282197][ T32] r4:e0029dc0 [ 1345.282244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.282346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.282373][ T32] r4:00000000 [ 1345.282394][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.299809][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.299921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.300049][ T32] r5:00001000 r4:dfe13000 [ 1345.300104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.300197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.300296][ T32] r5:84aebb8c r4:84aeb800 [ 1345.300362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.300482][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.300556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.300690][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.300744][ T32] r4:849a8000 [ 1345.300804][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.300914][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.300999][ T32] r4:00000001 [ 1345.301054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.301143][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.301231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.301301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.301374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.301467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.301523][ T32] r4:8462f100 [ 1345.301581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.301640][ T32] INFO: task kworker/0:415:5297 blocked for more than 471 seconds. [ 1345.301700][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.301752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.301802][ T32] task:kworker/0:415 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.301913][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.302013][ T32] Call trace: [ 1345.302089][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.302206][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000013 r6:eb915d8c r5:85413c00 [ 1345.302283][ T32] r4:85413c00 [ 1345.302338][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.309691][ T32] r5:85413c00 r4:8291a680 [ 1345.309763][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.309838][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.309911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1345.309943][ T32] r4:00000000 [ 1345.309981][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.310038][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.310084][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.310157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480300 [ 1345.310209][ T32] r4:00000000 [ 1345.310234][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.310359][ T32] r9:83018005 r8:85413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1345.310398][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.310451][ T32] r5:00001000 r4:eb3a1000 [ 1345.310496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.310543][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.310598][ T32] r5:85594b8c r4:85594800 [ 1345.310631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.310710][ T32] r7:dddced80 r6:83018000 r5:85594b8c r4:8543b300 [ 1345.310761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.310818][ T32] r10:61c88647 r9:85413c00 r8:8543b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.310842][ T32] r4:8543b300 [ 1345.310862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.310938][ T32] r10:00000000 r9:8543b300 r8:80287e08 r7:eb8f9e60 r6:8548a600 r5:85413c00 [ 1345.310966][ T32] r4:00000001 [ 1345.310999][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.311043][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1345.311101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.311185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.311240][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.311275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.311300][ T32] r4:8547fa80 [ 1345.311684][ T32] INFO: task kworker/0:415:5297 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.311725][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.311812][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.311862][ T32] Call trace: [ 1345.311894][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.311962][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.311991][ T32] r4:00000000 [ 1345.312012][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.312055][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.312110][ T32] 9d20: 9efe8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.312149][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.312202][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.312232][ T32] r5:800d0113 r4:80239bb0 [ 1345.312254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.312300][ T32] r4:82ac21e4 [ 1345.312320][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.312366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.312390][ T32] r4:e0029dc0 [ 1345.312409][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.325459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.325543][ T32] r4:00000000 [ 1345.325580][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.325651][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.325675][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.325823][ T32] r5:00001000 r4:dfe13000 [ 1345.325849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.325894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.325941][ T32] r5:84aebb8c r4:84aeb800 [ 1345.325961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.326055][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.326081][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.326157][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.326236][ T32] r4:849a8000 [ 1345.326261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.326316][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.326340][ T32] r4:00000001 [ 1345.326360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.326401][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.326432][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.326463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.326539][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.326579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.326603][ T32] r4:8462f100 [ 1345.326626][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.326657][ T32] INFO: task kworker/0:416:5299 blocked for more than 471 seconds. [ 1345.326692][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.326718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.326740][ T32] task:kworker/0:416 state:D stack:0 pid:5299 tgid:5299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.326837][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.327329][ T32] r4:85416c00 ** 4 printk messages dropped ** [ 1345.327738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 ** 3 printk messages dropped ** [ 1345.328041][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1345.328580][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.328791][ T32] r5:8478e78c r4:8478e400 ** 1 printk messages dropped ** [ 1345.328950][ T32] r7:dddced80 r6:83018000 r5:8478e78c r4:8543b400 ** 1 printk messages dropped ** [ 1345.329130][ T32] r10:61c88647 r9:85416c00 r8:8543b42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.329771][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.329984][ T32] r4:8547fc40 ** 1 printk messages dropped ** [ 1345.330709][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.331698][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1345.332135][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1345.354400][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.355242][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1345.355454][ T32] r4:00000001 [ 1345.355501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.355602][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.355673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.355743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.355808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.355883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.355935][ T32] r4:8462f100 [ 1345.355990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.356071][ T32] INFO: task kworker/0:417:5301 blocked for more than 471 seconds. [ 1345.356145][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.356201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.356253][ T32] task:kworker/0:417 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.356400][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.356498][ T32] Call trace: [ 1345.356599][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.356742][ T32] r10:8291a684 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:85414800 [ 1345.356799][ T32] r4:85414800 [ 1345.356849][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.356948][ T32] r5:85414800 r4:8291a680 [ 1345.356997][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.357110][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.357231][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1345.357285][ T32] r4:00000000 [ 1345.357343][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.357436][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.357532][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.357647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480000 [ 1345.357704][ T32] r4:00000000 [ 1345.357757][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.357894][ T32] r9:83018005 r8:85414800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.357957][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.358061][ T32] r5:00001000 r4:eb263000 [ 1345.358129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.358227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.358329][ T32] r5:8559438c r4:85594000 [ 1345.358380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.358485][ T32] r7:dddced80 r6:83018000 r5:8559438c r4:8543b500 [ 1345.358538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.358690][ T32] r10:61c88647 r9:85414800 r8:8543b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.358761][ T32] r4:8543b500 [ 1345.358829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.358944][ T32] r10:00000000 r9:8543b500 r8:80287e08 r7:eb915e60 r6:8548a700 r5:85414800 [ 1345.359000][ T32] r4:00000001 [ 1345.359046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.359147][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1345.359217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.359301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.359372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.359442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.359493][ T32] r4:8547f280 [ 1345.360154][ T32] INFO: task kworker/0:417:5301 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.360246][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.360398][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.360497][ T32] Call trace: [ 1345.360579][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.360735][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.360815][ T32] r4:00000000 [ 1345.360902][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.361000][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.361071][ T32] 9d20: 9f61d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.361140][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.361203][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.361289][ T32] r5:800d0113 r4:80239bb0 [ 1345.361356][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.361456][ T32] r4:82ac21e4 [ 1345.361504][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.361614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.361668][ T32] r4:e0029dc0 [ 1345.361714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.361819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.361891][ T32] r4:00000000 [ 1345.361945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.362055][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.362104][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.362202][ T32] r5:00001000 r4:dfe13000 [ 1345.362270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.362368][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.382158][ T32] r5:84aebb8c r4:84aeb800 [ 1345.382291][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.382874][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.382975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.383104][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.383159][ T32] r4:849a8000 [ 1345.383208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.383340][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.383416][ T32] r4:00000001 [ 1345.383470][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.383571][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.383658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.383733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.383802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.383873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.383925][ T32] r4:8462f100 [ 1345.383977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.384039][ T32] INFO: task kworker/0:418:5303 blocked for more than 471 seconds. [ 1345.384108][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.384186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1345.384760][ T32] r10:8291a684 r9:eb919d84 r8:00000002 r7:60000013 r6:eb919d8c r5:84925400 [ 1345.384817][ T32] r4:84925400 [ 1345.384866][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.384984][ T32] r5:84925400 r4:8291a680 [ 1345.385055][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.385153][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.385257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1345.385310][ T32] r4:00000000 [ 1345.385357][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.385439][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.385549][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.385665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480140 [ 1345.385718][ T32] r4:00000000 [ 1345.385765][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.385873][ T32] r9:83018005 r8:84925400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1345.385942][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.386047][ T32] r5:00001000 r4:eb383000 [ 1345.386112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.386228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.386329][ T32] r5:8559478c r4:85594400 [ 1345.386388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.386508][ T32] r7:dddced80 r6:83018000 r5:8559478c r4:8543b580 [ 1345.386571][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.386683][ T32] r10:61c88647 r9:84925400 r8:8543b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.386735][ T32] r4:8543b580 [ 1345.386794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.386924][ T32] r10:00000000 r9:8543b580 r8:80287e08 r7:eb915e60 r6:8543b480 r5:84925400 [ 1345.387002][ T32] r4:00000001 [ 1345.387053][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.387139][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1345.387204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.387290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.387362][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.387425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.387483][ T32] r4:85480240 [ 1345.388111][ T32] INFO: task kworker/0:418:5303 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.388223][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.388379][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.388477][ T32] Call trace: [ 1345.388581][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.388736][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.388793][ T32] r4:00000000 [ 1345.388844][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.388935][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.389005][ T32] 9d20: 9f61d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.389092][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.389161][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.389218][ T32] r5:800d0113 r4:80239bb0 [ 1345.389266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.389379][ T32] r4:82ac21e4 [ 1345.389446][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.389559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.389648][ T32] r4:e0029dc0 [ 1345.389701][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.389803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 3 printk messages dropped ** [ 1345.390084][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1345.390510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.391009][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 3 printk messages dropped ** [ 1345.391342][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.391675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1345.392314][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000013 r6:eb929d8c r5:8540c800 ** 5 printk messages dropped ** [ 1345.425389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 ** 7 printk messages dropped ** [ 1345.426042][ T32] r9:83018005 r8:8540c800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1345.426468][ T32] r5:85594f8c r4:85594c00 ** 2 printk messages dropped ** [ 1345.426701][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1345.427032][ T32] r10:00000000 r9:8543b600 r8:80287e08 r7:eb915e60 r6:8543b700 r5:8540c800 ** 5 printk messages dropped ** [ 1345.427519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.428422][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1345.429286][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 4 printk messages dropped ** [ 1345.429631][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1345.430218][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.431038][ T32] r4:849a8000 [ 1345.431083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.431188][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.431242][ T32] r4:00000001 [ 1345.431285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.431388][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.431466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.431559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.431643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.431718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.431787][ T32] r4:8462f100 [ 1345.431844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.431903][ T32] INFO: task kworker/0:420:5308 blocked for more than 471 seconds. [ 1345.431971][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.432027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.432072][ T32] task:kworker/0:420 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.432189][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.432301][ T32] Call trace: [ 1345.432486][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.449022][ T32] r10:8291a684 r9:eb8d5d84 r8:00000002 r7:60000013 r6:eb8d5d8c r5:84838000 [ 1345.449115][ T32] r4:84838000 [ 1345.449171][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.449319][ T32] r5:84838000 r4:8291a680 [ 1345.449376][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.449491][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.449599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d5e08 [ 1345.449669][ T32] r4:00000000 [ 1345.449749][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.449838][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.449924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.450030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480900 [ 1345.450084][ T32] r4:00000000 [ 1345.450133][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.450248][ T32] r9:83018005 r8:84838000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1345.450306][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.450420][ T32] r5:00001000 r4:eb593000 [ 1345.450474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.450585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.450690][ T32] r5:85595b8c r4:85595800 [ 1345.450770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.450911][ T32] r7:dddced80 r6:83018000 r5:85595b8c r4:8543b080 [ 1345.450990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.451116][ T32] r10:61c88647 r9:84838000 r8:8543b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.451178][ T32] r4:8543b080 [ 1345.451258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.451394][ T32] r10:00000000 r9:8543b080 r8:80287e08 r7:eb929e60 r6:8543b800 r5:84838000 [ 1345.451490][ T32] r4:00000001 [ 1345.451541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.451653][ T32] Exception stack(0xeb8d5fb0 to 0xeb8d5ff8) [ 1345.451690][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.451722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.451750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.451782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.451858][ T32] r4:85480580 [ 1345.452212][ T32] INFO: task kworker/0:420:5308 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.452276][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.452379][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.452551][ T32] Call trace: [ 1345.466442][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.466540][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.466575][ T32] r4:00000000 [ 1345.466599][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.466647][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.466684][ T32] 9d20: 9fef3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.466716][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.466767][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.466798][ T32] r5:800d0113 r4:80239bb0 [ 1345.466819][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.466866][ T32] r4:82ac21e4 [ 1345.466887][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.466940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.466990][ T32] r4:e0029dc0 [ 1345.467014][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.467087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.467114][ T32] r4:00000000 [ 1345.467135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.467187][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.467211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.467284][ T32] r5:00001000 r4:dfe13000 [ 1345.467318][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.467391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.467501][ T32] r5:84aebb8c r4:84aeb800 [ 1345.467573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.467699][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.467750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.467915][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1345.468074][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1345.468552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.469107][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.469606][ T32] r5:84839800 r4:8291a680 ** 2 printk messages dropped ** [ 1345.469784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [ 1345.469809][ T32] r4:00000000 [ 1345.469853][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.469926][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.469969][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.470017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480640 [ 1345.470040][ T32] r4:00000000 [ 1345.470082][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.470135][ T32] r9:83018005 r8:84839800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1345.470188][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.470262][ T32] r5:00001000 r4:eb565000 [ 1345.470285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.470331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.470401][ T32] r5:8559538c r4:85595000 [ 1345.470425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.470475][ T32] r7:dddced80 r6:83018000 r5:8559538c r4:8543b680 [ 1345.470496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.470546][ T32] r10:61c88647 r9:84839800 r8:8543b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.470601][ T32] r4:8543b680 [ 1345.470682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.470737][ T32] r10:00000000 r9:8543b680 r8:80287e08 r7:eb8d5e60 r6:8543b900 r5:84839800 [ 1345.470779][ T32] r4:00000001 [ 1345.470802][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.470867][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1345.470901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.470956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.470989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.471021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.471046][ T32] r4:85480700 [ 1345.471442][ T32] INFO: task kworker/0:421:5310 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.471487][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.471550][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.471602][ T32] Call trace: [ 1345.471634][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.471690][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.471740][ T32] r4:00000000 [ 1345.471769][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.471847][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.471889][ T32] 9d20: 9fef3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.471921][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.471949][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.471974][ T32] r5:800d0113 r4:80239bb0 [ 1345.471996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.472041][ T32] r4:82ac21e4 [ 1345.472108][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.472159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.472183][ T32] r4:e0029dc0 [ 1345.472217][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.472292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.472320][ T32] r4:00000000 [ 1345.472341][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.472457][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.489786][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.489945][ T32] r5:00001000 r4:dfe13000 [ 1345.490039][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.490149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.490254][ T32] r5:84aebb8c r4:84aeb800 [ 1345.490308][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.490422][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.490480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.490602][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.490679][ T32] r4:849a8000 [ 1345.490744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.490869][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.490924][ T32] r4:00000001 [ 1345.490973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.491064][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.491134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.491227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.491301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.491378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.491434][ T32] r4:8462f100 [ 1345.491487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.491552][ T32] INFO: task kworker/0:422:5311 blocked for more than 471 seconds. [ 1345.491642][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.491699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.491773][ T32] task:kworker/0:422 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.491897][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.491999][ T32] Call trace: [ 1345.492077][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.492199][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:85550c00 ** 2 printk messages dropped ** [ 1345.502849][ T32] r5:85550c00 r4:8291a680 ** 3 printk messages dropped ** [ 1345.503231][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.503606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480880 ** 4 printk messages dropped ** [ 1345.504027][ T32] r5:00001000 r4:eb57f000 ** 2 printk messages dropped ** [ 1345.504289][ T32] r5:8559578c r4:85595400 [ 1345.504342][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.504452][ T32] r7:dddced80 r6:83018000 r5:8559578c r4:8543b780 [ 1345.504506][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1345.504764][ T32] r4:8543b780 ** 2 printk messages dropped ** [ 1345.505021][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.505443][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.506427][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.507483][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 3 printk messages dropped ** [ 1345.507825][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1345.508308][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.508668][ T32] r5:00001000 r4:dfe13000 ** 3 printk messages dropped ** [ 1345.509049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.509673][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1345.510235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.510290][ T32] r4:8462f100 [ 1345.510341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.510375][ T32] INFO: task kworker/0:423:5314 blocked for more than 471 seconds. [ 1345.510408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.510453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.510479][ T32] task:kworker/0:423 state:D stack:0 pid:5314 tgid:5314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.510565][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.510626][ T32] Call trace: [ 1345.510665][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.510721][ T32] r10:8291a684 r9:eb93dd84 r8:00000002 r7:60000013 r6:eb93dd8c r5:85553000 [ 1345.510767][ T32] r4:85553000 [ 1345.510817][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.510920][ T32] r5:85553000 r4:8291a680 [ 1345.510944][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.510993][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.511043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1345.511067][ T32] r4:00000000 [ 1345.511086][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.511126][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.511164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.511257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480bc0 [ 1345.511285][ T32] r4:00000000 [ 1345.511377][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.511430][ T32] r9:83018005 r8:85553000 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1345.511470][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.511520][ T32] r5:00001000 r4:eb613000 [ 1345.511540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.511589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.511635][ T32] r5:8559638c r4:85596000 [ 1345.511660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.511725][ T32] r7:dddced80 r6:83018000 r5:8559638c r4:8543b880 [ 1345.511750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.511818][ T32] r10:61c88647 r9:85553000 r8:8543b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.511847][ T32] r4:8543b880 [ 1345.511868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.511948][ T32] r10:00000000 r9:8543b880 r8:80287e08 r7:eb8d5e60 r6:8548a800 r5:85553000 [ 1345.511975][ T32] r4:00000001 [ 1345.511995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.512035][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1345.512079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.512138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.512171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.512204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.512273][ T32] r4:85480940 [ 1345.532741][ T32] INFO: task kworker/0:423:5314 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.532843][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.532958][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.533022][ T32] Call trace: [ 1345.533087][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.533152][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.533189][ T32] r4:00000000 [ 1345.533224][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.533272][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.533306][ T32] 9d20: a03ac000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.533338][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.533364][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.533389][ T32] r5:800d0113 r4:80239bb0 [ 1345.533410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.533467][ T32] r4:82ac21e4 [ 1345.533492][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1345.533651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 14 printk messages dropped ** [ 1345.534357][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 12 printk messages dropped ** [ 1345.534905][ T32] task:kworker/0:424 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.535152][ T32] r10:8291a684 r9:eb94dd84 r8:00000002 r7:60000113 r6:eb94dd8c r5:85554800 [ 1345.535181][ T32] r4:85554800 [ 1345.535228][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.535279][ T32] r5:85554800 r4:8291a680 [ 1345.535325][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.535374][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.535445][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 [ 1345.535472][ T32] r4:00000000 [ 1345.535516][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.535564][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.535604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.535675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480ac0 [ 1345.535728][ T32] r4:00000000 [ 1345.535752][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.535825][ T32] r9:83018005 r8:85554800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1345.535859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.535907][ T32] r5:00001000 r4:eb5e1000 [ 1345.535975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.536023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.536069][ T32] r5:85595f8c r4:85595c00 [ 1345.536090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.536139][ T32] r7:dddced80 r6:83018000 r5:85595f8c r4:8543ba00 [ 1345.536172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.536228][ T32] r10:61c88647 r9:85554800 r8:8543ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.536294][ T32] r4:8543ba00 [ 1345.536317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.536367][ T32] r10:00000000 r9:8543ba00 r8:80287e08 r7:eb93de60 r6:8548a880 r5:85554800 [ 1345.536389][ T32] r4:00000001 [ 1345.536410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.536495][ T32] Exception stack(0xeb94dfb0 to 0xeb94dff8) [ 1345.536535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.536570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.536599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.536644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.536673][ T32] r4:85480b40 [ 1345.536952][ T32] INFO: task kworker/0:424:5318 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.537033][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.537205][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.537306][ T32] Call trace: [ 1345.537362][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.537517][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.537637][ T32] r4:00000000 [ 1345.537704][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.537825][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.537906][ T32] 9d20: a03ac000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.537984][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.538053][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.538132][ T32] r5:800d0113 r4:80239bb0 [ 1345.538189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.538318][ T32] r4:82ac21e4 [ 1345.538382][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.538515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.538556][ T32] r4:e0029dc0 [ 1345.538585][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.538635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.538658][ T32] r4:00000000 [ 1345.538699][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.538818][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.538896][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.539025][ T32] r5:00001000 r4:dfe13000 [ 1345.539104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.539420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.539994][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1345.540187][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 1 printk messages dropped ** [ 1345.540331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.540740][ T32] INFO: task kworker/0:425:5319 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1345.541007][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.541382][ T32] r4:85555400 ** 2 printk messages dropped ** [ 1345.541632][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1345.542123][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.575638][ T32] r5:8559678c r4:85596400 ** 3 printk messages dropped ** [ 1345.575838][ T32] r10:61c88647 r9:85555400 r8:8543baac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.576088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.576591][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.576698][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.576788][ T32] Call trace: [ 1345.576821][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.576880][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.576904][ T32] r4:00000000 [ 1345.576925][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.576967][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.577020][ T32] 9d20: a08fa000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.577056][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.577091][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.577118][ T32] r5:800d0113 r4:80239bb0 [ 1345.577166][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.577216][ T32] r4:82ac21e4 [ 1345.577250][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.577301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.577325][ T32] r4:e0029dc0 [ 1345.577348][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.577456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.577540][ T32] r4:00000000 [ 1345.577631][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.577750][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.577808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.577915][ T32] r5:00001000 r4:dfe13000 [ 1345.577984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.578084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.578189][ T32] r5:84aebb8c r4:84aeb800 [ 1345.578243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.578356][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.578408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.578526][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.578596][ T32] r4:849a8000 [ 1345.578650][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.578767][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.578800][ T32] r4:00000001 [ 1345.578837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.578885][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.578916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.578971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.579005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.579039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.579064][ T32] r4:8462f100 [ 1345.579112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.579156][ T32] INFO: task kworker/0:426:5321 blocked for more than 472 seconds. [ 1345.579194][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.579226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.579251][ T32] task:kworker/0:426 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.579353][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.579398][ T32] Call trace: ** 1 printk messages dropped ** [ 1345.579539][ T32] r10:8291a684 r9:eb959d84 r8:00000002 r7:60000013 r6:eb959d8c r5:85553c00 ** 3 printk messages dropped ** [ 1345.579731][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.579993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480e40 ** 5 printk messages dropped ** [ 1345.580276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.580421][ T32] r5:85596b8c r4:85596800 [ 1345.580444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.580572][ T32] r10:61c88647 r9:85553c00 r8:8543b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.580963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.581305][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.581939][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1345.582089][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1345.593192][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1345.593480][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.593854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1345.594612][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.594983][ T32] r9:83018005 r8:85551800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 4 printk messages dropped ** [ 1345.595241][ T32] r5:85597f8c r4:85597c00 ** 4 printk messages dropped ** [ 1345.595500][ T32] r4:8543bc00 ** 2 printk messages dropped ** [ 1345.595635][ T32] r4:00000001 [ 1345.595684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.595770][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1345.595804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.595837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.595868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.595924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.595958][ T32] r4:8547f2c0 [ 1345.596275][ T32] INFO: task kworker/0:427:5322 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.596322][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.596443][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.596495][ T32] Call trace: [ 1345.596563][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.596657][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.596689][ T32] r4:00000000 [ 1345.596712][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.596759][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.596793][ T32] 9d20: a08fa000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.596827][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.596855][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.596881][ T32] r5:800d0113 r4:80239bb0 [ 1345.596904][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.596971][ T32] r4:82ac21e4 [ 1345.597023][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.597130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.597159][ T32] r4:e0029dc0 [ 1345.597228][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.597307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.597335][ T32] r4:00000000 [ 1345.597358][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.597412][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.597435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.597483][ T32] r5:00001000 r4:dfe13000 [ 1345.597509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.597557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.597639][ T32] r5:84aebb8c r4:84aeb800 [ 1345.597665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.597718][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.597740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.597791][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.597814][ T32] r4:849a8000 [ 1345.597856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.597913][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.597955][ T32] r4:00000001 [ 1345.597990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.598034][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.598087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.598121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.598400][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.598911][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.599225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.599413][ T32] r5:85596f8c r4:85596c00 ** 3 printk messages dropped ** [ 1345.599582][ T32] r10:61c88647 r9:85552400 r8:8543bcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1345.599897][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.600329][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.600808][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 5 printk messages dropped ** [ 1345.601014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1345.601405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.601775][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.601826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.601861][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.601917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.601951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.601974][ T32] r4:8462f100 [ 1345.601995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.602034][ T32] INFO: task kworker/0:429:5325 blocked for more than 472 seconds. [ 1345.602177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.602233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.602283][ T32] task:kworker/0:429 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.602359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.602403][ T32] Call trace: [ 1345.628556][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.628711][ T32] r10:8291a684 r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:85556000 [ 1345.628740][ T32] r4:85556000 [ 1345.628785][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.628839][ T32] r5:85556000 r4:8291a680 [ 1345.628885][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.628946][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.628998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1345.629021][ T32] r4:00000000 [ 1345.629041][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.629079][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.629144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.629196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854980c0 [ 1345.629220][ T32] r4:00000000 [ 1345.629240][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.629308][ T32] r9:83018005 r8:85556000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1345.629343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.629417][ T32] r5:00001000 r4:eb6e1000 [ 1345.629443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.629488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.629533][ T32] r5:8559738c r4:85597000 [ 1345.629554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.629628][ T32] r7:dddced80 r6:83018000 r5:8559738c r4:8543bb00 [ 1345.629655][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.629707][ T32] r10:61c88647 r9:85556000 r8:8543bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.629730][ T32] r4:8543bb00 [ 1345.629750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.629804][ T32] r10:00000000 r9:8543bb00 r8:80287e08 r7:eb95de60 r6:8548ab00 r5:85556000 [ 1345.629830][ T32] r4:00000001 [ 1345.629852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.629893][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1345.629938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.629973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.630006][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.630039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.630062][ T32] r4:85498040 [ 1345.630393][ T32] INFO: task kworker/0:429:5325 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.630430][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.630502][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.630584][ T32] Call trace: [ 1345.630652][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.630714][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.630762][ T32] r4:00000000 [ 1345.630810][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.630858][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.630889][ T32] 9d20: a0ccb000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.630922][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.630951][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.630976][ T32] r5:800d0113 r4:80239bb0 [ 1345.630997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.631064][ T32] r4:82ac21e4 [ 1345.631139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.631194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.631227][ T32] r4:e0029dc0 [ 1345.631273][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.631331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.631355][ T32] r4:00000000 [ 1345.631399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.631481][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.631538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.631624][ T32] r5:00001000 r4:dfe13000 [ 1345.631650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.631718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.631807][ T32] r5:84aebb8c r4:84aeb800 [ 1345.631834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.631887][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.631934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.631994][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.632019][ T32] r4:849a8000 [ 1345.632039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.632115][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.632159][ T32] r4:00000001 [ 1345.632182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.632222][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.632250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.632281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.632311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.632349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.632376][ T32] r4:8462f100 [ 1345.632398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.632465][ T32] INFO: task kworker/0:430:5328 blocked for more than 472 seconds. [ 1345.645239][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.645334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.645366][ T32] task:kworker/0:430 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.645426][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.645512][ T32] Call trace: [ 1345.645566][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.645628][ T32] r10:8291a684 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:85556c00 [ 1345.645653][ T32] r4:85556c00 [ 1345.645674][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.645726][ T32] r5:85556c00 r4:8291a680 [ 1345.645749][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.645794][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.645865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1345.645894][ T32] r4:00000000 [ 1345.645926][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.646012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.646484][ T32] r5:8559778c r4:85597400 [ 1345.646532][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.646710][ T32] r10:61c88647 r9:85556c00 r8:8543bdac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.646833][ T32] r10:00000000 r9:8543bd80 r8:80287e08 r7:eb95de60 r6:8548ab80 r5:85556c00 [ 1345.646885][ T32] r4:00000001 [ 1345.646909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.646989][ T32] Exception stack(0xeb975fb0 to 0xeb975ff8) [ 1345.647023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.647055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.647083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.647114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.647139][ T32] r4:85498280 [ 1345.647443][ T32] INFO: task kworker/0:430:5328 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.647478][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.647592][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.647639][ T32] Call trace: [ 1345.647669][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.647724][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.647749][ T32] r4:00000000 [ 1345.647769][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.647810][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.647840][ T32] 9d20: a114a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.647870][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.647909][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.647940][ T32] r5:800d0113 r4:80239bb0 [ 1345.647962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.648009][ T32] r4:82ac21e4 [ 1345.648030][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.648077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.648125][ T32] r4:e0029dc0 [ 1345.648148][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.648196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.648220][ T32] r4:00000000 [ 1345.648251][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.648331][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.648369][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.648421][ T32] r5:00001000 r4:dfe13000 [ 1345.648443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.648486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.648532][ T32] r5:84aebb8c r4:84aeb800 [ 1345.648553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.648615][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.648656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.648708][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.648754][ T32] r4:849a8000 [ 1345.648803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.648951][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.648980][ T32] r4:00000001 [ 1345.649002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.649090][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.649159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.649205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.649268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.649302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.649326][ T32] r4:8462f100 [ 1345.649347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.649395][ T32] INFO: task kworker/0:431:5329 blocked for more than 472 seconds. [ 1345.649465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.649493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.649539][ T32] task:kworker/0:431 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.649597][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.649653][ T32] Call trace: [ 1345.649757][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.649823][ T32] r10:8291a684 r9:eb979d84 r8:00000002 r7:60000113 r6:eb979d8c r5:85550000 [ 1345.649851][ T32] r4:85550000 [ 1345.649873][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.649920][ T32] r5:85550000 r4:8291a680 [ 1345.649945][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.649989][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.650059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1345.650110][ T32] r4:00000000 [ 1345.650142][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.650197][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.650239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.650284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854982c0 [ 1345.650312][ T32] r4:00000000 [ 1345.650335][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.650409][ T32] r9:83018005 r8:85550000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1345.650435][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.650482][ T32] r5:00001000 r4:eb711000 [ 1345.650502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.650546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.650599][ T32] r5:85597b8c r4:85597800 [ 1345.650621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.650717][ T32] r7:dddced80 r6:83018000 r5:85597b8c r4:8543bb80 [ 1345.650776][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.650855][ T32] r10:61c88647 r9:85550000 r8:8543bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.650890][ T32] r4:8543bb80 [ 1345.650957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.651036][ T32] r10:00000000 r9:8543bb80 r8:80287e08 r7:eb95de60 r6:8548ac00 r5:85550000 [ 1345.651062][ T32] r4:00000001 [ 1345.651082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.651123][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1345.651151][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.651184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.651237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.651272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.651295][ T32] r4:854983c0 [ 1345.651448][ T32] INFO: task kworker/0:431:5329 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.651482][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.651539][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.651590][ T32] Call trace: [ 1345.651621][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.651675][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.651699][ T32] r4:00000000 [ 1345.651719][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.651761][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.651799][ T32] 9d20: a114a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.651832][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.651876][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.651906][ T32] r5:800d0113 r4:80239bb0 [ 1345.651929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.651975][ T32] r4:82ac21e4 [ 1345.651996][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.652043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.652066][ T32] r4:e0029dc0 [ 1345.652086][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.652131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.652154][ T32] r4:00000000 [ 1345.652175][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.652224][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.652245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.652290][ T32] r5:00001000 r4:dfe13000 [ 1345.652336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.652384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.675659][ T32] r5:84aebb8c r4:84aeb800 [ 1345.675733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.675866][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.675895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.675952][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.676015][ T32] r4:849a8000 [ 1345.676139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.676220][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.676249][ T32] r4:00000001 [ 1345.676270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.676311][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.676443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.676516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.676549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.676587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.676658][ T32] r4:8462f100 [ 1345.676687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.676741][ T32] INFO: task kworker/0:432:5331 blocked for more than 472 seconds. [ 1345.676776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.676803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.676826][ T32] task:kworker/0:432 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.676918][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.676968][ T32] Call trace: [ 1345.677006][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.677064][ T32] r10:8291a684 r9:eb981d84 r8:00000002 r7:60000113 r6:eb981d8c r5:85558c00 [ 1345.677114][ T32] r4:85558c00 [ 1345.677140][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.677190][ T32] r5:85558c00 r4:8291a680 [ 1345.677234][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.677281][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.677328][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1345.677355][ T32] r4:00000000 [ 1345.677377][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.677415][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.677455][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.677501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498540 [ 1345.677536][ T32] r4:00000000 [ 1345.677588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.677644][ T32] r9:83018005 r8:85558c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1345.677692][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.677780][ T32] r5:00001000 r4:eb72d000 [ 1345.677806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.677852][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.677920][ T32] r5:8559838c r4:85598000 [ 1345.677968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.678021][ T32] r7:dddced80 r6:83018000 r5:8559838c r4:8543be00 [ 1345.678043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.678094][ T32] r10:61c88647 r9:85558c00 r8:8543be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.678134][ T32] r4:8543be00 [ 1345.678162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.678263][ T32] r10:00000000 r9:8543be00 r8:80287e08 r7:eb95de60 r6:8548ac80 r5:85558c00 [ 1345.678314][ T32] r4:00000001 [ 1345.678337][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.678400][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1345.678433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.678488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.678520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.678551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.678609][ T32] r4:85498280 [ 1345.678917][ T32] INFO: task kworker/0:432:5331 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.678955][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.679042][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.679169][ T32] Call trace: [ 1345.679257][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.679341][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.679369][ T32] r4:00000000 [ 1345.679391][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.679435][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.679489][ T32] 9d20: a152f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.679526][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.679552][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.679584][ T32] r5:800d0113 r4:80239bb0 [ 1345.679605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.679650][ T32] r4:82ac21e4 [ 1345.679786][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.679839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.679913][ T32] r4:e0029dc0 [ 1345.679937][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.679986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.680009][ T32] r4:00000000 [ 1345.680177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.680234][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.680327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.680376][ T32] r5:00001000 r4:dfe13000 [ 1345.680422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.680472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.680519][ T32] r5:84aebb8c r4:84aeb800 [ 1345.680577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.680648][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.680784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.680891][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.680919][ T32] r4:849a8000 [ 1345.680939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.681014][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.681045][ T32] r4:00000001 [ 1345.681091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.681136][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.681172][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.681202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.681232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.681309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.681342][ T32] r4:8462f100 [ 1345.681389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.681448][ T32] INFO: task kworker/0:433:5333 blocked for more than 472 seconds. [ 1345.681483][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.681508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.681531][ T32] task:kworker/0:433 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.681586][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.681664][ T32] Call trace: [ 1345.681876][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.681986][ T32] r10:8291a684 r9:eb989d84 r8:00000002 r7:60000113 r6:eb989d8c r5:85558000 [ 1345.682014][ T32] r4:85558000 [ 1345.682036][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.682133][ T32] r5:85558000 r4:8291a680 [ 1345.682157][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.682250][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.682301][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1345.682325][ T32] r4:00000000 [ 1345.682346][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.682384][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.682463][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.689645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498ac0 [ 1345.689720][ T32] r4:00000000 [ 1345.689775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.689869][ T32] r9:83018005 r8:85558000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1345.689897][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.689948][ T32] r5:00001000 r4:eb75d000 [ 1345.689970][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.690022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.690096][ T32] r5:8559938c r4:85599000 [ 1345.690122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.690175][ T32] r7:dddced80 r6:83018000 r5:8559938c r4:8543bf00 [ 1345.690198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.690249][ T32] r10:61c88647 r9:85558000 r8:8543bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.690296][ T32] r4:8543bf00 [ 1345.690392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.690458][ T32] r10:00000000 r9:8543bf00 r8:80287e08 r7:eb981e60 r6:8548ad00 r5:85558000 [ 1345.690482][ T32] r4:00000001 [ 1345.690503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.690543][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1345.690589][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.690646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.690678][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.690711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.690761][ T32] r4:85498640 [ 1345.691042][ T32] INFO: task kworker/0:433:5333 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.691103][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.691201][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.691251][ T32] Call trace: [ 1345.691283][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.691364][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.691417][ T32] r4:00000000 [ 1345.691442][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.691492][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.691525][ T32] 9d20: a152f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.691563][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.691597][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.691625][ T32] r5:800d0113 r4:80239bb0 [ 1345.691646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.691811][ T32] r4:82ac21e4 [ 1345.691859][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.691917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.691967][ T32] r4:e0029dc0 [ 1345.691990][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.692039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.692087][ T32] r4:00000000 [ 1345.692112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.692166][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.692211][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.692284][ T32] r5:00001000 r4:dfe13000 [ 1345.692309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.692367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.692418][ T32] r5:84aebb8c r4:84aeb800 [ 1345.706942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.707073][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.707105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.707186][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.707239][ T32] r4:849a8000 [ 1345.707277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.707356][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.707432][ T32] r4:00000001 [ 1345.707457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.707499][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.707532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.707570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.707599][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.707631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.707654][ T32] r4:8462f100 [ 1345.707677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.707715][ T32] INFO: task kworker/0:434:5336 blocked for more than 472 seconds. [ 1345.707773][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.707805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.707846][ T32] task:kworker/0:434 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.707930][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.708026][ T32] Call trace: [ 1345.708088][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.708145][ T32] r10:8291a684 r9:eb995d84 r8:00000002 r7:60000113 r6:eb995d8c r5:85559800 [ 1345.708176][ T32] r4:85559800 [ 1345.708222][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.708272][ T32] r5:85559800 r4:8291a680 [ 1345.708317][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.708365][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.708414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb995e08 [ 1345.708541][ T32] r4:00000000 [ 1345.708585][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.708657][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.708706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.708754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854986c0 [ 1345.708778][ T32] r4:00000000 [ 1345.708799][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.708849][ T32] r9:83018005 r8:85559800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1345.708885][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.708936][ T32] r5:00001000 r4:eb73b000 [ 1345.708959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.709003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.709049][ T32] r5:8559878c r4:85598400 [ 1345.709069][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.709144][ T32] r7:dddced80 r6:83018000 r5:8559878c r4:854b4e80 [ 1345.709169][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.709295][ T32] r10:61c88647 r9:85559800 r8:854b4eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.709324][ T32] r4:854b4e80 [ 1345.709392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.709447][ T32] r10:00000000 r9:854b4e80 r8:80287e08 r7:eb989e60 r6:8548ad80 r5:85559800 [ 1345.709471][ T32] r4:00000001 [ 1345.709490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.709571][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1345.709605][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.709656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.709688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.709719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.709810][ T32] r4:85498580 [ 1345.710122][ T32] INFO: task kworker/0:434:5336 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.710161][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.710245][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.710367][ T32] Call trace: [ 1345.710402][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.710479][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.710587][ T32] r4:00000000 [ 1345.710626][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.710696][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.710730][ T32] 9d20: a17fa000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.710762][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.710788][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.710837][ T32] r5:800d0113 r4:80239bb0 [ 1345.710886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.710951][ T32] r4:82ac21e4 [ 1345.710975][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.711025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.711049][ T32] r4:e0029dc0 [ 1345.711092][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.711144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.711169][ T32] r4:00000000 [ 1345.711189][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.711238][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.711260][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.711331][ T32] r5:00001000 r4:dfe13000 [ 1345.711356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.711423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.711473][ T32] r5:84aebb8c r4:84aeb800 [ 1345.711496][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.711568][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.711594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.711646][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.711671][ T32] r4:849a8000 [ 1345.711690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.711740][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.711764][ T32] r4:00000001 [ 1345.711783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.711821][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.711848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.711880][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.711910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.711941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.711976][ T32] r4:8462f100 [ 1345.712001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.712026][ T32] INFO: task kworker/0:435:5338 blocked for more than 472 seconds. [ 1345.712055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.712103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.712128][ T32] task:kworker/0:435 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.712175][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.712218][ T32] Call trace: [ 1345.712247][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.712299][ T32] r10:8291a684 r9:eb99dd84 r8:00000002 r7:60000013 r6:eb99dd8c r5:8555a400 [ 1345.712323][ T32] r4:8555a400 [ 1345.712343][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.712413][ T32] r5:8555a400 r4:8291a680 [ 1345.732919][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.733168][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.733261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb99de08 [ 1345.733294][ T32] r4:00000000 [ 1345.733317][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.733366][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.733411][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.733495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498800 [ 1345.733552][ T32] r4:00000000 [ 1345.733601][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.733718][ T32] r9:83018005 r8:8555a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1345.733768][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.733873][ T32] r5:00001000 r4:eb745000 [ 1345.733902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.733949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.734023][ T32] r5:85598b8c r4:85598800 [ 1345.734061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.734115][ T32] r7:dddced80 r6:83018000 r5:85598b8c r4:8543bf80 [ 1345.734160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.734216][ T32] r10:61c88647 r9:8555a400 r8:8543bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.734243][ T32] r4:8543bf80 [ 1345.734287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.734342][ T32] r10:00000000 r9:8543bf80 r8:80287e08 r7:eb989e60 r6:8548ae00 r5:8555a400 [ 1345.734413][ T32] r4:00000001 [ 1345.734438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.734504][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) [ 1345.734542][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.734613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.734671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.734707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.734730][ T32] r4:85498680 [ 1345.735145][ T32] INFO: task kworker/0:435:5338 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.735244][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.735536][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.735617][ T32] Call trace: [ 1345.735684][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.735745][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.735782][ T32] r4:00000000 [ 1345.735809][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.735853][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.735889][ T32] 9d20: a1d3a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.735934][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.735965][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.735990][ T32] r5:800d0113 r4:80239bb0 [ 1345.736012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.736073][ T32] r4:82ac21e4 [ 1345.736121][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.736172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.736219][ T32] r4:e0029dc0 [ 1345.736244][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.736295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.736318][ T32] r4:00000000 [ 1345.736399][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.736455][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.736478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.736525][ T32] r5:00001000 r4:dfe13000 [ 1345.736551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.736597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.736711][ T32] r5:84aebb8c r4:84aeb800 [ 1345.736739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.736816][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.736892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.736947][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.736971][ T32] r4:849a8000 [ 1345.737001][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.737057][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.737105][ T32] r4:00000001 [ 1345.737148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.737195][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.737226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.737257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.737286][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.737376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.737404][ T32] r4:8462f100 [ 1345.737450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.737507][ T32] INFO: task kworker/0:436:5339 blocked for more than 472 seconds. [ 1345.737574][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.737605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.737653][ T32] task:kworker/0:436 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.737732][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.737802][ T32] Call trace: [ 1345.737838][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.737891][ T32] r10:8291a684 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:8483a400 [ 1345.737915][ T32] r4:8483a400 [ 1345.737935][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.737981][ T32] r5:8483a400 r4:8291a680 [ 1345.738001][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.738044][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.738091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1345.738162][ T32] r4:00000000 [ 1345.738210][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.738253][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.738338][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.738388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498980 [ 1345.738413][ T32] r4:00000000 [ 1345.738434][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.738482][ T32] r9:83018005 r8:8483a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1345.738505][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.738555][ T32] r5:00001000 r4:eb753000 [ 1345.738600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.738647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.738717][ T32] r5:85598f8c r4:85598c00 [ 1345.738742][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.738818][ T32] r7:dddced80 r6:83018000 r5:85598f8c r4:854b4f80 [ 1345.738860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.738917][ T32] r10:61c88647 r9:8483a400 r8:854b4fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.738941][ T32] r4:854b4f80 [ 1345.738999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.739054][ T32] r10:00000000 r9:854b4f80 r8:80287e08 r7:eb989e60 r6:854b4f00 r5:8483a400 [ 1345.739101][ T32] r4:00000001 [ 1345.739124][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.739163][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1345.739192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.739227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.739281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.739354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.739383][ T32] r4:85498740 [ 1345.739561][ T32] INFO: task kworker/0:436:5339 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.739621][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.739710][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.739755][ T32] Call trace: [ 1345.739785][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.739840][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.739900][ T32] r4:00000000 [ 1345.739926][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.739970][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.740002][ T32] 9d20: a1d3a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.740034][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.740061][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.740085][ T32] r5:800d0113 r4:80239bb0 [ 1345.740106][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.740149][ T32] r4:82ac21e4 [ 1345.740188][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.740240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.740310][ T32] r4:e0029dc0 [ 1345.740358][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.740410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.740458][ T32] r4:00000000 [ 1345.740482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.740533][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.740562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.740609][ T32] r5:00001000 r4:dfe13000 [ 1345.740645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.740691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.740737][ T32] r5:84aebb8c r4:84aeb800 [ 1345.740758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.740831][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.740857][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.740911][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.740935][ T32] r4:849a8000 [ 1345.740955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.741013][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.741037][ T32] r4:00000001 [ 1345.741056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.741134][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.741167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.741198][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.741249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.741284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.741308][ T32] r4:8462f100 [ 1345.741330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.741372][ T32] INFO: task kworker/0:437:5342 blocked for more than 472 seconds. [ 1345.741412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.741439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.741485][ T32] task:kworker/0:437 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.741567][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.741642][ T32] Call trace: [ 1345.741726][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.741792][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000113 r6:eb9a1d8c r5:8483b000 [ 1345.741824][ T32] r4:8483b000 [ 1345.741847][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.741893][ T32] r5:8483b000 r4:8291a680 [ 1345.741915][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.741980][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.742032][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1345.742055][ T32] r4:00000000 [ 1345.742074][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.742113][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.742152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.742209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498d40 [ 1345.742236][ T32] r4:00000000 [ 1345.742256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.742328][ T32] r9:83018005 r8:8483b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1345.742355][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.742402][ T32] r5:00001000 r4:eb775000 [ 1345.756496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.756657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.756757][ T32] r5:85599b8c r4:85599800 [ 1345.756789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.756867][ T32] r7:dddced80 r6:83018000 r5:85599b8c r4:854f3080 [ 1345.756910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.756978][ T32] r10:61c88647 r9:8483b000 r8:854f30ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.757108][ T32] r4:854f3080 [ 1345.757138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.757199][ T32] r10:00000000 r9:854f3080 r8:80287e08 r7:eb989e60 r6:854f3000 r5:8483b000 [ 1345.757249][ T32] r4:00000001 [ 1345.757300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.757364][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1345.757415][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.757486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.757554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.757603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.757630][ T32] r4:85498940 [ 1345.757961][ T32] INFO: task kworker/0:437:5342 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.758026][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.758107][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.758185][ T32] Call trace: [ 1345.758228][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.758290][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.758316][ T32] r4:00000000 [ 1345.758338][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.758407][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.758445][ T32] 9d20: a1e17000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.758479][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.758519][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.758556][ T32] r5:800d0113 r4:80239bb0 [ 1345.758583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.758659][ T32] r4:82ac21e4 [ 1345.758699][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.758780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.758837][ T32] r4:e0029dc0 [ 1345.758864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.758915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.758943][ T32] r4:00000000 [ 1345.758968][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.759047][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.759079][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.759129][ T32] r5:00001000 r4:dfe13000 [ 1345.759152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.759195][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.759244][ T32] r5:84aebb8c r4:84aeb800 [ 1345.759267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.759323][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.759373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.759438][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.759491][ T32] r4:849a8000 [ 1345.759519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.759582][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.759633][ T32] r4:00000001 [ 1345.759683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.759729][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.759762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.759793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.759828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.759861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.759885][ T32] r4:8462f100 [ 1345.759908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.759938][ T32] INFO: task kworker/0:438:5344 blocked for more than 472 seconds. [ 1345.759996][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.760028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.760051][ T32] task:kworker/0:438 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.760104][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.760177][ T32] Call trace: [ 1345.760213][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.760271][ T32] r10:8291a684 r9:eb9a5d84 r8:00000002 r7:60000013 r6:eb9a5d8c r5:8483bc00 [ 1345.760297][ T32] r4:8483bc00 [ 1345.760350][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.760404][ T32] r5:8483bc00 r4:8291a680 [ 1345.760453][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.760532][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.760594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1345.760658][ T32] r4:00000000 [ 1345.760690][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.760748][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.760804][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.760861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498c00 [ 1345.760889][ T32] r4:00000000 [ 1345.760927][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.760988][ T32] r9:83018005 r8:8483bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1345.761037][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.761091][ T32] r5:00001000 r4:eb76b000 [ 1345.761112][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.761157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.761206][ T32] r5:8559978c r4:85599400 [ 1345.761252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.761311][ T32] r7:dddced80 r6:83018000 r5:8559978c r4:854f3100 [ 1345.761336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.761389][ T32] r10:61c88647 r9:8483bc00 r8:854f312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.761415][ T32] r4:854f3100 [ 1345.761448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.761505][ T32] r10:00000000 r9:854f3100 r8:80287e08 r7:eb9a1e60 r6:854f3200 r5:8483bc00 [ 1345.761565][ T32] r4:00000001 [ 1345.761593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.761639][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1345.761673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.761718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.761767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.761873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.761934][ T32] r4:85498b40 [ 1345.762236][ T32] INFO: task kworker/0:438:5344 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.762288][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.762490][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.782897][ T32] Call trace: [ 1345.782999][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.783131][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.783184][ T32] r4:00000000 [ 1345.783263][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.783360][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.783445][ T32] 9d20: a209d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.783519][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.783587][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.783645][ T32] r5:800d0113 r4:80239bb0 [ 1345.783694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.783746][ T32] r4:82ac21e4 [ 1345.783768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.783819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.783845][ T32] r4:e0029dc0 [ 1345.783889][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.783941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.783964][ T32] r4:00000000 [ 1345.783984][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.784034][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.784094][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.784147][ T32] r5:00001000 r4:dfe13000 [ 1345.784169][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.784255][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.784310][ T32] r5:84aebb8c r4:84aeb800 [ 1345.784331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.784406][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.784491][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.784655][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.784846][ T32] r4:849a8000 [ 1345.784937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.785034][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.785080][ T32] r4:00000001 [ 1345.785153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.785228][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.785267][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.785332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.785374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.785421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.785455][ T32] r4:8462f100 [ 1345.785564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.785607][ T32] INFO: task kworker/0:439:5346 blocked for more than 472 seconds. [ 1345.785651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.785685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.785714][ T32] task:kworker/0:439 state:D stack:0 pid:5346 tgid:5346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.785783][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.786105][ T32] Call trace: [ 1345.786200][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.786286][ T32] r10:8291a684 r9:eb935d84 r8:00000002 r7:60000013 r6:eb935d8c r5:8483d400 [ 1345.786399][ T32] r4:8483d400 [ 1345.786425][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.786512][ T32] r5:8483d400 r4:8291a680 [ 1345.786536][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.786715][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.786770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 [ 1345.786794][ T32] r4:00000000 [ 1345.786815][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.786854][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.786892][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.787105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498ec0 [ 1345.787133][ T32] r4:00000000 [ 1345.787167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.787220][ T32] r9:83018005 r8:8483d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1345.787304][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.787354][ T32] r5:00001000 r4:eb797000 [ 1345.787509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.787604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.787689][ T32] r5:85599f8c r4:85599c00 [ 1345.787714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.787766][ T32] r7:dddced80 r6:83018000 r5:85599f8c r4:854f3280 [ 1345.787788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.787838][ T32] r10:61c88647 r9:8483d400 r8:854f32ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.787878][ T32] r4:854f3280 [ 1345.787908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.787987][ T32] r10:00000000 r9:854f3280 r8:80287e08 r7:eb9a1e60 r6:854f3380 r5:8483d400 [ 1345.788016][ T32] r4:00000001 [ 1345.788035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.788101][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1345.788140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.788173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.788248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.788282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.788323][ T32] r4:85498c80 [ 1345.788780][ T32] INFO: task kworker/0:439:5346 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.788865][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.788957][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.789072][ T32] Call trace: [ 1345.789174][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.789284][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.789367][ T32] r4:00000000 [ 1345.789418][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.789511][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.789579][ T32] 9d20: a209d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.789646][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.789706][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.789762][ T32] r5:800d0113 r4:80239bb0 [ 1345.789810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.789901][ T32] r4:82ac21e4 [ 1345.789950][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.790048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.790114][ T32] r4:e0029dc0 [ 1345.790158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.790252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.790322][ T32] r4:00000000 [ 1345.790366][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.790441][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.790465][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.790539][ T32] r5:00001000 r4:dfe13000 [ 1345.790596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.790672][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.790720][ T32] r5:84aebb8c r4:84aeb800 [ 1345.790770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.790868][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.790914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.791024][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.791076][ T32] r4:849a8000 [ 1345.791132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.791253][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.791299][ T32] r4:00000001 [ 1345.791345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.791432][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.791493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.791560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.791635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.791710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.791760][ T32] r4:8462f100 [ 1345.791809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.791879][ T32] INFO: task kworker/0:440:5348 blocked for more than 472 seconds. [ 1345.791940][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.791988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.792050][ T32] task:kworker/0:440 state:D stack:0 pid:5348 tgid:5348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.792178][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.792380][ T32] Call trace: [ 1345.792487][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.823271][ T32] r10:8291a684 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:8483e000 [ 1345.823363][ T32] r4:8483e000 [ 1345.823450][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.823597][ T32] r5:8483e000 r4:8291a680 [ 1345.823638][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.823710][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.823786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1345.823825][ T32] r4:00000000 [ 1345.823877][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.823941][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.824009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.824086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5000 [ 1345.824124][ T32] r4:00000000 [ 1345.824182][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.824278][ T32] r9:83018005 r8:8483e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1345.824319][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.824414][ T32] r5:00001000 r4:eb7a1000 [ 1345.824458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.824535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.824638][ T32] r5:8559a38c r4:8559a000 [ 1345.824677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.824766][ T32] r7:dddced80 r6:83018000 r5:8559a38c r4:854f3180 [ 1345.824803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.824888][ T32] r10:61c88647 r9:8483e000 r8:854f31ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.824942][ T32] r4:854f3180 [ 1345.824982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.825066][ T32] r10:00000000 r9:854f3180 r8:80287e08 r7:eb935e60 r6:854f3300 r5:8483e000 [ 1345.825102][ T32] r4:00000001 [ 1345.825133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.825197][ T32] Exception stack(0xeb9b1fb0 to 0xeb9b1ff8) [ 1345.825249][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.825300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.825347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.825397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.825433][ T32] r4:85478f80 [ 1345.826043][ T32] INFO: task kworker/0:440:5348 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.826137][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.826318][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.826462][ T32] Call trace: [ 1345.826577][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.826674][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.826727][ T32] r4:00000000 [ 1345.826764][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.826836][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.826886][ T32] 9d20: a2580000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.826936][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.826980][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.827072][ T32] r5:800d0113 r4:80239bb0 [ 1345.827112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.827183][ T32] r4:82ac21e4 [ 1345.827295][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.827377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.827467][ T32] r4:e0029dc0 [ 1345.827511][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.827616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.827660][ T32] r4:00000000 [ 1345.827693][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.827802][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.827843][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.827918][ T32] r5:00001000 r4:dfe13000 [ 1345.827953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.828022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.828095][ T32] r5:84aebb8c r4:84aeb800 [ 1345.828159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.828278][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.828332][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.828446][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.828508][ T32] r4:849a8000 [ 1345.828565][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.828700][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.828784][ T32] r4:00000001 [ 1345.828870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.828965][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.829033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.829119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.829206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.829280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.829332][ T32] r4:8462f100 [ 1345.829398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.829483][ T32] INFO: task kworker/0:441:5349 blocked for more than 472 seconds. [ 1345.829562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.829621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.829670][ T32] task:kworker/0:441 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.829782][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.829873][ T32] Call trace: [ 1345.829962][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.830066][ T32] r10:8291a684 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:8483ec00 [ 1345.830117][ T32] r4:8483ec00 [ 1345.830159][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.830251][ T32] r5:8483ec00 r4:8291a680 [ 1345.830295][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.830401][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.830506][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1345.830564][ T32] r4:00000000 [ 1345.830610][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.830691][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.830803][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.830917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f52c0 [ 1345.830971][ T32] r4:00000000 [ 1345.831049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.831157][ T32] r9:83018005 r8:8483ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1345.831220][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.831331][ T32] r5:00001000 r4:eb7b9000 [ 1345.831380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.831477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.831586][ T32] r5:8559ab8c r4:8559a800 [ 1345.831656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.831776][ T32] r7:dddced80 r6:83018000 r5:8559ab8c r4:854f3400 [ 1345.831844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.831971][ T32] r10:61c88647 r9:8483ec00 r8:854f342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.832032][ T32] r4:854f3400 [ 1345.832076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.832182][ T32] r10:00000000 r9:854f3400 r8:80287e08 r7:eb9b1e60 r6:854f3580 r5:8483ec00 [ 1345.832232][ T32] r4:00000001 [ 1345.832307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.832431][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1345.858392][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.858499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.858586][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.858665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.858741][ T32] r4:85480fc0 [ 1345.859376][ T32] INFO: task kworker/0:441:5349 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.859490][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.859651][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.859816][ T32] Call trace: [ 1345.859916][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.860038][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.860092][ T32] r4:00000000 [ 1345.860140][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.860251][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.860326][ T32] 9d20: a2800000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.860447][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.860563][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.860656][ T32] r5:800d0113 r4:80239bb0 [ 1345.860713][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.860830][ T32] r4:82ac21e4 [ 1345.860879][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.860979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.861050][ T32] r4:e0029dc0 [ 1345.861098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.861209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.861265][ T32] r4:00000000 [ 1345.861308][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.861433][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.861485][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.861580][ T32] r5:00001000 r4:dfe13000 [ 1345.861627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.861717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.861820][ T32] r5:84aebb8c r4:84aeb800 [ 1345.861868][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.861977][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.862029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.862137][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.862205][ T32] r4:849a8000 [ 1345.862266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.862394][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.869603][ T32] r4:00000001 [ 1345.869713][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.869832][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.869898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.869962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.870045][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.870124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.870174][ T32] r4:8462f100 [ 1345.870222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.870281][ T32] INFO: task kworker/0:442:5352 blocked for more than 472 seconds. [ 1345.870350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.870431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.870490][ T32] task:kworker/0:442 state:D stack:0 pid:5352 tgid:5352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.870606][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.870721][ T32] Call trace: [ 1345.870870][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.870987][ T32] r10:8291a684 r9:eb9add84 r8:00000002 r7:60000013 r6:eb9add8c r5:8483c800 [ 1345.871040][ T32] r4:8483c800 [ 1345.871087][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.871203][ T32] r5:8483c800 r4:8291a680 [ 1345.871273][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.871384][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.871505][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1345.871620][ T32] r4:00000000 [ 1345.871675][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.871755][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.871844][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.871937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5140 [ 1345.871985][ T32] r4:00000000 [ 1345.872027][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.872128][ T32] r9:83018005 r8:8483c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1345.872180][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.872281][ T32] r5:00001000 r4:eb7ad000 [ 1345.872328][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.872487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.882967][ T32] r5:8559a78c r4:8559a400 [ 1345.883008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.883081][ T32] r7:dddced80 r6:83018000 r5:8559a78c r4:854f3480 [ 1345.883104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.883177][ T32] r10:61c88647 r9:8483c800 r8:854f34ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.883207][ T32] r4:854f3480 [ 1345.883304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.883363][ T32] r10:00000000 r9:854f3480 r8:80287e08 r7:eb9b5e60 r6:854f3680 r5:8483c800 [ 1345.883414][ T32] r4:00000001 [ 1345.883450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.883496][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1345.883554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.883614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.883658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.883694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.883745][ T32] r4:854f5100 [ 1345.884124][ T32] INFO: task kworker/0:442:5352 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.884175][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.884266][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.884345][ T32] Call trace: [ 1345.884378][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.884437][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.884461][ T32] r4:00000000 [ 1345.884481][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.884572][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.884606][ T32] 9d20: a29b2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.884675][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.884705][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.884744][ T32] r5:800d0113 r4:80239bb0 [ 1345.884801][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.884859][ T32] r4:82ac21e4 [ 1345.884893][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.884946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.884971][ T32] r4:e0029dc0 [ 1345.884991][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.885102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.885131][ T32] r4:00000000 [ 1345.885152][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.885204][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.885226][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.885297][ T32] r5:00001000 r4:dfe13000 [ 1345.885348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.885396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.885494][ T32] r5:84aebb8c r4:84aeb800 [ 1345.885520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.885573][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.885596][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.885646][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.885682][ T32] r4:849a8000 [ 1345.885706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.885759][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.885782][ T32] r4:00000001 [ 1345.885826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.885882][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.885926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.885961][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.885990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.886032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.886059][ T32] r4:8462f100 [ 1345.886082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.886148][ T32] INFO: task kworker/0:443:5354 blocked for more than 472 seconds. [ 1345.886214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.886294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.886321][ T32] task:kworker/0:443 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.886450][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.886561][ T32] Call trace: [ 1345.886621][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.886711][ T32] r10:8291a684 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:84838c00 [ 1345.886741][ T32] r4:84838c00 [ 1345.886777][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.886836][ T32] r5:84838c00 r4:8291a680 [ 1345.886893][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.886996][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.887072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1345.887099][ T32] r4:00000000 [ 1345.887120][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.887160][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.887272][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.887324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5740 [ 1345.887349][ T32] r4:00000000 [ 1345.887371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.887420][ T32] r9:83018005 r8:84838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1345.887443][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.887489][ T32] r5:00001000 r4:ea983000 [ 1345.887534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.887694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.887746][ T32] r5:8559b78c r4:8559b400 [ 1345.887767][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.887849][ T32] r7:dddced80 r6:83018000 r5:8559b78c r4:854f3500 [ 1345.887874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.887928][ T32] r10:61c88647 r9:84838c00 r8:854f352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.887954][ T32] r4:854f3500 [ 1345.887974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.888024][ T32] r10:00000000 r9:854f3500 r8:80287e08 r7:eb9b5e60 r6:854f3780 r5:84838c00 [ 1345.888047][ T32] r4:00000001 [ 1345.888066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.888104][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1345.888157][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.888191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.888239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.888287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.888321][ T32] r4:854f5280 [ 1345.888517][ T32] INFO: task kworker/0:443:5354 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.888577][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.888697][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.888746][ T32] Call trace: [ 1345.888812][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.888942][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.888971][ T32] r4:00000000 [ 1345.889016][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.889086][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.889126][ T32] 9d20: a29b2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.889188][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.889221][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.889248][ T32] r5:800d0113 r4:80239bb0 [ 1345.889270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.889314][ T32] r4:82ac21e4 [ 1345.889396][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.889645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.889673][ T32] r4:e0029dc0 [ 1345.889693][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.889766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.889800][ T32] r4:00000000 [ 1345.889823][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.889922][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.889971][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.890023][ T32] r5:00001000 r4:dfe13000 [ 1345.890140][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.890188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.890234][ T32] r5:84aebb8c r4:84aeb800 [ 1345.890294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.890349][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.890371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.890423][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.890471][ T32] r4:849a8000 [ 1345.890494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.890547][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.890571][ T32] r4:00000001 [ 1345.890609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.890685][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.890729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.890797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.890855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.890890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.890914][ T32] r4:8462f100 [ 1345.890936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.890961][ T32] INFO: task kworker/0:444:5356 blocked for more than 472 seconds. [ 1345.890989][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.891030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.891079][ T32] task:kworker/0:444 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.891132][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.891189][ T32] Call trace: [ 1345.891251][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.891309][ T32] r10:8291a684 r9:eb7d9d84 r8:00000002 r7:60000013 r6:eb7d9d8c r5:855ea400 [ 1345.891334][ T32] r4:855ea400 [ 1345.891360][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.891409][ T32] r5:855ea400 r4:8291a680 [ 1345.891431][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.891483][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.891534][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1345.891575][ T32] r4:00000000 [ 1345.891599][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.891639][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.891676][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.891720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5440 [ 1345.891744][ T32] r4:00000000 [ 1345.891775][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.891844][ T32] r9:83018005 r8:855ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1345.891872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.891941][ T32] r5:00001000 r4:dfa7b000 [ 1345.892016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.892066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.892112][ T32] r5:8559af8c r4:8559ac00 [ 1345.892158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.892262][ T32] r7:dddced80 r6:83018000 r5:8559af8c r4:854f3600 [ 1345.892316][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.892373][ T32] r10:61c88647 r9:855ea400 r8:854f362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.892398][ T32] r4:854f3600 [ 1345.892494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.913123][ T32] r10:00000000 r9:854f3600 r8:80287e08 r7:eb9bde60 r6:854f3800 r5:855ea400 [ 1345.913172][ T32] r4:00000001 [ 1345.913209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.913272][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1345.913306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.913337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.913365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.913396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.913419][ T32] r4:854f5400 [ 1345.913749][ T32] INFO: task kworker/0:444:5356 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.913807][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.913917][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.913975][ T32] Call trace: [ 1345.914008][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.914091][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.914121][ T32] r4:00000000 [ 1345.914142][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.914209][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.914265][ T32] 9d20: a2cd7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.914303][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.914355][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.914386][ T32] r5:800d0113 r4:80239bb0 [ 1345.914499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.914623][ T32] r4:82ac21e4 [ 1345.914649][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.914697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.914725][ T32] r4:e0029dc0 [ 1345.914748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.914814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.914871][ T32] r4:00000000 [ 1345.914895][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.914960][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.914986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.915035][ T32] r5:00001000 r4:dfe13000 [ 1345.915055][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.915098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.915168][ T32] r5:84aebb8c r4:84aeb800 [ 1345.915216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.915279][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.915302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.915403][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.915472][ T32] r4:849a8000 [ 1345.915505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.915584][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.915628][ T32] r4:00000001 [ 1345.915701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.915749][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.915779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.915822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.915853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.915911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.915939][ T32] r4:8462f100 [ 1345.915961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.915990][ T32] INFO: task kworker/0:445:5358 blocked for more than 472 seconds. [ 1345.916047][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.916079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.916102][ T32] task:kworker/0:445 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.916249][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.916322][ T32] Call trace: [ 1345.916357][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.916412][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000113 r6:eb7ddd8c r5:84923c00 [ 1345.916438][ T32] r4:84923c00 [ 1345.916459][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.916519][ T32] r5:84923c00 r4:8291a680 [ 1345.916546][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.916591][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.916654][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1345.916679][ T32] r4:00000000 [ 1345.916699][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.916751][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.916798][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.916846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5580 [ 1345.916906][ T32] r4:00000000 [ 1345.916932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.916982][ T32] r9:83018005 r8:84923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1345.917005][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.917050][ T32] r5:00001000 r4:dfab7000 [ 1345.917070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.917112][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.917158][ T32] r5:8559b38c r4:8559b000 [ 1345.917183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.917286][ T32] r7:dddced80 r6:83018000 r5:8559b38c r4:854f3880 [ 1345.917361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.917416][ T32] r10:61c88647 r9:84923c00 r8:854f38ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.917440][ T32] r4:854f3880 [ 1345.917460][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.917510][ T32] r10:00000000 r9:854f3880 r8:80287e08 r7:eb9bde60 r6:854f3700 r5:84923c00 [ 1345.917582][ T32] r4:00000001 [ 1345.917610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.917710][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1345.917756][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.917796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.917826][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.917878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.918003][ T32] r4:854f5400 [ 1345.918168][ T32] INFO: task kworker/0:445:5358 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.918203][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.918261][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.918306][ T32] Call trace: [ 1345.918359][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.918421][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.918446][ T32] r4:00000000 [ 1345.918466][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.918508][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.918538][ T32] 9d20: a2cd7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.918593][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.918624][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.918676][ T32] r5:800d0113 r4:80239bb0 [ 1345.918700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.918746][ T32] r4:82ac21e4 [ 1345.918768][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.918820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.918844][ T32] r4:e0029dc0 [ 1345.918925][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.918976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.919013][ T32] r4:00000000 [ 1345.919062][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.919189][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.919216][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.919293][ T32] r5:00001000 r4:dfe13000 [ 1345.919319][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.919363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.919408][ T32] r5:84aebb8c r4:84aeb800 [ 1345.919443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.919498][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.919520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.919571][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.919619][ T32] r4:849a8000 [ 1345.919643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.919694][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.919755][ T32] r4:00000001 [ 1345.919786][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.919833][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.919861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.919891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.919920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.919957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.919985][ T32] r4:8462f100 [ 1345.920030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.920058][ T32] INFO: task kworker/0:446:5360 blocked for more than 472 seconds. [ 1345.920086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.920111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.920131][ T32] task:kworker/0:446 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.920176][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.920242][ T32] Call trace: [ 1345.920283][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.920335][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:84950000 [ 1345.920360][ T32] r4:84950000 [ 1345.920397][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.920474][ T32] r5:84950000 r4:8291a680 [ 1345.920497][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.920564][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.920615][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1345.920654][ T32] r4:00000000 [ 1345.920692][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.920735][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.920774][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.920827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f58c0 [ 1345.920850][ T32] r4:00000000 [ 1345.920870][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.920930][ T32] r9:83018005 r8:84950000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1345.920961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.921045][ T32] r5:00001000 r4:eac73000 [ 1345.921070][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.921138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.921205][ T32] r5:8559bb8c r4:8559b800 [ 1345.921228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.921294][ T32] r7:dddced80 r6:83018000 r5:8559bb8c r4:854f3900 [ 1345.921342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.921397][ T32] r10:61c88647 r9:84950000 r8:854f392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.921422][ T32] r4:854f3900 [ 1345.921442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.921491][ T32] r10:00000000 r9:854f3900 r8:80287e08 r7:eb9bde60 r6:854f3a80 r5:84950000 [ 1345.921537][ T32] r4:00000001 [ 1345.921584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.921651][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1345.921683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.921715][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.921745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.921777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.921832][ T32] r4:854f5700 [ 1345.922023][ T32] INFO: task kworker/0:446:5360 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.922059][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.922200][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.922248][ T32] Call trace: [ 1345.922306][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.922362][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.922386][ T32] r4:00000000 [ 1345.922406][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.952825][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.952890][ T32] 9d20: a3256000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.952925][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.952953][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.952982][ T32] r5:800d0113 r4:80239bb0 [ 1345.953004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.953067][ T32] r4:82ac21e4 [ 1345.953113][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.953166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.953204][ T32] r4:e0029dc0 [ 1345.953236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.953285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.953308][ T32] r4:00000000 [ 1345.953427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.953509][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.953535][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.953587][ T32] r5:00001000 r4:dfe13000 [ 1345.953607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.953649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.953720][ T32] r5:84aebb8c r4:84aeb800 [ 1345.953758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.953823][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.953846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.953898][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.953922][ T32] r4:849a8000 [ 1345.953972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.954029][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.954059][ T32] r4:00000001 [ 1345.954105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.954167][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.954350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.954397][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.954437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.954494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.954521][ T32] r4:8462f100 [ 1345.954546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.954611][ T32] INFO: task kworker/0:447:5362 blocked for more than 472 seconds. [ 1345.954650][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.954754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.954797][ T32] task:kworker/0:447 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.954891][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.954966][ T32] Call trace: [ 1345.955031][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.955091][ T32] r10:8291a684 r9:eb825d84 r8:00000002 r7:60000113 r6:eb825d8c r5:84950c00 [ 1345.955189][ T32] r4:84950c00 [ 1345.955288][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.955339][ T32] r5:84950c00 r4:8291a680 [ 1345.955373][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.955422][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.955493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 [ 1345.955521][ T32] r4:00000000 [ 1345.955543][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.955582][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.955619][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.955669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5a00 [ 1345.955694][ T32] r4:00000000 [ 1345.955714][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.955774][ T32] r9:83018005 r8:84950c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1345.955808][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.955878][ T32] r5:00001000 r4:eae99000 [ 1345.955901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.955944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.955988][ T32] r5:8559bf8c r4:8559bc00 [ 1345.956008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.956056][ T32] r7:dddced80 r6:83018000 r5:8559bf8c r4:854f3a00 [ 1345.956100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.956232][ T32] r10:61c88647 r9:84950c00 r8:854f3a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.956260][ T32] r4:854f3a00 [ 1345.956280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.956369][ T32] r10:00000000 r9:854f3a00 r8:80287e08 r7:eb7f1e60 r6:854f3b00 r5:84950c00 [ 1345.956424][ T32] r4:00000001 [ 1345.956448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.956488][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1345.956541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.956575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.956643][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.956682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.956858][ T32] r4:854f5880 [ 1345.957204][ T32] INFO: task kworker/0:447:5362 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.957240][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.957299][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.957345][ T32] Call trace: [ 1345.957403][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.957510][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.957538][ T32] r4:00000000 [ 1345.957559][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.957619][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.957689][ T32] 9d20: a3256000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.957757][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.957789][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.957821][ T32] r5:800d0113 r4:80239bb0 [ 1345.957855][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.957905][ T32] r4:82ac21e4 [ 1345.957925][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.957978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.958028][ T32] r4:e0029dc0 [ 1345.958051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.958124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.958150][ T32] r4:00000000 [ 1345.958172][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.958228][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.958251][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.958296][ T32] r5:00001000 r4:dfe13000 [ 1345.958321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.958366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.958418][ T32] r5:84aebb8c r4:84aeb800 [ 1345.958440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.958513][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.958538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.958614][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.958640][ T32] r4:849a8000 [ 1345.958685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.958740][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.958765][ T32] r4:00000001 [ 1345.958784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.958829][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.958857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.958901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.958933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.959013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.959089][ T32] r4:8462f100 [ 1345.959118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.959169][ T32] INFO: task kworker/0:448:5364 blocked for more than 472 seconds. [ 1345.959201][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.959228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.959260][ T32] task:kworker/0:448 state:D stack:0 pid:5364 tgid:5364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.959312][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.959353][ T32] Call trace: [ 1345.959460][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.959518][ T32] r10:8291a684 r9:eb859d84 r8:00000002 r7:60000113 r6:eb859d8c r5:84951800 [ 1345.959584][ T32] r4:84951800 [ 1345.959614][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.959664][ T32] r5:84951800 r4:8291a680 [ 1345.959690][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.959758][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.959815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 [ 1345.959854][ T32] r4:00000000 [ 1345.959877][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.959916][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.959976][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.960037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5bc0 [ 1345.960065][ T32] r4:00000000 [ 1345.960085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.960157][ T32] r9:83018005 r8:84951800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1345.960184][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.960231][ T32] r5:00001000 r4:eb0ef000 [ 1345.960250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.960314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.960377][ T32] r5:855a038c r4:855a0000 [ 1345.960422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.960500][ T32] r7:dddced80 r6:83018000 r5:855a038c r4:854f3980 [ 1345.960525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.960604][ T32] r10:61c88647 r9:84951800 r8:854f39ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.960648][ T32] r4:854f3980 [ 1345.960681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.960749][ T32] r10:00000000 r9:854f3980 r8:80287e08 r7:eb825e60 r6:854f3c80 r5:84951800 [ 1345.960775][ T32] r4:00000001 [ 1345.960817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.960873][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1345.960904][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.960935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.960987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.961046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.961097][ T32] r4:854f5880 [ 1345.961284][ T32] INFO: task kworker/0:448:5364 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.961320][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.961389][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.961438][ T32] Call trace: [ 1345.961467][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.961522][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.961546][ T32] r4:00000000 [ 1345.961566][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.961682][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.961716][ T32] 9d20: a3256000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.961749][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.961777][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.961808][ T32] r5:800d0113 r4:80239bb0 [ 1345.961830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.961874][ T32] r4:82ac21e4 [ 1345.961920][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.961973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.961997][ T32] r4:e0029dc0 [ 1345.962016][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.962062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.962110][ T32] r4:00000000 [ 1345.962134][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.962256][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.962283][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962330][ T32] r5:00001000 r4:dfe13000 [ 1345.962376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.962494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.985392][ T32] r5:84aebb8c r4:84aeb800 [ 1345.985473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.985621][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.985675][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.985745][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.985772][ T32] r4:849a8000 [ 1345.985816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.985883][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.985910][ T32] r4:00000001 [ 1345.985954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.986002][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.986041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.986074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.986102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.986133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.986180][ T32] r4:8462f100 [ 1345.986209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.986245][ T32] INFO: task kworker/0:449:5366 blocked for more than 472 seconds. [ 1345.986283][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.986310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.986334][ T32] task:kworker/0:449 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.986395][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.986473][ T32] Call trace: [ 1345.986542][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.986628][ T32] r10:8291a684 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:84952400 [ 1345.986656][ T32] r4:84952400 [ 1345.986702][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.986753][ T32] r5:84952400 r4:8291a680 [ 1345.986775][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.986825][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.986872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1345.986898][ T32] r4:00000000 [ 1345.986918][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.986955][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.986997][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.987043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5d40 [ 1345.987068][ T32] r4:00000000 [ 1345.987087][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.987138][ T32] r9:83018005 r8:84952400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1345.987231][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.987287][ T32] r5:00001000 r4:eb171000 [ 1345.987335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.987430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.987544][ T32] r5:855a078c r4:855a0400 [ 1345.987596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.987702][ T32] r7:dddced80 r6:83018000 r5:855a078c r4:854f3b80 [ 1345.987750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.987876][ T32] r10:61c88647 r9:84952400 r8:854f3bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.987942][ T32] r4:854f3b80 [ 1345.987999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.988113][ T32] r10:00000000 r9:854f3b80 r8:80287e08 r7:eb859e60 r6:854f3d80 r5:84952400 [ 1345.988170][ T32] r4:00000001 [ 1345.988223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.988319][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1345.988379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.988413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.988465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.988508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.988532][ T32] r4:854f5b80 [ 1345.988905][ T32] INFO: task kworker/0:449:5366 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1345.988962][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.989055][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.989117][ T32] Call trace: [ 1345.989187][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1345.989248][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1345.989297][ T32] r4:00000000 [ 1345.989345][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.989391][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1345.989423][ T32] 9d20: a359e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1345.989459][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1345.989499][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1345.989529][ T32] r5:800d0113 r4:80239bb0 [ 1345.989550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.989643][ T32] r4:82ac21e4 [ 1345.989667][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.989715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1345.989738][ T32] r4:e0029dc0 [ 1345.989769][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.989839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1345.989868][ T32] r4:00000000 [ 1345.989949][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.990006][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1345.990028][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.990073][ T32] r5:00001000 r4:dfe13000 [ 1345.990093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.990134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.990253][ T32] r5:84aebb8c r4:84aeb800 [ 1345.990279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.990372][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1345.990475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.990531][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.990554][ T32] r4:849a8000 [ 1345.990573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.990623][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1345.990648][ T32] r4:00000001 [ 1345.990668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.990706][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1345.990734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.990764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.990798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.990829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.990854][ T32] r4:8462f100 [ 1345.990874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.990899][ T32] INFO: task kworker/0:450:5368 blocked for more than 472 seconds. [ 1345.990927][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.990952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.990973][ T32] task:kworker/0:450 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.991093][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.991190][ T32] Call trace: [ 1345.991225][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1345.991290][ T32] r10:8291a684 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:8555d400 [ 1345.991343][ T32] r4:8555d400 [ 1345.991368][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1345.991417][ T32] r5:8555d400 r4:8291a680 [ 1345.991437][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.991499][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.991550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1345.991596][ T32] r4:00000000 [ 1345.991680][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1345.991722][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1345.991781][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1345.991836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5e80 [ 1345.991860][ T32] r4:00000000 [ 1345.991881][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1345.991929][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1345.991953][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.991999][ T32] r5:00001000 r4:eb28d000 [ 1345.992021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.992091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.992164][ T32] r5:855a0b8c r4:855a0800 [ 1345.992188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.992240][ T32] r7:dddced80 r6:83018000 r5:855a0b8c r4:854f3c00 [ 1345.992262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.992313][ T32] r10:61c88647 r9:8555d400 r8:854f3c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.992337][ T32] r4:854f3c00 [ 1345.992356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.992405][ T32] r10:00000000 r9:854f3c00 r8:80287e08 r7:eb871e60 r6:8548ae80 r5:8555d400 [ 1345.992501][ T32] r4:00000001 [ 1346.013004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.013094][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1346.013132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.013165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.013211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.013255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.013282][ T32] r4:854f5d00 [ 1346.013646][ T32] INFO: task kworker/0:450:5368 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.013685][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.013846][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.013898][ T32] Call trace: [ 1346.014004][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.014102][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.014132][ T32] r4:00000000 [ 1346.014213][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.014328][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.014439][ T32] 9d20: a3844000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.014476][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.014504][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.014534][ T32] r5:800d0113 r4:80239bb0 [ 1346.014557][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.014607][ T32] r4:82ac21e4 [ 1346.014628][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.014850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.014956][ T32] r4:e0029dc0 [ 1346.014980][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.015066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.015097][ T32] r4:00000000 [ 1346.015118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.015172][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.015195][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.015266][ T32] r5:00001000 r4:dfe13000 [ 1346.015291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.015374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.015489][ T32] r5:84aebb8c r4:84aeb800 [ 1346.015515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.015569][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.015592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.015719][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.015770][ T32] r4:849a8000 [ 1346.015825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.015929][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.016051][ T32] r4:00000001 [ 1346.016212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.016259][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.016290][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.016320][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.016373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.016458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.016539][ T32] r4:8462f100 [ 1346.016566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.016596][ T32] INFO: task kworker/0:451:5370 blocked for more than 472 seconds. [ 1346.016661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.016746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.016797][ T32] task:kworker/0:451 state:D stack:0 pid:5370 tgid:5370 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.016853][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.016899][ T32] Call trace: [ 1346.016930][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.016983][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:8555bc00 [ 1346.017006][ T32] r4:8555bc00 [ 1346.017026][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.017095][ T32] r5:8555bc00 r4:8291a680 [ 1346.017127][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.017174][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.017269][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1346.017338][ T32] r4:00000000 [ 1346.017396][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.017489][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.017590][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.017715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512040 [ 1346.017787][ T32] r4:00000000 [ 1346.017853][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.017957][ T32] r9:83018005 r8:8555bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1346.018019][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.018117][ T32] r5:00001000 r4:eb32f000 [ 1346.018165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.018245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.018346][ T32] r5:855a0f8c r4:855a0c00 [ 1346.018396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.018518][ T32] r7:dddced80 r6:83018000 r5:855a0f8c r4:854f3e80 [ 1346.018594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.018711][ T32] r10:61c88647 r9:8555bc00 r8:854f3eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.018773][ T32] r4:854f3e80 [ 1346.018831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.018928][ T32] r10:00000000 r9:854f3e80 r8:80287e08 r7:eb895e60 r6:8548af00 r5:8555bc00 [ 1346.018983][ T32] r4:00000001 [ 1346.019044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.019155][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1346.019231][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.019299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.019369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.019443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.019496][ T32] r4:85512080 [ 1346.019839][ T32] INFO: task kworker/0:451:5370 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.019924][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.020079][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.020172][ T32] Call trace: [ 1346.020261][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.020388][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.020462][ T32] r4:00000000 [ 1346.020514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.020612][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.020722][ T32] 9d20: a3844000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.020831][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.020905][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.020969][ T32] r5:800d0113 r4:80239bb0 [ 1346.021022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.021123][ T32] r4:82ac21e4 [ 1346.021174][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.021279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.021336][ T32] r4:e0029dc0 [ 1346.021385][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.021510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.021574][ T32] r4:00000000 [ 1346.021629][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.021761][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.021836][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.021952][ T32] r5:00001000 r4:dfe13000 [ 1346.022015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.022113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.022209][ T32] r5:84aebb8c r4:84aeb800 [ 1346.022276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.022394][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.050731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.051058][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.051128][ T32] r4:849a8000 [ 1346.051179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.051298][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.051378][ T32] r4:00000001 [ 1346.051437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.051540][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.051622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.051696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.051765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.051852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.051928][ T32] r4:8462f100 [ 1346.052012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.052089][ T32] INFO: task kworker/0:452:5372 blocked for more than 472 seconds. [ 1346.052187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.052308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.052371][ T32] task:kworker/0:452 state:D stack:0 pid:5372 tgid:5372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.056708][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.056892][ T32] Call trace: [ 1346.056975][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.057104][ T32] r10:8291a684 r9:eb9c5d84 r8:00000002 r7:60000013 r6:eb9c5d8c r5:8555c800 [ 1346.057179][ T32] r4:8555c800 [ 1346.057236][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.057344][ T32] r5:8555c800 r4:8291a680 [ 1346.057403][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.057498][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.057604][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1346.057657][ T32] r4:00000000 [ 1346.057702][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.057789][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.057893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.058002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512580 [ 1346.058057][ T32] r4:00000000 [ 1346.058128][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.058265][ T32] r9:83018005 r8:8555c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1346.058343][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.058452][ T32] r5:00001000 r4:eb547000 [ 1346.058525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.058644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.058752][ T32] r5:855a1b8c r4:855a1800 [ 1346.058813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.058924][ T32] r7:dddced80 r6:83018000 r5:855a1b8c r4:854f3e00 [ 1346.058974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.059086][ T32] r10:61c88647 r9:8555c800 r8:854f3e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.059144][ T32] r4:854f3e00 [ 1346.059195][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.059309][ T32] r10:00000000 r9:854f3e00 r8:80287e08 r7:eb9c1e60 r6:8548af80 r5:8555c800 [ 1346.059363][ T32] r4:00000001 [ 1346.059413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.059524][ T32] Exception stack(0xeb9c5fb0 to 0xeb9c5ff8) [ 1346.059600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.059669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.059750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.059834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.059887][ T32] r4:85512280 [ 1346.060579][ T32] INFO: task kworker/0:452:5372 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.060685][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.060832][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.060967][ T32] Call trace: [ 1346.061055][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.061201][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.061264][ T32] r4:00000000 [ 1346.061314][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.061406][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.061475][ T32] 9d20: a3b0f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.061545][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.061613][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.061676][ T32] r5:800d0113 r4:80239bb0 [ 1346.061744][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.061855][ T32] r4:82ac21e4 [ 1346.061904][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.062009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.062069][ T32] r4:e0029dc0 [ 1346.062117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.062220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.062295][ T32] r4:00000000 [ 1346.062350][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.085601][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.085735][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.085880][ T32] r5:00001000 r4:dfe13000 [ 1346.085935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.086035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.086136][ T32] r5:84aebb8c r4:84aeb800 [ 1346.086191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.086356][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.086430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.086548][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.086605][ T32] r4:849a8000 [ 1346.086675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.086805][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.086876][ T32] r4:00000001 [ 1346.086944][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.087064][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.087162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.087238][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.087321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.087410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.087474][ T32] r4:8462f100 [ 1346.087532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.087631][ T32] INFO: task kworker/0:453:5374 blocked for more than 472 seconds. [ 1346.087752][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.087829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.087890][ T32] task:kworker/0:453 state:D stack:0 pid:5374 tgid:5374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.088019][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.088143][ T32] Call trace: [ 1346.088216][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.088374][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:8555e000 [ 1346.088444][ T32] r4:8555e000 [ 1346.088511][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.088619][ T32] r5:8555e000 r4:8291a680 [ 1346.088692][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.088826][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.088948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1346.089002][ T32] r4:00000000 [ 1346.089048][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.089137][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.089229][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.089362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512180 [ 1346.089435][ T32] r4:00000000 [ 1346.089484][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.089596][ T32] r9:83018005 r8:8555e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1346.089651][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.089754][ T32] r5:00001000 r4:eb357000 [ 1346.089813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.089907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.090005][ T32] r5:855a138c r4:855a1000 [ 1346.090056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.090164][ T32] r7:dddced80 r6:83018000 r5:855a138c r4:854f3f80 [ 1346.090234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.090350][ T32] r10:61c88647 r9:8555e000 r8:854f3fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.090411][ T32] r4:854f3f80 [ 1346.090459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.090573][ T32] r10:00000000 r9:854f3f80 r8:80287e08 r7:eb9c5e60 r6:85525000 r5:8555e000 [ 1346.090628][ T32] r4:00000001 [ 1346.090691][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.090786][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1346.090881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.090957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.091022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.091107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.091165][ T32] r4:85512140 [ 1346.091818][ T32] INFO: task kworker/0:453:5374 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.091900][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.092034][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.092134][ T32] Call trace: [ 1346.092206][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.092335][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.092395][ T32] r4:00000000 [ 1346.092448][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.113339][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.113450][ T32] 9d20: a3e62000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.113532][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.113610][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.113678][ T32] r5:800d0113 r4:80239bb0 [ 1346.113728][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.113861][ T32] r4:82ac21e4 [ 1346.113914][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.114019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.114097][ T32] r4:e0029dc0 [ 1346.114153][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.114278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.114354][ T32] r4:00000000 [ 1346.114425][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.114546][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.114604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.114713][ T32] r5:00001000 r4:dfe13000 [ 1346.114782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.114886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.114989][ T32] r5:84aebb8c r4:84aeb800 [ 1346.115039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.115145][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.115198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.115326][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.115438][ T32] r4:849a8000 [ 1346.115497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.115616][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.115694][ T32] r4:00000001 [ 1346.115760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.115870][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.115969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.116048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.116116][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.116190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.116241][ T32] r4:8462f100 [ 1346.116298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.116365][ T32] INFO: task kworker/0:454:5375 blocked for more than 472 seconds. [ 1346.116439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.116498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.116558][ T32] task:kworker/0:454 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.116711][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.116836][ T32] Call trace: [ 1346.116924][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.117037][ T32] r10:8291a684 r9:eb9c9d84 r8:00000002 r7:60000113 r6:eb9c9d8c r5:8555b000 [ 1346.117092][ T32] r4:8555b000 [ 1346.117161][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.117271][ T32] r5:8555b000 r4:8291a680 [ 1346.117320][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.117435][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.117553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c9e08 [ 1346.117612][ T32] r4:00000000 [ 1346.117665][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.117829][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.117926][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.118049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512500 [ 1346.118113][ T32] r4:00000000 [ 1346.118156][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.118258][ T32] r9:83018005 r8:8555b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1346.118332][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.118432][ T32] r5:00001000 r4:eb51b000 [ 1346.118481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.118585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.118692][ T32] r5:855a178c r4:855a1400 [ 1346.118752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.118881][ T32] r7:dddced80 r6:83018000 r5:855a178c r4:854f3f00 [ 1346.118937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.119045][ T32] r10:61c88647 r9:8555b000 r8:854f3f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.119102][ T32] r4:854f3f00 [ 1346.119150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.119254][ T32] r10:00000000 r9:854f3f00 r8:80287e08 r7:eb9c5e60 r6:85525080 r5:8555b000 [ 1346.119323][ T32] r4:00000001 [ 1346.119377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.119466][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1346.119531][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.119612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.119676][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.119769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.119841][ T32] r4:85512140 [ 1346.120506][ T32] INFO: task kworker/0:454:5375 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.120597][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.120755][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.120859][ T32] Call trace: [ 1346.120929][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.121044][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.121103][ T32] r4:00000000 [ 1346.121153][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.121248][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.121315][ T32] 9d20: a3e62000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.121403][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.121472][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.121532][ T32] r5:800d0113 r4:80239bb0 [ 1346.121593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.121689][ T32] r4:82ac21e4 [ 1346.121735][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.121842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.121896][ T32] r4:e0029dc0 [ 1346.121961][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.122087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.122149][ T32] r4:00000000 [ 1346.122196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.122307][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.122359][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.144464][ T32] r5:00001000 r4:dfe13000 [ 1346.144660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.144808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.144913][ T32] r5:84aebb8c r4:84aeb800 [ 1346.144968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.145083][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.145136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.145272][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.145352][ T32] r4:849a8000 [ 1346.145409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.145523][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.145621][ T32] r4:00000001 [ 1346.145677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.145770][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.145845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.145918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.146000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.146075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.146145][ T32] r4:8462f100 [ 1346.146229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.146301][ T32] INFO: task kworker/1:667:5378 blocked for more than 472 seconds. [ 1346.146374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.146434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.146493][ T32] task:kworker/1:667 state:D stack:0 pid:5378 tgid:5378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.146628][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.146751][ T32] Call trace: [ 1346.146895][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.147024][ T32] r10:8291a684 r9:eb8c1d84 r8:00000002 r7:60000013 r6:eb8c1d8c r5:8555ec00 [ 1346.147089][ T32] r4:8555ec00 [ 1346.147160][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.147265][ T32] r5:8555ec00 r4:8291a680 [ 1346.147315][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.147428][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.147541][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1346.147599][ T32] r4:00000000 [ 1346.147650][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.147738][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.147833][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.147940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551dd80 [ 1346.147999][ T32] r4:00000000 [ 1346.148067][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.148216][ T32] r9:83018205 r8:8555ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1346.148279][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.148381][ T32] r5:00001000 r4:eac15000 [ 1346.148434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.148544][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.148671][ T32] r5:855d4b8c r4:855d4800 [ 1346.148721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.148820][ T32] r7:ddde2d80 r6:83018200 r5:855d4b8c r4:85525100 [ 1346.148874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.148993][ T32] r10:61c88647 r9:8555ec00 r8:8552512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.149061][ T32] r4:85525100 [ 1346.149123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.149239][ T32] r10:00000000 r9:85525100 r8:80287e08 r7:eb8f1e60 r6:85525200 r5:8555ec00 [ 1346.149293][ T32] r4:00000001 [ 1346.149356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.149446][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1346.149509][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.149600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.149667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.149733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.149787][ T32] r4:854aac00 [ 1346.150448][ T32] INFO: task kworker/1:667:5378 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.150533][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.150711][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.150815][ T32] Call trace: [ 1346.150921][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.151048][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.151123][ T32] r4:00000000 [ 1346.151208][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.151324][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.151420][ T32] 9d20: a4050000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.151498][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.151587][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.151653][ T32] r5:800d0113 r4:80239bb0 [ 1346.151702][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.151805][ T32] r4:82ac21e4 [ 1346.151876][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.151987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.152040][ T32] r4:e0029dc0 [ 1346.152110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.152231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.152302][ T32] r4:00000000 [ 1346.152371][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.182846][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.182946][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.183047][ T32] r5:00001000 r4:dfe13000 [ 1346.183074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.183122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.183169][ T32] r5:84aebb8c r4:84aeb800 [ 1346.183214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.183297][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.183324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.183401][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.183446][ T32] r4:849a8000 [ 1346.183502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.183634][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.183690][ T32] r4:00000001 [ 1346.183743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.183838][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.183910][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.184003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.184079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.184188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.184270][ T32] r4:8462f100 [ 1346.184353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.184436][ T32] INFO: task kworker/1:668:5380 blocked for more than 472 seconds. [ 1346.184509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.184576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.184664][ T32] task:kworker/1:668 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.184829][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.184937][ T32] Call trace: [ 1346.185019][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.185145][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000113 r6:eb9b9d8c r5:85416000 [ 1346.185208][ T32] r4:85416000 [ 1346.185260][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.185380][ T32] r5:85416000 r4:8291a680 [ 1346.185434][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.185527][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.185636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1346.185688][ T32] r4:00000000 [ 1346.185735][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.185820][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.185922][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.186029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551d780 [ 1346.186088][ T32] r4:00000000 [ 1346.186135][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.186242][ T32] r9:83018205 r8:85416000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1346.186310][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.186410][ T32] r5:00001000 r4:eb87d000 [ 1346.186457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.186555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.186654][ T32] r5:855e4f8c r4:855e4c00 [ 1346.186702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.186813][ T32] r7:ddde2d80 r6:83018200 r5:855e4f8c r4:85525280 [ 1346.186866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.186979][ T32] r10:61c88647 r9:85416000 r8:855252ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.187057][ T32] r4:85525280 [ 1346.187121][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.187229][ T32] r10:00000000 r9:85525280 r8:80287e08 r7:eb8c1e60 r6:85525180 r5:85416000 [ 1346.187283][ T32] r4:00000001 [ 1346.187330][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.187418][ T32] Exception stack(0xeb9b9fb0 to 0xeb9b9ff8) [ 1346.187492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.187578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.187647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.187718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.187797][ T32] r4:854aac00 [ 1346.188454][ T32] INFO: task kworker/1:668:5380 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.188564][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.188743][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.188845][ T32] Call trace: [ 1346.188934][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.189061][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.189118][ T32] r4:00000000 [ 1346.189181][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.189281][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.189354][ T32] 9d20: a45cf000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.189430][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.189493][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.189563][ T32] r5:800d0113 r4:80239bb0 [ 1346.189638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.189771][ T32] r4:82ac21e4 [ 1346.189828][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.189932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.189985][ T32] r4:e0029dc0 [ 1346.190030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.190135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.190188][ T32] r4:00000000 [ 1346.190236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.190344][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.190394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.190517][ T32] r5:00001000 r4:dfe13000 [ 1346.190584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.190681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.190803][ T32] r5:84aebb8c r4:84aeb800 [ 1346.190872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.190987][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.191041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.191154][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.191227][ T32] r4:849a8000 [ 1346.191300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.191418][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.191474][ T32] r4:00000001 [ 1346.191519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.191624][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.191689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.191758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.191846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.191938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.192009][ T32] r4:8462f100 [ 1346.192063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.192122][ T32] INFO: task kworker/0:455:5383 blocked for more than 472 seconds. [ 1346.192204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.192268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.192316][ T32] task:kworker/0:455 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.220256][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.220570][ T32] Call trace: [ 1346.220728][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.220882][ T32] r10:8291a684 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:85601800 [ 1346.220946][ T32] r4:85601800 [ 1346.220999][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.221104][ T32] r5:85601800 r4:8291a680 [ 1346.221157][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.221277][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.221390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1346.221462][ T32] r4:00000000 [ 1346.221516][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.221612][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.221706][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.221834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855126c0 [ 1346.221899][ T32] r4:00000000 [ 1346.221953][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.222072][ T32] r9:83018005 r8:85601800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.222130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.222234][ T32] r5:00001000 r4:eb569000 [ 1346.222288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.222387][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.226937][ T32] r5:855a1f8c r4:855a1c00 [ 1346.226979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.227046][ T32] r7:dddced80 r6:83018000 r5:855a1f8c r4:8550e000 [ 1346.227070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.227123][ T32] r10:61c88647 r9:85601800 r8:8550e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.227146][ T32] r4:8550e000 [ 1346.227167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.227219][ T32] r10:00000000 r9:8550e000 r8:80287e08 r7:eb9c5e60 r6:85525300 r5:85601800 [ 1346.227266][ T32] r4:00000001 [ 1346.227292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.227335][ T32] Exception stack(0xeb9d9fb0 to 0xeb9d9ff8) [ 1346.227368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.227398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.227426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.227457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.227480][ T32] r4:855127c0 [ 1346.227904][ T32] INFO: task kworker/0:455:5383 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.227946][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.228020][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.228070][ T32] Call trace: [ 1346.228129][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.228189][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.228215][ T32] r4:00000000 [ 1346.228235][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.228300][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.228358][ T32] 9d20: a47c8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.228393][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.228420][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.228448][ T32] r5:800d0113 r4:80239bb0 [ 1346.228469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.228516][ T32] r4:82ac21e4 [ 1346.228542][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.228591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.228615][ T32] r4:e0029dc0 [ 1346.228675][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.228728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.228752][ T32] r4:00000000 [ 1346.228785][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.228841][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.228876][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.228951][ T32] r5:00001000 r4:dfe13000 [ 1346.228976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.229020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.229065][ T32] r5:84aebb8c r4:84aeb800 [ 1346.229085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.229136][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.229157][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.229209][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.229234][ T32] r4:849a8000 [ 1346.229253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.229304][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.229352][ T32] r4:00000001 [ 1346.229399][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.229474][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.229506][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.229541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.229572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.229605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.229640][ T32] r4:8462f100 [ 1346.229666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.229706][ T32] INFO: task kworker/0:456:5385 blocked for more than 472 seconds. [ 1346.229741][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.229778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.229805][ T32] task:kworker/0:456 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.229880][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.229924][ T32] Call trace: [ 1346.229985][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.230070][ T32] r10:8291a684 r9:eb9e1d84 r8:00000002 r7:60000013 r6:eb9e1d8c r5:85600000 [ 1346.230104][ T32] r4:85600000 [ 1346.230127][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.230200][ T32] r5:85600000 r4:8291a680 [ 1346.230225][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.230292][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.230345][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 1346.230369][ T32] r4:00000000 [ 1346.230389][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.230475][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.230519][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.230571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512c40 [ 1346.230597][ T32] r4:00000000 [ 1346.230618][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.230667][ T32] r9:83018005 r8:85600000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1346.230713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.230771][ T32] r5:00001000 r4:eb6e3000 [ 1346.230792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.230835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.230880][ T32] r5:855a2f8c r4:855a2c00 [ 1346.230900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.230965][ T32] r7:dddced80 r6:83018000 r5:855a2f8c r4:8550e100 [ 1346.230990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.231041][ T32] r10:61c88647 r9:85600000 r8:8550e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.231098][ T32] r4:8550e100 [ 1346.231147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.231205][ T32] r10:00000000 r9:8550e100 r8:80287e08 r7:eb9d9e60 r6:85525380 r5:85600000 [ 1346.231256][ T32] r4:00000001 [ 1346.231279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.231382][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1346.231445][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.231500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.231565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.231630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.231673][ T32] r4:855124c0 [ 1346.231979][ T32] INFO: task kworker/0:456:5385 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.232071][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.232213][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.232304][ T32] Call trace: [ 1346.232368][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.232525][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.245275][ T32] r4:00000000 [ 1346.245317][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.245383][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.245422][ T32] 9d20: a4a3f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.245459][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.245513][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.245549][ T32] r5:800d0113 r4:80239bb0 [ 1346.245584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.245646][ T32] r4:82ac21e4 [ 1346.245690][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.245741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.245767][ T32] r4:e0029dc0 [ 1346.245789][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.245851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.245880][ T32] r4:00000000 [ 1346.245901][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.245953][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.245987][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.246092][ T32] r5:00001000 r4:dfe13000 [ 1346.246126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.246205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.246258][ T32] r5:84aebb8c r4:84aeb800 [ 1346.246372][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.246484][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.246534][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.246644][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.246697][ T32] r4:849a8000 [ 1346.246737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.246837][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.246925][ T32] r4:00000001 [ 1346.246986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.247075][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.247128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.247218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.247279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.247355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.247396][ T32] r4:8462f100 [ 1346.247423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.247479][ T32] INFO: task kworker/0:457:5386 blocked for more than 472 seconds. [ 1346.247517][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.247550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.247574][ T32] task:kworker/0:457 state:D stack:0 pid:5386 tgid:5386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.247653][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.247767][ T32] Call trace: [ 1346.247878][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.247958][ T32] r10:8291a684 r9:eb9e5d84 r8:00000002 r7:60000013 r6:eb9e5d8c r5:85603000 [ 1346.247986][ T32] r4:85603000 [ 1346.248032][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.248180][ T32] r5:85603000 r4:8291a680 [ 1346.248204][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.248320][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.248376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e5e08 [ 1346.248401][ T32] r4:00000000 [ 1346.248424][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.248532][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.248587][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.248712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512880 [ 1346.248752][ T32] r4:00000000 [ 1346.248796][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.248878][ T32] r9:83018005 r8:85603000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.248907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.248978][ T32] r5:00001000 r4:eb697000 [ 1346.249006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.249051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.249097][ T32] r5:855a238c r4:855a2000 [ 1346.249120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.249168][ T32] r7:dddced80 r6:83018000 r5:855a238c r4:8550e180 [ 1346.249189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.249263][ T32] r10:61c88647 r9:85603000 r8:8550e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.249386][ T32] r4:8550e180 [ 1346.249409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.249461][ T32] r10:00000000 r9:8550e180 r8:80287e08 r7:eb9e1e60 r6:85525400 r5:85603000 [ 1346.249484][ T32] r4:00000001 [ 1346.249504][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.249548][ T32] Exception stack(0xeb9e5fb0 to 0xeb9e5ff8) [ 1346.249600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.249637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.249691][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.249750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.249801][ T32] r4:855124c0 [ 1346.250118][ T32] INFO: task kworker/0:457:5386 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.250178][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.250245][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.250300][ T32] Call trace: [ 1346.250360][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.250416][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.250440][ T32] r4:00000000 [ 1346.250460][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.250527][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.250566][ T32] 9d20: a4a3f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.250599][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.250627][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.250652][ T32] r5:800d0113 r4:80239bb0 [ 1346.250697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.250745][ T32] r4:82ac21e4 [ 1346.250766][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.250812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.250912][ T32] r4:e0029dc0 [ 1346.250970][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.251021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.251045][ T32] r4:00000000 [ 1346.251084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.251139][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.251161][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.251205][ T32] r5:00001000 r4:dfe13000 [ 1346.251225][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.251292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.251343][ T32] r5:84aebb8c r4:84aeb800 [ 1346.251364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.251438][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.251464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.251522][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.251579][ T32] r4:849a8000 [ 1346.251602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.251669][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.251697][ T32] r4:00000001 [ 1346.251722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.251762][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.251790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.251821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.251849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.251882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.251954][ T32] r4:8462f100 [ 1346.251980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.252005][ T32] INFO: task kworker/0:458:5388 blocked for more than 472 seconds. [ 1346.252034][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.252058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.252079][ T32] task:kworker/0:458 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.252125][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.252191][ T32] Call trace: [ 1346.252237][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.252296][ T32] r10:8291a684 r9:eb9f1d84 r8:00000002 r7:60000013 r6:eb9f1d8c r5:85602400 [ 1346.252322][ T32] r4:85602400 [ 1346.252342][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.252387][ T32] r5:85602400 r4:8291a680 [ 1346.252433][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.273017][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.273194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f1e08 [ 1346.273234][ T32] r4:00000000 [ 1346.273286][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.273338][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.273407][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.273461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855129c0 [ 1346.273486][ T32] r4:00000000 [ 1346.273506][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.273568][ T32] r9:83018005 r8:85602400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1346.273593][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.273644][ T32] r5:00001000 r4:eb6b7000 [ 1346.273705][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.273803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.273854][ T32] r5:855a278c r4:855a2400 [ 1346.273877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.273948][ T32] r7:dddced80 r6:83018000 r5:855a278c r4:8550e280 [ 1346.274003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.274104][ T32] r10:61c88647 r9:85602400 r8:8550e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.274155][ T32] r4:8550e280 [ 1346.274179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.274257][ T32] r10:00000000 r9:8550e280 r8:80287e08 r7:eb9e1e60 r6:85525480 r5:85602400 [ 1346.274358][ T32] r4:00000001 [ 1346.274393][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.274465][ T32] Exception stack(0xeb9f1fb0 to 0xeb9f1ff8) [ 1346.274543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.274580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.274613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.274646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.274670][ T32] r4:85512840 [ 1346.275152][ T32] INFO: task kworker/0:458:5388 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.275198][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.275345][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.275401][ T32] Call trace: [ 1346.275433][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.275489][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.275513][ T32] r4:00000000 [ 1346.275547][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.275599][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.275645][ T32] 9d20: a4d46000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.275680][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.275708][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.275733][ T32] r5:800d0113 r4:80239bb0 [ 1346.275777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.275837][ T32] r4:82ac21e4 [ 1346.275882][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.275934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.275982][ T32] r4:e0029dc0 [ 1346.276006][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.276055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.276094][ T32] r4:00000000 [ 1346.276125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.276176][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.276199][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.276244][ T32] r5:00001000 r4:dfe13000 [ 1346.276265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.276307][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.276353][ T32] r5:84aebb8c r4:84aeb800 [ 1346.276395][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.276471][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.276494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.276555][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.276681][ T32] r4:849a8000 [ 1346.276747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.276858][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.276914][ T32] r4:00000001 [ 1346.276940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.277017][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.277060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.277093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.277122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.277153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.277199][ T32] r4:8462f100 [ 1346.277238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.277314][ T32] INFO: task kworker/0:459:5390 blocked for more than 472 seconds. [ 1346.277354][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.277382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.277416][ T32] task:kworker/0:459 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.277493][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.277595][ T32] Call trace: [ 1346.277628][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.277682][ T32] r10:8291a684 r9:eb9cdd84 r8:00000002 r7:60000113 r6:eb9cdd8c r5:84953000 [ 1346.277730][ T32] r4:84953000 [ 1346.277778][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.277937][ T32] r5:84953000 r4:8291a680 [ 1346.277962][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.278006][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.278054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 [ 1346.278102][ T32] r4:00000000 [ 1346.278125][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.278191][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.278258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.278309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512b00 [ 1346.278333][ T32] r4:00000000 [ 1346.278354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.278402][ T32] r9:83018005 r8:84953000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.278425][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.278469][ T32] r5:00001000 r4:eb6cb000 [ 1346.278489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.278531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.278584][ T32] r5:855a2b8c r4:855a2800 [ 1346.278604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.278661][ T32] r7:dddced80 r6:83018000 r5:855a2b8c r4:8550e300 [ 1346.278709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.278764][ T32] r10:61c88647 r9:84953000 r8:8550e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.278807][ T32] r4:8550e300 [ 1346.278854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.278968][ T32] r10:00000000 r9:8550e300 r8:80287e08 r7:eb9e1e60 r6:8550e380 r5:84953000 [ 1346.279030][ T32] r4:00000001 [ 1346.279087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.279193][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1346.279228][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.279259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.279311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.279358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.279416][ T32] r4:85512900 [ 1346.279719][ T32] INFO: task kworker/0:459:5390 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.279811][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.279964][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.280084][ T32] Call trace: [ 1346.280146][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.280262][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.280328][ T32] r4:00000000 [ 1346.280356][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.280405][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.280461][ T32] 9d20: a4d46000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.280496][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.280548][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.280607][ T32] r5:800d0113 r4:80239bb0 [ 1346.280674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.280765][ T32] r4:82ac21e4 [ 1346.280809][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.280910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.280959][ T32] r4:e0029dc0 [ 1346.281002][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.281094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.281151][ T32] r4:00000000 [ 1346.281196][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.281262][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.281284][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.281331][ T32] r5:00001000 r4:dfe13000 [ 1346.281377][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.281426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.281473][ T32] r5:84aebb8c r4:84aeb800 [ 1346.281494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.281562][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.281587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.281639][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.281662][ T32] r4:849a8000 [ 1346.281682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.281734][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.281771][ T32] r4:00000001 [ 1346.281799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.281840][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.281879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.281946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.282002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.282036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.282070][ T32] r4:8462f100 [ 1346.282118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.282147][ T32] INFO: task kworker/0:460:5392 blocked for more than 472 seconds. [ 1346.282176][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.282212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.282236][ T32] task:kworker/0:460 state:D stack:0 pid:5392 tgid:5392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.282300][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.282370][ T32] Call trace: [ 1346.282449][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.299897][ T32] r10:8291a684 r9:eb9f5d84 r8:00000002 r7:60000013 r6:eb9f5d8c r5:84954800 [ 1346.299942][ T32] r4:84954800 [ 1346.299967][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.300036][ T32] r5:84954800 r4:8291a680 [ 1346.300082][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.300133][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.300187][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 [ 1346.300213][ T32] r4:00000000 [ 1346.300235][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.300274][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.300316][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.300362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512e00 [ 1346.300385][ T32] r4:00000000 [ 1346.300406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.300484][ T32] r9:83018005 r8:84954800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.300513][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.300593][ T32] r5:00001000 r4:eb7c7000 [ 1346.300645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.300710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.300772][ T32] r5:855a338c r4:855a3000 [ 1346.300806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.300961][ T32] r7:dddced80 r6:83018000 r5:855a338c r4:8550e080 [ 1346.300990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.301045][ T32] r10:61c88647 r9:84954800 r8:8550e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.301068][ T32] r4:8550e080 [ 1346.301137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.301217][ T32] r10:00000000 r9:8550e080 r8:80287e08 r7:eb9e1e60 r6:8550e480 r5:84954800 [ 1346.301252][ T32] r4:00000001 [ 1346.301272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.301315][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1346.301396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.301432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.301461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.301492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.301515][ T32] r4:85512d40 [ 1346.302049][ T32] INFO: task kworker/0:460:5392 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.302130][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.302270][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.302348][ T32] Call trace: [ 1346.302385][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.318424][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.318587][ T32] r4:00000000 [ 1346.318635][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.318740][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.318803][ T32] 9d20: a5498000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.318906][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.318960][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.319008][ T32] r5:800d0113 r4:80239bb0 [ 1346.319067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.319152][ T32] r4:82ac21e4 [ 1346.319206][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.319292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.319350][ T32] r4:e0029dc0 [ 1346.319419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.319507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.319556][ T32] r4:00000000 [ 1346.319594][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.319680][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.319737][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.319826][ T32] r5:00001000 r4:dfe13000 [ 1346.319866][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.319954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.320047][ T32] r5:84aebb8c r4:84aeb800 [ 1346.320101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.320194][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.320241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.320330][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.320373][ T32] r4:849a8000 [ 1346.320410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.320496][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.320546][ T32] r4:00000001 [ 1346.320584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.320671][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.320737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.320797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.320848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.320920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.320993][ T32] r4:8462f100 [ 1346.321049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.321104][ T32] INFO: task kworker/0:461:5395 blocked for more than 472 seconds. [ 1346.321169][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.321217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.321258][ T32] task:kworker/0:461 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.321373][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.321493][ T32] Call trace: [ 1346.321563][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.321620][ T32] r10:8291a684 r9:eb9f9d84 r8:00000002 r7:60000013 r6:eb9f9d8c r5:84955400 [ 1346.321645][ T32] r4:84955400 [ 1346.321712][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.321816][ T32] r5:84955400 r4:8291a680 [ 1346.321875][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.321971][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.322041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 1346.322095][ T32] r4:00000000 [ 1346.322131][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.322181][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.322260][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.322311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85512e80 [ 1346.322335][ T32] r4:00000000 [ 1346.322357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.322406][ T32] r9:83018005 r8:84955400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1346.322512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.331877][ T32] r5:00001000 r4:eb7d3000 [ 1346.331939][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.332054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.332169][ T32] r5:855a378c r4:855a3400 [ 1346.332222][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.332332][ T32] r7:dddced80 r6:83018000 r5:855a378c r4:8550e200 [ 1346.332382][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.332936][ T32] r10:61c88647 r9:84955400 r8:8550e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.332976][ T32] r4:8550e200 [ 1346.333000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.333064][ T32] r10:00000000 r9:8550e200 r8:80287e08 r7:eb9f5e60 r6:8550e500 r5:84955400 [ 1346.333089][ T32] r4:00000001 [ 1346.333110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.333151][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1346.333208][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.333266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.333298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.333332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.333381][ T32] r4:85512dc0 [ 1346.333975][ T32] INFO: task kworker/0:461:5395 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.334056][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.334211][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.334320][ T32] Call trace: [ 1346.334398][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.334542][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.334619][ T32] r4:00000000 [ 1346.334681][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.334777][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.334840][ T32] 9d20: a5498000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.334905][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.334960][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.335029][ T32] r5:800d0113 r4:80239bb0 [ 1346.335069][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.335180][ T32] r4:82ac21e4 [ 1346.335209][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.335260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.335308][ T32] r4:e0029dc0 [ 1346.335331][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.335403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.335449][ T32] r4:00000000 [ 1346.335500][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.335562][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.335592][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.335641][ T32] r5:00001000 r4:dfe13000 [ 1346.335662][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.335729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.335782][ T32] r5:84aebb8c r4:84aeb800 [ 1346.335852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.335914][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.335937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.336013][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.336052][ T32] r4:849a8000 [ 1346.336119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.336178][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.336226][ T32] r4:00000001 [ 1346.336250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.336291][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.336332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.336422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.336457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.336522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.336580][ T32] r4:8462f100 [ 1346.336655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.336753][ T32] INFO: task kworker/0:462:5397 blocked for more than 472 seconds. [ 1346.336828][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.336909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.336961][ T32] task:kworker/0:462 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.337075][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.337182][ T32] Call trace: [ 1346.337254][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.337342][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:84956000 [ 1346.337371][ T32] r4:84956000 [ 1346.337416][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.337493][ T32] r5:84956000 r4:8291a680 [ 1346.337540][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.337620][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.337736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1346.337790][ T32] r4:00000000 [ 1346.337836][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.337905][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.337982][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.338035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a440 [ 1346.338060][ T32] r4:00000000 [ 1346.338081][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.338200][ T32] r9:83018005 r8:84956000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1346.338254][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.338316][ T32] r5:00001000 r4:eb841000 [ 1346.338345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.338413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.338460][ T32] r5:855e478c r4:855e4400 [ 1346.338505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.338588][ T32] r7:dddced80 r6:83018000 r5:855e478c r4:8550e580 [ 1346.338640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.338734][ T32] r10:61c88647 r9:84956000 r8:8550e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.338803][ T32] r4:8550e580 [ 1346.338831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.338883][ T32] r10:00000000 r9:8550e580 r8:80287e08 r7:eb9f9e60 r6:8550e680 r5:84956000 [ 1346.338906][ T32] r4:00000001 [ 1346.338925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.338963][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1346.338994][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.339047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.339122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.339183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.339212][ T32] r4:85512ec0 [ 1346.339454][ T32] INFO: task kworker/0:462:5397 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.339496][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.339671][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.339748][ T32] Call trace: [ 1346.339804][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.339900][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.339928][ T32] r4:00000000 [ 1346.339973][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.340066][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.340110][ T32] 9d20: a5498000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.340208][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.340281][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.340336][ T32] r5:800d0113 r4:80239bb0 [ 1346.340401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.340510][ T32] r4:82ac21e4 [ 1346.340547][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.340599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.340660][ T32] r4:e0029dc0 [ 1346.340738][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.340826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.340875][ T32] r4:00000000 [ 1346.340905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.340985][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.341011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.341083][ T32] r5:00001000 r4:dfe13000 [ 1346.341133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.341183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.341258][ T32] r5:84aebb8c r4:84aeb800 [ 1346.341301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.341420][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.341465][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.341571][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.341668][ T32] r4:849a8000 [ 1346.341740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.341833][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.341874][ T32] r4:00000001 [ 1346.341909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.341953][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.341984][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.342038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.342155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.342213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.342251][ T32] r4:8462f100 [ 1346.342298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.342328][ T32] INFO: task kworker/0:463:5398 blocked for more than 472 seconds. [ 1346.342358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.342384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.342431][ T32] task:kworker/0:463 state:D stack:0 pid:5398 tgid:5398 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.375784][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.375868][ T32] Call trace: [ 1346.375928][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.376013][ T32] r10:8291a684 r9:eb9d1d84 r8:00000002 r7:60000013 r6:eb9d1d8c r5:84956c00 [ 1346.376043][ T32] r4:84956c00 [ 1346.376067][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.376139][ T32] r5:84956c00 r4:8291a680 [ 1346.376165][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.376210][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.376329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d1e08 [ 1346.376357][ T32] r4:00000000 [ 1346.376377][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.376416][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.376456][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.376502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85498f40 [ 1346.376526][ T32] r4:00000000 [ 1346.376552][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.376604][ T32] r9:83018005 r8:84956c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.376679][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.376732][ T32] r5:00001000 r4:eb7e7000 [ 1346.376754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.376796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.376841][ T32] r5:855a3b8c r4:855a3800 [ 1346.376862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.376914][ T32] r7:dddced80 r6:83018000 r5:855a3b8c r4:8550e400 [ 1346.376935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.376985][ T32] r10:61c88647 r9:84956c00 r8:8550e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.377009][ T32] r4:8550e400 [ 1346.377028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.377078][ T32] r10:00000000 r9:8550e400 r8:80287e08 r7:eb9fde60 r6:8550e600 r5:84956c00 [ 1346.377123][ T32] r4:00000001 [ 1346.377148][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.377191][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1346.377222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.377364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.377401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.377479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.377508][ T32] r4:85512ec0 [ 1346.378016][ T32] INFO: task kworker/0:463:5398 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.378101][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.378248][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.378315][ T32] Call trace: [ 1346.378347][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.378405][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.378430][ T32] r4:00000000 [ 1346.378449][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.378552][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.378629][ T32] 9d20: a5d63000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.378698][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.378768][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.378847][ T32] r5:800d0113 r4:80239bb0 [ 1346.378903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.378960][ T32] r4:82ac21e4 [ 1346.379017][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.379077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.379106][ T32] r4:e0029dc0 [ 1346.379146][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.379196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.379254][ T32] r4:00000000 [ 1346.379279][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.379329][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.379375][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.379446][ T32] r5:00001000 r4:dfe13000 [ 1346.379492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.379567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.379667][ T32] r5:84aebb8c r4:84aeb800 [ 1346.379693][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.379751][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.379774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.379860][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.379912][ T32] r4:849a8000 [ 1346.379952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.380065][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.380127][ T32] r4:00000001 [ 1346.380201][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.380288][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.380358][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.380428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.380485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.380560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.380611][ T32] r4:8462f100 [ 1346.380688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.380757][ T32] INFO: task kworker/0:464:5401 blocked for more than 472 seconds. [ 1346.380827][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.380892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.380939][ T32] task:kworker/0:464 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.381029][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.381126][ T32] Call trace: [ 1346.381196][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.381305][ T32] r10:8291a684 r9:eba05d84 r8:00000002 r7:60000013 r6:eba05d8c r5:85540000 [ 1346.381355][ T32] r4:85540000 [ 1346.381383][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.381431][ T32] r5:85540000 r4:8291a680 [ 1346.381452][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.381515][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.381595][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 [ 1346.381620][ T32] r4:00000000 [ 1346.381640][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.381703][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.381765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.381821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a040 [ 1346.381845][ T32] r4:00000000 [ 1346.381865][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.381936][ T32] r9:83018005 r8:85540000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.381961][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.382039][ T32] r5:00001000 r4:eb809000 [ 1346.382083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.382167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.382288][ T32] r5:855a3f8c r4:855a3c00 [ 1346.382337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.382510][ T32] r7:dddced80 r6:83018000 r5:855a3f8c r4:8550e700 [ 1346.390329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.390472][ T32] r10:61c88647 r9:85540000 r8:8550e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.390528][ T32] r4:8550e700 [ 1346.390578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.390687][ T32] r10:00000000 r9:8550e700 r8:80287e08 r7:eb9fde60 r6:8550e880 r5:85540000 [ 1346.390743][ T32] r4:00000001 [ 1346.390788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.390874][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) [ 1346.390938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.391005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.391060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.391120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.391196][ T32] r4:8565a100 [ 1346.391560][ T32] INFO: task kworker/0:464:5401 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.391619][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.391728][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.391779][ T32] Call trace: [ 1346.391845][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.391984][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.392088][ T32] r4:00000000 [ 1346.392141][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.392199][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.392270][ T32] 9d20: a5d63000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.392393][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.402925][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.403034][ T32] r5:800d0113 r4:80239bb0 [ 1346.403114][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.403224][ T32] r4:82ac21e4 [ 1346.403256][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.403331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.403359][ T32] r4:e0029dc0 [ 1346.403403][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.403485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.403545][ T32] r4:00000000 [ 1346.403605][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.403718][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.403766][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.403825][ T32] r5:00001000 r4:dfe13000 [ 1346.403880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.403929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.404005][ T32] r5:84aebb8c r4:84aeb800 [ 1346.404032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.404085][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.404132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.404212][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.404315][ T32] r4:849a8000 [ 1346.404358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.404423][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.404594][ T32] r4:00000001 [ 1346.404640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.404706][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.404762][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.404794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.404955][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.404990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.405016][ T32] r4:8462f100 [ 1346.405068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.405100][ T32] INFO: task kworker/0:465:5402 blocked for more than 472 seconds. [ 1346.405133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.405234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.405297][ T32] task:kworker/0:465 state:D stack:0 pid:5402 tgid:5402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.405421][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.405504][ T32] Call trace: [ 1346.405612][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.405698][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000013 r6:eba09d8c r5:85540c00 [ 1346.405814][ T32] r4:85540c00 [ 1346.405840][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.405963][ T32] r5:85540c00 r4:8291a680 [ 1346.405987][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.406051][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.406150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1346.406224][ T32] r4:00000000 [ 1346.406276][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.406376][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.406443][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.406493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a240 [ 1346.406542][ T32] r4:00000000 [ 1346.406583][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.406643][ T32] r9:83018005 r8:85540c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.406691][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.406742][ T32] r5:00001000 r4:eb833000 [ 1346.406788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.406901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.406977][ T32] r5:855e438c r4:855e4000 [ 1346.407001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.407079][ T32] r7:dddced80 r6:83018000 r5:855e438c r4:8550e780 [ 1346.407102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.407176][ T32] r10:61c88647 r9:85540c00 r8:8550e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.407209][ T32] r4:8550e780 [ 1346.407231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.407319][ T32] r10:00000000 r9:8550e780 r8:80287e08 r7:eb9fde60 r6:8550e980 r5:85540c00 [ 1346.407370][ T32] r4:00000001 [ 1346.407412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.407486][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1346.407571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.407639][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.407719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.407788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.407871][ T32] r4:8565a340 [ 1346.408345][ T32] INFO: task kworker/0:465:5402 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.408403][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.408554][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.408720][ T32] Call trace: [ 1346.408807][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.408925][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.408980][ T32] r4:00000000 [ 1346.409027][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.409116][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.409185][ T32] 9d20: a5edc000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.409274][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.409322][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.409372][ T32] r5:800d0113 r4:80239bb0 [ 1346.409411][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.409499][ T32] r4:82ac21e4 [ 1346.409528][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.409585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.409624][ T32] r4:e0029dc0 [ 1346.409655][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.409725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.409758][ T32] r4:00000000 [ 1346.409801][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.409878][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.409906][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.409954][ T32] r5:00001000 r4:dfe13000 [ 1346.410268][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.410316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.410385][ T32] r5:84aebb8c r4:84aeb800 [ 1346.410415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.410557][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.410588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.410647][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.410697][ T32] r4:849a8000 [ 1346.410721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.410812][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.410863][ T32] r4:00000001 [ 1346.410904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.410983][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.411051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.411131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.411226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.411296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.411349][ T32] r4:8462f100 [ 1346.411389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.411449][ T32] INFO: task kworker/0:466:5405 blocked for more than 472 seconds. [ 1346.411546][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.411600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.411639][ T32] task:kworker/0:466 state:D stack:0 pid:5405 tgid:5405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.411752][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.411981][ T32] Call trace: [ 1346.412040][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.412096][ T32] r10:8291a684 r9:eba0dd84 r8:00000002 r7:60000113 r6:eba0dd8c r5:85543000 [ 1346.412146][ T32] r4:85543000 [ 1346.412173][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.412221][ T32] r5:85543000 r4:8291a680 [ 1346.412341][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.412387][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.434935][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 [ 1346.435068][ T32] r4:00000000 [ 1346.435099][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.435586][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.436131][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.436186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a680 [ 1346.436531][ T32] r4:00000000 [ 1346.436597][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.436694][ T32] r9:83018005 r8:85543000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1346.436720][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.436804][ T32] r5:00001000 r4:eb867000 [ 1346.436830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.436874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.436920][ T32] r5:855e4b8c r4:855e4800 [ 1346.436969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.437064][ T32] r7:dddced80 r6:83018000 r5:855e4b8c r4:8550e800 [ 1346.437091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.437143][ T32] r10:61c88647 r9:85543000 r8:8550e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.437197][ T32] r4:8550e800 [ 1346.437221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.437275][ T32] r10:00000000 r9:8550e800 r8:80287e08 r7:eb9fde60 r6:8550ea80 r5:85543000 [ 1346.437328][ T32] r4:00000001 [ 1346.437381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.437465][ T32] Exception stack(0xeba0dfb0 to 0xeba0dff8) [ 1346.437505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.437568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.437671][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.437707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.437730][ T32] r4:8565a400 [ 1346.438082][ T32] INFO: task kworker/0:466:5405 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.438175][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.438282][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.438365][ T32] Call trace: [ 1346.438436][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.438499][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.438527][ T32] r4:00000000 [ 1346.438571][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.438672][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.438707][ T32] 9d20: a61ce000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.438741][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.438782][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.438817][ T32] r5:800d0113 r4:80239bb0 [ 1346.438839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.438885][ T32] r4:82ac21e4 [ 1346.438905][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.438951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.438996][ T32] r4:e0029dc0 [ 1346.439020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.439069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.439191][ T32] r4:00000000 [ 1346.439232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.439328][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.439354][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.439401][ T32] r5:00001000 r4:dfe13000 [ 1346.439427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.439502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.439666][ T32] r5:84aebb8c r4:84aeb800 [ 1346.439772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.439895][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.440010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.440066][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.440090][ T32] r4:849a8000 [ 1346.440299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.440355][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.440379][ T32] r4:00000001 [ 1346.440419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.440466][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.440495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.440525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.440561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.440619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.440684][ T32] r4:8462f100 [ 1346.440741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.440774][ T32] INFO: task kworker/0:467:5407 blocked for more than 472 seconds. [ 1346.440826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.440855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.441058][ T32] task:kworker/0:467 state:D stack:0 pid:5407 tgid:5407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.441110][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.441191][ T32] Call trace: [ 1346.441280][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.441338][ T32] r10:8291a684 r9:eba11d84 r8:00000002 r7:60000113 r6:eba11d8c r5:85543c00 [ 1346.441412][ T32] r4:85543c00 [ 1346.441523][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.441638][ T32] r5:85543c00 r4:8291a680 [ 1346.441664][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.441714][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.441765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1346.441793][ T32] r4:00000000 [ 1346.441814][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.442141][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.442184][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.442260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565a840 [ 1346.442285][ T32] r4:00000000 [ 1346.442388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.442766][ T32] r9:83018005 r8:85543c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1346.461927][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.462070][ T32] r5:00001000 r4:eaf83000 [ 1346.462115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.462229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.462341][ T32] r5:855e578c r4:855e5400 [ 1346.462443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.463032][ T32] r7:dddced80 r6:83018000 r5:855e578c r4:8550e900 [ 1346.463115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.463259][ T32] r10:61c88647 r9:85543c00 r8:8550e92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.463753][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.464970][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.465454][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1346.465752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1346.466286][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1346.466965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.467635][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.467725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.467795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.467840][ T32] r4:8462f100 [ 1346.467885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.467956][ T32] INFO: task kworker/1:669:5409 blocked for more than 472 seconds. [ 1346.468027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.468096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.468146][ T32] task:kworker/1:669 state:D stack:0 pid:5409 tgid:5409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.468254][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.468379][ T32] Call trace: [ 1346.468555][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.468678][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:85541800 [ 1346.468734][ T32] r4:85541800 [ 1346.468781][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.468879][ T32] r5:85541800 r4:8291a680 [ 1346.468923][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.469030][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.469133][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1346.469195][ T32] r4:00000000 [ 1346.469241][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.469319][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.469402][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.469495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551db00 [ 1346.469546][ T32] r4:00000000 [ 1346.469590][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.469691][ T32] r9:83018205 r8:85541800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1346.469740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.469829][ T32] r5:00001000 r4:eb897000 [ 1346.469892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.469992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.470149][ T32] r5:8427db8c r4:8427d800 [ 1346.470209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.470311][ T32] r7:ddde2d80 r6:83018200 r5:8427db8c r4:85525500 [ 1346.470354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.470449][ T32] r10:61c88647 r9:85541800 r8:8552552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.470560][ T32] r4:85525500 [ 1346.470627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.470780][ T32] r10:00000000 r9:85525500 r8:80287e08 r7:eb8c1e60 r6:8550ea00 r5:85541800 [ 1346.470813][ T32] r4:00000001 [ 1346.470835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.470875][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1346.470905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.470935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.470995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.471030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.471053][ T32] r4:8551d840 [ 1346.471308][ T32] INFO: task kworker/1:669:5409 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.471350][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.471485][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.471603][ T32] Call trace: [ 1346.471639][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.471709][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.471797][ T32] r4:00000000 [ 1346.471850][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.471939][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.472000][ T32] 9d20: a6704000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.472094][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.472151][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.472200][ T32] r5:800d0113 r4:80239bb0 [ 1346.472245][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.472336][ T32] r4:82ac21e4 [ 1346.472399][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.472484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.472511][ T32] r4:e0029dc0 [ 1346.503082][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.503259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.503289][ T32] r4:00000000 [ 1346.503311][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.503376][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.503433][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.503530][ T32] r5:00001000 r4:dfe13000 [ 1346.503583][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.503668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.503760][ T32] r5:84aebb8c r4:84aeb800 [ 1346.503790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.503936][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.503993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.504097][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.504148][ T32] r4:849a8000 [ 1346.504194][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.504295][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.504342][ T32] r4:00000001 [ 1346.504387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.504467][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.504539][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.504607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.504712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.504780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.504831][ T32] r4:8462f100 [ 1346.504878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.504939][ T32] INFO: task kworker/0:468:5411 blocked for more than 472 seconds. [ 1346.505000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.505053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.505081][ T32] task:kworker/0:468 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.505169][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.505231][ T32] Call trace: [ 1346.505304][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.505391][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:85545400 [ 1346.505419][ T32] r4:85545400 [ 1346.505464][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.505515][ T32] r5:85545400 r4:8291a680 [ 1346.505541][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.505690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 ** 6 printk messages dropped ** [ 1346.506108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.506627][ T32] r5:855e538c r4:855e5000 ** 1 printk messages dropped ** [ 1346.506790][ T32] r7:dddced80 r6:83018000 r5:855e538c r4:8550ec80 ** 4 printk messages dropped ** [ 1346.507039][ T32] r10:00000000 r9:8550ec80 r8:80287e08 r7:eba11e60 r6:8550eb00 r5:85545400 ** 7 printk messages dropped ** [ 1346.507533][ T32] r4:8565ac40 ** 4 printk messages dropped ** [ 1346.508268][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.508651][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1346.508947][ T32] r4:e0029dc0 ** 3 printk messages dropped ** [ 1346.509077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1346.509386][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1346.509614][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1346.509843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.510032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.510687][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.511106][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.511278][ T32] r5:00001000 r4:dfabd000 ** 2 printk messages dropped ** [ 1346.511384][ T32] r5:855d478c r4:855d4400 ** 3 printk messages dropped ** [ 1346.511525][ T32] r10:61c88647 r9:85544800 r8:855255ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1346.511831][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.512255][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.533504][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1346.533607][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.533635][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.533664][ T32] r5:800d0113 r4:80239bb0 [ 1346.533687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.533749][ T32] r4:82ac21e4 [ 1346.533807][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.533882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.533911][ T32] r4:e0029dc0 [ 1346.533931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.533981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.534064][ T32] r4:00000000 [ 1346.534089][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.534142][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.534165][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.534249][ T32] r5:00001000 r4:dfe13000 [ 1346.534273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.534350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.534437][ T32] r5:84aebb8c r4:84aeb800 [ 1346.534464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.534519][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.534547][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.534601][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.534657][ T32] r4:849a8000 [ 1346.534744][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.534829][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.534861][ T32] r4:00000001 [ 1346.534909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.534984][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.535018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.535050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.535079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.535111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.535135][ T32] r4:8462f100 [ 1346.535157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.535185][ T32] INFO: task kworker/1:671:5416 blocked for more than 473 seconds. [ 1346.535245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.535345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.535373][ T32] task:kworker/1:671 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.535431][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.535476][ T32] Call trace: [ 1346.535508][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.535569][ T32] r10:8291a684 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:85546000 [ 1346.535593][ T32] r4:85546000 [ 1346.535613][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.535703][ T32] r5:85546000 r4:8291a680 [ 1346.535731][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.535782][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.535886][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1346.535913][ T32] r4:00000000 [ 1346.535964][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.536005][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.536044][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.536120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f4c0 [ 1346.536147][ T32] r4:00000000 [ 1346.536167][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.536268][ T32] r9:83018205 r8:85546000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1346.536298][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.536345][ T32] r5:00001000 r4:eaea7000 [ 1346.536366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.536422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.536485][ T32] r5:855d5b8c r4:855d5800 [ 1346.536506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.536674][ T32] r7:ddde2d80 r6:83018200 r5:855d5b8c r4:85525680 [ 1346.536708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.536795][ T32] r10:61c88647 r9:85546000 r8:855256ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.536842][ T32] r4:85525680 [ 1346.536880][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.536975][ T32] r10:00000000 r9:85525680 r8:80287e08 r7:eb8c1e60 r6:8550ee80 r5:85546000 [ 1346.537015][ T32] r4:00000001 [ 1346.537038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.537079][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1346.537108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.537186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.537263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.537298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.537321][ T32] r4:8551ddc0 [ 1346.537886][ T32] INFO: task kworker/1:671:5416 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.538041][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.538168][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.538285][ T32] Call trace: [ 1346.538405][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.538602][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.538661][ T32] r4:00000000 [ 1346.538702][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.538784][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.538885][ T32] 9d20: a7053000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.538955][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.539015][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.539068][ T32] r5:800d0113 r4:80239bb0 [ 1346.539113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.539210][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.539427][ T32] r4:e0029dc0 ** 3 printk messages dropped ** [ 1346.539671][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1346.540457][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1346.541045][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.541365][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.541803][ T32] task:kworker/1:672 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.578159][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 ** 5 printk messages dropped ** [ 1346.578681][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.579174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.579512][ T32] r7:ddde2d80 r6:83018200 r5:855d4f8c r4:85525600 ** 2 printk messages dropped ** [ 1346.579764][ T32] r4:85525600 ** 7 printk messages dropped ** [ 1346.580382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.581655][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.582304][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1346.593485][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1346.594525][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 9 printk messages dropped ** [ 1346.595426][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1346.595614][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.595666][ T32] r4:00000001 [ 1346.595711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.595973][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.596064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.596163][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.596275][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.596394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.596458][ T32] r4:8462f100 [ 1346.596512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.596605][ T32] INFO: task kworker/0:469:5419 blocked for more than 473 seconds. [ 1346.596733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.596800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.596854][ T32] task:kworker/0:469 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.597000][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.597107][ T32] Call trace: [ 1346.597224][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.597414][ T32] r10:8291a684 r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:85542400 [ 1346.597493][ T32] r4:85542400 [ 1346.597544][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.597694][ T32] r5:85542400 r4:8291a680 [ 1346.597753][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.597859][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.597969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1346.598102][ T32] r4:00000000 [ 1346.598374][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.598474][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.598567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.598671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f5fc0 [ 1346.598727][ T32] r4:00000000 [ 1346.598857][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.599021][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1346.599090][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.599188][ T32] r5:00001000 r4:eb013000 [ 1346.599241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.599340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.599446][ T32] r5:855e5b8c r4:855e5800 [ 1346.599498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.599647][ T32] r7:dddced80 r6:83018000 r5:855e5b8c r4:8550ef00 [ 1346.599721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.599879][ T32] r10:61c88647 r9:85542400 r8:8550ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.600053][ T32] r4:8550ef00 [ 1346.600118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.600223][ T32] r10:00000000 r9:8550ef00 r8:80287e08 r7:eba11e60 r6:8550ef80 r5:85542400 [ 1346.600386][ T32] r4:00000001 [ 1346.600443][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.600535][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1346.600611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.600743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.600849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.600964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.601025][ T32] r4:8565a940 [ 1346.601691][ T32] INFO: task kworker/0:469:5419 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.601773][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.601993][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.602166][ T32] Call trace: [ 1346.602249][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.602370][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.602446][ T32] r4:00000000 [ 1346.626198][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.626353][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.626434][ T32] 9d20: a793d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.626510][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.626604][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 1 printk messages dropped ** [ 1346.626739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1346.627529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.628486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.629059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.629778][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.630364][ T32] r5:85603c00 r4:8291a680 ** 4 printk messages dropped ** [ 1346.630771][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1346.631638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.632092][ T32] r10:61c88647 r9:85603c00 r8:8550edac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.653243][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.654476][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.655167][ T32] 9d20: a7a82000 ed729000 00000001 80239b98 7f565000 00000001 ** 8 printk messages dropped ** [ 1346.655977][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.656762][ T32] r5:84aebb8c r4:84aeb800 ** 5 printk messages dropped ** [ 1346.657243][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.657892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.658486][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.659203][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1346.659891][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.660416][ T32] r5:855e5f8c r4:855e5c00 [ 1346.660491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.660610][ T32] r7:dddced80 r6:83018000 r5:855e5f8c r4:854f3d00 [ 1346.660683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.660795][ T32] r10:61c88647 r9:85605400 r8:854f3d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.660860][ T32] r4:854f3d00 [ 1346.660911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.661025][ T32] r10:00000000 r9:854f3d00 r8:80287e08 r7:eba15e60 r6:85525700 r5:85605400 [ 1346.661082][ T32] r4:00000001 [ 1346.661131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.661239][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1346.661314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.661389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.661456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.661528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.661609][ T32] r4:855260c0 [ 1346.661993][ T32] INFO: task kworker/0:471:5424 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.662089][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.662262][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.662379][ T32] Call trace: [ 1346.693134][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.693381][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.693450][ T32] r4:00000000 [ 1346.693504][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.693627][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.693706][ T32] 9d20: a7ee3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.693781][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.693846][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.693907][ T32] r5:800d0113 r4:80239bb0 [ 1346.693958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.694061][ T32] r4:82ac21e4 [ 1346.694137][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.694252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.694309][ T32] r4:e0029dc0 [ 1346.694375][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.694494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.694560][ T32] r4:00000000 [ 1346.694615][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.694734][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.694790][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.694916][ T32] r5:00001000 r4:dfe13000 [ 1346.694988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.695087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.695194][ T32] r5:84aebb8c r4:84aeb800 [ 1346.695269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.695390][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.695462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.695622][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.695684][ T32] r4:849a8000 [ 1346.695736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.695851][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.695909][ T32] r4:00000001 [ 1346.695961][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.696050][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.696120][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.696214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.696290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.696365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.696423][ T32] r4:8462f100 [ 1346.696476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.696540][ T32] INFO: task kworker/0:472:5426 blocked for more than 473 seconds. [ 1346.696647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.696728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.696788][ T32] task:kworker/0:472 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.696914][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.697017][ T32] Call trace: [ 1346.697116][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.697240][ T32] r10:8291a684 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:85606000 [ 1346.697317][ T32] r4:85606000 [ 1346.697373][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.697499][ T32] r5:85606000 r4:8291a680 [ 1346.697566][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.697665][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.697798][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba35e08 [ 1346.697864][ T32] r4:00000000 [ 1346.697928][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.698027][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.698119][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.698229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526640 [ 1346.698287][ T32] r4:00000000 [ 1346.698338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1346.698883][ T32] r5:855e738c r4:855e7000 [ 1346.698953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.699323][ T32] r4:8552e000 ** 2 printk messages dropped ** [ 1346.699582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.699975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.701326][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 10 printk messages dropped ** [ 1346.702206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1346.723651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.724347][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1346.724956][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1346.725347][ T32] task:kworker/0:473 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.726324][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 ** 7 printk messages dropped ** [ 1346.726954][ T32] r9:83018005 r8:85604800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 4 printk messages dropped ** [ 1346.727364][ T32] r5:855e678c r4:855e6400 ** 3 printk messages dropped ** [ 1346.727770][ T32] r10:61c88647 r9:85604800 r8:8552e1ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.728435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.729636][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.730077][ T32] r4:00000000 [ 1346.730136][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.730223][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.730293][ T32] 9d20: a80ee000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.730387][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.730455][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.730516][ T32] r5:800d0113 r4:80239bb0 [ 1346.730597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.730728][ T32] r4:82ac21e4 [ 1346.730800][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.730909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.730965][ T32] r4:e0029dc0 [ 1346.731013][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.731117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.731170][ T32] r4:00000000 [ 1346.731219][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.731333][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.731385][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.731485][ T32] r5:00001000 r4:dfe13000 [ 1346.731537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.731650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.731755][ T32] r5:84aebb8c r4:84aeb800 [ 1346.731811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.731924][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.731975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.732108][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.732172][ T32] r4:849a8000 [ 1346.732233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.732355][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.732409][ T32] r4:00000001 [ 1346.732492][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.756003][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.756116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.756199][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.756314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.756413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.756477][ T32] r4:8462f100 [ 1346.756549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.756653][ T32] INFO: task kworker/0:474:5429 blocked for more than 473 seconds. [ 1346.756733][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.756795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.756850][ T32] task:kworker/0:474 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.756972][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.757090][ T32] Call trace: [ 1346.757168][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.757290][ T32] r10:8291a684 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:85606c00 [ 1346.757349][ T32] r4:85606c00 [ 1346.757402][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.757510][ T32] r5:85606c00 r4:8291a680 [ 1346.757574][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.757697][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.757828][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1346.757899][ T32] r4:00000000 [ 1346.757948][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.758038][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.758137][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.758248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526440 [ 1346.758305][ T32] r4:00000000 [ 1346.758356][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.758486][ T32] r9:83018005 r8:85606c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1346.758543][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.758685][ T32] r5:00001000 r4:eb375000 [ 1346.758747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.758872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.758982][ T32] r5:855e6b8c r4:855e6800 [ 1346.759039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.759160][ T32] r7:dddced80 r6:83018000 r5:855e6b8c r4:8552e080 [ 1346.759216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.759353][ T32] r10:61c88647 r9:85606c00 r8:8552e0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.759452][ T32] r4:8552e080 [ 1346.759529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.759660][ T32] r10:00000000 r9:8552e080 r8:80287e08 r7:eba35e60 r6:85525900 r5:85606c00 [ 1346.759718][ T32] r4:00000001 [ 1346.759766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1346.760092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.761505][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1346.762235][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1346.783290][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1346.784345][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1346.784789][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 8 printk messages dropped ** [ 1346.785489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1346.786283][ T32] r10:8291a684 r9:eba49d84 r8:00000002 r7:60000113 r6:eba49d8c r5:84810c00 ** 7 printk messages dropped ** [ 1346.786974][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1346.787721][ T32] r5:00001000 r4:eb3eb000 ** 2 printk messages dropped ** [ 1346.788011][ T32] r5:855e6f8c r4:855e6c00 ** 3 printk messages dropped ** [ 1346.788353][ T32] r10:61c88647 r9:84810c00 r8:8552e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.788411][ T32] r4:8552e280 [ 1346.788486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.788648][ T32] r10:00000000 r9:8552e280 r8:80287e08 r7:eba35e60 r6:85525980 r5:84810c00 [ 1346.788714][ T32] r4:00000001 [ 1346.788784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.788879][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1346.788944][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.789014][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.789081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.789157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.789220][ T32] r4:85526400 [ 1346.789853][ T32] INFO: task kworker/0:475:5431 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.789956][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.790092][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.790213][ T32] Call trace: [ 1346.790292][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.790411][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.790469][ T32] r4:00000000 [ 1346.790519][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.790652][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.790742][ T32] 9d20: a83de000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.790818][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.790884][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.790946][ T32] r5:800d0113 r4:80239bb0 [ 1346.791003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.791106][ T32] r4:82ac21e4 [ 1346.791156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.791287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.791350][ T32] r4:e0029dc0 [ 1346.791398][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.791504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.791599][ T32] r4:00000000 [ 1346.791686][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.791804][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.791859][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.791960][ T32] r5:00001000 r4:dfe13000 [ 1346.792013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.792108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.792206][ T32] r5:84aebb8c r4:84aeb800 [ 1346.792280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.792401][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.792452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.817506][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1346.818283][ T32] INFO: task kworker/0:476:5433 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1346.819013][ T32] r10:8291a684 r9:eba51d84 r8:00000002 r7:60000013 r6:eba51d8c r5:84810000 [ 1346.819068][ T32] r4:84810000 [ 1346.819118][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1346.819220][ T32] r5:84810000 r4:8291a680 [ 1346.819274][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.819376][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.819482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 [ 1346.819564][ T32] r4:00000000 [ 1346.819623][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.819727][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.819830][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.819958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526800 [ 1346.820037][ T32] r4:00000000 [ 1346.820097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.820217][ T32] r9:83018005 r8:84810000 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.820278][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.820396][ T32] r5:00001000 r4:eb581000 [ 1346.820462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.820565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.820752][ T32] r5:855e778c r4:855e7400 [ 1346.820815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.820948][ T32] r7:dddced80 r6:83018000 r5:855e778c r4:8552e100 [ 1346.821018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.821161][ T32] r10:61c88647 r9:84810000 r8:8552e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.821225][ T32] r4:8552e100 [ 1346.821277][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.821408][ T32] r10:00000000 r9:8552e100 r8:80287e08 r7:eba35e60 r6:85525a00 r5:84810000 [ 1346.821471][ T32] r4:00000001 [ 1346.821519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.821613][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1346.821683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.821775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.821853][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.821923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.821977][ T32] r4:85526580 [ 1346.843268][ T32] INFO: task kworker/0:476:5433 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.843434][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.843647][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.843777][ T32] Call trace: [ 1346.843879][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.844009][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 3 printk messages dropped ** [ 1346.844318][ T32] 9d20: a8803000 ed729000 00000001 80239b98 7f565000 00000001 ** 7 printk messages dropped ** [ 1346.845038][ T32] r4:e0029dc0 ** 4 printk messages dropped ** [ 1346.845446][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 10 printk messages dropped ** [ 1346.846319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1346.846927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.847838][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.848301][ T32] r5:84811800 r4:8291a680 ** 4 printk messages dropped ** [ 1346.848765][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1346.849454][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.849903][ T32] r5:8562838c r4:85628000 [ 1346.849977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.850097][ T32] r7:dddced80 r6:83018000 r5:8562838c r4:8552e380 [ 1346.850153][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.850274][ T32] r10:61c88647 r9:84811800 r8:8552e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.850331][ T32] r4:8552e380 [ 1346.850397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.850514][ T32] r10:00000000 r9:8552e380 r8:80287e08 r7:eba51e60 r6:85525a80 r5:84811800 [ 1346.850601][ T32] r4:00000001 [ 1346.850659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.850749][ T32] Exception stack(0xeba59fb0 to 0xeba59ff8) [ 1346.850819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.850943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.851046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.851159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.851219][ T32] r4:85526680 [ 1346.851791][ T32] INFO: task kworker/0:477:5435 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.851876][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.852048][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.852157][ T32] Call trace: [ 1346.852280][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.852412][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.880335][ T32] r4:00000000 [ 1346.880471][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.880649][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.880736][ T32] 9d20: a89d4000 ed729000 00000001 80239b98 7f565000 00000001 [ 1346.880821][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1346.880895][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.880959][ T32] r5:800d0113 r4:80239bb0 [ 1346.881010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.881109][ T32] r4:82ac21e4 [ 1346.881176][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.881300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.881374][ T32] r4:e0029dc0 [ 1346.881431][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.881540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.881622][ T32] r4:00000000 [ 1346.881677][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.881792][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.881848][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.881965][ T32] r5:00001000 r4:dfe13000 [ 1346.882013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.882132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.882278][ T32] r5:84aebb8c r4:84aeb800 [ 1346.882365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.887482][ T32] r4:849a8000 ** 4 printk messages dropped ** [ 1346.887885][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 5 printk messages dropped ** [ 1346.888367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1346.889172][ T32] r4:84812400 ** 4 printk messages dropped ** [ 1346.889608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 ** 7 printk messages dropped ** [ 1346.890379][ T32] r9:83018005 r8:84812400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 6 printk messages dropped ** [ 1346.891018][ T32] r7:dddced80 r6:83018000 r5:855e7b8c r4:8552e200 ** 2 printk messages dropped ** [ 1346.891240][ T32] r4:8552e200 ** 7 printk messages dropped ** [ 1346.891840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.910454][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.911211][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 10 printk messages dropped ** [ 1346.912119][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1346.917920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.918647][ T32] r4:8462f100 ** 3 printk messages dropped ** [ 1346.918895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1346.919804][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.919916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1346.919989][ T32] r4:00000000 [ 1346.920053][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1346.920142][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1346.920251][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.920371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526a80 [ 1346.920432][ T32] r4:00000000 [ 1346.920482][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.920642][ T32] r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.920722][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.920835][ T32] r5:00001000 r4:eb61d000 [ 1346.920897][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.920997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.921121][ T32] r5:855e7f8c r4:855e7c00 [ 1346.921205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.921326][ T32] r7:dddced80 r6:83018000 r5:855e7f8c r4:8552e400 [ 1346.921376][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.921484][ T32] r10:61c88647 r9:84813000 r8:8552e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.921541][ T32] r4:8552e400 [ 1346.921636][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.921754][ T32] r10:00000000 r9:8552e400 r8:80287e08 r7:eba59e60 r6:85525b80 r5:84813000 [ 1346.921810][ T32] r4:00000001 [ 1346.921887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.921984][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1346.922070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.922139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.922224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.922305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.922363][ T32] r4:85526880 [ 1346.940490][ T32] INFO: task kworker/0:479:5439 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1346.940676][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.940866][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.941003][ T32] Call trace: [ 1346.941082][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1346.941207][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1346.941274][ T32] r4:00000000 [ 1346.941323][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.941415][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1346.941487][ T32] 9d20: a8d4f000 ed729000 00000001 80239b98 7f565000 00000001 ** 1 printk messages dropped ** [ 1346.941652][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1346.941717][ T32] r5:800d0113 r4:80239bb0 [ 1346.941782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.941889][ T32] r4:82ac21e4 [ 1346.941981][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.942090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1346.942145][ T32] r4:e0029dc0 [ 1346.942230][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1346.942354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1346.942405][ T32] r4:00000000 [ 1346.942509][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1346.953133][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1346.953205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.953333][ T32] r5:00001000 r4:dfe13000 [ 1346.953396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.953488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.953598][ T32] r5:84aebb8c r4:84aeb800 [ 1346.953661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.953767][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1346.953814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.953936][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.953989][ T32] r4:849a8000 [ 1346.954031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.954129][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1346.954187][ T32] r4:00000001 [ 1346.954237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.954350][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1346.954428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.954497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.954572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.954648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.954705][ T32] r4:8462f100 [ 1346.954782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.954875][ T32] INFO: task kworker/0:480:5440 blocked for more than 473 seconds. [ 1346.954954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.955036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.955107][ T32] task:kworker/0:480 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.955271][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.955390][ T32] Call trace: [ 1346.955489][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1346.955639][ T32] r10:8291a684 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:84814800 [ 1346.955730][ T32] r4:84814800 [ 1346.955811][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1346.956386][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1346.957121][ T32] r5:00001000 r4:eb6f1000 ** 2 printk messages dropped ** [ 1346.957360][ T32] r5:8562878c r4:85628400 [ 1346.957415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.957694][ T32] r10:61c88647 r9:84814800 r8:8552e32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.958360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.959424][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.960210][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 9 printk messages dropped ** [ 1346.961039][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.961326][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.962235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.993758][ T32] r4:8462f100 ** 3 printk messages dropped ** [ 1346.994012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1346.994814][ T32] r5:84815400 r4:8291a680 ** 3 printk messages dropped ** [ 1346.995214][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.995634][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.996121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.996662][ T32] r10:61c88647 r9:84815400 r8:85525cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1346.997304][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.998527][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.999097][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1346.999345][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 6 printk messages dropped ** [ 1346.999869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1347.000779][ T32] r5:84aebb8c r4:84aeb800 ** 5 printk messages dropped ** [ 1347.001256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.001658][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.002205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1347.023521][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1347.023802][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.023913][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1347.023992][ T32] r4:00000000 [ 1347.024050][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.024155][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.024265][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.024397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85526ec0 [ 1347.024460][ T32] r4:00000000 [ 1347.024510][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.024649][ T32] r9:83018005 r8:84816000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1347.024712][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.024823][ T32] r5:00001000 r4:eb71b000 [ 1347.024877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.024986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.025093][ T32] r5:85628b8c r4:85628800 [ 1347.025143][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.025277][ T32] r7:dddced80 r6:83018000 r5:85628b8c r4:8552e580 [ 1347.025371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.025516][ T32] r10:61c88647 r9:84816000 r8:8552e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.025624][ T32] r4:8552e580 [ 1347.025688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.025826][ T32] r10:00000000 r9:8552e580 r8:80287e08 r7:eba6de60 r6:85525d00 r5:84816000 [ 1347.025892][ T32] r4:00000001 [ 1347.025960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.026063][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1347.026156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.026234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.026302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.026383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.026442][ T32] r4:85526d80 [ 1347.027132][ T32] INFO: task kworker/0:481:5446 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.027251][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.027439][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.027549][ T32] Call trace: [ 1347.027657][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.027793][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.027871][ T32] r4:00000000 [ 1347.027947][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.028054][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.028128][ T32] 9d20: a920e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.028204][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.028271][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.028356][ T32] r5:800d0113 r4:80239bb0 [ 1347.028439][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.028583][ T32] r4:82ac21e4 [ 1347.028721][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.028842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.028900][ T32] r4:e0029dc0 [ 1347.028950][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.029056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.029136][ T32] r4:00000000 [ 1347.029195][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.029330][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.029399][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.029500][ T32] r5:00001000 r4:dfe13000 [ 1347.029559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.029657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.029758][ T32] r5:84aebb8c r4:84aeb800 [ 1347.029813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.029924][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.029999][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.030119][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.030176][ T32] r4:849a8000 [ 1347.030246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.030368][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.030431][ T32] r4:00000001 [ 1347.030480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.030602][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.030674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.030748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.030814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.030886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.030942][ T32] r4:8462f100 [ 1347.031016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.031099][ T32] INFO: task kworker/0:482:5449 blocked for more than 473 seconds. [ 1347.031195][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.031263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.031454][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.032100][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.063372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566a880 ** 6 printk messages dropped ** [ 1347.064070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.064757][ T32] r4:8552e500 ** 6 printk messages dropped ** [ 1347.065305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.066366][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.067545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1347.068247][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.069202][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1347.069539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.070180][ T32] INFO: task kworker/0:483:5450 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 1347.070615][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.071273][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1347.071685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.071787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565ff80 [ 1347.071848][ T32] r4:00000000 [ 1347.071919][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.072036][ T32] r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1347.072105][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.072208][ T32] r5:00001000 r4:eab51000 [ 1347.072260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.072351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.072490][ T32] r5:855d578c r4:855d5400 [ 1347.098233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.098402][ T32] r7:dddced80 r6:83018000 r5:855d578c r4:8552e600 [ 1347.098460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.098585][ T32] r10:61c88647 r9:848e8c00 r8:8552e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.098646][ T32] r4:8552e600 [ 1347.098722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.098848][ T32] r10:00000000 r9:8552e600 r8:80287e08 r7:eb96de60 r6:8552e480 r5:848e8c00 [ 1347.098907][ T32] r4:00000001 [ 1347.098954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.099059][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1347.099132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.099202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.099290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.099367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.099427][ T32] r4:85526e80 [ 1347.100093][ T32] INFO: task kworker/0:483:5450 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.100185][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.100367][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.100475][ T32] Call trace: [ 1347.100557][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.100703][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.100766][ T32] r4:00000000 [ 1347.100822][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.100909][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.101004][ T32] 9d20: a97b0000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.101113][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.101194][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.101262][ T32] r5:800d0113 r4:80239bb0 [ 1347.101315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.101418][ T32] r4:82ac21e4 [ 1347.101469][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.101589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.101642][ T32] r4:e0029dc0 [ 1347.101686][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.101828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.101923][ T32] r4:00000000 [ 1347.101980][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.102085][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.102135][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.102228][ T32] r5:00001000 r4:dfe13000 [ 1347.102295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.102395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.113178][ T32] r5:84aebb8c r4:84aeb800 [ 1347.113285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.113424][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.113480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.113609][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.113668][ T32] r4:849a8000 [ 1347.113720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.113852][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.113918][ T32] r4:00000001 [ 1347.113968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.114058][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 2 printk messages dropped ** [ 1347.114267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.114938][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.115692][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.116760][ T32] r5:00001000 r4:eb119000 ** 1 printk messages dropped ** [ 1347.116940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.117699][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.118099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.119129][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.119795][ T32] 9d20: a97b0000 ed729000 00000001 80239b98 7f565000 00000001 ** 10 printk messages dropped ** [ 1347.120732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.121297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.122160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.150678][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.151416][ T32] r4:848e9800 ** 3 printk messages dropped ** [ 1347.151699][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.151797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 1347.151851][ T32] r4:00000000 [ 1347.151901][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.151985][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.152081][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.152187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565f080 [ 1347.152245][ T32] r4:00000000 [ 1347.152329][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.152580][ T32] r9:83018205 r8:848e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1347.165898][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.166075][ T32] r5:00001000 r4:eb2b9000 [ 1347.166136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.166229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.166329][ T32] r5:855d638c r4:855d6000 [ 1347.166400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.166520][ T32] r7:ddde2d80 r6:83018200 r5:855d638c r4:854a7d00 [ 1347.166576][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.166696][ T32] r10:61c88647 r9:848e9800 r8:854a7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.166757][ T32] r4:854a7d00 [ 1347.166818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.166936][ T32] r10:00000000 r9:854a7d00 r8:80287e08 r7:eb8e9e60 r6:8552e780 r5:848e9800 [ 1347.166997][ T32] r4:00000001 [ 1347.167050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.167161][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1347.167239][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.167312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.167382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.167463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.167520][ T32] r4:8565f340 [ 1347.168181][ T32] INFO: task kworker/1:675:5457 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.168290][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.168472][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.168599][ T32] Call trace: [ 1347.168702][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.168839][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.168898][ T32] r4:00000000 [ 1347.168958][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.169079][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.169176][ T32] 9d20: a9b1a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.169257][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.169325][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.169395][ T32] r5:800d0113 r4:80239bb0 [ 1347.169451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.169559][ T32] r4:82ac21e4 [ 1347.169612][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.169740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.169815][ T32] r4:e0029dc0 [ 1347.169869][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.169976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.170030][ T32] r4:00000000 [ 1347.170084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.170189][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.170242][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.170343][ T32] r5:00001000 r4:dfe13000 [ 1347.170394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.170487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.170590][ T32] r5:84aebb8c r4:84aeb800 [ 1347.170642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.170752][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.170813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.170925][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.170980][ T32] r4:849a8000 [ 1347.171028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.171166][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 1 printk messages dropped ** [ 1347.171303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.171815][ T32] r4:8462f100 ** 3 printk messages dropped ** [ 1347.172099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.187569][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.188112][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.188717][ T32] r5:00001000 r4:eb6bb000 ** 1 printk messages dropped ** [ 1347.188907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.189428][ T32] r4:8552e800 ** 2 printk messages dropped ** [ 1347.189679][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.190181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1347.191320][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.191862][ T32] 9d20: a9ba3000 ed729000 00000001 80239b98 7f565000 00000001 ** 6 printk messages dropped ** [ 1347.192454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.210629][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.211260][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1347.211916][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.212364][ T32] task:kworker/1:676 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.226794][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.227671][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.227777][ T32] r5:00001000 r4:eb349000 [ 1347.227838][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.227942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.228048][ T32] r5:855d678c r4:855d6400 [ 1347.228097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.228208][ T32] r7:ddde2d80 r6:83018200 r5:855d678c r4:85525e80 [ 1347.228261][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.228374][ T32] r10:61c88647 r9:848ea400 r8:85525eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.228435][ T32] r4:85525e80 [ 1347.228488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.228639][ T32] r10:00000000 r9:85525e80 r8:80287e08 r7:eb9e9e60 r6:8552e900 r5:848ea400 [ 1347.228705][ T32] r4:00000001 [ 1347.228756][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.228862][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1347.228932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.229009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.229079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.229192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.229257][ T32] r4:85671100 [ 1347.229916][ T32] INFO: task kworker/1:676:5460 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.230008][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.230155][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.230293][ T32] Call trace: [ 1347.230370][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.230495][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.230554][ T32] r4:00000000 [ 1347.230626][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.230728][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.230801][ T32] 9d20: a9e95000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.230875][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.230937][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.230999][ T32] r5:800d0113 r4:80239bb0 [ 1347.231052][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.231155][ T32] r4:82ac21e4 [ 1347.231208][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.231321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.231383][ T32] r4:e0029dc0 [ 1347.231430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.231535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.231594][ T32] r4:00000000 [ 1347.231647][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.231763][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.231827][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.231935][ T32] r5:00001000 r4:dfe13000 [ 1347.231987][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.232085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.232187][ T32] r5:84aebb8c r4:84aeb800 [ 1347.232242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.232353][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.232468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.246816][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.246892][ T32] r4:849a8000 [ 1347.246944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.247077][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.247136][ T32] r4:00000001 [ 1347.247186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.247302][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.247380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.247460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.247549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.247635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.247693][ T32] r4:8462f100 [ 1347.247767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.247878][ T32] INFO: task kworker/1:677:5462 blocked for more than 473 seconds. [ 1347.247961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.248026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1347.248530][ T32] r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:848ed400 ** 5 printk messages dropped ** [ 1347.249024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 ** 4 printk messages dropped ** [ 1347.249428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671200 ** 6 printk messages dropped ** [ 1347.249984][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.250439][ T32] r10:61c88647 r9:848ed400 r8:85429eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.251092][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.251999][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.270637][ T32] r5:800d0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.270956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.271621][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.272222][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1347.282926][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.283038][ T32] r4:00000001 [ 1347.283097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.283215][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.283291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.283367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.283435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.283511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.283569][ T32] r4:8462f100 [ 1347.283624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.283696][ T32] INFO: task kworker/1:678:5463 blocked for more than 473 seconds. [ 1347.283774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.283852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.283906][ T32] task:kworker/1:678 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.284030][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.284137][ T32] Call trace: [ 1347.284214][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.284336][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000013 r6:eba91d8c r5:848ee000 [ 1347.284391][ T32] r4:848ee000 [ 1347.284440][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.284543][ T32] r5:848ee000 r4:8291a680 [ 1347.284595][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.284719][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.284860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1347.284956][ T32] r4:00000000 [ 1347.285016][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.285110][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.285206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.285312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671440 [ 1347.285388][ T32] r4:00000000 [ 1347.285460][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.285583][ T32] r9:83018205 r8:848ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1347.285644][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.285747][ T32] r5:00001000 r4:eb529000 [ 1347.285807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.285902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.286001][ T32] r5:855d738c r4:855d7000 [ 1347.286051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.286158][ T32] r7:ddde2d80 r6:83018200 r5:855d738c r4:85525f00 [ 1347.286210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.286318][ T32] r10:61c88647 r9:848ee000 r8:85525f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.286372][ T32] r4:85525f00 [ 1347.286421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.286533][ T32] r10:00000000 r9:85525f00 r8:80287e08 r7:eba8de60 r6:8552ea00 r5:848ee000 [ 1347.286590][ T32] r4:00000001 [ 1347.286639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.286726][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1347.286800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.286874][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.286975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.287057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.287115][ T32] r4:856711c0 [ 1347.287749][ T32] INFO: task kworker/1:678:5463 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.287859][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.287994][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.288098][ T32] Call trace: [ 1347.288181][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.288305][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.288364][ T32] r4:00000000 [ 1347.288415][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.288507][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.288579][ T32] 9d20: aa174000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.288675][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.288741][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.288811][ T32] r5:800d0113 r4:80239bb0 [ 1347.288862][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.288961][ T32] r4:82ac21e4 [ 1347.289031][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.289149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.289213][ T32] r4:e0029dc0 [ 1347.289263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.289374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.289436][ T32] r4:00000000 [ 1347.289485][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.289594][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.289667][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.289769][ T32] r5:00001000 r4:dfe13000 [ 1347.289829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.289918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.290016][ T32] r5:84aebb8c r4:84aeb800 [ 1347.290067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.290170][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.290216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.290340][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.290410][ T32] r4:849a8000 [ 1347.290456][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.290584][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.290646][ T32] r4:00000001 [ 1347.290693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.290801][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 2 printk messages dropped ** [ 1347.291003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.291409][ T32] task:kworker/1:679 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1347.292115][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.323332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856713c0 ** 6 printk messages dropped ** [ 1347.323936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.324245][ T32] r7:ddde2d80 r6:83018200 r5:855d6f8c r4:8566f080 ** 3 printk messages dropped ** [ 1347.324529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.325135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.326176][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.326958][ T32] 9d20: aa564000 ed729000 00000001 80239b98 7f565000 00000001 ** 6 printk messages dropped ** [ 1347.327500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.328158][ T32] r5:00001000 r4:dfe13000 ** 7 printk messages dropped ** [ 1347.328825][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1347.329050][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.329512][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.329998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1347.330508][ T32] r4:848ebc00 ** 3 printk messages dropped ** [ 1347.330838][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.331391][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.331751][ T32] r5:00001000 r4:eb567000 ** 1 printk messages dropped ** [ 1347.331906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.332333][ T32] r10:61c88647 r9:848ebc00 r8:8566f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.332478][ T32] r4:8566f000 [ 1347.355981][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.356143][ T32] r10:00000000 r9:8566f000 r8:80287e08 r7:eba91e60 r6:8552eb00 r5:848ebc00 [ 1347.356204][ T32] r4:00000001 [ 1347.356252][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.356346][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1347.356417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.356506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.356573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.356687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.356751][ T32] r4:85671580 [ 1347.357371][ T32] INFO: task kworker/1:680:5467 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.357474][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.357632][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.357747][ T32] Call trace: [ 1347.357837][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.357988][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.358052][ T32] r4:00000000 [ 1347.358123][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.358226][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.358312][ T32] 9d20: aa75d000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.358392][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.358497][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.358576][ T32] r5:800d0113 r4:80239bb0 [ 1347.358627][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.358771][ T32] r4:82ac21e4 [ 1347.358838][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.358938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.358999][ T32] r4:e0029dc0 [ 1347.359049][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.359153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.359208][ T32] r4:00000000 [ 1347.359256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.359367][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.359422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.359527][ T32] r5:00001000 r4:dfe13000 [ 1347.359579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.359676][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.359783][ T32] r5:84aebb8c r4:84aeb800 [ 1347.359844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.359974][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.360036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.360151][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.360206][ T32] r4:849a8000 [ 1347.360271][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.360421][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.360486][ T32] r4:00000001 [ 1347.360540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.360660][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.360728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.360827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.360904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.360978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.361044][ T32] r4:8462f100 [ 1347.361111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.361181][ T32] INFO: task kworker/1:681:5469 blocked for more than 473 seconds. [ 1347.361250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.361332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.361420][ T32] task:kworker/1:681 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.361541][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.361640][ T32] Call trace: [ 1347.361711][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.361828][ T32] r10:8291a684 r9:eba9dd84 r8:00000002 r7:60000013 r6:eba9dd8c r5:848e8000 [ 1347.361888][ T32] r4:848e8000 [ 1347.361940][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.362043][ T32] r5:848e8000 r4:8291a680 [ 1347.362093][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.362186][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.362291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1347.362346][ T32] r4:00000000 [ 1347.362394][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.373320][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.373457][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.373573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671780 [ 1347.373637][ T32] r4:00000000 [ 1347.373690][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.373815][ T32] r9:83018205 r8:848e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.373872][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.373979][ T32] r5:00001000 r4:eb699000 [ 1347.374030][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.374129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.374231][ T32] r5:855d7b8c r4:855d7800 [ 1347.374276][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.374389][ T32] r7:ddde2d80 r6:83018200 r5:855d7b8c r4:8566f200 [ 1347.374442][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.374552][ T32] r10:61c88647 r9:848e8000 r8:8566f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.374613][ T32] r4:8566f200 [ 1347.374663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.374805][ T32] r10:00000000 r9:8566f200 r8:80287e08 r7:eba99e60 r6:8552eb80 r5:848e8000 [ 1347.374879][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.375159][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.376240][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.376596][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 5 printk messages dropped ** [ 1347.377039][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 4 printk messages dropped ** [ 1347.377456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.378100][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.378773][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1347.379157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.379797][ T32] INFO: task kworker/1:682:5471 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 1347.380195][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.380724][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.380849][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.380976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1347.381037][ T32] r4:00000000 [ 1347.381112][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.381215][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.381312][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.381424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856718c0 [ 1347.381487][ T32] r4:00000000 [ 1347.381593][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.381723][ T32] r9:83018205 r8:84953c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1347.381776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.381885][ T32] r5:00001000 r4:eb72b000 [ 1347.381935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.382047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.382160][ T32] r5:855d7f8c r4:855d7c00 [ 1347.382214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.382325][ T32] r7:ddde2d80 r6:83018200 r5:855d7f8c r4:8566f180 [ 1347.382379][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.411181][ T32] r10:61c88647 r9:84953c00 r8:8566f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.411299][ T32] r4:8566f180 [ 1347.411361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.411530][ T32] r10:00000000 r9:8566f180 r8:80287e08 r7:eba9de60 r6:8552ec00 r5:84953c00 [ 1347.411597][ T32] r4:00000001 [ 1347.411649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.411744][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) [ 1347.411829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.411920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.412007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.412085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.412188][ T32] r4:85671740 [ 1347.427760][ T32] INFO: task kworker/1:682:5471 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.427938][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.428118][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.428262][ T32] Call trace: [ 1347.428365][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.428491][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.428550][ T32] r4:00000000 [ 1347.428602][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.428737][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.428842][ T32] 9d20: aabe5000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.428935][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.428999][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.429062][ T32] r5:800d0113 r4:80239bb0 [ 1347.429113][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.429220][ T32] r4:82ac21e4 [ 1347.429273][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.429380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.429436][ T32] r4:e0029dc0 [ 1347.429483][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.429589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.429666][ T32] r4:00000000 [ 1347.429723][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1347.430276][ T32] r5:84aebb8c r4:84aeb800 ** 4 printk messages dropped ** [ 1347.430655][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1347.430844][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.430921][ T32] r4:00000001 [ 1347.431000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.431112][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.431192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.431272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.431378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.431479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.431541][ T32] r4:8462f100 [ 1347.431598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.431662][ T32] INFO: task kworker/0:485:5474 blocked for more than 473 seconds. [ 1347.431736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.431805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.431858][ T32] task:kworker/0:485 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.431987][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.432246][ T32] Call trace: [ 1347.432328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.442991][ T32] r10:8291a684 r9:ebaa1d84 r8:00000002 r7:60000113 r6:ebaa1d8c r5:85690000 [ 1347.443105][ T32] r4:85690000 [ 1347.443160][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.443283][ T32] r5:85690000 r4:8291a680 [ 1347.443357][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.443478][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.443644][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa1e08 [ 1347.443732][ T32] r4:00000000 [ 1347.443813][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.443918][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.444020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.444131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85667a40 [ 1347.444187][ T32] r4:00000000 [ 1347.444259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.444382][ T32] r9:83018005 r8:85690000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1347.444442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.444555][ T32] r5:00001000 r4:eb607000 [ 1347.444605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.444724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.444834][ T32] r5:8562a38c r4:8562a000 [ 1347.444883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.445000][ T32] r7:dddced80 r6:83018000 r5:8562a38c r4:8552ed80 [ 1347.445056][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.445182][ T32] r10:61c88647 r9:85690000 r8:8552edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.445239][ T32] r4:8552ed80 [ 1347.445292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.445427][ T32] r10:00000000 r9:8552ed80 r8:80287e08 r7:eb96de60 r6:8552ec80 r5:85690000 [ 1347.445491][ T32] r4:00000001 [ 1347.445540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.445659][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1347.445752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.445838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.445901][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.446025][ T32] r4:8566a500 ** 3 printk messages dropped ** [ 1347.447071][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.447526][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1347.447919][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.448349][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1347.448887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.449406][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 3 printk messages dropped ** [ 1347.449761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.450422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.450944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.451601][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.452168][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.474947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.475348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.475768][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.476192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.477078][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.477362][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1347.477657][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1347.478108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1347.478433][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1347.478721][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1347.478947][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1347.479211][ T32] task:kworker/1:684 state:D stack:0 pid:5477 tgid:5477 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.479823][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.480041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85671a00 ** 6 printk messages dropped ** [ 1347.480364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.480753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.481161][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) ** 3 printk messages dropped ** [ 1347.481361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.482384][ T32] r4:00000000 [ 1347.482423][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.501292][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.501419][ T32] 9d20: ab0b9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.501485][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.501518][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.501547][ T32] r5:800d0113 r4:80239bb0 [ 1347.501571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.501630][ T32] r4:82ac21e4 [ 1347.501666][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.501719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.501743][ T32] r4:e0029dc0 [ 1347.501765][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.501867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.501987][ T32] r4:00000000 [ 1347.502125][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.502182][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.502205][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.502252][ T32] r5:00001000 r4:dfe13000 [ 1347.502272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.502314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.502396][ T32] r5:84aebb8c r4:84aeb800 [ 1347.502440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.512867][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.512935][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.513010][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.513035][ T32] r4:849a8000 [ 1347.513056][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.513109][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.513159][ T32] r4:00000001 [ 1347.513185][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.513229][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.513260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.513293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.513321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.513377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.513403][ T32] r4:8462f100 [ 1347.513427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.513457][ T32] INFO: task kworker/0:486:5479 blocked for more than 473 seconds. [ 1347.513490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.513516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.513538][ T32] task:kworker/0:486 state:D stack:0 pid:5479 tgid:5479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.513639][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.513712][ T32] Call trace: [ 1347.513776][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.513843][ T32] r10:8291a684 r9:eb9ddd84 r8:00000002 r7:60000113 r6:eb9ddd8c r5:85692400 [ 1347.513962][ T32] r4:85692400 [ 1347.513988][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.514036][ T32] r5:85692400 r4:8291a680 [ 1347.514057][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.514099][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.515094][ T32] r5:00001000 r4:eb7b7000 ** 1 printk messages dropped ** [ 1347.515340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.515973][ T32] r10:00000000 r9:8552ef80 r8:80287e08 r7:ebaa1e60 r6:8552ee80 r5:85692400 ** 13 printk messages dropped ** [ 1347.517438][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 10 printk messages dropped ** [ 1347.518206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 4 printk messages dropped ** [ 1347.518386][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.518439][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.518473][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.518547][ T32] r5:00001000 r4:dfe13000 [ 1347.518572][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.518630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.518681][ T32] r5:84aebb8c r4:84aeb800 [ 1347.518726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.518829][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.518867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.518922][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.518945][ T32] r4:849a8000 [ 1347.519054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.519109][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.519133][ T32] r4:00000001 [ 1347.519153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.519193][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.519220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.519250][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.519352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.519388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.519487][ T32] r4:8462f100 [ 1347.519511][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.519537][ T32] INFO: task kworker/1:685:5482 blocked for more than 473 seconds. [ 1347.519565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.519589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.519658][ T32] task:kworker/1:685 state:D stack:0 pid:5482 tgid:5482 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.519723][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.519797][ T32] Call trace: [ 1347.519829][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.519880][ T32] r10:8291a684 r9:ebab5d84 r8:00000002 r7:60000113 r6:ebab5d8c r5:85694800 [ 1347.519978][ T32] r4:85694800 [ 1347.520082][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.520133][ T32] r5:85694800 r4:8291a680 [ 1347.520154][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.520195][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.520241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1347.520264][ T32] r4:00000000 [ 1347.520316][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1347.520947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.521180][ T32] r10:61c88647 r9:85694800 r8:8566f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.521606][ T32] r4:85671d00 ** 7 printk messages dropped ** [ 1347.522379][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1347.543327][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.543578][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.543977][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1347.544170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.544458][ T32] INFO: task kworker/1:686:5483 blocked for more than 474 seconds. ** 4 printk messages dropped ** [ 1347.544720][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.545055][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.546124][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.546238][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.546762][ T32] r10:00000000 r9:8566f480 r8:80287e08 r7:ebab5e60 r6:8566f580 r5:85608000 ** 6 printk messages dropped ** [ 1347.547129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.547869][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 5 printk messages dropped ** [ 1347.548156][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1347.548517][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1347.548823][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.549169][ T32] r5:84aebb8c r4:84aeb800 [ 1347.549194][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.549247][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.549343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.549451][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.549513][ T32] r4:849a8000 [ 1347.549536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.549640][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.549668][ T32] r4:00000001 [ 1347.549763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.549812][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.549843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.549876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.549909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.549967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.549994][ T32] r4:8462f100 [ 1347.550015][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.550089][ T32] INFO: task kworker/1:687:5485 blocked for more than 474 seconds. [ 1347.550120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.550147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.550214][ T32] task:kworker/1:687 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.550360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.550434][ T32] Call trace: [ 1347.550516][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.550631][ T32] r10:8291a684 r9:ebab1d84 r8:00000002 r7:60000013 r6:ebab1d8c r5:8560a400 [ 1347.550659][ T32] r4:8560a400 [ 1347.550681][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.550727][ T32] r5:8560a400 r4:8291a680 [ 1347.550748][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.550819][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.550873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab1e08 [ 1347.550921][ T32] r4:00000000 [ 1347.550946][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.550985][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.551022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.551117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551dac0 [ 1347.551144][ T32] r4:00000000 [ 1347.551165][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.551215][ T32] r9:83018205 r8:8560a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1347.551237][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.551309][ T32] r5:00001000 r4:eb78d000 [ 1347.551338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.551384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.551455][ T32] r5:855e138c r4:855e1000 [ 1347.551479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.551529][ T32] r7:ddde2d80 r6:83018200 r5:855e138c r4:8566f500 [ 1347.551575][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.551631][ T32] r10:61c88647 r9:8560a400 r8:8566f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.551657][ T32] r4:8566f500 [ 1347.551702][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.551755][ T32] r10:00000000 r9:8566f500 r8:80287e08 r7:eba81e60 r6:8566f680 r5:8560a400 [ 1347.551779][ T32] r4:00000001 [ 1347.551804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.551842][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1347.551871][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.551903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.551933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.551965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.552003][ T32] r4:85671ec0 [ 1347.552182][ T32] INFO: task kworker/1:687:5485 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.552220][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.552360][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.552426][ T32] Call trace: [ 1347.587610][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.587713][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.587765][ T32] r4:00000000 [ 1347.587793][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.587847][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.587889][ T32] 9d20: abe80000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.587924][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.587976][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.588007][ T32] r5:800d0113 r4:80239bb0 [ 1347.588030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.588092][ T32] r4:82ac21e4 [ 1347.588138][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.588217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.588245][ T32] r4:e0029dc0 ** 1 printk messages dropped ** [ 1347.588317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 6 printk messages dropped ** [ 1347.588675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.589044][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1347.589315][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1347.589513][ T32] task:kworker/1:688 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.589947][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.590297][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.590535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.590590][ T32] r5:855e178c r4:855e1400 [ 1347.590629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.590712][ T32] r7:ddde2d80 r6:83018200 r5:855e178c r4:8566f300 [ 1347.590740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.590793][ T32] r10:61c88647 r9:8560b000 r8:8566f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.590820][ T32] r4:8566f300 [ 1347.590842][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.590895][ T32] r10:00000000 r9:8566f300 r8:80287e08 r7:ebab1e60 r6:8566f600 r5:8560b000 [ 1347.590946][ T32] r4:00000001 [ 1347.590973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.591016][ T32] Exception stack(0xebaadfb0 to 0xebaadff8) [ 1347.591048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.591081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.591111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.591143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.591167][ T32] r4:85671c00 [ 1347.591527][ T32] INFO: task kworker/1:688:5487 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.591572][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.591650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.591705][ T32] Call trace: [ 1347.591738][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.591799][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.591832][ T32] r4:00000000 [ 1347.591859][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.591906][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.591938][ T32] 9d20: abe80000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.591975][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.592008][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.592039][ T32] r5:800d0113 r4:80239bb0 [ 1347.592078][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.592138][ T32] r4:82ac21e4 [ 1347.592187][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.592268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.592298][ T32] r4:e0029dc0 [ 1347.592333][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.592387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.592413][ T32] r4:00000000 [ 1347.599084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.599210][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.599240][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.599291][ T32] r5:00001000 r4:dfe13000 [ 1347.599313][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.599355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.599400][ T32] r5:84aebb8c r4:84aeb800 [ 1347.599420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.599495][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.599522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.599583][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.599608][ T32] r4:849a8000 [ 1347.599628][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.599680][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.599716][ T32] r4:00000001 [ 1347.599739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.599781][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.599817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.599860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.599898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.599933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.599956][ T32] r4:8462f100 [ 1347.599979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.600008][ T32] INFO: task kworker/1:689:5489 blocked for more than 474 seconds. [ 1347.600040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.600066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.600089][ T32] task:kworker/1:689 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.600147][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.600191][ T32] Call trace: [ 1347.600230][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.600359][ T32] r4:85609800 ** 3 printk messages dropped ** [ 1347.600523][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.600880][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.601108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.601275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.601701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.602336][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.617286][ T32] 9d20: ac13c000 ed729000 00000001 80239b98 7f565000 00000001 ** 6 printk messages dropped ** [ 1347.617617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1347.618167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.618490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1347.618677][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.618732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.618765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.618800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.618839][ T32] r4:8462f100 [ 1347.618867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.618924][ T32] INFO: task kworker/0:487:5491 blocked for more than 474 seconds. [ 1347.618963][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.618990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.619012][ T32] task:kworker/0:487 state:D stack:0 pid:5491 tgid:5491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.619070][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.619170][ T32] Call trace: [ 1347.619207][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.619261][ T32] r10:8291a684 r9:ebac5d84 r8:00000002 r7:60000113 r6:ebac5d8c r5:8560d400 [ 1347.619321][ T32] r4:8560d400 [ 1347.619346][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.619394][ T32] r5:8560d400 r4:8291a680 [ 1347.619416][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.619481][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.619532][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1347.619562][ T32] r4:00000000 [ 1347.619583][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.619622][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.619659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.619704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ae80 [ 1347.619727][ T32] r4:00000000 [ 1347.619746][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.619794][ T32] r9:83018005 r8:8560d400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1347.619842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.619893][ T32] r5:00001000 r4:eb7e1000 [ 1347.619937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.620032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.620095][ T32] r5:8562978c r4:85629400 [ 1347.620119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.620172][ T32] r7:dddced80 r6:83018000 r5:8562978c r4:8566b000 [ 1347.620193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.620287][ T32] r10:61c88647 r9:8560d400 r8:8566b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.620315][ T32] r4:8566b000 [ 1347.620354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.620408][ T32] r10:00000000 r9:8566b000 r8:80287e08 r7:ebaa1e60 r6:8566f780 r5:8560d400 ** 2 printk messages dropped ** [ 1347.620533][ T32] Exception stack(0xebac5fb0 to 0xebac5ff8) ** 4 printk messages dropped ** [ 1347.620753][ T32] r4:8566ad00 ** 2 printk messages dropped ** [ 1347.621214][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1347.621440][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.621484][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.621515][ T32] 9d20: ac13c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.621550][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.621579][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.621604][ T32] r5:800d0113 r4:80239bb0 [ 1347.621625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.621669][ T32] r4:82ac21e4 [ 1347.621690][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.621752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.621779][ T32] r4:e0029dc0 [ 1347.621857][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.621959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.621986][ T32] r4:00000000 [ 1347.622009][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.622072][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.622097][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.622145][ T32] r5:00001000 r4:dfe13000 [ 1347.622166][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.622230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.622281][ T32] r5:84aebb8c r4:84aeb800 [ 1347.622303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.622354][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.622375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.622447][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.634559][ T32] r4:849a8000 [ 1347.634635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.634738][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.634768][ T32] r4:00000001 [ 1347.634790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.634857][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.634894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.634925][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.634954][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.634985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.635032][ T32] r4:8462f100 [ 1347.635087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.635122][ T32] INFO: task kworker/1:690:5493 blocked for more than 474 seconds. [ 1347.635163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.635191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.635216][ T32] task:kworker/1:690 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.635274][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.635322][ T32] Call trace: [ 1347.635381][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.635439][ T32] r10:8291a684 r9:ebac9d84 r8:00000002 r7:60000113 r6:ebac9d8c r5:8560c800 [ 1347.635462][ T32] r4:8560c800 [ 1347.635506][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.635588][ T32] r5:8560c800 r4:8291a680 [ 1347.635613][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.635682][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.635739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac9e08 [ 1347.635789][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.635879][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.636164][ T32] r5:00001000 r4:eb827000 ** 1 printk messages dropped ** [ 1347.636228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.636365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.636564][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.636755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.637374][ T32] Call trace: ** 3 printk messages dropped ** [ 1347.637661][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.637711][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.637769][ T32] 9d20: ac2c4000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.637833][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.637890][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.637944][ T32] r5:800d0113 r4:80239bb0 [ 1347.637969][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.638019][ T32] r4:82ac21e4 [ 1347.638041][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.638089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.638146][ T32] r4:e0029dc0 [ 1347.638182][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.638233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.638263][ T32] r4:00000000 [ 1347.638285][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.638370][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.638394][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.638478][ T32] r5:00001000 r4:dfe13000 [ 1347.638530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.638616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.638686][ T32] r5:84aebb8c r4:84aeb800 [ 1347.638737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.638826][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.638852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.638950][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.639034][ T32] r4:849a8000 [ 1347.639076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.639239][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.639292][ T32] r4:00000001 [ 1347.639422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.639469][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.639526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.639595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.639632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.639668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.639699][ T32] r4:8462f100 [ 1347.639749][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.639781][ T32] INFO: task kworker/0:488:5495 blocked for more than 474 seconds. [ 1347.639816][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.639842][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.639876][ T32] task:kworker/0:488 state:D stack:0 pid:5495 tgid:5495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.639929][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.640006][ T32] Call trace: [ 1347.640039][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.640095][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:8560ec00 [ 1347.640120][ T32] r4:8560ec00 [ 1347.640143][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.640218][ T32] r5:8560ec00 r4:8291a680 [ 1347.640289][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.640453][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.640516][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.640920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.640968][ T32] r5:85629f8c r4:85629c00 ** 2 printk messages dropped ** [ 1347.641108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.641170][ T32] r10:61c88647 r9:8560ec00 r8:8566b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.641197][ T32] r4:8566b080 [ 1347.641218][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.641269][ T32] r10:00000000 r9:8566b080 r8:80287e08 r7:ebaa1e60 r6:8566f900 r5:8560ec00 [ 1347.641294][ T32] r4:00000001 [ 1347.641314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.641401][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1347.641437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.641469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.641499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.641530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.641563][ T32] r4:8566adc0 [ 1347.641729][ T32] INFO: task kworker/0:488:5495 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.641765][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.641859][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.641927][ T32] Call trace: [ 1347.641984][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.642059][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.642102][ T32] r4:00000000 [ 1347.642159][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.642224][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.642257][ T32] 9d20: ac2c4000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.642315][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.642350][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.642397][ T32] r5:800d0113 r4:80239bb0 [ 1347.642440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.662989][ T32] r4:82ac21e4 [ 1347.663029][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.663101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.663126][ T32] r4:e0029dc0 [ 1347.663146][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.663193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.663217][ T32] r4:00000000 [ 1347.663238][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.663290][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.663313][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.663361][ T32] r5:00001000 r4:dfe13000 [ 1347.663383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.663553][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 2 printk messages dropped ** [ 1347.663666][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1347.663770][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.663894][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.664179][ T32] task:kworker/1:691 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.664608][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.664867][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.665281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.665369][ T32] r5:855e238c r4:855e2000 ** 2 printk messages dropped ** [ 1347.665466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.665771][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) ** 4 printk messages dropped ** [ 1347.665931][ T32] r4:8566c600 ** 2 printk messages dropped ** [ 1347.666499][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.666804][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1347.667032][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.667203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1347.667630][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1347.667873][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.668072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.668296][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.668641][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1347.669020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566ca40 ** 6 printk messages dropped ** [ 1347.669260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.669395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1347.669523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.669582][ T32] r10:00000000 r9:8566fa80 r8:80287e08 r7:ebacde60 r6:8566fc80 r5:8560e000 [ 1347.669637][ T32] r4:00000001 [ 1347.669662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.669706][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1347.669757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.669792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.669821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.669853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.669876][ T32] r4:8566c6c0 [ 1347.670064][ T32] INFO: task kworker/1:692:5499 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.670125][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.670188][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.670263][ T32] Call trace: [ 1347.670333][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.670396][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.670446][ T32] r4:00000000 [ 1347.670496][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.670565][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.670685][ T32] 9d20: ac636000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.670722][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.670798][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.670831][ T32] r5:800d0113 r4:80239bb0 [ 1347.670853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.670898][ T32] r4:82ac21e4 [ 1347.670918][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.670964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.670988][ T32] r4:e0029dc0 [ 1347.671030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.671110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.671146][ T32] r4:00000000 [ 1347.671181][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.671236][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.671281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.671366][ T32] r5:00001000 r4:dfe13000 [ 1347.671392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.671437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.671504][ T32] r5:84aebb8c r4:84aeb800 [ 1347.671529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.671588][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.671652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.671707][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.671732][ T32] r4:849a8000 [ 1347.671752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.671806][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.671830][ T32] r4:00000001 [ 1347.671849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.671889][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.671919][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.671949][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.671977][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.672033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.672061][ T32] r4:8462f100 [ 1347.672082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.672107][ T32] INFO: task kworker/1:693:5501 blocked for more than 474 seconds. [ 1347.672134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.672158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.672180][ T32] task:kworker/1:693 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.672231][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.672277][ T32] Call trace: [ 1347.672307][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.672360][ T32] r10:8291a684 r9:ebac1d84 r8:00000002 r7:60000113 r6:ebac1d8c r5:85608c00 [ 1347.672383][ T32] r4:85608c00 [ 1347.672403][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.672509][ T32] r5:85608c00 r4:8291a680 [ 1347.702933][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.703028][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.703081][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac1e08 [ 1347.703108][ T32] r4:00000000 [ 1347.703130][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.703168][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.703210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.703257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566c900 [ 1347.703280][ T32] r4:00000000 [ 1347.703312][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.703371][ T32] r9:83018205 r8:85608c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1347.703395][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.703444][ T32] r5:00001000 r4:eb869000 [ 1347.703464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.703506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.703563][ T32] r5:855e278c r4:855e2400 [ 1347.703585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.703640][ T32] r7:ddde2d80 r6:83018200 r5:855e278c r4:8566fb00 [ 1347.703662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.703713][ T32] r10:61c88647 r9:85608c00 r8:8566fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.703742][ T32] r4:8566fb00 [ 1347.703762][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.703823][ T32] r10:00000000 r9:8566fb00 r8:80287e08 r7:ebab9e60 r6:8566fd00 r5:85608c00 [ 1347.703852][ T32] r4:00000001 [ 1347.703888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.703942][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) [ 1347.703984][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.704037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.704076][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.704139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.704167][ T32] r4:8566c8c0 [ 1347.704533][ T32] INFO: task kworker/1:693:5501 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.704577][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.704825][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 6 printk messages dropped ** [ 1347.705054][ T32] r5:800d0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.705193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 9 printk messages dropped ** [ 1347.705569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.705924][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1347.706261][ T32] INFO: task kworker/1:694:5502 blocked for more than 474 seconds. ** 6 printk messages dropped ** [ 1347.706589][ T32] r10:8291a684 r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:84816c00 ** 8 printk messages dropped ** [ 1347.706965][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1347.707108][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.707288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.707525][ T32] r4:8566fd80 ** 2 printk messages dropped ** [ 1347.707623][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.707815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.707842][ T32] r4:8566c8c0 [ 1347.708023][ T32] INFO: task kworker/1:694:5502 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.708061][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.708134][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.708195][ T32] Call trace: [ 1347.708225][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.708281][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.708340][ T32] r4:00000000 [ 1347.708401][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.708448][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.708478][ T32] 9d20: acd24000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.708509][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.708537][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.708567][ T32] r5:800d0113 r4:80239bb0 [ 1347.708588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.708649][ T32] r4:82ac21e4 [ 1347.708672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.708719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.708743][ T32] r4:e0029dc0 [ 1347.708762][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.708808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.708833][ T32] r4:00000000 [ 1347.708855][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.708903][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.708939][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.708989][ T32] r5:00001000 r4:dfe13000 [ 1347.709011][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.709053][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.709099][ T32] r5:84aebb8c r4:84aeb800 [ 1347.709120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.709170][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.709191][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.709240][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.709262][ T32] r4:849a8000 [ 1347.709281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.709357][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.709385][ T32] r4:00000001 [ 1347.709405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.709455][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.709493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.709565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.709611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.709643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.709667][ T32] r4:8462f100 [ 1347.709687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.709730][ T32] INFO: task kworker/1:695:5504 blocked for more than 474 seconds. [ 1347.709785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.709820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.709867][ T32] task:kworker/1:695 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.709927][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.709997][ T32] Call trace: [ 1347.710030][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.710083][ T32] r10:8291a684 r9:ebaddd84 r8:00000002 r7:60000113 r6:ebaddd8c r5:85695400 [ 1347.710107][ T32] r4:85695400 [ 1347.710149][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.710199][ T32] r5:85695400 r4:8291a680 [ 1347.710243][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.710314][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.710365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1347.710388][ T32] r4:00000000 [ 1347.710408][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.710464][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.710530][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.710585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566cd40 [ 1347.710612][ T32] r4:00000000 [ 1347.710632][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.710680][ T32] r9:83018205 r8:85695400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1347.710702][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.710746][ T32] r5:00001000 r4:eb899000 [ 1347.710766][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.710810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.710865][ T32] r5:855e2f8c r4:855e2c00 [ 1347.710887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.710939][ T32] r7:ddde2d80 r6:83018200 r5:855e2f8c r4:8566fe00 [ 1347.710960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.711010][ T32] r10:61c88647 r9:85695400 r8:8566fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.711046][ T32] r4:8566fe00 ** 1 printk messages dropped ** [ 1347.711119][ T32] r10:00000000 r9:8566fe00 r8:80287e08 r7:ebad9e60 r6:8566b200 r5:85695400 ** 6 printk messages dropped ** [ 1347.711334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.711738][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.711761][ T32] r4:00000000 [ 1347.711781][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.711828][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.711873][ T32] 9d20: acd24000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.711909][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.711937][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.711963][ T32] r5:800d0113 r4:80239bb0 [ 1347.711984][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.712028][ T32] r4:82ac21e4 [ 1347.712070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.712121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.712145][ T32] r4:e0029dc0 [ 1347.712164][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.712224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.712252][ T32] r4:00000000 [ 1347.712273][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.712323][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.712367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.712420][ T32] r5:00001000 r4:dfe13000 [ 1347.712491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.733763][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.733897][ T32] r5:84aebb8c r4:84aeb800 [ 1347.733926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.733996][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.734050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.734108][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.734135][ T32] r4:849a8000 [ 1347.734157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.734209][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.734237][ T32] r4:00000001 [ 1347.734259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.734301][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.734348][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.734385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.734416][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.734459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.734487][ T32] r4:8462f100 [ 1347.734512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.734542][ T32] INFO: task kworker/1:696:5507 blocked for more than 474 seconds. [ 1347.734582][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.734609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.734650][ T32] task:kworker/1:696 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.734749][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.734822][ T32] Call trace: [ 1347.734860][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1347.734941][ T32] r4:85696000 ** 3 printk messages dropped ** [ 1347.735070][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1347.735388][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.735573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.735710][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.735922][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.736072][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.736645][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.736928][ T32] 9d20: ad157000 ed729000 00000001 80239b98 7f565000 00000001 ** 9 printk messages dropped ** [ 1347.737292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1347.737691][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1347.737860][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1347.738104][ T32] r4:8462f100 ** 3 printk messages dropped ** [ 1347.738204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.738591][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.738638][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.738685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1347.738708][ T32] r4:00000000 [ 1347.738727][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.738764][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.738800][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.738939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8566cec0 [ 1347.738967][ T32] r4:00000000 [ 1347.738988][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.739059][ T32] r9:83018205 r8:85696c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1347.739087][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.739135][ T32] r5:00001000 r4:e00dd000 [ 1347.739155][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.739197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.739242][ T32] r5:855e378c r4:855e3400 [ 1347.739262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.739328][ T32] r7:ddde2d80 r6:83018200 r5:855e378c r4:8566ff00 [ 1347.739353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.739405][ T32] r10:61c88647 r9:85696c00 r8:8566ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.739428][ T32] r4:8566ff00 [ 1347.739447][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.739520][ T32] r10:00000000 r9:8566ff00 r8:80287e08 r7:eb971e60 r6:8566b180 r5:85696c00 [ 1347.739551][ T32] r4:00000001 [ 1347.739572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.739650][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) [ 1347.739683][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.739713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.739742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.739809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.739836][ T32] r4:8566cf00 [ 1347.739992][ T32] INFO: task kworker/1:697:5509 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.740025][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.740111][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.740203][ T32] Call trace: [ 1347.740332][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.740398][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.740445][ T32] r4:00000000 [ 1347.740470][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.740513][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.740549][ T32] 9d20: ad157000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.740581][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.740608][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.740689][ T32] r5:800d0113 r4:80239bb0 [ 1347.740718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.740764][ T32] r4:82ac21e4 [ 1347.740786][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.740855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.740905][ T32] r4:e0029dc0 [ 1347.740928][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.740978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.741025][ T32] r4:00000000 [ 1347.741050][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1347.741329][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.741658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.741947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.742338][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1347.762770][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1347.763032][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.763348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.763489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.763894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.764571][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.764862][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 7 printk messages dropped ** [ 1347.765176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.765535][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.765801][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1347.765983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.766273][ T32] INFO: task kworker/1:699:5512 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.766660][ T32] r4:85693c00 ** 3 printk messages dropped ** [ 1347.766793][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1347.767097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663180 ** 6 printk messages dropped ** [ 1347.767360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.767407][ T32] r5:855e3f8c r4:855e3c00 [ 1347.767428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.767502][ T32] r7:ddde2d80 r6:83018200 r5:855e3f8c r4:85664000 [ 1347.767554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.767613][ T32] r10:61c88647 r9:85693c00 r8:8566402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.767640][ T32] r4:85664000 [ 1347.767662][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.767747][ T32] r10:00000000 r9:85664000 r8:80287e08 r7:eb98de60 r6:8566b300 r5:85693c00 [ 1347.767776][ T32] r4:00000001 [ 1347.767821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.767867][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1347.767898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.767956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.767990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.768040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.768099][ T32] r4:85663000 [ 1347.768290][ T32] INFO: task kworker/1:699:5512 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.768353][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.768468][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.768536][ T32] Call trace: [ 1347.768609][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.768709][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.768761][ T32] r4:00000000 [ 1347.768812][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.768874][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.768910][ T32] 9d20: ad4ed000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.768945][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.768999][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.769040][ T32] r5:800d0113 r4:80239bb0 [ 1347.769067][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.769126][ T32] r4:82ac21e4 [ 1347.769156][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.769230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.769260][ T32] r4:e0029dc0 [ 1347.769281][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.769351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.769393][ T32] r4:00000000 [ 1347.769425][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.769478][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.769512][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.769593][ T32] r5:00001000 r4:dfe13000 [ 1347.769620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.769667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.769713][ T32] r5:84aebb8c r4:84aeb800 [ 1347.769734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.769786][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.769814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.769865][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.769914][ T32] r4:849a8000 [ 1347.769939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.769992][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.770019][ T32] r4:00000001 [ 1347.770040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.770079][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.770110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.770142][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.770172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.770205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.770246][ T32] r4:8462f100 [ 1347.770317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.770350][ T32] INFO: task kworker/1:700:5515 blocked for more than 474 seconds. [ 1347.770381][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.770406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.770429][ T32] task:kworker/1:700 state:D stack:0 pid:5515 tgid:5515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.770533][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.770632][ T32] Call trace: [ 1347.770696][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.770756][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000013 r6:ebaf5d8c r5:84861800 [ 1347.770783][ T32] r4:84861800 [ 1347.770810][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.770935][ T32] r5:84861800 r4:8291a680 [ 1347.770986][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.771049][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.771130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1347.771209][ T32] r4:00000000 [ 1347.771258][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.771301][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.771412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856632c0 ** 6 printk messages dropped ** [ 1347.771691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.771738][ T32] r5:856cc38c r4:856cc000 ** 2 printk messages dropped ** [ 1347.771859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.772086][ T32] r4:00000001 [ 1347.772131][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.772177][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1347.772208][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.772264][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.772299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.772332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.772356][ T32] r4:85663140 [ 1347.802981][ T32] INFO: task kworker/1:700:5515 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.803111][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.803254][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.803329][ T32] Call trace: [ 1347.803368][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.803459][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.803491][ T32] r4:00000000 [ 1347.803515][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.803572][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.803608][ T32] 9d20: adc6c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.803689][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.803726][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.803779][ T32] r5:800d0113 r4:80239bb0 [ 1347.803818][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.803873][ T32] r4:82ac21e4 [ 1347.803897][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.803970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.804025][ T32] r4:e0029dc0 [ 1347.804087][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.804142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.804168][ T32] r4:00000000 [ 1347.804190][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.804242][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.804315][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.804369][ T32] r5:00001000 r4:dfe13000 [ 1347.804392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.804436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.804483][ T32] r5:84aebb8c r4:84aeb800 [ 1347.804530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.804676][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.804735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.804797][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.804847][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1347.804980][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1347.805338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.805646][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.805896][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.805943][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.805998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1347.806035][ T32] r4:00000000 [ 1347.806059][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.806100][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.806137][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.806187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663600 [ 1347.806212][ T32] r4:00000000 [ 1347.806232][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.806280][ T32] r9:83018205 r8:84860000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1347.806302][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.806347][ T32] r5:00001000 r4:eb3ed000 [ 1347.806368][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.806409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.806454][ T32] r5:856ccb8c r4:856cc800 [ 1347.806475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.806523][ T32] r7:ddde2d80 r6:83018200 r5:856ccb8c r4:85664180 [ 1347.806551][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.806603][ T32] r10:61c88647 r9:84860000 r8:856641ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.806649][ T32] r4:85664180 [ 1347.806673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.806722][ T32] r10:00000000 r9:85664180 r8:80287e08 r7:eb98de60 r6:8566b400 r5:84860000 [ 1347.806761][ T32] r4:00000001 [ 1347.806867][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.806910][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1347.806975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.807009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.807040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.807071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.807094][ T32] r4:85663400 [ 1347.807338][ T32] INFO: task kworker/1:701:5518 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.807398][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.807511][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.807564][ T32] Call trace: [ 1347.807623][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.807701][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.807769][ T32] r4:00000000 [ 1347.807852][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.807918][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.807978][ T32] 9d20: adc6c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.808017][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.808045][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.808072][ T32] r5:800d0113 r4:80239bb0 [ 1347.808094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.808142][ T32] r4:82ac21e4 [ 1347.808168][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.808218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.808243][ T32] r4:e0029dc0 [ 1347.808263][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.808309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.808358][ T32] r4:00000000 [ 1347.808383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.808435][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.808458][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.808504][ T32] r5:00001000 r4:dfe13000 [ 1347.808525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.808576][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.808645][ T32] r5:84aebb8c r4:84aeb800 [ 1347.808679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.808758][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.808785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.808843][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.808894][ T32] r4:849a8000 [ 1347.808917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.808970][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1347.809227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.809610][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.810101][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.810455][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.810769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.810836][ T32] r5:856cd78c r4:856cd400 ** 2 printk messages dropped ** [ 1347.810944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.811315][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.811653][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.811903][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1347.812112][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.812268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 4 printk messages dropped ** [ 1347.834690][ T32] r5:00001000 r4:dfe13000 [ 1347.834720][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.834769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.834830][ T32] r5:84aebb8c r4:84aeb800 [ 1347.834856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.834911][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.834932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.834984][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.835007][ T32] r4:849a8000 [ 1347.835027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.835080][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.835104][ T32] r4:00000001 [ 1347.835123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.835188][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.835231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.835315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.835347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.835385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.835410][ T32] r4:8462f100 [ 1347.835434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.835474][ T32] INFO: task kworker/0:489:5523 blocked for more than 474 seconds. [ 1347.835509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.835576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.835605][ T32] task:kworker/0:489 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.835679][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.835777][ T32] Call trace: [ 1347.835864][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.835926][ T32] r10:8291a684 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:84862400 [ 1347.835977][ T32] r4:84862400 [ 1347.836002][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.836049][ T32] r5:84862400 r4:8291a680 [ 1347.836071][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.836113][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.836186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1347.836213][ T32] r4:00000000 [ 1347.836258][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.836300][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.836341][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.836389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855117c0 [ 1347.836427][ T32] r4:00000000 [ 1347.836476][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.836530][ T32] r9:83018005 r8:84862400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1347.836563][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.836644][ T32] r5:00001000 r4:eaa45000 [ 1347.836671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.836716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.836762][ T32] r5:8562b78c r4:8562b400 [ 1347.836783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.836832][ T32] r7:dddced80 r6:83018000 r5:8562b78c r4:8566b580 [ 1347.836854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.836905][ T32] r10:61c88647 r9:84862400 r8:8566b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.836930][ T32] r4:8566b580 [ 1347.836962][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.837031][ T32] r10:00000000 r9:8566b580 r8:80287e08 r7:ebaa1e60 r6:8566b500 r5:84862400 [ 1347.837058][ T32] r4:00000001 [ 1347.837091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.837133][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) [ 1347.837163][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.837221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.837255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.837286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.837312][ T32] r4:85667980 [ 1347.837647][ T32] INFO: task kworker/0:489:5523 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.837684][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.837744][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.837820][ T32] Call trace: ** 3 printk messages dropped ** [ 1347.838023][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1347.838367][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.838606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1347.839124][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1347.839368][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 7 printk messages dropped ** [ 1347.839631][ T32] r4:8462f100 ** 3 printk messages dropped ** [ 1347.839774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1347.840426][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.840858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.841044][ T32] r5:00001000 r4:eb631000 ** 1 printk messages dropped ** [ 1347.841115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.841456][ T32] r4:85664200 ** 2 printk messages dropped ** [ 1347.841595][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.841821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.842196][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.859536][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1347.859654][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.859686][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.859714][ T32] r5:800d0113 r4:80239bb0 [ 1347.859735][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.859787][ T32] r4:82ac21e4 [ 1347.859810][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.859884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.859913][ T32] r4:e0029dc0 [ 1347.859935][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.859988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.860043][ T32] r4:00000000 [ 1347.860086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.860173][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.860233][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.860316][ T32] r5:00001000 r4:dfe13000 [ 1347.860365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.860413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.860460][ T32] r5:84aebb8c r4:84aeb800 [ 1347.860543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.860652][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.860732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.860807][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.860836][ T32] r4:849a8000 [ 1347.860859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.860936][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.860968][ T32] r4:00000001 [ 1347.861003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.861073][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.861110][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.861162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.861200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.861235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.861261][ T32] r4:8462f100 [ 1347.861286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.861316][ T32] INFO: task kworker/0:490:5526 blocked for more than 474 seconds. [ 1347.861367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.861411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.861441][ T32] task:kworker/0:490 state:D stack:0 pid:5526 tgid:5526 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.861534][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.861599][ T32] Call trace: [ 1347.861634][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.861691][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:84863c00 ** 1 printk messages dropped ** [ 1347.861770][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.861848][ T32] r5:84863c00 r4:8291a680 [ 1347.861877][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.861925][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.861976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1347.862025][ T32] r4:00000000 [ 1347.862119][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.862200][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.862245][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.862296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856675c0 [ 1347.862321][ T32] r4:00000000 [ 1347.862344][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.862425][ T32] r9:83018005 r8:84863c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1347.876725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.876894][ T32] r5:00001000 r4:eb98f000 [ 1347.876949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.877000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.877049][ T32] r5:8562a78c r4:8562a400 [ 1347.877070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.877147][ T32] r7:dddced80 r6:83018000 r5:8562a78c r4:8566b480 [ 1347.877198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.877266][ T32] r10:61c88647 r9:84863c00 r8:8566b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.877297][ T32] r4:8566b480 [ 1347.877345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.877402][ T32] r10:00000000 r9:8566b480 r8:80287e08 r7:ebad5e60 r6:8566b680 r5:84863c00 [ 1347.877452][ T32] r4:00000001 [ 1347.877476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.877536][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1347.877582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.877679][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.877739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.877776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.877805][ T32] r4:85667b00 [ 1347.878114][ T32] INFO: task kworker/0:490:5526 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.878152][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.878275][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.878324][ T32] Call trace: [ 1347.878380][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.878442][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.878480][ T32] r4:00000000 [ 1347.878504][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.878555][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.878587][ T32] 9d20: ae711000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.878619][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 5 printk messages dropped ** [ 1347.878840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 7 printk messages dropped ** [ 1347.879203][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1347.879575][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1347.879884][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.880146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1347.880761][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1347.881206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856639c0 ** 6 printk messages dropped ** [ 1347.881580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.881807][ T32] r10:61c88647 r9:85619800 r8:8566412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.882307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.895272][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.895554][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1347.895656][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.895725][ T32] r5:800d0113 r4:80239bb0 [ 1347.895775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.895826][ T32] r4:82ac21e4 [ 1347.895848][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.895921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.895949][ T32] r4:e0029dc0 [ 1347.895981][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.896056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.896114][ T32] r4:00000000 [ 1347.896139][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.896216][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.896247][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.896296][ T32] r5:00001000 r4:dfe13000 [ 1347.896343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.896416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.896484][ T32] r5:84aebb8c r4:84aeb800 [ 1347.896509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.896570][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.896594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.896709][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.896773][ T32] r4:849a8000 [ 1347.896803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.896882][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.896936][ T32] r4:00000001 [ 1347.896984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.897044][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.897077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.897119][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.897158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.897190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.897215][ T32] r4:8462f100 [ 1347.897237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.897265][ T32] INFO: task kworker/1:705:5530 blocked for more than 474 seconds. [ 1347.897297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.897323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.897344][ T32] task:kworker/1:705 state:D stack:0 pid:5530 tgid:5530 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.897394][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.897436][ T32] Call trace: [ 1347.897466][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.897530][ T32] r10:8291a684 r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:8561a400 [ 1347.897565][ T32] r4:8561a400 [ 1347.897617][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.897668][ T32] r5:8561a400 r4:8291a680 [ 1347.897743][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.897815][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.897868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1347.897894][ T32] r4:00000000 [ 1347.897915][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.897989][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1347.898343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.898389][ T32] r5:856cdb8c r4:856cd800 ** 1 printk messages dropped ** [ 1347.898458][ T32] r7:ddde2d80 r6:83018200 r5:856cdb8c r4:85664480 ** 4 printk messages dropped ** [ 1347.898760][ T32] r10:00000000 r9:85664480 r8:80287e08 r7:ebae1e60 r6:85664580 r5:8561a400 ** 6 printk messages dropped ** [ 1347.898999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.899606][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.899698][ T32] 9d20: ae81e000 ed729000 00000001 80239b98 7f565000 00000001 ** 4 printk messages dropped ** [ 1347.899920][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.900120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1347.900690][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 3 printk messages dropped ** [ 1347.900860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1347.901142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1347.901425][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.901738][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.902265][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.919855][ T32] r5:856cdf8c r4:856cdc00 ** 3 printk messages dropped ** [ 1347.920162][ T32] r10:61c88647 r9:8561b000 r8:856643ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.920519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.921167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.921615][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1347.922020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.922086][ T32] r4:00000000 [ 1347.922140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.922198][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.922224][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.922300][ T32] r5:00001000 r4:dfe13000 [ 1347.922329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.922374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.933172][ T32] r5:84aebb8c r4:84aeb800 [ 1347.933286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.933372][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1347.933396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.933487][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.933517][ T32] r4:849a8000 [ 1347.933538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.933603][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1347.933628][ T32] r4:00000001 [ 1347.933664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.933710][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1347.933755][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.933790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.933824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.933857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.933880][ T32] r4:8462f100 [ 1347.933904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.933934][ T32] INFO: task kworker/1:707:5534 blocked for more than 474 seconds. [ 1347.933968][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.933995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.934041][ T32] task:kworker/1:707 state:D stack:0 pid:5534 tgid:5534 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.934113][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.934159][ T32] Call trace: [ 1347.934191][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1347.934247][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000013 r6:ebb09d8c r5:8561bc00 [ 1347.934272][ T32] r4:8561bc00 [ 1347.934293][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1347.934340][ T32] r5:8561bc00 r4:8291a680 [ 1347.934361][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.934403][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.934449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1347.934472][ T32] r4:00000000 [ 1347.934492][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.934530][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.934578][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.934624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551a280 [ 1347.934646][ T32] r4:00000000 [ 1347.934666][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.934716][ T32] r9:83018205 r8:8561bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1347.934740][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.934786][ T32] r5:00001000 r4:eb955000 [ 1347.934812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.934856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.934901][ T32] r5:856cef8c r4:856cec00 [ 1347.934921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.934969][ T32] r7:ddde2d80 r6:83018200 r5:856cef8c r4:85664600 [ 1347.934989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.935040][ T32] r10:61c88647 r9:8561bc00 r8:8566462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.935063][ T32] r4:85664600 [ 1347.935083][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.935131][ T32] r10:00000000 r9:85664600 r8:80287e08 r7:ebb0de60 r6:85664700 r5:8561bc00 [ 1347.935154][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.935335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1347.936240][ T32] r5:800d0113 r4:80239bb0 ** 10 printk messages dropped ** [ 1347.936708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1347.937212][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1347.937803][ T32] r10:8291a684 r9:ebb11d84 r8:00000002 r7:60000113 r6:ebb11d8c r5:8561c800 ** 3 printk messages dropped ** [ 1347.937913][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.937953][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.938000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 [ 1347.938047][ T32] r4:00000000 [ 1347.938100][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1347.938164][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1347.938207][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.938253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565ffc0 [ 1347.938276][ T32] r4:00000000 [ 1347.938297][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.938345][ T32] r9:83018205 r8:8561c800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.938367][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.938411][ T32] r5:00001000 r4:eb8cf000 [ 1347.938432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.938488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.938538][ T32] r5:856ce38c r4:856ce000 [ 1347.938563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.938627][ T32] r7:ddde2d80 r6:83018200 r5:856ce38c r4:85664780 [ 1347.938653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.938706][ T32] r10:61c88647 r9:8561c800 r8:856647ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.938728][ T32] r4:85664780 [ 1347.938748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.938821][ T32] r10:00000000 r9:85664780 r8:80287e08 r7:ebb09e60 r6:85664680 r5:8561c800 [ 1347.938849][ T32] r4:00000001 [ 1347.938869][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.938908][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1347.938935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.938965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.939016][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.939051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.939075][ T32] r4:85663ec0 [ 1347.939226][ T32] INFO: task kworker/1:708:5535 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1347.939259][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.939358][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.939436][ T32] Call trace: [ 1347.939477][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1347.939551][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1347.939579][ T32] r4:00000000 [ 1347.939600][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.939647][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.939680][ T32] 9d20: aeda4000 ed729000 00000001 80239b98 7f565000 00000001 ** 1 printk messages dropped ** [ 1347.939798][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 12 printk messages dropped ** [ 1347.940430][ T32] r5:00001000 r4:dfe13000 ** 9 printk messages dropped ** [ 1347.940976][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 14 printk messages dropped ** [ 1347.941494][ T32] Call trace: ** 8 printk messages dropped ** [ 1347.941925][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1347.942338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.973176][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.973895][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.974394][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1347.974427][ T32] 9d20: af54e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1347.974459][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1347.974485][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1347.974535][ T32] r5:800d0113 r4:80239bb0 [ 1347.974592][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.974659][ T32] r4:82ac21e4 [ 1347.974685][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.974736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1347.974784][ T32] r4:e0029dc0 [ 1347.974813][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1347.974863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1347.974971][ T32] r4:00000000 [ 1347.974997][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1347.975052][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1347.975112][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.975171][ T32] r5:00001000 r4:dfe13000 [ 1347.975514][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.975764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.975896][ T32] r5:84aebb8c r4:84aeb800 [ 1347.975955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.976315][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.976700][ T32] r4:8462f100 ** 8 printk messages dropped ** [ 1347.977217][ T32] r10:8291a684 r9:ebb15d84 r8:00000002 r7:60000013 r6:ebb15d8c r5:8561d400 ** 10 printk messages dropped ** [ 1347.977801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551a200 ** 8 printk messages dropped ** [ 1347.978221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1347.978727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1347.979635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 17 printk messages dropped ** [ 1347.980387][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 13 printk messages dropped ** [ 1347.980996][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.981506][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1347.982164][ T32] r7:ddde2d80 r6:83018200 r5:8562ab8c r4:85664a00 ** 4 printk messages dropped ** [ 1348.004881][ T32] r10:00000000 r9:85664a00 r8:80287e08 r7:ebb09e60 r6:85664980 r5:8561ec00 [ 1348.004932][ T32] r4:00000001 [ 1348.004957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.005021][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1348.005054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.005101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.005252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.005313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.005365][ T32] r4:8551a2c0 [ 1348.005727][ T32] INFO: task kworker/1:711:5542 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.005883][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.005975][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.006074][ T32] Call trace: [ 1348.006111][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.006171][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.006210][ T32] r4:00000000 [ 1348.006240][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.006285][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.006316][ T32] 9d20: af990000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.006347][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.006374][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.006425][ T32] r5:800d0113 r4:80239bb0 [ 1348.006450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.006498][ T32] r4:82ac21e4 [ 1348.006518][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.006572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.006597][ T32] r4:e0029dc0 [ 1348.006641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.006693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.006717][ T32] r4:00000000 [ 1348.006737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.006790][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 3 printk messages dropped ** [ 1348.006924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1348.007497][ T32] r4:8462f100 ** 7 printk messages dropped ** [ 1348.007982][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1348.008353][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1348.008656][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.009172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1348.009873][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 15 printk messages dropped ** [ 1348.010636][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.010876][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.010925][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.010948][ T32] r4:00000001 [ 1348.010967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.011007][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.011053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.011089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.011142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.011177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.011202][ T32] r4:8462f100 [ 1348.011223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.011248][ T32] INFO: task kworker/1:713:5547 blocked for more than 474 seconds. [ 1348.011276][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.011300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.011320][ T32] task:kworker/1:713 state:D stack:0 pid:5547 tgid:5547 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.011410][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.011453][ T32] Call trace: [ 1348.011483][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.011549][ T32] r10:8291a684 r9:ebb21d84 r8:00000002 r7:60000113 r6:ebb21d8c r5:84a60c00 [ 1348.011577][ T32] r4:84a60c00 [ 1348.011600][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.011648][ T32] r5:84a60c00 r4:8291a680 [ 1348.011669][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.011709][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.011755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 [ 1348.011778][ T32] r4:00000000 [ 1348.011798][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.011857][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.011899][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.011947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551acc0 [ 1348.011970][ T32] r4:00000000 [ 1348.012026][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1348.012223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.033035][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.033624][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.034650][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.035076][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 10 printk messages dropped ** [ 1348.035624][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1348.036358][ T32] r4:84a61800 ** 7 printk messages dropped ** [ 1348.036967][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.037397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.037907][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.038169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.038208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.038269][ T32] r4:8551a740 [ 1348.038439][ T32] INFO: task kworker/1:714:5549 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.038489][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.038567][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.038719][ T32] Call trace: [ 1348.038758][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.038827][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.038883][ T32] r4:00000000 [ 1348.038911][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.038973][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.039010][ T32] 9d20: afd80000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.039047][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.039091][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.039138][ T32] r5:800d0113 r4:80239bb0 [ 1348.039180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.039245][ T32] r4:82ac21e4 [ 1348.039272][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.039346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.039379][ T32] r4:e0029dc0 [ 1348.039429][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.039497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.039527][ T32] r4:00000000 [ 1348.039558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.039625][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.039653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.039702][ T32] r5:00001000 r4:dfe13000 [ 1348.039726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.040037][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1348.040560][ T32] r4:8462f100 ** 7 printk messages dropped ** [ 1348.040958][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1348.041491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85513040 ** 6 printk messages dropped ** [ 1348.041874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.042499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.065398][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.065662][ T32] r4:00000000 [ 1348.065685][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.065755][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.065867][ T32] 9d20: b0206000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.065907][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.065936][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.065962][ T32] r5:800d0113 r4:80239bb0 [ 1348.065983][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.066058][ T32] r4:82ac21e4 [ 1348.066084][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.066173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.066227][ T32] r4:e0029dc0 [ 1348.066274][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.066326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.066352][ T32] r4:00000000 [ 1348.066373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.066471][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.066499][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.066551][ T32] r5:00001000 r4:dfe13000 [ 1348.066575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.066618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.066665][ T32] r5:84aebb8c r4:84aeb800 [ 1348.066686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.066739][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 8 printk messages dropped ** [ 1348.067046][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1348.067870][ T32] r5:84a60000 r4:8291a680 ** 5 printk messages dropped ** [ 1348.068188][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.068243][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.068325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ab40 [ 1348.068372][ T32] r4:00000000 [ 1348.068411][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.068502][ T32] r9:83018205 r8:84a60000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1348.068562][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.068618][ T32] r5:00001000 r4:eba2f000 ** 1 printk messages dropped ** [ 1348.068732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.069174][ T32] r10:00000000 r9:85664d80 r8:80287e08 r7:ebb21e60 r6:85664e80 r5:84a60000 ** 11 printk messages dropped ** [ 1348.069977][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.070497][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 8 printk messages dropped ** [ 1348.070987][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.071495][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 9 printk messages dropped ** [ 1348.071935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1348.093011][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1348.093628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.094124][ T32] r10:00000000 r9:85664f00 r8:80287e08 r7:ebb21e60 r6:85664e00 r5:84a63c00 ** 11 printk messages dropped ** [ 1348.094967][ T32] Call trace: [ 1348.095014][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.095071][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.095096][ T32] r4:00000000 [ 1348.095115][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.095177][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.095211][ T32] 9d20: b03e9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.095242][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.095273][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.095299][ T32] r5:800d0113 r4:80239bb0 [ 1348.095320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.095364][ T32] r4:82ac21e4 [ 1348.095383][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.095469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.095503][ T32] r4:e0029dc0 [ 1348.095524][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.095578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.095616][ T32] r4:00000000 [ 1348.095640][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.095691][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.095713][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.095757][ T32] r5:00001000 r4:dfe13000 [ 1348.095778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.095819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.095863][ T32] r5:84aebb8c r4:84aeb800 [ 1348.095883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.095933][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.095954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.096007][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.096030][ T32] r4:849a8000 [ 1348.096051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.096101][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.096125][ T32] r4:00000001 [ 1348.096144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.096182][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.096210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.096240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.096294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.096450][ T32] INFO: task kworker/1:717:5556 blocked for more than 474 seconds. ** 12 printk messages dropped ** [ 1348.096998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 ** 11 printk messages dropped ** [ 1348.097528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.097750][ T32] r10:61c88647 r9:84a63000 r8:85525fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1348.098597][ T32] Call trace: ** 7 printk messages dropped ** [ 1348.098958][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 12 printk messages dropped ** [ 1348.099392][ T32] r5:00001000 r4:dfe13000 ** 9 printk messages dropped ** [ 1348.099827][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 10 printk messages dropped ** [ 1348.100140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1348.100758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 ** 11 printk messages dropped ** [ 1348.101339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.101404][ T32] r5:856d8f8c r4:856d8c00 [ 1348.101450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.101502][ T32] r7:ddde2d80 r6:83018200 r5:856d8f8c r4:85521080 [ 1348.101526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.101615][ T32] r10:61c88647 r9:84a64800 r8:855210ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.101643][ T32] r4:85521080 [ 1348.101664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.101714][ T32] r10:00000000 r9:85521080 r8:80287e08 r7:ebb3de60 r6:85521180 r5:84a64800 [ 1348.101736][ T32] r4:00000001 [ 1348.101775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.101838][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1348.101871][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.101918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.101952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.101985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.102035][ T32] r4:85513300 [ 1348.102204][ T32] INFO: task kworker/1:718:5560 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.102240][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.102316][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.102361][ T32] Call trace: [ 1348.102464][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.125589][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.125635][ T32] r4:00000000 [ 1348.125659][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.125723][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1348.125791][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.125818][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.125844][ T32] r5:800d0113 r4:80239bb0 [ 1348.125864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.125910][ T32] r4:82ac21e4 [ 1348.125930][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.125976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.126000][ T32] r4:e0029dc0 [ 1348.126020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.126066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.126089][ T32] r4:00000000 [ 1348.126123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.126181][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.126204][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.126641][ T32] r4:849a8000 ** 7 printk messages dropped ** [ 1348.127051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1348.127597][ T32] r4:84a66000 ** 7 printk messages dropped ** [ 1348.127945][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.128333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.128804][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.129498][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.129914][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 11 printk messages dropped ** [ 1348.130531][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1348.131155][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1348.131494][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.131875][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1348.132286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.149588][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) ** 7 printk messages dropped ** [ 1348.150277][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1348.150823][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.150989][ T32] r4:e0029dc0 [ 1348.151009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.151100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.151128][ T32] r4:00000000 [ 1348.151149][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.151201][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.151225][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.151272][ T32] r5:00001000 r4:dfe13000 [ 1348.151293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.151336][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.151404][ T32] r5:84aebb8c r4:84aeb800 [ 1348.151443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.151495][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.151536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.151620][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.151648][ T32] r4:849a8000 [ 1348.151672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.151725][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.151763][ T32] r4:00000001 [ 1348.151787][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.151852][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.151886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.151918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.151947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.151978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.152002][ T32] r4:8462f100 [ 1348.152046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.152102][ T32] INFO: task kworker/1:720:5565 blocked for more than 474 seconds. [ 1348.152162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.152192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.152214][ T32] task:kworker/1:720 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.161847][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.162183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.162225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.162271][ T32] r5:856d938c r4:856d9000 [ 1348.162292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.162342][ T32] r7:ddde2d80 r6:83018200 r5:856d938c r4:85521200 [ 1348.162363][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.162440][ T32] r10:61c88647 r9:85618000 r8:8552122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.162768][ T32] r4:85521200 [ 1348.162806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.162872][ T32] r10:00000000 r9:85521200 r8:80287e08 r7:ebb51e60 r6:8566b980 r5:85618000 [ 1348.162896][ T32] r4:00000001 [ 1348.162916][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.162957][ T32] Exception stack(0xebb69fb0 to 0xebb69ff8) [ 1348.162988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.163018][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.163046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.163077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.163100][ T32] r4:85513240 [ 1348.163400][ T32] INFO: task kworker/1:720:5565 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.163451][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.163516][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.163573][ T32] Call trace: [ 1348.163622][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.163687][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.163745][ T32] r4:00000000 [ 1348.163776][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.163827][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.163873][ T32] 9d20: b0cb1000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.163931][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.163962][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.163990][ T32] r5:800d0113 r4:80239bb0 [ 1348.164010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.164056][ T32] r4:82ac21e4 [ 1348.164078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.164157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.164187][ T32] r4:e0029dc0 [ 1348.164231][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.164285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.164336][ T32] r4:00000000 [ 1348.164360][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.164451][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.164478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.164525][ T32] r5:00001000 r4:dfe13000 [ 1348.164555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.164600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.164728][ T32] r5:84aebb8c r4:84aeb800 [ 1348.164756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.164816][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.164840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.164906][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.164935][ T32] r4:849a8000 [ 1348.164955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.165023][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.165051][ T32] r4:00000001 [ 1348.165072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.165125][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.165157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.165189][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.165218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.165249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.165297][ T32] r4:8462f100 [ 1348.165323][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.165372][ T32] INFO: task kworker/1:721:5566 blocked for more than 474 seconds. [ 1348.165426][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.165498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.165539][ T32] task:kworker/1:721 state:D stack:0 pid:5566 tgid:5566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.165592][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.165638][ T32] Call trace: [ 1348.165692][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.165759][ T32] r10:8291a684 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:84860c00 [ 1348.165787][ T32] r4:84860c00 [ 1348.165809][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.165858][ T32] r5:84860c00 r4:8291a680 [ 1348.165880][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.165965][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.166015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 [ 1348.166042][ T32] r4:00000000 [ 1348.166062][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.166100][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.166150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.166200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855137c0 [ 1348.166224][ T32] r4:00000000 [ 1348.166244][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.166292][ T32] r9:83018205 r8:84860c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1348.166316][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.166362][ T32] r5:00001000 r4:ebb59000 [ 1348.166382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.166438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.166484][ T32] r5:856d978c r4:856d9400 [ 1348.166504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.166583][ T32] r7:ddde2d80 r6:83018200 r5:856d978c r4:85521300 [ 1348.166616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.166668][ T32] r10:61c88647 r9:84860c00 r8:8552132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.166692][ T32] r4:85521300 [ 1348.166712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.166761][ T32] r10:00000000 r9:85521300 r8:80287e08 r7:ebb51e60 r6:8566ba00 r5:84860c00 [ 1348.166787][ T32] r4:00000001 [ 1348.166807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.166846][ T32] Exception stack(0xebb6dfb0 to 0xebb6dff8) [ 1348.166902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.166937][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.166965][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.166996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.167018][ T32] r4:85513240 ** 1 printk messages dropped ** [ 1348.167219][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1348.168187][ T32] r4:00000000 [ 1348.168212][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.168264][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.168287][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.168338][ T32] r5:00001000 r4:dfe13000 [ 1348.168361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.168405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.168467][ T32] r5:84aebb8c r4:84aeb800 [ 1348.168512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.168573][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.168609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.168699][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1348.169063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1348.169717][ T32] r4:84a65400 ** 7 printk messages dropped ** [ 1348.170034][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.170479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1348.171370][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.172173][ T32] r4:e0029dc0 [ 1348.172202][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.172251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.172280][ T32] r4:00000000 [ 1348.172303][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.172376][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.172404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.196835][ T32] r5:00001000 r4:dfe13000 [ 1348.196922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.197009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.197085][ T32] r5:84aebb8c r4:84aeb800 [ 1348.197138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.197196][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.197218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.197271][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.197295][ T32] r4:849a8000 [ 1348.197349][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.197486][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.197550][ T32] r4:00000001 [ 1348.197610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.197886][ T32] r4:8462f100 ** 9 printk messages dropped ** [ 1348.198426][ T32] r4:84a66c00 ** 7 printk messages dropped ** [ 1348.198714][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.199177][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.199391][ T32] r10:61c88647 r9:84a66c00 r8:855212ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.199435][ T32] r4:85521280 [ 1348.199472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.199525][ T32] r10:00000000 r9:85521280 r8:80287e08 r7:ebb41e60 r6:85521500 r5:84a66c00 [ 1348.199553][ T32] r4:00000001 [ 1348.199573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.199624][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1348.199686][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.199748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.199780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.199817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.199865][ T32] r4:85513d80 [ 1348.200236][ T32] INFO: task kworker/1:723:5570 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.200290][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.200479][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.200529][ T32] Call trace: [ 1348.200595][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.200692][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.200749][ T32] r4:00000000 [ 1348.200800][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1348.200924][ T32] 9d20: b1302000 ed729000 00000001 80239b98 7f565000 00000001 ** 16 printk messages dropped ** [ 1348.201588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1348.222049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.223431][ T32] r5:85620000 r4:8291a680 ** 7 printk messages dropped ** [ 1348.223837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85513cc0 ** 6 printk messages dropped ** [ 1348.224128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.224457][ T32] r4:85521480 ** 8 printk messages dropped ** [ 1348.224881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1348.225904][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 1 printk messages dropped ** [ 1348.225955][ T32] r5:800d0113 r4:80239bb0 [ 1348.226000][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.226049][ T32] r4:82ac21e4 [ 1348.226070][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.226139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.226227][ T32] r4:e0029dc0 [ 1348.226253][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.226319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.226347][ T32] r4:00000000 [ 1348.226368][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.226433][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.226456][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.226501][ T32] r5:00001000 r4:dfe13000 [ 1348.226525][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.226590][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.226642][ T32] r5:84aebb8c r4:84aeb800 [ 1348.226665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.226744][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.226769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.226826][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.226850][ T32] r4:849a8000 [ 1348.226897][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.226987][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.227067][ T32] r4:00000001 [ 1348.227092][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.227181][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.227253][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.227326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.227471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.227557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.227593][ T32] r4:8462f100 [ 1348.227618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.227646][ T32] INFO: task kworker/1:725:5574 blocked for more than 474 seconds. [ 1348.227677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.227702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1348.228036][ T32] r4:85620c00 ** 7 printk messages dropped ** [ 1348.228405][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.228907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.229167][ T32] r4:85521680 ** 8 printk messages dropped ** [ 1348.229537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1348.230821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 6 printk messages dropped ** [ 1348.231130][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.231232][ T32] r5:00001000 r4:dfe13000 [ 1348.231267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.231338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.231395][ T32] r5:84aebb8c r4:84aeb800 [ 1348.231436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.231490][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.231527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.231610][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.231660][ T32] r4:849a8000 [ 1348.231684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.231828][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.231858][ T32] r4:00000001 [ 1348.231878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.231918][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.231946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.231977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.232008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.232038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.232062][ T32] r4:8462f100 [ 1348.232429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.265148][ T32] INFO: task kworker/1:726:5576 blocked for more than 474 seconds. [ 1348.265291][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.265422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1348.265773][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1348.266687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85667540 ** 6 printk messages dropped ** [ 1348.267162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.267796][ T32] Exception stack(0xebb79fb0 to 0xebb79ff8) ** 8 printk messages dropped ** [ 1348.268791][ T32] Call trace: ** 8 printk messages dropped ** [ 1348.269190][ T32] r5:800d0113 r4:80239bb0 ** 10 printk messages dropped ** [ 1348.269602][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1348.270198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.270596][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.270976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 ** 11 printk messages dropped ** [ 1348.271634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.271754][ T32] r7:ddde2d80 r6:83018200 r5:856dbf8c r4:85521880 [ 1348.271777][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.271833][ T32] r10:61c88647 r9:85623c00 r8:855218ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.271875][ T32] r4:85521880 [ 1348.271901][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.271952][ T32] r10:00000000 r9:85521880 r8:80287e08 r7:ebb79e60 r6:85521780 r5:85623c00 [ 1348.271998][ T32] r4:00000001 [ 1348.272046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.272090][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1348.272141][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.272176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.272229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.272310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.272359][ T32] r4:8550c040 [ 1348.285185][ T32] INFO: task kworker/1:727:5578 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.285343][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.285479][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.285661][ T32] Call trace: [ 1348.285718][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.285784][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.285814][ T32] r4:00000000 [ 1348.285835][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.285929][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.285995][ T32] 9d20: b1bec000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.286130][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.286180][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.286209][ T32] r5:800d0113 r4:80239bb0 [ 1348.286288][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.286347][ T32] r4:82ac21e4 [ 1348.286375][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.286426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.286462][ T32] r4:e0029dc0 [ 1348.286488][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.286544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.286570][ T32] r4:00000000 [ 1348.286617][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.286700][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.286729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.286778][ T32] r5:00001000 r4:dfe13000 [ 1348.286803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.286878][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.286933][ T32] r5:84aebb8c r4:84aeb800 [ 1348.286957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.287055][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.287082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.287136][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.287160][ T32] r4:849a8000 [ 1348.287180][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.287233][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1348.287431][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1348.287981][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.288705][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.289045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.289388][ T32] r10:61c88647 r9:84878000 r8:8566baac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1348.290266][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.290544][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 16 printk messages dropped ** [ 1348.291296][ T32] r5:84aebb8c r4:84aeb800 ** 7 printk messages dropped ** [ 1348.291689][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.291963][ T32] INFO: task kworker/0:494:5584 blocked for more than 474 seconds. ** 12 printk messages dropped ** [ 1348.309619][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 ** 11 printk messages dropped ** [ 1348.310147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.310475][ T32] r10:61c88647 r9:84879800 r8:8566bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.310499][ T32] r4:8566bc00 [ 1348.310521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.310606][ T32] r10:00000000 r9:8566bc00 r8:80287e08 r7:ebba1e60 r6:8566bc80 r5:84879800 [ 1348.310634][ T32] r4:00000001 [ 1348.310655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.310708][ T32] Exception stack(0xebbb9fb0 to 0xebbb9ff8) [ 1348.310794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.310830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.310883][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.310920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.310944][ T32] r4:855119c0 [ 1348.311332][ T32] INFO: task kworker/0:494:5584 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.311380][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.311490][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.311580][ T32] Call trace: [ 1348.311628][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.311711][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.311765][ T32] r4:00000000 [ 1348.311792][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.311837][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.311869][ T32] 9d20: b2076000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.311917][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.311954][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.311992][ T32] r5:800d0113 r4:80239bb0 [ 1348.312047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.312098][ T32] r4:82ac21e4 [ 1348.312118][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.312167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.312191][ T32] r4:e0029dc0 [ 1348.312210][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.312286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.312316][ T32] r4:00000000 [ 1348.312340][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.312394][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.312423][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.327655][ T32] r5:00001000 r4:dfe13000 [ 1348.327701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.327771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.327823][ T32] r5:84aebb8c r4:84aeb800 [ 1348.327846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.327919][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.327947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.328001][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.328025][ T32] r4:849a8000 [ 1348.328045][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.328109][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.328137][ T32] r4:00000001 [ 1348.328169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.328216][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.328249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.328281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.328418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.328516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.328582][ T32] r4:8462f100 [ 1348.328616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.328698][ T32] INFO: task kworker/0:495:5587 blocked for more than 474 seconds. [ 1348.328736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.328790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.328889][ T32] task:kworker/0:495 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.328955][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.329328][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.329992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.330195][ T32] r10:61c88647 r9:8487b000 r8:8566bd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1348.330713][ T32] r4:85511ac0 ** 6 printk messages dropped ** [ 1348.331503][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.331901][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1348.332290][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.348544][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 11 printk messages dropped ** [ 1348.349616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.349639][ T32] r4:8462f100 [ 1348.349687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.349723][ T32] INFO: task kworker/0:496:5589 blocked for more than 474 seconds. [ 1348.349761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.349841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.350046][ T32] task:kworker/0:496 state:D stack:0 pid:5589 tgid:5589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.350188][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.350263][ T32] Call trace: [ 1348.350323][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.350384][ T32] r10:8291a684 r9:ebbbdd84 r8:00000002 r7:60000013 r6:ebbbdd8c r5:8487c800 [ 1348.350430][ T32] r4:8487c800 [ 1348.350455][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.350526][ T32] r5:8487c800 r4:8291a680 [ 1348.350554][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.350600][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.350647][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1348.350670][ T32] r4:00000000 [ 1348.350690][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 8 printk messages dropped ** [ 1348.351114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.351180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.351717][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.351951][ T32] r4:85511c00 ** 1 printk messages dropped ** [ 1348.352339][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.362753][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.362876][ T32] Call trace: [ 1348.362916][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.362980][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.363007][ T32] r4:00000000 [ 1348.363029][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.363074][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.363123][ T32] 9d20: b25c3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.363164][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.363192][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.363221][ T32] r5:800d0113 r4:80239bb0 [ 1348.363254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.363305][ T32] r4:82ac21e4 [ 1348.363326][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.363373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.363398][ T32] r4:e0029dc0 [ 1348.363419][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.363465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.363487][ T32] r4:00000000 [ 1348.363508][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.363580][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.363604][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.363720][ T32] r5:00001000 r4:dfe13000 [ 1348.363746][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.363791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.363836][ T32] r5:84aebb8c r4:84aeb800 [ 1348.363858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.363921][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.363946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.364021][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1348.364141][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1348.364339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.364651][ T32] task:kworker/1:728 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.365103][ T32] r5:8487a400 r4:8291a680 [ 1348.365125][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.365172][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.365219][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 [ 1348.365255][ T32] r4:00000000 [ 1348.365290][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.365332][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.365369][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.365413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c400 [ 1348.365456][ T32] r4:00000000 [ 1348.365493][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.365586][ T32] r9:83018205 r8:8487a400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1348.365613][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.365681][ T32] r5:00001000 r4:dfa9d000 [ 1348.365733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.365781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.365832][ T32] r5:856db38c r4:856db000 [ 1348.365853][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.365901][ T32] r7:ddde2d80 r6:83018200 r5:856db38c r4:85521900 [ 1348.365922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.365971][ T32] r10:61c88647 r9:8487a400 r8:8552192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.365995][ T32] r4:85521900 [ 1348.366014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.366063][ T32] r10:00000000 r9:85521900 r8:80287e08 r7:ebba5e60 r6:8566bd80 r5:8487a400 [ 1348.366153][ T32] r4:00000001 [ 1348.366211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.366275][ T32] Exception stack(0xebbc5fb0 to 0xebbc5ff8) [ 1348.366313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.366346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.366379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.366414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.366438][ T32] r4:8550c500 [ 1348.366811][ T32] INFO: task kworker/1:728:5590 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.366853][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.366979][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.367157][ T32] Call trace: [ 1348.367224][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.367282][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.367307][ T32] r4:00000000 [ 1348.367328][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.367370][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.367460][ T32] 9d20: b25c3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.367495][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.367540][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 2 printk messages dropped ** [ 1348.367850][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.368399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 5 printk messages dropped ** [ 1348.368843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1348.369233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1348.369631][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.370197][ T32] task:kworker/1:729 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.370637][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1348.371016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550c6c0 ** 1 printk messages dropped ** [ 1348.371073][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.371123][ T32] r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1348.371146][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.371235][ T32] r5:00001000 r4:eb52d000 [ 1348.371264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.371311][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.371371][ T32] r5:856db78c r4:856db400 [ 1348.371397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.371448][ T32] r7:ddde2d80 r6:83018200 r5:856db78c r4:85521a80 [ 1348.371469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.371568][ T32] r10:61c88647 r9:8487d400 r8:85521aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.371593][ T32] r4:85521a80 [ 1348.371613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.371662][ T32] r10:00000000 r9:85521a80 r8:80287e08 r7:ebba5e60 r6:8566bf80 r5:8487d400 [ 1348.371701][ T32] r4:00000001 [ 1348.371725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.371764][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) [ 1348.371797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.371830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.371858][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.371888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.371911][ T32] r4:8550c500 [ 1348.372082][ T32] INFO: task kworker/1:729:5591 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.372118][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.372198][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.372243][ T32] Call trace: [ 1348.372273][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.372399][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.398058][ T32] r4:00000000 [ 1348.398220][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.398298][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.398336][ T32] 9d20: b292b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.398369][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.398396][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.398422][ T32] r5:800d0113 r4:80239bb0 [ 1348.398479][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.398551][ T32] r4:82ac21e4 [ 1348.398601][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.398677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.398705][ T32] r4:e0029dc0 [ 1348.398748][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.398805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.398854][ T32] r4:00000000 [ 1348.398958][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.399015][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.399039][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.399143][ T32] r5:00001000 r4:dfe13000 [ 1348.399178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.399228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.399277][ T32] r5:84aebb8c r4:84aeb800 [ 1348.399298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.399350][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.399373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.399522][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.399555][ T32] r4:849a8000 [ 1348.399576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.399716][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.399744][ T32] r4:00000001 [ 1348.399765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.399809][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.399922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.399971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.400039][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.400086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.400138][ T32] r4:8462f100 [ 1348.400169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.400202][ T32] INFO: task kworker/0:497:5592 blocked for more than 474 seconds. [ 1348.400237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.400265][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.400288][ T32] task:kworker/0:497 state:D stack:0 pid:5592 tgid:5592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.400463][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.400517][ T32] Call trace: [ 1348.400643][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.400716][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:8487e000 [ 1348.400741][ T32] r4:8487e000 [ 1348.400762][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.400817][ T32] r5:8487e000 r4:8291a680 [ 1348.400852][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.400901][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.400972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1348.401000][ T32] r4:00000000 [ 1348.401070][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.401263][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.401320][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.401371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855114c0 [ 1348.401400][ T32] r4:00000000 [ 1348.401422][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.401473][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1348.401496][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.401549][ T32] r5:00001000 r4:eb4d5000 [ 1348.401573][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.401655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.401705][ T32] r5:8478ef8c r4:8478ec00 [ 1348.401725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.401791][ T32] r7:dddced80 r6:83018000 r5:8478ef8c r4:8566be80 [ 1348.401825][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.401879][ T32] r10:61c88647 r9:8487e000 r8:8566beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.401903][ T32] r4:8566be80 [ 1348.401985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.402040][ T32] r10:00000000 r9:8566be80 r8:80287e08 r7:ebbbde60 r6:8543bd00 r5:8487e000 [ 1348.402065][ T32] r4:00000001 [ 1348.402174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.402217][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1348.402321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.402356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.402385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.402541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.415866][ T32] r4:85511dc0 [ 1348.416320][ T32] INFO: task kworker/0:497:5592 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.416456][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.416596][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.416777][ T32] Call trace: [ 1348.416880][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.416954][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.416981][ T32] r4:00000000 [ 1348.417003][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.417072][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.417111][ T32] 9d20: b2e6b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.417145][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.417173][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.417260][ T32] r5:800d0113 r4:80239bb0 [ 1348.417303][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.417396][ T32] r4:82ac21e4 [ 1348.417422][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.417470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.417583][ T32] r4:e0029dc0 [ 1348.417610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.417659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.417746][ T32] r4:00000000 [ 1348.417771][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.417853][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.417881][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.417966][ T32] r5:00001000 r4:dfe13000 [ 1348.418013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.418061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.418110][ T32] r5:84aebb8c r4:84aeb800 [ 1348.418131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.418202][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.418260][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.418421][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.418455][ T32] r4:849a8000 [ 1348.418478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.418532][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.418562][ T32] r4:00000001 [ 1348.418582][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.418621][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.418650][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.418681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.418732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.418797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.418827][ T32] r4:8462f100 [ 1348.418867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.418989][ T32] INFO: task kworker/0:498:5595 blocked for more than 474 seconds. [ 1348.419028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.419056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.419078][ T32] task:kworker/0:498 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.419126][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.419176][ T32] Call trace: [ 1348.419291][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.419366][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:8487bc00 [ 1348.419393][ T32] r4:8487bc00 [ 1348.419415][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.419462][ T32] r5:8487bc00 r4:8291a680 [ 1348.419544][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.419633][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.419684][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1348.419707][ T32] r4:00000000 [ 1348.419727][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.419778][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.419865][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.419919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855174c0 [ 1348.419966][ T32] r4:00000000 [ 1348.420042][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.420095][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.420140][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1348.420215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.420258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.420484][ T32] r10:61c88647 r9:8487bc00 r8:855140ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.420530][ T32] r4:85514080 [ 1348.420580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.420739][ T32] r10:00000000 r9:85514080 r8:80287e08 r7:ebbbde60 r6:85514180 r5:8487bc00 [ 1348.420877][ T32] r4:00000001 [ 1348.421017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.421123][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1348.421189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.421252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.421282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.421317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.421341][ T32] r4:85517100 [ 1348.421533][ T32] INFO: task kworker/0:498:5595 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.421573][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.421704][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.421753][ T32] Call trace: [ 1348.421785][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.421847][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.421874][ T32] r4:00000000 [ 1348.421941][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.422092][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.422127][ T32] 9d20: b2e6b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.422263][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.422294][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.422320][ T32] r5:800d0113 r4:80239bb0 [ 1348.422341][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.422386][ T32] r4:82ac21e4 [ 1348.422507][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.446567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.446616][ T32] r4:e0029dc0 [ 1348.446640][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.446711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.446750][ T32] r4:00000000 [ 1348.446776][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.446837][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.446860][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.446946][ T32] r5:00001000 r4:dfe13000 [ 1348.446972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.447118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.447169][ T32] r5:84aebb8c r4:84aeb800 [ 1348.447216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.447291][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.447349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.447445][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.447543][ T32] r4:849a8000 [ 1348.447573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.447626][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.447649][ T32] r4:00000001 [ 1348.447785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.447859][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.447898][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.447931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.447959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.448017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.448075][ T32] r4:8462f100 [ 1348.448110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.448227][ T32] INFO: task kworker/0:499:5597 blocked for more than 474 seconds. [ 1348.448268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.448297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.448420][ T32] task:kworker/0:499 state:D stack:0 pid:5597 tgid:5597 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.448554][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.448600][ T32] Call trace: [ 1348.448683][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.448847][ T32] r10:8291a684 r9:ebbd9d84 r8:00000002 r7:60000113 r6:ebbd9d8c r5:84878c00 [ 1348.448876][ T32] r4:84878c00 [ 1348.448898][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.448946][ T32] r5:84878c00 r4:8291a680 [ 1348.448967][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.449097][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.449201][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd9e08 [ 1348.449228][ T32] r4:00000000 [ 1348.449251][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.449290][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.449390][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.449439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855172c0 [ 1348.449542][ T32] r4:00000000 [ 1348.449685][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.449740][ T32] r9:83018005 r8:84878c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 1 printk messages dropped ** [ 1348.449849][ T32] r5:00001000 r4:eb6cd000 ** 1 printk messages dropped ** [ 1348.449977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.450027][ T32] r5:8564078c r4:85640400 [ 1348.450047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.450096][ T32] r7:dddced80 r6:83018000 r5:8564078c r4:85514000 [ 1348.450117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.450212][ T32] r10:61c88647 r9:84878c00 r8:8551402c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.450247][ T32] r4:85514000 [ 1348.450268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.450319][ T32] r10:00000000 r9:85514000 r8:80287e08 r7:ebbd5e60 r6:85514280 r5:84878c00 [ 1348.450342][ T32] r4:00000001 [ 1348.450385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.450430][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) [ 1348.450459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.450490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.450518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.450580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.450705][ T32] r4:855173c0 [ 1348.451079][ T32] INFO: task kworker/0:499:5597 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.451117][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.451220][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.451275][ T32] Call trace: [ 1348.451306][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.451362][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.451424][ T32] r4:00000000 [ 1348.451509][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.451596][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.451630][ T32] 9d20: b3246000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.451666][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.451742][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.451772][ T32] r5:800d0113 r4:80239bb0 [ 1348.451797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.451931][ T32] r4:82ac21e4 [ 1348.452037][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.452112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.452141][ T32] r4:e0029dc0 [ 1348.452161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.452233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.452309][ T32] r4:00000000 [ 1348.452357][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.452421][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.464727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.464869][ T32] r5:00001000 r4:dfe13000 [ 1348.464896][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.464967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.465021][ T32] r5:84aebb8c r4:84aeb800 [ 1348.465044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.465098][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.465120][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.465173][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.465197][ T32] r4:849a8000 [ 1348.465217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.465482][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.465529][ T32] r4:00000001 [ 1348.465588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.465639][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.465775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.465815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.465877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.465913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.465939][ T32] r4:8462f100 [ 1348.465964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.466006][ T32] INFO: task kworker/0:500:5601 blocked for more than 474 seconds. [ 1348.466051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.466108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.466154][ T32] task:kworker/0:500 state:D stack:0 pid:5601 tgid:5601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.466331][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.466382][ T32] Call trace: [ 1348.466494][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.466563][ T32] r10:8291a684 r9:ebbd1d84 r8:00000002 r7:60000113 r6:ebbd1d8c r5:8487ec00 [ 1348.466692][ T32] r4:8487ec00 [ 1348.466717][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.466802][ T32] r5:8487ec00 r4:8291a680 [ 1348.466828][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.466873][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.466962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd1e08 [ 1348.466988][ T32] r4:00000000 [ 1348.467009][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.467049][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.467091][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.467275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517540 [ 1348.467326][ T32] r4:00000000 [ 1348.467372][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.467448][ T32] r9:83018005 r8:8487ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1348.467481][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.467543][ T32] r5:00001000 r4:eb755000 [ 1348.467566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.467610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.467680][ T32] r5:85640f8c r4:85640c00 [ 1348.467727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.467796][ T32] r7:dddced80 r6:83018000 r5:85640f8c r4:85514100 [ 1348.467843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.467933][ T32] r10:61c88647 r9:8487ec00 r8:8551412c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.467962][ T32] r4:85514100 ** 1 printk messages dropped ** [ 1348.468085][ T32] r10:00000000 r9:85514100 r8:80287e08 r7:ebbd5e60 r6:85514300 r5:8487ec00 ** 5 printk messages dropped ** [ 1348.468345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.469102][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.469357][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1348.469619][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.469759][ T32] r4:e0029dc0 [ 1348.469799][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.469852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.469900][ T32] r4:00000000 [ 1348.469924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.469977][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.469999][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.470082][ T32] r5:00001000 r4:dfe13000 [ 1348.470108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.470152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.470198][ T32] r5:84aebb8c r4:84aeb800 [ 1348.470219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.470322][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.470348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.470423][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.470450][ T32] r4:849a8000 [ 1348.470470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.470522][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.470553][ T32] r4:00000001 [ 1348.470574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.470613][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.470640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.470671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.470699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.470894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.470923][ T32] r4:8462f100 [ 1348.470945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.470994][ T32] INFO: task kworker/0:501:5602 blocked for more than 474 seconds. [ 1348.471027][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.471053][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.471076][ T32] task:kworker/0:501 state:D stack:0 pid:5602 tgid:5602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.471124][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.471224][ T32] Call trace: [ 1348.471328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.471385][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:85600c00 [ 1348.471410][ T32] r4:85600c00 [ 1348.471456][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1348.471529][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.471828][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.472347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.472401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1348.492858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.493194][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.493360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.494096][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.494448][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.494483][ T32] 9d20: b369a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.494515][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.494547][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.494574][ T32] r5:800d0113 r4:80239bb0 [ 1348.494625][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.494702][ T32] r4:82ac21e4 [ 1348.494739][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.494840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.494878][ T32] r4:e0029dc0 [ 1348.494904][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.494978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.495030][ T32] r4:00000000 [ 1348.495069][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.495150][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.495193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.495244][ T32] r5:00001000 r4:dfe13000 [ 1348.495266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.495310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.495356][ T32] r5:84aebb8c r4:84aeb800 [ 1348.495377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.495453][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.495480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.495578][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.495644][ T32] r4:849a8000 [ 1348.495668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.495726][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.495750][ T32] r4:00000001 [ 1348.495770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.495883][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.495917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.495972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.496005][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.496077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.496125][ T32] r4:8462f100 [ 1348.496151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.496181][ T32] INFO: task kworker/0:502:5603 blocked for more than 474 seconds. [ 1348.496230][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.496261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.496283][ T32] task:kworker/0:502 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.496333][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.496510][ T32] Call trace: [ 1348.496554][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.496650][ T32] r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:84866000 [ 1348.496693][ T32] r4:84866000 [ 1348.496730][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.496795][ T32] r5:84866000 r4:8291a680 [ 1348.496822][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.496866][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.496914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1348.496937][ T32] r4:00000000 [ 1348.496979][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.497024][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.497062][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.497131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517880 [ 1348.497170][ T32] r4:00000000 [ 1348.497193][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.497268][ T32] r9:83018005 r8:84866000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1348.497309][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.497419][ T32] r5:00001000 r4:eb785000 [ 1348.497476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.497527][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.497579][ T32] r5:8564178c r4:85641400 [ 1348.497601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.497674][ T32] r7:dddced80 r6:83018000 r5:8564178c r4:85514400 [ 1348.497707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.497767][ T32] r10:61c88647 r9:84866000 r8:8551442c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.497830][ T32] r4:85514400 [ 1348.497855][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.497908][ T32] r10:00000000 r9:85514400 r8:80287e08 r7:ebbdde60 r6:85514480 r5:84866000 [ 1348.497932][ T32] r4:00000001 [ 1348.497952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.498000][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1348.498033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.498063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.498114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.498148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.498171][ T32] r4:85517580 ** 1 printk messages dropped ** [ 1348.498416][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.498958][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1348.499142][ T32] r4:e0029dc0 [ 1348.499161][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.499207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.499231][ T32] r4:00000000 [ 1348.499274][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.499379][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.499405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.499475][ T32] r5:00001000 r4:dfe13000 [ 1348.499523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.499612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.499663][ T32] r5:84aebb8c r4:84aeb800 [ 1348.499685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.499735][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.499756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.499805][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.499846][ T32] r4:849a8000 [ 1348.499894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.499962][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.499990][ T32] r4:00000001 [ 1348.500033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.500076][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.500105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.500136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.500164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.500233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.500260][ T32] r4:8462f100 [ 1348.500305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.500334][ T32] INFO: task kworker/0:503:5606 blocked for more than 474 seconds. [ 1348.500363][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.500407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.500474][ T32] task:kworker/0:503 state:D stack:0 pid:5606 tgid:5606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.500534][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.500589][ T32] Call trace: [ 1348.500679][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.500753][ T32] r10:8291a684 r9:ebbe1d84 r8:00000002 r7:60000113 r6:ebbe1d8c r5:84ac0000 [ 1348.500783][ T32] r4:84ac0000 [ 1348.500844][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.500924][ T32] r5:84ac0000 r4:8291a680 [ 1348.500950][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.501007][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.501059][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 ** 3 printk messages dropped ** [ 1348.501289][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1348.501623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.501669][ T32] r5:85641b8c r4:85641800 [ 1348.501695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.502062][ T32] r10:00000000 r9:85514500 r8:80287e08 r7:ebbc1e60 r6:85514600 r5:84ac0000 ** 6 printk messages dropped ** [ 1348.502338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.527645][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1348.528001][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1348.528110][ T32] r4:e0029dc0 [ 1348.528132][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.528179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.528202][ T32] r4:00000000 [ 1348.528223][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.528298][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.528419][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.528472][ T32] r5:00001000 r4:dfe13000 [ 1348.528517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.528594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.528679][ T32] r5:84aebb8c r4:84aeb800 [ 1348.528703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.528783][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.528811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.528865][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.528895][ T32] r4:849a8000 [ 1348.528917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.528971][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.528995][ T32] r4:00000001 [ 1348.529015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.529054][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.529082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.529114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.529143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.529173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.529198][ T32] r4:8462f100 [ 1348.529226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.529257][ T32] INFO: task kworker/0:504:5608 blocked for more than 475 seconds. [ 1348.529294][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.529322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.529344][ T32] task:kworker/0:504 state:D stack:0 pid:5608 tgid:5608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.529394][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.529435][ T32] Call trace: [ 1348.529467][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.529519][ T32] r10:8291a684 r9:ebbe9d84 r8:00000002 r7:60000113 r6:ebbe9d8c r5:84ac0c00 [ 1348.529555][ T32] r4:84ac0c00 [ 1348.529591][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.529644][ T32] r5:84ac0c00 r4:8291a680 [ 1348.529689][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.529737][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.529809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 [ 1348.529841][ T32] r4:00000000 [ 1348.529863][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1348.529965][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1348.530575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.530829][ T32] r5:85641f8c r4:85641c00 [ 1348.530855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.531045][ T32] r4:85514680 ** 6 printk messages dropped ** [ 1348.531337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.532000][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.549727][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 2 printk messages dropped ** [ 1348.549860][ T32] r4:82ac21e4 [ 1348.549895][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.549949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.549976][ T32] r4:e0029dc0 [ 1348.549998][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.550046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.550069][ T32] r4:00000000 [ 1348.550140][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.550197][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.550245][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.550308][ T32] r5:00001000 r4:dfe13000 [ 1348.550355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.550405][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.550452][ T32] r5:84aebb8c r4:84aeb800 [ 1348.550474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.550550][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.550609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.550689][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.550714][ T32] r4:849a8000 [ 1348.550736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.550788][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.550818][ T32] r4:00000001 [ 1348.550838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.550878][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.550908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.550939][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.550967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.551050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.551079][ T32] r4:8462f100 [ 1348.551102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.551161][ T32] INFO: task kworker/1:730:5609 blocked for more than 475 seconds. [ 1348.551237][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.551269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.551318][ T32] task:kworker/1:730 state:D stack:0 pid:5609 tgid:5609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.551395][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.551459][ T32] Call trace: [ 1348.551493][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.551553][ T32] r10:8291a684 r9:ebbe5d84 r8:00000002 r7:60000113 r6:ebbe5d8c r5:84ac1800 [ 1348.551597][ T32] r4:84ac1800 [ 1348.551624][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.551719][ T32] r5:84ac1800 r4:8291a680 [ 1348.551757][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.551809][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.551897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1348.551926][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.551986][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1348.552070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550cc40 [ 1348.552093][ T32] r4:00000000 [ 1348.552114][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.552163][ T32] r9:83018205 r8:84ac1800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.552185][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.552230][ T32] r5:00001000 r4:eba75000 [ 1348.552250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.552314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.552372][ T32] r5:856dbb8c r4:856db800 [ 1348.552411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.561239][ T32] r7:ddde2d80 r6:83018200 r5:856dbb8c r4:85521980 [ 1348.561289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.561378][ T32] r10:61c88647 r9:84ac1800 r8:855219ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.561413][ T32] r4:85521980 [ 1348.561438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.561542][ T32] r10:00000000 r9:85521980 r8:80287e08 r7:ebba5e60 r6:85514580 r5:84ac1800 [ 1348.561584][ T32] r4:00000001 [ 1348.561635][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.561795][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) ** 2 printk messages dropped ** [ 1348.561895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.575939][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.576366][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 5 printk messages dropped ** [ 1348.576671][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1348.576768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 8 printk messages dropped ** [ 1348.577165][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.577620][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1348.577726][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.577973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.578115][ T32] r4:8462f100 [ 1348.578163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.578234][ T32] INFO: task kworker/0:505:5611 blocked for more than 475 seconds. [ 1348.578275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.578303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.578326][ T32] task:kworker/0:505 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.578390][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.578460][ T32] Call trace: [ 1348.578499][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.578557][ T32] r10:8291a684 r9:ebbf1d84 r8:00000002 r7:60000113 r6:ebbf1d8c r5:84ac3000 [ 1348.578623][ T32] r4:84ac3000 [ 1348.578650][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.578700][ T32] r5:84ac3000 r4:8291a680 [ 1348.578800][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.578852][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.578925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1348.579001][ T32] r4:00000000 [ 1348.579032][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.579107][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.579150][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.579198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85517c00 [ 1348.579245][ T32] r4:00000000 [ 1348.579270][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.579319][ T32] r9:83018005 r8:84ac3000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1348.579371][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.579434][ T32] r5:00001000 r4:eb7df000 [ 1348.579490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.579536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.579586][ T32] r5:8564238c r4:85642000 [ 1348.579608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.579683][ T32] r7:dddced80 r6:83018000 r5:8564238c r4:85514700 [ 1348.579708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.579797][ T32] r10:61c88647 r9:84ac3000 r8:8551472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.579941][ T32] r4:85514700 [ 1348.579971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.580022][ T32] r10:00000000 r9:85514700 r8:80287e08 r7:ebbe9e60 r6:85514900 r5:84ac3000 [ 1348.580069][ T32] r4:00000001 [ 1348.580093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.580134][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) [ 1348.580164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.580195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.580223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.580254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.580277][ T32] r4:85517c00 [ 1348.580616][ T32] INFO: task kworker/0:505:5611 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.580691][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.580811][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.580859][ T32] Call trace: [ 1348.580890][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.580946][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.580987][ T32] r4:00000000 [ 1348.581012][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.581055][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.581086][ T32] 9d20: b4302000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.581141][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.581205][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.581256][ T32] r5:800d0113 r4:80239bb0 [ 1348.581282][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.581329][ T32] r4:82ac21e4 [ 1348.581374][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.581431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.581480][ T32] r4:e0029dc0 [ 1348.581504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.581572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.581614][ T32] r4:00000000 [ 1348.581650][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.581706][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.581729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.581775][ T32] r5:00001000 r4:dfe13000 [ 1348.581801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.581869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.581920][ T32] r5:84aebb8c r4:84aeb800 [ 1348.581941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.581991][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.582012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.582063][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.582090][ T32] r4:849a8000 [ 1348.582110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.582187][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.582215][ T32] r4:00000001 [ 1348.582248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.582298][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.582353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.582434][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.594670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.594755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.594800][ T32] r4:8462f100 [ 1348.594832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.594863][ T32] INFO: task kworker/0:506:5613 blocked for more than 475 seconds. [ 1348.594898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.594925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.594949][ T32] task:kworker/0:506 state:D stack:0 pid:5613 tgid:5613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.595009][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.595067][ T32] Call trace: [ 1348.595098][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.595157][ T32] r10:8291a684 r9:ebbedd84 r8:00000002 r7:60000013 r6:ebbedd8c r5:84ac2400 [ 1348.595181][ T32] r4:84ac2400 [ 1348.595201][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.595272][ T32] r5:84ac2400 r4:8291a680 [ 1348.595299][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.595457][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.595521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbede08 [ 1348.595597][ T32] r4:00000000 [ 1348.595674][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.595719][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1348.595905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666180 ** 6 printk messages dropped ** [ 1348.596271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.596317][ T32] r5:85642b8c r4:85642800 ** 2 printk messages dropped ** [ 1348.596409][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1348.596675][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.596840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.597344][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.597409][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.597455][ T32] Call trace: [ 1348.597485][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.597541][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.597566][ T32] r4:00000000 [ 1348.597587][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.597630][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.597661][ T32] 9d20: b4302000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.597692][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.597719][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.597743][ T32] r5:800d0113 r4:80239bb0 [ 1348.597763][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.597839][ T32] r4:82ac21e4 [ 1348.597864][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.597959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.598035][ T32] r4:e0029dc0 [ 1348.598110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.598160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.598184][ T32] r4:00000000 [ 1348.598204][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.598255][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.598277][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.598325][ T32] r5:00001000 r4:dfe13000 [ 1348.598347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.598390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.598459][ T32] r5:84aebb8c r4:84aeb800 [ 1348.598484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.598537][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.598558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.598610][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.598634][ T32] r4:849a8000 [ 1348.598653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.598703][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.598726][ T32] r4:00000001 [ 1348.598746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.598784][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.598841][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.598877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.598907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.598938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.598961][ T32] r4:8462f100 [ 1348.598982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.599007][ T32] INFO: task kworker/0:507:5615 blocked for more than 475 seconds. [ 1348.599036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.599061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1348.599349][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1348.599581][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.599627][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.599674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1348.599702][ T32] r4:00000000 [ 1348.599724][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.599763][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.599807][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.599855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85511080 [ 1348.599925][ T32] r4:00000000 [ 1348.599951][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.600003][ T32] r9:83018005 r8:84ac5400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1348.600026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.600072][ T32] r5:00001000 r4:eb829000 [ 1348.600092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.600132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.600178][ T32] r5:8564278c r4:85642400 [ 1348.600199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.600248][ T32] r7:dddced80 r6:83018000 r5:8564278c r4:85514a00 [ 1348.600268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.600321][ T32] r10:61c88647 r9:84ac5400 r8:85514a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.600392][ T32] r4:85514a00 [ 1348.600439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.600492][ T32] r10:00000000 r9:85514a00 r8:80287e08 r7:ebbede60 r6:85514880 r5:84ac5400 [ 1348.600516][ T32] r4:00000001 [ 1348.600591][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.600703][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) [ 1348.600739][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.600771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.600865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1348.601325][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.601584][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1348.601753][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1348.601977][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1348.602307][ T32] r5:00001000 r4:dfe13000 ** 4 printk messages dropped ** [ 1348.620280][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1348.620562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1348.620730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.620782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.620823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.620853][ T32] r4:8462f100 [ 1348.620879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.620910][ T32] INFO: task kworker/0:508:5617 blocked for more than 475 seconds. [ 1348.620991][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.621039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.621094][ T32] task:kworker/0:508 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.621207][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.621323][ T32] Call trace: [ 1348.621420][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.621482][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000013 r6:ebbf5d8c r5:84ac4800 [ 1348.621507][ T32] r4:84ac4800 [ 1348.621557][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.621610][ T32] r5:84ac4800 r4:8291a680 [ 1348.621650][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.621747][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.621827][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1348.621858][ T32] r4:00000000 [ 1348.621878][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.621941][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.622025][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.622151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666340 [ 1348.622180][ T32] r4:00000000 [ 1348.622202][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.622257][ T32] r9:83018005 r8:84ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1348.622280][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.622326][ T32] r5:00001000 r4:eb88d000 [ 1348.622497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.635380][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.635474][ T32] r5:85642f8c r4:85642c00 [ 1348.635498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.635608][ T32] r7:dddced80 r6:83018000 r5:85642f8c r4:85514a80 [ 1348.635636][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.635693][ T32] r10:61c88647 r9:84ac4800 r8:85514aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.635718][ T32] r4:85514a80 [ 1348.635753][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.635866][ T32] r10:00000000 r9:85514a80 r8:80287e08 r7:ebbede60 r6:85514b80 r5:84ac4800 [ 1348.635895][ T32] r4:00000001 [ 1348.635967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.636014][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1348.636049][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.636107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.636157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.636192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.636261][ T32] r4:85666140 [ 1348.636679][ T32] INFO: task kworker/0:508:5617 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.636742][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.636867][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.636998][ T32] Call trace: [ 1348.637062][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.637126][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.637151][ T32] r4:00000000 [ 1348.637173][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.637241][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 1 printk messages dropped ** [ 1348.637339][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1348.637708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 7 printk messages dropped ** [ 1348.638074][ T32] r5:84aebb8c r4:84aeb800 ** 5 printk messages dropped ** [ 1348.638261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1348.638367][ T32] r4:00000001 [ 1348.638440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.638483][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.638512][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.638542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.638571][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.638603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.638627][ T32] r4:8462f100 [ 1348.638648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.638682][ T32] INFO: task kworker/0:509:5619 blocked for more than 475 seconds. [ 1348.638731][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.638761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.638799][ T32] task:kworker/0:509 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.638854][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.638897][ T32] Call trace: [ 1348.638969][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.639030][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000013 r6:ebc01d8c r5:84ac6c00 [ 1348.639055][ T32] r4:84ac6c00 [ 1348.639245][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.639362][ T32] r5:84ac6c00 r4:8291a680 [ 1348.639522][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.639570][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.639617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1348.639663][ T32] r4:00000000 [ 1348.639686][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.639727][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.639764][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.639817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666600 [ 1348.639852][ T32] r4:00000000 [ 1348.639885][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.639963][ T32] r9:83018005 r8:84ac6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1348.639990][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.640036][ T32] r5:00001000 r4:eb8af000 [ 1348.640056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.640100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.640146][ T32] r5:8564338c r4:85643000 [ 1348.640166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.640215][ T32] r7:dddced80 r6:83018000 r5:8564338c r4:85514c00 [ 1348.640237][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.640287][ T32] r10:61c88647 r9:84ac6c00 r8:85514c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.640310][ T32] r4:85514c00 [ 1348.640330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.640404][ T32] r10:00000000 r9:85514c00 r8:80287e08 r7:ebbf5e60 r6:85514b00 r5:84ac6c00 [ 1348.640431][ T32] r4:00000001 [ 1348.640465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.640539][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1348.640571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.640619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.640686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.640733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.640767][ T32] r4:85666300 [ 1348.640973][ T32] INFO: task kworker/0:509:5619 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.641009][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.641102][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.641202][ T32] Call trace: [ 1348.641298][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.641386][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 5 printk messages dropped ** [ 1348.641644][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1348.641946][ T32] r4:e0029dc0 ** 3 printk messages dropped ** [ 1348.642097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.662399][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1348.662891][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.662915][ T32] r4:00000001 [ 1348.662958][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.663007][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.663086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.663122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.663151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.663182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.663211][ T32] r4:8462f100 [ 1348.663237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.663267][ T32] INFO: task kworker/0:510:5621 blocked for more than 475 seconds. [ 1348.663304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.663381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.663409][ T32] task:kworker/0:510 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.663502][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.663551][ T32] Call trace: [ 1348.663584][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.663640][ T32] r10:8291a684 r9:ebbfdd84 r8:00000002 r7:60000013 r6:ebbfdd8c r5:84ac6000 [ 1348.663663][ T32] r4:84ac6000 [ 1348.663683][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.663730][ T32] r5:84ac6000 r4:8291a680 [ 1348.663762][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.663905][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.663987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbfde08 [ 1348.664015][ T32] r4:00000000 [ 1348.664087][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.664207][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.664254][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.664307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666780 [ 1348.664332][ T32] r4:00000000 [ 1348.664354][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.664432][ T32] r9:83018005 r8:84ac6000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1348.664460][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.664507][ T32] r5:00001000 r4:eb8d7000 [ 1348.664542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.664601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.664688][ T32] r5:8564378c r4:85643400 [ 1348.664712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.664764][ T32] r7:dddced80 r6:83018000 r5:8564378c r4:85514c80 [ 1348.664785][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.664844][ T32] r10:61c88647 r9:84ac6000 r8:85514cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.664868][ T32] r4:85514c80 [ 1348.664887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.664936][ T32] r10:00000000 r9:85514c80 r8:80287e08 r7:ebc01e60 r6:85514d80 r5:84ac6000 [ 1348.664961][ T32] r4:00000001 [ 1348.664981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.665020][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) [ 1348.665048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.665079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.665122][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.665280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.665385][ T32] r4:85666480 [ 1348.665806][ T32] INFO: task kworker/0:510:5621 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.665852][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.666160][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1348.666694][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.666912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 4 printk messages dropped ** [ 1348.667134][ T32] r5:00001000 r4:dfe13000 [ 1348.667180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.667266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.667353][ T32] r5:84aebb8c r4:84aeb800 [ 1348.667417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.667568][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.667638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.667697][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.667748][ T32] r4:849a8000 [ 1348.667801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.667903][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.667933][ T32] r4:00000001 [ 1348.667969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.668017][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.668046][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.668116][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.668150][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.668181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.668210][ T32] r4:8462f100 [ 1348.668246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.668289][ T32] INFO: task kworker/0:511:5623 blocked for more than 475 seconds. [ 1348.668324][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.668373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.668398][ T32] task:kworker/0:511 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.668450][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.668618][ T32] Call trace: [ 1348.668697][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.668768][ T32] r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:856b0c00 [ 1348.668801][ T32] r4:856b0c00 [ 1348.668850][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.668902][ T32] r5:856b0c00 r4:8291a680 [ 1348.668972][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.669020][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.669069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1348.669169][ T32] r4:00000000 [ 1348.669193][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.669256][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.669371][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.669422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666b00 [ 1348.669445][ T32] r4:00000000 [ 1348.669465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.669514][ T32] r9:83018005 r8:856b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1348.669538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.669636][ T32] r5:00001000 r4:ebc13000 [ 1348.669700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.669771][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.669826][ T32] r5:85643b8c r4:85643800 [ 1348.669848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.669929][ T32] r7:dddced80 r6:83018000 r5:85643b8c r4:85514e00 [ 1348.669956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.670024][ T32] r10:61c88647 r9:856b0c00 r8:85514e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.670051][ T32] r4:85514e00 [ 1348.670095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.670222][ T32] r10:00000000 r9:85514e00 r8:80287e08 r7:ebbfde60 r6:85514d00 r5:856b0c00 [ 1348.670248][ T32] r4:00000001 [ 1348.670270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.670335][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1348.670374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.670418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.670500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.670535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.670590][ T32] r4:85666740 [ 1348.670802][ T32] INFO: task kworker/0:511:5623 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.670855][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.670957][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.671006][ T32] Call trace: [ 1348.671081][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.671142][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.671195][ T32] r4:00000000 [ 1348.671267][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.671317][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.671422][ T32] 9d20: b4c4c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.671457][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.671486][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.671513][ T32] r5:800d0113 r4:80239bb0 [ 1348.671535][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.671584][ T32] r4:82ac21e4 [ 1348.671606][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.671687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.671718][ T32] r4:e0029dc0 [ 1348.671766][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.671823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.671847][ T32] r4:00000000 [ 1348.671884][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.671940][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.671962][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.672008][ T32] r5:00001000 r4:dfe13000 [ 1348.672052][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.672099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.672236][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1348.703921][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.704424][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.704882][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.705105][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000013 r6:ebc21d8c r5:856b1800 [ 1348.705220][ T32] r4:856b1800 [ 1348.705330][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.705380][ T32] r5:856b1800 r4:8291a680 [ 1348.705415][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.705651][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.705762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc21e08 [ 1348.705798][ T32] r4:00000000 [ 1348.705884][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.706008][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.706076][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.706243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85666cc0 [ 1348.706353][ T32] r4:00000000 [ 1348.706474][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.706533][ T32] r9:83018005 r8:856b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1348.706556][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.706685][ T32] r5:00001000 r4:ebc19000 [ 1348.706799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.706850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.706915][ T32] r5:85643f8c r4:85643c00 [ 1348.707132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.707347][ T32] r7:dddced80 r6:83018000 r5:85643f8c r4:85514f80 [ 1348.707375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.707430][ T32] r10:61c88647 r9:856b1800 r8:85514fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.707579][ T32] r4:85514f80 [ 1348.707604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.707656][ T32] r10:00000000 r9:85514f80 r8:80287e08 r7:ebc09e60 r6:85514e80 r5:856b1800 [ 1348.707697][ T32] r4:00000001 [ 1348.707808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.707853][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1348.707883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.708022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.708158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.708184][ T32] r4:85666cc0 [ 1348.708653][ T32] INFO: task kworker/0:512:5626 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.708769][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.708844][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.708891][ T32] Call trace: [ 1348.708991][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.709100][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.709214][ T32] r4:00000000 [ 1348.709254][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.709302][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.709334][ T32] 9d20: b5483000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.709380][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.709411][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.709457][ T32] r5:800d0113 r4:80239bb0 [ 1348.709502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.709553][ T32] r4:82ac21e4 [ 1348.709574][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.709621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.709664][ T32] r4:e0029dc0 [ 1348.709718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.709769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.710031][ T32] r4:00000000 [ 1348.710056][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.710140][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.710166][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.710212][ T32] r5:00001000 r4:dfe13000 [ 1348.710233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.710274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.710319][ T32] r5:84aebb8c r4:84aeb800 [ 1348.710375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.710432][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.710467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.710553][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.710671][ T32] r4:849a8000 [ 1348.710714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.710769][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.710798][ T32] r4:00000001 [ 1348.710819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.710880][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.710912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.710944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.710973][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.711003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.711026][ T32] r4:8462f100 [ 1348.711071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.711130][ T32] INFO: task kworker/0:513:5628 blocked for more than 475 seconds. [ 1348.711185][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.711270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.711299][ T32] task:kworker/0:513 state:D stack:0 pid:5628 tgid:5628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.711347][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.711406][ T32] Call trace: [ 1348.711467][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.711553][ T32] r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000013 r6:ebc2dd8c r5:856b3000 [ 1348.711592][ T32] r4:856b3000 [ 1348.711643][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1348.711938][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.712149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565c040 ** 6 printk messages dropped ** [ 1348.712504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.735238][ T32] r5:8564c38c r4:8564c000 [ 1348.735286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.735365][ T32] r7:dddced80 r6:83018000 r5:8564c38c r4:85514f00 [ 1348.735388][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.735442][ T32] r10:61c88647 r9:856b3000 r8:85514f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.735467][ T32] r4:85514f00 [ 1348.735488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.735612][ T32] r10:00000000 r9:85514f00 r8:80287e08 r7:ebc21e60 r6:8543be80 r5:856b3000 [ 1348.735659][ T32] r4:00000001 [ 1348.735683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.735730][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1348.735824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.735886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.735919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.735952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.735975][ T32] r4:85666b80 [ 1348.736524][ T32] INFO: task kworker/0:513:5628 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.736591][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.736734][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.737002][ T32] Call trace: [ 1348.737217][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.737281][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.737310][ T32] r4:00000000 [ 1348.737333][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.737376][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.737408][ T32] 9d20: b56ae000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.737440][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.737504][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.737533][ T32] r5:800d0113 r4:80239bb0 [ 1348.737588][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.737666][ T32] r4:82ac21e4 [ 1348.737779][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.737830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.737873][ T32] r4:e0029dc0 ** 2 printk messages dropped ** [ 1348.738003][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.738428][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 7 printk messages dropped ** [ 1348.738757][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1348.739082][ T32] INFO: task kworker/1:731:5629 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.739709][ T32] r5:856b3c00 r4:8291a680 ** 3 printk messages dropped ** [ 1348.739945][ T32] r4:00000000 [ 1348.739964][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.740000][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.740036][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.740081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d3640 [ 1348.740103][ T32] r4:00000000 [ 1348.740123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.740171][ T32] r9:83018205 r8:856b3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1348.740193][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.740258][ T32] r5:00001000 r4:eb10f000 [ 1348.740394][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.740442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.740488][ T32] r5:856e538c r4:856e5000 [ 1348.740508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.740563][ T32] r7:ddde2d80 r6:83018200 r5:856e538c r4:85521b80 [ 1348.740620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.740734][ T32] r10:61c88647 r9:856b3c00 r8:85521bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.740760][ T32] r4:85521b80 [ 1348.740780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.740835][ T32] r10:00000000 r9:85521b80 r8:80287e08 r7:ebba5e60 r6:8550ee00 r5:856b3c00 [ 1348.740858][ T32] r4:00000001 [ 1348.740945][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.741011][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1348.741065][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.741098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.741131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.741180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.741236][ T32] r4:8550ce40 [ 1348.741450][ T32] INFO: task kworker/1:731:5629 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.741484][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.741619][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.741677][ T32] Call trace: [ 1348.741753][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.741814][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.741838][ T32] r4:00000000 [ 1348.741857][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.741901][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.741932][ T32] 9d20: b56ae000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.741963][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.741989][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.742051][ T32] r5:800d0113 r4:80239bb0 [ 1348.742077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.742123][ T32] r4:82ac21e4 [ 1348.742143][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.742188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.742216][ T32] r4:e0029dc0 [ 1348.742237][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.742285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.742308][ T32] r4:00000000 [ 1348.742327][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.742376][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.742441][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.742545][ T32] r5:00001000 r4:dfe13000 ** 4 printk messages dropped ** [ 1348.763735][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 6 printk messages dropped ** [ 1348.764183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.764998][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1348.765241][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1348.765627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 ** 4 printk messages dropped ** [ 1348.765869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565c2c0 ** 6 printk messages dropped ** [ 1348.766186][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.766232][ T32] r5:8564c78c r4:8564c400 ** 2 printk messages dropped ** [ 1348.766413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.766944][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.767696][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 7 printk messages dropped ** [ 1348.768089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1348.768508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1348.768863][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1348.769128][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.769223][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.769252][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.769282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.769309][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.769369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.769426][ T32] r4:8462f100 [ 1348.769450][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.769477][ T32] INFO: task kworker/0:514:5632 blocked for more than 475 seconds. [ 1348.769542][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.769572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.769594][ T32] task:kworker/0:514 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.769641][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.769682][ T32] Call trace: [ 1348.769713][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1348.769765][ T32] r10:8291a684 r9:ebc11d84 r8:00000002 r7:60000113 r6:ebc11d8c r5:85623000 [ 1348.769788][ T32] r4:85623000 [ 1348.769808][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1348.769881][ T32] r5:85623000 r4:8291a680 [ 1348.769919][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.770157][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.770213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1348.770257][ T32] r4:00000000 [ 1348.770280][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1348.770319][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1348.770355][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.770399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550cb00 [ 1348.770484][ T32] r4:00000000 [ 1348.770543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.770602][ T32] r9:83018005 r8:85623000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.770627][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.770673][ T32] r5:00001000 r4:ebc41000 [ 1348.770695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.770768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.771036][ T32] r5:856e438c r4:856e4000 [ 1348.771156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.771248][ T32] r7:dddced80 r6:83018000 r5:856e438c r4:85661000 [ 1348.771271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.771326][ T32] r10:61c88647 r9:85623000 r8:8566102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.771351][ T32] r4:85661000 [ 1348.771372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.771421][ T32] r10:00000000 r9:85661000 r8:80287e08 r7:ebc2de60 r6:85521a00 r5:85623000 [ 1348.771444][ T32] r4:00000001 [ 1348.771478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.771555][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) ** 3 printk messages dropped ** [ 1348.771738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1348.772305][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 6 printk messages dropped ** [ 1348.795962][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.796168][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1348.796404][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1348.796861][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.797134][ T32] r4:8462f100 ** 8 printk messages dropped ** [ 1348.797557][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000113 r6:ebc45d8c r5:85626000 ** 17 printk messages dropped ** [ 1348.798359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.798490][ T32] r5:8564cb8c r4:8564c800 [ 1348.798514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.798643][ T32] r7:dddced80 r6:83018000 r5:8564cb8c r4:85661180 [ 1348.798698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.798754][ T32] r10:61c88647 r9:85626000 r8:856611ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.798810][ T32] r4:85661180 [ 1348.798833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.798885][ T32] r10:00000000 r9:85661180 r8:80287e08 r7:ebc11e60 r6:85521c80 r5:85626000 [ 1348.798914][ T32] r4:00000001 [ 1348.798936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.799010][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1348.799071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.799133][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.799165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.799196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.799248][ T32] r4:8565c300 [ 1348.799630][ T32] INFO: task kworker/0:515:5634 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.799668][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.799799][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.799928][ T32] Call trace: [ 1348.800165][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.800225][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.800249][ T32] r4:00000000 [ 1348.800308][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.800355][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.800386][ T32] 9d20: b5f17000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.800417][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.800472][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.800503][ T32] r5:800d0113 r4:80239bb0 [ 1348.800525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1348.800723][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1348.801055][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.801543][ T32] r4:849a8000 ** 3 printk messages dropped ** [ 1348.801762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.802100][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1348.802288][ T32] task:kworker/1:733 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.825851][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc35e08 ** 8 printk messages dropped ** [ 1348.826290][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.826508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.826564][ T32] r5:8564ff8c r4:8564fc00 [ 1348.826617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.826674][ T32] r7:ddde2d80 r6:83018200 r5:8564ff8c r4:85521d00 [ 1348.826697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.826748][ T32] r10:61c88647 r9:85626c00 r8:85521d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.826771][ T32] r4:85521d00 [ 1348.826796][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.826847][ T32] r10:00000000 r9:85521d00 r8:80287e08 r7:ebc31e60 r6:85521e80 r5:85626c00 [ 1348.826870][ T32] r4:00000001 [ 1348.826890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.826930][ T32] Exception stack(0xebc35fb0 to 0xebc35ff8) [ 1348.826963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.827021][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.827054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.827086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.827139][ T32] r4:8550c940 [ 1348.827525][ T32] INFO: task kworker/1:733:5637 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.827575][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.827681][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.827760][ T32] Call trace: [ 1348.827799][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.827892][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.827922][ T32] r4:00000000 [ 1348.827972][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.828056][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.828091][ T32] 9d20: b6356000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.828124][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.828151][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.828206][ T32] r5:800d0113 r4:80239bb0 [ 1348.828232][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.828279][ T32] r4:82ac21e4 [ 1348.828299][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.828345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.828368][ T32] r4:e0029dc0 [ 1348.828388][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.828436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.828460][ T32] r4:00000000 [ 1348.828480][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.828530][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.828558][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.828604][ T32] r5:00001000 r4:dfe13000 [ 1348.828649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.828732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.828811][ T32] r5:84aebb8c r4:84aeb800 [ 1348.828837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.828986][ T32] r4:849a8000 ** 3 printk messages dropped ** [ 1348.829173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.829734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1348.830040][ T32] r10:8291a684 r9:ebc59d84 r8:00000002 r7:60000013 r6:ebc59d8c r5:85624800 ** 8 printk messages dropped ** [ 1348.830480][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.830859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.830994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.831597][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.831629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.831652][ T32] r4:8565c000 [ 1348.831859][ T32] INFO: task kworker/0:516:5639 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.831901][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.832064][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.832146][ T32] Call trace: [ 1348.832176][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.832234][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.832286][ T32] r4:00000000 [ 1348.832316][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.832362][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.832393][ T32] 9d20: b6356000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.832426][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.832453][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.832561][ T32] r5:800d0113 r4:80239bb0 [ 1348.846333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.846428][ T32] r4:82ac21e4 [ 1348.846452][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.846500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.846527][ T32] r4:e0029dc0 [ 1348.846557][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.846606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.846629][ T32] r4:00000000 [ 1348.846649][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.846702][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.846725][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.846774][ T32] r5:00001000 r4:dfe13000 [ 1348.846813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.846863][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.846922][ T32] r5:84aebb8c r4:84aeb800 [ 1348.846980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.847038][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.847089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.847163][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.847191][ T32] r4:849a8000 [ 1348.847239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.847298][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 3 printk messages dropped ** [ 1348.847476][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1348.848274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 ** 11 printk messages dropped ** [ 1348.848873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.849046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1348.849935][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1348.870133][ T32] r5:00001000 r4:dfe13000 ** 13 printk messages dropped ** [ 1348.870771][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 24 printk messages dropped ** [ 1348.871965][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.872214][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1348.886082][ T32] r4:8565c6c0 ** 2 printk messages dropped ** [ 1348.886627][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.886682][ T32] Call trace: [ 1348.886764][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.886826][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.886852][ T32] r4:00000000 [ 1348.886872][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.886916][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.886947][ T32] 9d20: b6e2f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.886978][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.887004][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.887028][ T32] r5:800d0113 r4:80239bb0 [ 1348.887049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.887096][ T32] r4:82ac21e4 [ 1348.887117][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.887163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.887215][ T32] r4:e0029dc0 [ 1348.887239][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.887290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.887341][ T32] r4:00000000 [ 1348.887389][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.887451][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.887474][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.887563][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1348.887912][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.887964][ T32] r4:849a8000 [ 1348.887989][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.888042][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.888065][ T32] r4:00000001 [ 1348.888084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.888122][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.888184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.888219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1348.888358][ T32] r4:8462f100 ** 11 printk messages dropped ** [ 1348.889054][ T32] r5:856b2400 r4:8291a680 ** 7 printk messages dropped ** [ 1348.889364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565c940 ** 6 printk messages dropped ** [ 1348.889710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1348.890590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1348.892252][ T32] r5:800d0113 r4:80239bb0 ** 10 printk messages dropped ** [ 1348.915750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1348.916467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1348.917151][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1348.917831][ T32] r5:8564df8c r4:8564dc00 ** 12 printk messages dropped ** [ 1348.918347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1348.919426][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 12 printk messages dropped ** [ 1348.919994][ T32] r5:00001000 r4:dfe13000 ** 11 printk messages dropped ** [ 1348.920460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1348.920922][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.921462][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.921874][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.921920][ T32] r5:8564e38c r4:8564e000 [ 1348.921940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.921991][ T32] r7:dddced80 r6:83018000 r5:8564e38c r4:85661480 [ 1348.922012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.922062][ T32] r10:61c88647 r9:856b5400 r8:856614ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.922084][ T32] r4:85661480 [ 1348.922103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.922151][ T32] r10:00000000 r9:85661480 r8:80287e08 r7:ebc65e60 r6:85661580 r5:856b5400 [ 1348.922175][ T32] r4:00000001 [ 1348.922222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.922265][ T32] Exception stack(0xebc7dfb0 to 0xebc7dff8) [ 1348.922294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.922324][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.922351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.922433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.922523][ T32] r4:8565cac0 [ 1348.931259][ T32] INFO: task kworker/0:521:5650 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1348.931334][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.931411][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.931474][ T32] Call trace: [ 1348.931575][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1348.931677][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1348.931709][ T32] r4:00000000 [ 1348.931759][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.931816][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1348.931864][ T32] 9d20: b72da000 ed729000 00000001 80239b98 7f565000 00000001 [ 1348.931900][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1348.931956][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1348.931985][ T32] r5:800d0113 r4:80239bb0 [ 1348.932007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.932056][ T32] r4:82ac21e4 [ 1348.932078][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.932153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1348.932180][ T32] r4:e0029dc0 [ 1348.932200][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.932248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.932272][ T32] r4:00000000 [ 1348.932292][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.932364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1348.943391][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1348.943878][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.944327][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.944807][ T32] r5:8564e78c r4:8564e400 ** 7 printk messages dropped ** [ 1348.945124][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1348.945965][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1348.947103][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1348.947858][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1348.948576][ T32] r5:856b0000 r4:8291a680 ** 7 printk messages dropped ** [ 1348.949024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8565c3c0 ** 11 printk messages dropped ** [ 1348.949871][ T32] r10:61c88647 r9:856b0000 r8:856616ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1348.950626][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1348.951576][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1348.951754][ T32] r4:e0029dc0 [ 1348.951775][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1348.951828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1348.951852][ T32] r4:00000000 [ 1348.951872][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1348.952076][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.952102][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.952148][ T32] r5:00001000 r4:dfe13000 [ 1348.952197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.952244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.952289][ T32] r5:84aebb8c r4:84aeb800 [ 1348.952309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.952359][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1348.952381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.952431][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.952454][ T32] r4:849a8000 [ 1348.952549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.978491][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1348.978728][ T32] r4:00000001 [ 1348.978847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.978953][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1348.978993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.979273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.979378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.979416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.979475][ T32] r4:8462f100 [ 1348.979504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.979600][ T32] INFO: task kworker/0:524:5655 blocked for more than 475 seconds. [ 1348.979642][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.979669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.979799][ T32] task:kworker/0:524 state:D stack:0 pid:5655 tgid:5655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.980453][ T32] r5:856b6c00 r4:8291a680 ** 7 printk messages dropped ** [ 1348.980921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85663680 ** 6 printk messages dropped ** [ 1348.981708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1348.982563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1349.011442][ T32] r5:800d0113 r4:80239bb0 ** 11 printk messages dropped ** [ 1349.028783][ T32] r5:00001000 r4:dfe13000 ** 10 printk messages dropped ** [ 1349.030640][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.032120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1349.061426][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.062110][ T32] r5:00001000 r4:ebce7000 ** 5 printk messages dropped ** [ 1349.069314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.070814][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.071415][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1349.071946][ T32] r5:00001000 r4:dfe13000 ** 10 printk messages dropped ** [ 1349.072422][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.077202][ T32] r4:8462f100 ** 7 printk messages dropped ** [ 1349.077568][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1349.078147][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1349.078251][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.078304][ T32] r5:00001000 r4:ebcff000 [ 1349.078327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.078393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.078509][ T32] r5:8564fb8c r4:8564f800 [ 1349.078630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.078754][ T32] r7:dddced80 r6:83018000 r5:8564fb8c r4:85661880 [ 1349.078781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.078884][ T32] r10:61c88647 r9:84a70000 r8:856618ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.078913][ T32] r4:85661880 [ 1349.078937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.079082][ T32] r10:00000000 r9:85661880 r8:80287e08 r7:ebcdde60 r6:85661b00 r5:84a70000 [ 1349.079110][ T32] r4:00000001 [ 1349.079250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.079297][ T32] Exception stack(0xebce5fb0 to 0xebce5ff8) [ 1349.079325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.079356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.079384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.079487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.079516][ T32] r4:8567c100 [ 1349.080025][ T32] INFO: task kworker/0:526:5658 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.080066][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.080236][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.080286][ T32] Call trace: [ 1349.080336][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.080393][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 7 printk messages dropped ** [ 1349.081007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 20 printk messages dropped ** [ 1349.099491][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 15 printk messages dropped ** [ 1349.100106][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1349.100707][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1349.101224][ T32] r4:85661980 ** 8 printk messages dropped ** [ 1349.101658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1349.126658][ T32] r5:800d0113 r4:80239bb0 ** 11 printk messages dropped ** [ 1349.127626][ T32] r5:00001000 r4:dfe13000 ** 8 printk messages dropped ** [ 1349.128185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1349.128745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 12 printk messages dropped ** [ 1349.129392][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.129506][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.129555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c6c0 [ 1349.129581][ T32] r4:00000000 [ 1349.129602][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.129654][ T32] r9:83018005 r8:84a71800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1349.129729][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.129783][ T32] r5:00001000 r4:ebd11000 [ 1349.129806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.129853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.129922][ T32] r5:8565438c r4:85654000 [ 1349.129949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.130003][ T32] r7:dddced80 r6:83018000 r5:8565438c r4:85661a80 [ 1349.130026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.130079][ T32] r10:61c88647 r9:84a71800 r8:85661aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.130136][ T32] r4:85661a80 [ 1349.130162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.130215][ T32] r10:00000000 r9:85661a80 r8:80287e08 r7:ebce5e60 r6:85661d00 r5:84a71800 [ 1349.130241][ T32] r4:00000001 [ 1349.130264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.130306][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1349.130370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.130407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.130440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.130471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.130521][ T32] r4:8567c3c0 [ 1349.131058][ T32] INFO: task kworker/0:528:5663 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.131138][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.132011][ T32] r4:e0029dc0 ** 11 printk messages dropped ** [ 1349.147243][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 10 printk messages dropped ** [ 1349.147879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.148552][ T32] r5:84a72400 r4:8291a680 ** 8 printk messages dropped ** [ 1349.148931][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.149237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1349.149888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 14 printk messages dropped ** [ 1349.151240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1349.152035][ T32] r4:849a8000 ** 7 printk messages dropped ** [ 1349.172118][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.173458][ T32] r5:84a73000 r4:8291a680 ** 7 printk messages dropped ** [ 1349.173799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567c800 ** 10 printk messages dropped ** [ 1349.174324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1349.174903][ T32] r4:8567c900 ** 2 printk messages dropped ** [ 1349.175537][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.175585][ T32] Call trace: [ 1349.175617][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.175674][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.175719][ T32] r4:00000000 [ 1349.175813][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.175913][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.175950][ T32] 9d20: b8df0000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.175984][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.176013][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.176293][ T32] r5:800d0113 r4:80239bb0 [ 1349.176373][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.176425][ T32] r4:82ac21e4 [ 1349.176446][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.176498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.176573][ T32] r4:e0029dc0 [ 1349.176598][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.176671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.176696][ T32] r4:00000000 [ 1349.176719][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.176824][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.176852][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.176900][ T32] r5:00001000 r4:dfe13000 [ 1349.176959][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.177007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.177054][ T32] r5:84aebb8c r4:84aeb800 [ 1349.177074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.177128][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1349.177152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.177272][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.177318][ T32] r4:849a8000 [ 1349.177343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.177395][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1349.177419][ T32] r4:00000001 [ 1349.177439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.177478][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1349.177517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.177551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.178145][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.178994][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.180251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.181815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1349.214030][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 18 printk messages dropped ** [ 1349.214865][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 12 printk messages dropped ** [ 1349.215371][ T32] r4:8462f100 ** 8 printk messages dropped ** [ 1349.216032][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000013 r6:ebd2dd8c r5:84a74800 ** 14 printk messages dropped ** [ 1349.216738][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.217132][ T32] r10:00000000 r9:85687000 r8:80287e08 r7:ebd25e60 r6:85687080 r5:84a74800 ** 14 printk messages dropped ** [ 1349.218200][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.218443][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1349.218839][ T32] r5:00001000 r4:dfe13000 ** 11 printk messages dropped ** [ 1349.219327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1349.219763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.219873][ T32] task:kworker/0:532 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.219927][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.220053][ T32] Call trace: [ 1349.220212][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.220266][ T32] r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000013 r6:eba1dd8c r5:84a75400 [ 1349.220345][ T32] r4:84a75400 [ 1349.220418][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.220468][ T32] r5:84a75400 r4:8291a680 [ 1349.220493][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.220610][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.220685][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1349.220711][ T32] r4:00000000 [ 1349.220732][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.220774][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.220814][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.220890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cb40 [ 1349.220918][ T32] r4:00000000 [ 1349.220940][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.220989][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1349.221026][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.221076][ T32] r5:00001000 r4:e890b000 [ 1349.221096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.221138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.221184][ T32] r5:85654f8c r4:85654c00 [ 1349.221236][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.221290][ T32] r7:dddced80 r6:83018000 r5:85654f8c r4:85687180 [ 1349.221313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.221366][ T32] r10:61c88647 r9:84a75400 r8:856871ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.221422][ T32] r4:85687180 [ 1349.221476][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.221552][ T32] r10:00000000 r9:85687180 r8:80287e08 r7:ebd2de60 r6:85687100 r5:84a75400 [ 1349.221579][ T32] r4:00000001 [ 1349.221600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.221863][ T32] r4:8567cb00 ** 8 printk messages dropped ** [ 1349.251405][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 12 printk messages dropped ** [ 1349.251850][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1349.266288][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 12 printk messages dropped ** [ 1349.267157][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1349.267877][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1349.268469][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1349.269802][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 19 printk messages dropped ** [ 1349.271027][ T32] r5:84aebb8c r4:84aeb800 ** 10 printk messages dropped ** [ 1349.271571][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.271716][ T32] r4:8462f100 [ 1349.271741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.271795][ T32] INFO: task kworker/0:534:5677 blocked for more than 475 seconds. [ 1349.271861][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.271890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.271914][ T32] task:kworker/0:534 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.271961][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.272060][ T32] Call trace: [ 1349.272112][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.272194][ T32] r10:8291a684 r9:ebd31d84 r8:00000002 r7:60000113 r6:ebd31d8c r5:84a76c00 [ 1349.272222][ T32] r4:84a76c00 [ 1349.272273][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.272323][ T32] r5:84a76c00 r4:8291a680 [ 1349.272344][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.272385][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.272460][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd31e08 [ 1349.279706][ T32] r4:00000000 [ 1349.279757][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.279823][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.279871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.280000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567cdc0 [ 1349.280029][ T32] r4:00000000 [ 1349.280112][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.280171][ T32] r9:83018005 r8:84a76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1349.280310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1349.281057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1349.282526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 17 printk messages dropped ** [ 1349.299750][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 13 printk messages dropped ** [ 1349.300821][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1349.301978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f000 ** 12 printk messages dropped ** [ 1349.324154][ T32] r4:85687400 ** 9 printk messages dropped ** [ 1349.324963][ T32] r4:8567c580 ** 9 printk messages dropped ** [ 1349.326766][ T32] 9d20: ba1b9000 ed729000 00000001 80239b98 7f565000 00000001 ** 17 printk messages dropped ** [ 1349.328243][ T32] r5:84aebb8c r4:84aeb800 ** 10 printk messages dropped ** [ 1349.329197][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.329451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.329514][ T32] r4:8462f100 [ 1349.329564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.329654][ T32] INFO: task kworker/0:536:5681 blocked for more than 475 seconds. [ 1349.329732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.329794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.329841][ T32] task:kworker/0:536 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.329940][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.330032][ T32] Call trace: [ 1349.330101][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.330207][ T32] r10:8291a684 r9:ebd39d84 r8:00000002 r7:60000113 r6:ebd39d8c r5:85740c00 [ 1349.330261][ T32] r4:85740c00 [ 1349.330309][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.330405][ T32] r5:85740c00 r4:8291a680 [ 1349.330451][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.330555][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.330657][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 [ 1349.330709][ T32] r4:00000000 [ 1349.330772][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.330930][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.331022][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.331146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f140 [ 1349.331209][ T32] r4:00000000 [ 1349.331256][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.331361][ T32] r9:83018005 r8:85740c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.331412][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.331515][ T32] r5:00001000 r4:eb5a3000 [ 1349.331562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.331650][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.331746][ T32] r5:8565638c r4:85656000 [ 1349.331794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.331898][ T32] r7:dddced80 r6:83018000 r5:8565638c r4:85687480 [ 1349.331945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.332051][ T32] r10:61c88647 r9:85740c00 r8:856874ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.332127][ T32] r4:85687480 ** 2 printk messages dropped ** [ 1349.332342][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.356473][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1349.358815][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1349.360541][ T32] r5:00001000 r4:dfe13000 [ 1349.360990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.361443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.361558][ T32] r5:84aebb8c r4:84aeb800 [ 1349.361610][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.389885][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.390764][ T32] INFO: task kworker/0:537:5683 blocked for more than 475 seconds. ** 15 printk messages dropped ** [ 1349.415423][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.418548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1349.420908][ T32] r4:8568f080 ** 10 printk messages dropped ** [ 1349.456960][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 20 printk messages dropped ** [ 1349.460759][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1349.495497][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.497832][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 12 printk messages dropped ** [ 1349.499149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.502578][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.535991][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.536061][ T32] r4:00000000 [ 1349.536569][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.536718][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.536836][ T32] 9d20: ba9c9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.537743][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.538082][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.538158][ T32] r5:800d0113 r4:80239bb0 [ 1349.538211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.539507][ T32] r4:82ac21e4 [ 1349.539737][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.539877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.540347][ T32] r4:e0029dc0 [ 1349.540670][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.540794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.540848][ T32] r4:00000000 [ 1349.542298][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.542487][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.576364][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.576599][ T32] r5:00001000 r4:dfe13000 [ 1349.576691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.576799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.576905][ T32] r5:84aebb8c r4:84aeb800 [ 1349.576955][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1349.577395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1349.578659][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.579848][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1349.580466][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1349.624874][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1349.629307][ T32] r5:00001000 r4:dfe13000 ** 12 printk messages dropped ** [ 1349.631385][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1349.654285][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1349.655678][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.656134][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.656230][ T32] r5:8565738c r4:85657000 [ 1349.656315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.656434][ T32] r7:dddced80 r6:83018000 r5:8565738c r4:85687880 [ 1349.656588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.656737][ T32] r10:61c88647 r9:85743c00 r8:856878ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.656835][ T32] r4:85687880 [ 1349.656892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.657001][ T32] r10:00000000 r9:85687880 r8:80287e08 r7:ebd3de60 r6:85687a00 r5:85743c00 [ 1349.657057][ T32] r4:00000001 [ 1349.657112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.657212][ T32] Exception stack(0xebd49fb0 to 0xebd49ff8) [ 1349.657291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.657369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.657497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.657606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.657770][ T32] r4:8568f640 [ 1349.658638][ T32] INFO: task kworker/0:540:5689 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.658734][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.658939][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.659137][ T32] Call trace: [ 1349.659218][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1349.660029][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 14 printk messages dropped ** [ 1349.661487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1349.685103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1349.686758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568f940 ** 9 printk messages dropped ** [ 1349.687719][ T32] r7:dddced80 r6:83018000 r5:8565778c r4:85687a80 ** 12 printk messages dropped ** [ 1349.689282][ T32] r4:8568f740 ** 8 printk messages dropped ** [ 1349.690975][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 12 printk messages dropped ** [ 1349.692307][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 16 printk messages dropped ** [ 1349.729866][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1349.731687][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1349.737401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.738265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.738345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.738401][ T32] r4:8568f900 [ 1349.739203][ T32] INFO: task kworker/0:542:5693 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.739289][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.739441][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.739820][ T32] Call trace: [ 1349.739895][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.740017][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.740076][ T32] r4:00000000 [ 1349.740124][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.740215][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.740377][ T32] 9d20: bb3d2000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.740459][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.740563][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.740648][ T32] r5:800d0113 r4:80239bb0 [ 1349.740743][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.740851][ T32] r4:82ac21e4 [ 1349.740901][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.741007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.741063][ T32] r4:e0029dc0 [ 1349.741110][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.741218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.741276][ T32] r4:00000000 [ 1349.741323][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.741496][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.741555][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.741656][ T32] r5:00001000 r4:dfe13000 [ 1349.741754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.741857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.741955][ T32] r5:84aebb8c r4:84aeb800 [ 1349.742004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.742330][ T32] r4:849a8000 ** 5 printk messages dropped ** [ 1349.764457][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.765256][ T32] task:kworker/0:543 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.766495][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1349.767327][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.767431][ T32] r5:85657b8c r4:85657800 ** 3 printk messages dropped ** [ 1349.767781][ T32] r10:61c88647 r9:85746000 r8:85687bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.768772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.770056][ T32] Call trace: ** 1 printk messages dropped ** [ 1349.770244][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.770299][ T32] r4:00000000 [ 1349.770346][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.770437][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.770588][ T32] 9d20: bb53f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.770669][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.770731][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.770790][ T32] r5:800d0113 r4:80239bb0 [ 1349.770841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.770936][ T32] r4:82ac21e4 [ 1349.770985][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.771085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.771138][ T32] r4:e0029dc0 [ 1349.771219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.771327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.771382][ T32] r4:00000000 [ 1349.771472][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.771593][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.771669][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.771774][ T32] r5:00001000 r4:dfe13000 [ 1349.771821][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.771913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.772011][ T32] r5:84aebb8c r4:84aeb800 [ 1349.772056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.772156][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1349.772206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.772311][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.772365][ T32] r4:849a8000 [ 1349.772410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.793618][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1349.793843][ T32] r4:00000001 [ 1349.793906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.794051][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1349.794128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.794203][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.794272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.794349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.794407][ T32] r4:8462f100 [ 1349.794492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.794575][ T32] INFO: task kworker/0:544:5697 blocked for more than 476 seconds. [ 1349.794660][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.794725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1349.794913][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.795795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd59e08 ** 8 printk messages dropped ** [ 1349.796679][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1349.796968][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1349.797429][ T32] r10:61c88647 r9:85746c00 r8:85687c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.798191][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.799656][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1349.800255][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1349.800984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.801040][ T32] r4:e0029dc0 [ 1349.801089][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.801189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.801243][ T32] r4:00000000 [ 1349.801294][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.801405][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.801468][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.801568][ T32] r5:00001000 r4:dfe13000 [ 1349.801712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.801903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.802059][ T32] r5:84aebb8c r4:84aeb800 [ 1349.802186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.802302][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1349.802353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.837102][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.837375][ T32] r4:849a8000 [ 1349.837442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.837641][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1349.837698][ T32] r4:00000001 [ 1349.837790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.838048][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1349.838131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.838201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.838264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.838401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.838461][ T32] r4:8462f100 [ 1349.838525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.838618][ T32] INFO: task kworker/0:545:5699 blocked for more than 476 seconds. [ 1349.838763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.838878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1349.839607][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:84a68000 ** 6 printk messages dropped ** [ 1349.840287][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.840790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c3140 ** 6 printk messages dropped ** [ 1349.841339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.841663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.853612][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) ** 6 printk messages dropped ** [ 1349.854857][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.856720][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.857328][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1349.858410][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1349.859652][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.859728][ T32] r4:849a8000 [ 1349.859817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.859938][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1349.860092][ T32] r4:00000001 [ 1349.860152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.860243][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1349.860309][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.860379][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.860447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.860532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.860593][ T32] r4:8462f100 [ 1349.860699][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.860791][ T32] INFO: task kworker/0:546:5700 blocked for more than 476 seconds. [ 1349.860897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.860965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.861016][ T32] task:kworker/0:546 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.861129][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.861226][ T32] Call trace: [ 1349.861389][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1349.861640][ T32] r10:8291a684 r9:ebd51d84 r8:00000002 r7:60000113 r6:ebd51d8c r5:84a68c00 [ 1349.861709][ T32] r4:84a68c00 [ 1349.861767][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1349.861870][ T32] r5:84a68c00 r4:8291a680 [ 1349.862149][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.862260][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.862366][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 [ 1349.862452][ T32] r4:00000000 [ 1349.896830][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1349.897430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c3040 ** 6 printk messages dropped ** [ 1349.898241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.898346][ T32] r5:8578078c r4:85780400 ** 2 printk messages dropped ** [ 1349.898580][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1349.899166][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) ** 6 printk messages dropped ** [ 1349.900578][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.901840][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.902236][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1349.922078][ T32] r5:00001000 r4:dfe13000 ** 4 printk messages dropped ** [ 1349.934031][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1349.934551][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1349.934768][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.935694][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.936286][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.936377][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.936483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1349.936537][ T32] r4:00000000 [ 1349.936618][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1349.936728][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1349.936864][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.937011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c32c0 [ 1349.937074][ T32] r4:00000000 [ 1349.937206][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1349.937333][ T32] r9:83018005 r8:84a69800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1349.937431][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.937556][ T32] r5:00001000 r4:eba43000 [ 1349.937614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.937708][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.938129][ T32] r5:85780f8c r4:85780c00 [ 1349.938204][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.938316][ T32] r7:dddced80 r6:83018000 r5:85780f8c r4:857c5080 [ 1349.938364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.938473][ T32] r10:61c88647 r9:84a69800 r8:857c50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.938618][ T32] r4:857c5080 [ 1349.938709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.938823][ T32] r10:00000000 r9:857c5080 r8:80287e08 r7:ebd5de60 r6:857c5180 r5:84a69800 [ 1349.938877][ T32] r4:00000001 [ 1349.938924][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.939009][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1349.939117][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.939204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.939394][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.939530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.939590][ T32] r4:857c3100 [ 1349.940383][ T32] INFO: task kworker/0:547:5703 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.940736][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.940936][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.941251][ T32] Call trace: [ 1349.941404][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.941625][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.941688][ T32] r4:00000000 [ 1349.941747][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.941843][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.941914][ T32] 9d20: bbe38000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.942004][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.942074][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.942133][ T32] r5:800d0113 r4:80239bb0 [ 1349.942182][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.942281][ T32] r4:82ac21e4 [ 1349.942354][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.942500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.942557][ T32] r4:e0029dc0 [ 1349.966874][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.967285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 6 printk messages dropped ** [ 1349.968011][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.968936][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.969287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.970443][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.971490][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.972088][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.972643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.993814][ T32] r5:8578138c r4:85781000 [ 1349.994049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.994227][ T32] r7:dddced80 r6:83018000 r5:8578138c r4:857c5000 [ 1349.994313][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.994435][ T32] r10:61c88647 r9:84a6a400 r8:857c502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.994505][ T32] r4:857c5000 [ 1349.994558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.994701][ T32] r10:00000000 r9:857c5000 r8:80287e08 r7:ebd61e60 r6:857c5280 r5:84a6a400 [ 1349.994873][ T32] r4:00000001 [ 1349.994936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.995033][ T32] Exception stack(0xebd69fb0 to 0xebd69ff8) [ 1349.995168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.995249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.995380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.995463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.995533][ T32] r4:857c3280 [ 1349.996332][ T32] INFO: task kworker/0:548:5705 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1349.996417][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.996594][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.996884][ T32] Call trace: [ 1349.997108][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1349.997240][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1349.997302][ T32] r4:00000000 [ 1349.997355][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.997510][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1349.997593][ T32] 9d20: bc128000 ed729000 00000001 80239b98 7f565000 00000001 [ 1349.997723][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1349.997800][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1349.997900][ T32] r5:800d0113 r4:80239bb0 [ 1349.997960][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.998070][ T32] r4:82ac21e4 [ 1349.998121][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.998289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1349.998359][ T32] r4:e0029dc0 [ 1349.998411][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1349.998533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1349.998691][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.999465][ T32] r5:00001000 r4:dfe13000 ** 9 printk messages dropped ** [ 1350.000553][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1350.001158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.001509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.001573][ T32] task:kworker/0:549 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.001687][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.001970][ T32] Call trace: [ 1350.002053][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.002181][ T32] r10:8291a684 r9:ebd6dd84 r8:00000002 r7:60000113 r6:ebd6dd8c r5:84a6b000 [ 1350.002247][ T32] r4:84a6b000 [ 1350.002308][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.002555][ T32] r5:84a6b000 r4:8291a680 [ 1350.033601][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.033832][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.033951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 [ 1350.034016][ T32] r4:00000000 [ 1350.034069][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.034160][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.034258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.034521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c35c0 [ 1350.034596][ T32] r4:00000000 [ 1350.034692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.034822][ T32] r9:83018005 r8:84a6b000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1350.034886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.034997][ T32] r5:00001000 r4:eba65000 [ 1350.035060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.035165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.035308][ T32] r5:8578178c r4:85781400 [ 1350.035374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.035590][ T32] r7:dddced80 r6:83018000 r5:8578178c r4:857c5100 [ 1350.035696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.035868][ T32] r10:61c88647 r9:84a6b000 r8:857c512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.035936][ T32] r4:857c5100 [ 1350.035996][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.036118][ T32] r10:00000000 r9:857c5100 r8:80287e08 r7:ebd69e60 r6:857c5380 r5:84a6b000 [ 1350.036180][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.036501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.037966][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.038468][ T32] 9d20: bc2ec000 ed729000 00000001 80239b98 7f565000 00000001 ** 7 printk messages dropped ** [ 1350.039235][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1350.039947][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1350.040566][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.040668][ T32] r4:849a8000 [ 1350.040727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.040845][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.040902][ T32] r4:00000001 [ 1350.040977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.041096][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.041169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.041239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.041315][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.041392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.041446][ T32] r4:8462f100 [ 1350.041585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.041671][ T32] INFO: task kworker/0:550:5710 blocked for more than 476 seconds. [ 1350.041761][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.041827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.041880][ T32] task:kworker/0:550 state:D stack:0 pid:5710 tgid:5710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.042143][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.042249][ T32] Call trace: [ 1350.042326][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.067672][ T32] r10:8291a684 r9:ebd71d84 r8:00000002 r7:60000113 r6:ebd71d8c r5:84a6bc00 [ 1350.067950][ T32] r4:84a6bc00 ** 1 printk messages dropped ** [ 1350.068190][ T32] r5:84a6bc00 r4:8291a680 ** 7 printk messages dropped ** [ 1350.069026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c3700 ** 6 printk messages dropped ** [ 1350.069649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.070873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.088313][ T32] r5:800d0113 r4:80239bb0 ** 11 printk messages dropped ** [ 1350.089700][ T32] r5:00001000 r4:dfe13000 ** 10 printk messages dropped ** [ 1350.090833][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.091913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1350.124852][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.126330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.127428][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.129165][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.130801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 15 printk messages dropped ** [ 1350.132174][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.146806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.146959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.147024][ T32] r4:8462f100 [ 1350.147090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.147173][ T32] INFO: task kworker/0:552:5714 blocked for more than 476 seconds. [ 1350.147259][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.147346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.147431][ T32] task:kworker/0:552 state:D stack:0 pid:5714 tgid:5714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.147581][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.147740][ T32] Call trace: [ 1350.147845][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.147974][ T32] r10:8291a684 r9:ebd75d84 r8:00000002 r7:60000113 r6:ebd75d8c r5:84a6d400 [ 1350.148032][ T32] r4:84a6d400 [ 1350.148105][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.148208][ T32] r5:84a6d400 r4:8291a680 [ 1350.148257][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.148352][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.148481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd75e08 [ 1350.148548][ T32] r4:00000000 [ 1350.148597][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.148716][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.148824][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.148930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c3a00 [ 1350.149025][ T32] r4:00000000 [ 1350.149086][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.149209][ T32] r9:83018005 r8:84a6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1350.149271][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.149374][ T32] r5:00001000 r4:ebb57000 [ 1350.149453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.149560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.149667][ T32] r5:8578238c r4:85782000 [ 1350.149717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.149841][ T32] r7:dddced80 r6:83018000 r5:8578238c r4:857c5500 [ 1350.149894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.150112][ T32] r10:61c88647 r9:84a6d400 r8:857c552c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.150180][ T32] r4:857c5500 [ 1350.150230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.150350][ T32] r10:00000000 r9:857c5500 r8:80287e08 r7:ebd65e60 r6:857c5600 r5:84a6d400 [ 1350.150407][ T32] r4:00000001 [ 1350.150456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.150553][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1350.150623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.150700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.150777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.150867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.150951][ T32] r4:857c3880 [ 1350.151756][ T32] INFO: task kworker/0:552:5714 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 1 printk messages dropped ** [ 1350.152037][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.177498][ T32] r5:800d0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1350.178038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.178091][ T32] r4:00000000 [ 1350.178142][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.178254][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.178307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.178411][ T32] r5:00001000 r4:dfe13000 [ 1350.178491][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.178597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.178699][ T32] r5:84aebb8c r4:84aeb800 [ 1350.178757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.179109][ T32] r4:849a8000 ** 5 printk messages dropped ** [ 1350.179732][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.180880][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1350.182008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c3bc0 ** 6 printk messages dropped ** [ 1350.200983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.202019][ T32] Exception stack(0xec585fb0 to 0xec585ff8) ** 8 printk messages dropped ** [ 1350.211013][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.211872][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1350.231811][ T32] r4:e0029dc0 [ 1350.231873][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.232072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.232135][ T32] r4:00000000 [ 1350.232185][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.232301][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.232356][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.232462][ T32] r5:00001000 r4:dfe13000 [ 1350.232519][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.247352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.247557][ T32] r5:84aebb8c r4:84aeb800 [ 1350.247630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.247798][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.247925][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.248039][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.248089][ T32] r4:849a8000 [ 1350.248132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.248240][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.248291][ T32] r4:00000001 [ 1350.248336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.248421][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.248491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.248565][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.248668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.248746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1350.249553][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 13 printk messages dropped ** [ 1350.250561][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1350.251066][ T32] r5:85782b8c r4:85782800 ** 7 printk messages dropped ** [ 1350.251658][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.262203][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1350.269052][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1350.269618][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.269659][ T32] r4:849a8000 [ 1350.269694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.269781][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.269825][ T32] r4:00000001 [ 1350.269861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.269928][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.269979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.270032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.270081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.270136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.270175][ T32] r4:8462f100 [ 1350.270216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.270267][ T32] INFO: task kworker/0:555:5718 blocked for more than 476 seconds. [ 1350.270323][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.270420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.270465][ T32] task:kworker/0:555 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.270560][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.270630][ T32] Call trace: [ 1350.270737][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.270826][ T32] r10:8291a684 r9:ebd79d84 r8:00000002 r7:60000113 r6:ebd79d8c r5:85758000 [ 1350.270866][ T32] r4:85758000 [ 1350.270900][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1350.271786][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.272231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.290102][ T32] r10:61c88647 r9:85758000 r8:857c57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.290188][ T32] r4:857c5780 [ 1350.290240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.290432][ T32] r10:00000000 r9:857c5780 r8:80287e08 r7:ec589e60 r6:857c5800 r5:85758000 [ 1350.290491][ T32] r4:00000001 [ 1350.290537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.290634][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1350.290704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.290776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.290905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1350.303340][ T32] r5:800d0113 r4:80239bb0 ** 9 printk messages dropped ** [ 1350.303913][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 14 printk messages dropped ** [ 1350.304755][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1350.305368][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.305974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 ** 12 printk messages dropped ** [ 1350.306919][ T32] r5:856e578c r4:856e5400 ** 2 printk messages dropped ** [ 1350.307117][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1350.308532][ T32] INFO: task kworker/1:735:5723 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 13 printk messages dropped ** [ 1350.309517][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1350.310138][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 14 printk messages dropped ** [ 1350.311233][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 10 printk messages dropped ** [ 1350.312087][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.344010][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.345057][ T32] r5:856e5b8c r4:856e5800 [ 1350.345101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.345203][ T32] r7:ddde2d80 r6:83018200 r5:856e5b8c r4:857dc180 [ 1350.345287][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.345400][ T32] r10:61c88647 r9:8570bc00 r8:857dc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.345442][ T32] r4:857dc180 [ 1350.345572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.345681][ T32] r10:00000000 r9:857dc180 r8:80287e08 r7:ebc61e60 r6:857dc000 r5:8570bc00 [ 1350.345727][ T32] r4:00000001 [ 1350.345792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.345878][ T32] Exception stack(0xebc71fb0 to 0xebc71ff8) [ 1350.345944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.346041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.346185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.346250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.346300][ T32] r4:857d3800 [ 1350.346946][ T32] INFO: task kworker/1:736:5725 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.347030][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.347180][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.347278][ T32] Call trace: [ 1350.347343][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.347469][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.347551][ T32] r4:00000000 [ 1350.347636][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.347700][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.347862][ T32] 9d20: bd7ca000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.347933][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.348082][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.348138][ T32] r5:800d0113 r4:80239bb0 [ 1350.348176][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.348261][ T32] r4:82ac21e4 [ 1350.348308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.348399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.348450][ T32] r4:e0029dc0 [ 1350.348486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.348615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.348679][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.349084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.350176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.351058][ T32] r5:85759800 r4:8291a680 ** 7 printk messages dropped ** [ 1350.351329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d3c40 ** 7 printk messages dropped ** [ 1350.351720][ T32] r5:856e5f8c r4:856e5c00 ** 7 printk messages dropped ** [ 1350.352102][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1350.374088][ T32] INFO: task kworker/1:737:5728 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.374289][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.374444][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.374631][ T32] Call trace: [ 1350.374707][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.374828][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.374884][ T32] r4:00000000 [ 1350.374926][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.375015][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.375081][ T32] 9d20: bdb6e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.375179][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.375574][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.375642][ T32] r5:800d0113 r4:80239bb0 [ 1350.375750][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.375845][ T32] r4:82ac21e4 [ 1350.375955][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.376049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.376105][ T32] r4:e0029dc0 [ 1350.376141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.376235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.376297][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.376818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1350.378064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.379457][ T32] r5:8575a400 r4:8291a680 ** 10 printk messages dropped ** [ 1350.380430][ T32] r9:83018205 r8:8575a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 1 printk messages dropped ** [ 1350.380744][ T32] r5:00001000 r4:eb77b000 [ 1350.380784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.380926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.381016][ T32] r5:856e678c r4:856e6400 [ 1350.381064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.381160][ T32] r7:ddde2d80 r6:83018200 r5:856e678c r4:857dc280 [ 1350.381201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.381299][ T32] r10:61c88647 r9:8575a400 r8:857dc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.381380][ T32] r4:857dc280 [ 1350.381441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.381550][ T32] r10:00000000 r9:857dc280 r8:80287e08 r7:ec58de60 r6:857c5b00 r5:8575a400 [ 1350.381598][ T32] r4:00000001 [ 1350.381651][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.381767][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1350.381838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.381901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.381994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.382061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.382102][ T32] r4:857d3ac0 [ 1350.403376][ T32] INFO: task kworker/1:738:5730 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.403533][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.404013][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 6 printk messages dropped ** [ 1350.404904][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1350.405420][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1350.405838][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.406542][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1350.406931][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1350.407819][ T32] INFO: task kworker/1:739:5732 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.408606][ T32] r4:8575b000 ** 4 printk messages dropped ** [ 1350.408990][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec599e08 ** 5 printk messages dropped ** [ 1350.409410][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.409837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.410242][ T32] r10:61c88647 r9:8575b000 r8:857dc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.410284][ T32] r4:857dc300 [ 1350.410330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.410421][ T32] r10:00000000 r9:857dc300 r8:80287e08 r7:ec595e60 r6:857c5a00 r5:8575b000 [ 1350.410466][ T32] r4:00000001 [ 1350.410507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.410577][ T32] Exception stack(0xec599fb0 to 0xec599ff8) [ 1350.410635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.410697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.410755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.410910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.410964][ T32] r4:857d3e40 [ 1350.411505][ T32] INFO: task kworker/1:739:5732 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.411575][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.411686][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.411773][ T32] Call trace: [ 1350.411838][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.411949][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.411997][ T32] r4:00000000 [ 1350.412043][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.412125][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.412180][ T32] 9d20: bdc5a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.412241][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.412290][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.412376][ T32] r5:800d0113 r4:80239bb0 [ 1350.412431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.442949][ T32] r4:82ac21e4 [ 1350.442998][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.443073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.443099][ T32] r4:e0029dc0 [ 1350.443118][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.443167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.443238][ T32] r4:00000000 [ 1350.443264][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.443350][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.443406][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.443723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.444183][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1350.444489][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1350.444679][ T32] task:kworker/1:740 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.445330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a5e08 ** 4 printk messages dropped ** [ 1350.445523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df140 ** 2 printk messages dropped ** [ 1350.445623][ T32] r9:83018205 r8:8575bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1350.445647][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.445692][ T32] r5:00001000 r4:eb7c1000 [ 1350.445711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.445751][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.445795][ T32] r5:856e6f8c r4:856e6c00 [ 1350.445815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.445867][ T32] r7:ddde2d80 r6:83018200 r5:856e6f8c r4:857dc380 [ 1350.445888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.445937][ T32] r10:61c88647 r9:8575bc00 r8:857dc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.446047][ T32] r4:857dc380 [ 1350.446099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.446171][ T32] r10:00000000 r9:857dc380 r8:80287e08 r7:ec595e60 r6:857c5a80 r5:8575bc00 [ 1350.446231][ T32] r4:00000001 [ 1350.446255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.446295][ T32] Exception stack(0xec5a5fb0 to 0xec5a5ff8) [ 1350.446364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.446504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.446571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.446616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.446670][ T32] r4:857d3e80 [ 1350.447183][ T32] INFO: task kworker/1:740:5733 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.447262][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.447415][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.447464][ T32] Call trace: [ 1350.447530][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.447587][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.447643][ T32] r4:00000000 [ 1350.447667][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.447710][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.447789][ T32] 9d20: be6f1000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.447888][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.447920][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.447945][ T32] r5:800d0113 r4:80239bb0 [ 1350.447966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.448011][ T32] r4:82ac21e4 [ 1350.448031][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.448106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.448132][ T32] r4:e0029dc0 [ 1350.448152][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.448228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.448282][ T32] r4:00000000 [ 1350.448305][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.448359][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.448382][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.448483][ T32] r5:00001000 r4:dfe13000 [ 1350.448534][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.448584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.448649][ T32] r5:84aebb8c r4:84aeb800 [ 1350.448727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.448810][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.448834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.448890][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.448914][ T32] r4:849a8000 [ 1350.448932][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.449014][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.449069][ T32] r4:00000001 [ 1350.449091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.449129][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.449158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.449187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.449215][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.449246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.449268][ T32] r4:8462f100 [ 1350.449348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.449376][ T32] INFO: task kworker/1:741:5735 blocked for more than 476 seconds. [ 1350.449406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.449469][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.449494][ T32] task:kworker/1:741 state:D stack:0 pid:5735 tgid:5735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.449613][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.449659][ T32] Call trace: [ 1350.449729][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.449826][ T32] r10:8291a684 r9:ec5a9d84 r8:00000002 r7:60000113 r6:ec5a9d8c r5:8575c800 [ 1350.449896][ T32] r4:8575c800 [ 1350.449934][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.449984][ T32] r5:8575c800 r4:8291a680 [ 1350.450004][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.450045][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.450091][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 [ 1350.450113][ T32] r4:00000000 [ 1350.450132][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.450199][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.450240][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.450306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df040 [ 1350.450331][ T32] r4:00000000 [ 1350.450352][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.450401][ T32] r9:83018205 r8:8575c800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1350.450422][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.450466][ T32] r5:00001000 r4:eb799000 [ 1350.450518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.450593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.450642][ T32] r5:856e6b8c r4:856e6800 [ 1350.450662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.450711][ T32] r7:ddde2d80 r6:83018200 r5:856e6b8c r4:857dc400 [ 1350.450732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.450782][ T32] r10:61c88647 r9:8575c800 r8:857dc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.450805][ T32] r4:857dc400 [ 1350.450823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.450877][ T32] r10:00000000 r9:857dc400 r8:80287e08 r7:ec5a5e60 r6:857c5b80 r5:8575c800 [ 1350.450912][ T32] r4:00000001 [ 1350.450934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.450973][ T32] Exception stack(0xec5a9fb0 to 0xec5a9ff8) [ 1350.451026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.451059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.451087][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.451117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.451184][ T32] r4:857d3d40 [ 1350.451381][ T32] INFO: task kworker/1:741:5735 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.451414][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.451607][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.451655][ T32] Call trace: [ 1350.451684][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.451737][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.451952][ T32] r4:00000000 [ 1350.452028][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.452074][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.452103][ T32] 9d20: be6f1000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.452133][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.452187][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.452216][ T32] r5:800d0113 r4:80239bb0 [ 1350.452237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.452402][ T32] r4:82ac21e4 [ 1350.452426][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.452475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.452497][ T32] r4:e0029dc0 [ 1350.452570][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.471200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.471261][ T32] r4:00000000 [ 1350.471291][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.471367][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.471421][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.471476][ T32] r5:00001000 r4:dfe13000 [ 1350.471497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.471540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.471625][ T32] r5:84aebb8c r4:84aeb800 [ 1350.471679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.471763][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.471789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.471842][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.471872][ T32] r4:849a8000 [ 1350.471893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.471944][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.471997][ T32] r4:00000001 [ 1350.472041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.472086][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.472118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.472149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.472206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.472270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.472297][ T32] r4:8462f100 [ 1350.472351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.472385][ T32] INFO: task kworker/1:742:5738 blocked for more than 476 seconds. [ 1350.472420][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.472447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.472470][ T32] task:kworker/1:742 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.483039][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.483127][ T32] Call trace: [ 1350.483162][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.483225][ T32] r10:8291a684 r9:ec591d84 r8:00000002 r7:60000113 r6:ec591d8c r5:8570b000 [ 1350.483250][ T32] r4:8570b000 [ 1350.483270][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.483316][ T32] r5:8570b000 r4:8291a680 [ 1350.483336][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.483401][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.483454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 [ 1350.483477][ T32] r4:00000000 [ 1350.483497][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.483535][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.483575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.483644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df280 [ 1350.483671][ T32] r4:00000000 [ 1350.483692][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.483743][ T32] r9:83018205 r8:8570b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1350.483766][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.483839][ T32] r5:00001000 r4:eb807000 [ 1350.483898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.483947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.483997][ T32] r5:856e738c r4:856e7000 [ 1350.484051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.484106][ T32] r7:ddde2d80 r6:83018200 r5:856e738c r4:857dc200 [ 1350.484156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.484210][ T32] r10:61c88647 r9:8570b000 r8:857dc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.484234][ T32] r4:857dc200 [ 1350.484253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.484303][ T32] r10:00000000 r9:857dc200 r8:80287e08 r7:ec5a5e60 r6:857dc480 r5:8570b000 [ 1350.484354][ T32] r4:00000001 [ 1350.484377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.484420][ T32] Exception stack(0xec591fb0 to 0xec591ff8) [ 1350.484450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.484480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.484548][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.484583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.484658][ T32] r4:857df380 [ 1350.485044][ T32] INFO: task kworker/1:742:5738 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.485082][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.485179][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.485254][ T32] Call trace: [ 1350.485301][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.485360][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.485384][ T32] r4:00000000 [ 1350.485404][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.485446][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.485475][ T32] 9d20: bf095000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.485506][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.485532][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.485583][ T32] r5:800d0113 r4:80239bb0 [ 1350.485607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.485652][ T32] r4:82ac21e4 [ 1350.485672][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.485717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.485768][ T32] r4:e0029dc0 [ 1350.485792][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.485839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.485880][ T32] r4:00000000 [ 1350.485905][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.485956][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.486016][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.486063][ T32] r5:00001000 r4:dfe13000 [ 1350.486087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.486130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.486200][ T32] r5:84aebb8c r4:84aeb800 [ 1350.486224][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.486276][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.486297][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.486375][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.486401][ T32] r4:849a8000 [ 1350.486431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.486485][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.486508][ T32] r4:00000001 [ 1350.486526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.486564][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.486603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.486636][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.486664][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.486695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.486718][ T32] r4:8462f100 [ 1350.486738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.486777][ T32] INFO: task kworker/1:743:5740 blocked for more than 476 seconds. [ 1350.486811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.486866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.486892][ T32] task:kworker/1:743 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.486972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.487013][ T32] Call trace: [ 1350.487041][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.487092][ T32] r10:8291a684 r9:ec5b1d84 r8:00000002 r7:60000013 r6:ec5b1d8c r5:85708000 [ 1350.487116][ T32] r4:85708000 [ 1350.487137][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.487238][ T32] r5:85708000 r4:8291a680 [ 1350.487273][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.487318][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.487364][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b1e08 [ 1350.487416][ T32] r4:00000000 [ 1350.487467][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.487508][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.487568][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.487629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df7c0 [ 1350.487654][ T32] r4:00000000 [ 1350.487676][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.487724][ T32] r9:83018205 r8:85708000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.487801][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.487853][ T32] r5:00001000 r4:eb8d9000 [ 1350.487875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.487944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.487993][ T32] r5:856e7f8c r4:856e7c00 [ 1350.488013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.488062][ T32] r7:ddde2d80 r6:83018200 r5:856e7f8c r4:857dc500 [ 1350.488083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.488132][ T32] r10:61c88647 r9:85708000 r8:857dc52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.488155][ T32] r4:857dc500 [ 1350.488200][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.488282][ T32] r10:00000000 r9:857dc500 r8:80287e08 r7:ec591e60 r6:857dc580 r5:85708000 [ 1350.488307][ T32] r4:00000001 [ 1350.488327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.488365][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) [ 1350.488392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.488424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.488451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.488482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.488504][ T32] r4:857df1c0 [ 1350.488715][ T32] INFO: task kworker/1:743:5740 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.488750][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.488806][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.488853][ T32] Call trace: [ 1350.488913][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.488974][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.489028][ T32] r4:00000000 [ 1350.489080][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.489150][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.489182][ T32] 9d20: bf095000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.489214][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.489241][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.489265][ T32] r5:800d0113 r4:80239bb0 [ 1350.489286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.489350][ T32] r4:82ac21e4 [ 1350.489412][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.489461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.489485][ T32] r4:e0029dc0 [ 1350.489504][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.489591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.489641][ T32] r4:00000000 [ 1350.489702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.489756][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.489778][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.489822][ T32] r5:00001000 r4:dfe13000 [ 1350.489843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.489894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.489991][ T32] r5:84aebb8c r4:84aeb800 [ 1350.490016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.490067][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.490087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.490136][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.490215][ T32] r4:849a8000 [ 1350.490266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.490319][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.490342][ T32] r4:00000001 [ 1350.490362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.490399][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.490426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.490455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.490482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.490513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.490572][ T32] r4:8462f100 [ 1350.490596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.490621][ T32] INFO: task kworker/1:744:5741 blocked for more than 476 seconds. [ 1350.490649][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.490672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.490692][ T32] task:kworker/1:744 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.490752][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.490824][ T32] Call trace: [ 1350.490859][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.490911][ T32] r10:8291a684 r9:ec5add84 r8:00000002 r7:60000113 r6:ec5add8c r5:8570d400 [ 1350.490933][ T32] r4:8570d400 [ 1350.490953][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.490998][ T32] r5:8570d400 r4:8291a680 [ 1350.491046][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.491103][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.491198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 [ 1350.491280][ T32] r4:00000000 [ 1350.491304][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.491345][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.491410][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.491458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df580 [ 1350.491481][ T32] r4:00000000 [ 1350.491502][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.491549][ T32] r9:83018205 r8:8570d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1350.491571][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.491615][ T32] r5:00001000 r4:eb87b000 [ 1350.491651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.491719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.491766][ T32] r5:856e778c r4:856e7400 [ 1350.491836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.491924][ T32] r7:ddde2d80 r6:83018200 r5:856e778c r4:857dc600 [ 1350.491949][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.492000][ T32] r10:61c88647 r9:8570d400 r8:857dc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.492035][ T32] r4:857dc600 [ 1350.492078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.492218][ T32] r10:00000000 r9:857dc600 r8:80287e08 r7:ec5b1e60 r6:857dc680 r5:8570d400 [ 1350.492244][ T32] r4:00000001 [ 1350.492264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.492302][ T32] Exception stack(0xec5adfb0 to 0xec5adff8) [ 1350.492329][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.492359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.492389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.492522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.513072][ T32] r4:857df1c0 [ 1350.513460][ T32] INFO: task kworker/1:744:5741 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.513501][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.513576][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.513662][ T32] Call trace: [ 1350.513707][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.513773][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.513842][ T32] r4:00000000 [ 1350.513874][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.513920][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.513954][ T32] 9d20: bf4ad000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.513985][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.514011][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.514036][ T32] r5:800d0113 r4:80239bb0 [ 1350.514056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.514101][ T32] r4:82ac21e4 [ 1350.514121][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.514167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.514190][ T32] r4:e0029dc0 [ 1350.514208][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.514253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.514276][ T32] r4:00000000 [ 1350.514349][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.514404][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.514427][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.514472][ T32] r5:00001000 r4:dfe13000 [ 1350.514531][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.514577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.514624][ T32] r5:84aebb8c r4:84aeb800 [ 1350.514645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.514695][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.514715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.514766][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.514789][ T32] r4:849a8000 [ 1350.514808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.514863][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.514887][ T32] r4:00000001 [ 1350.514907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.514945][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.514972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.515001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.515041][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.515101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.515127][ T32] r4:8462f100 [ 1350.515149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.515178][ T32] INFO: task kworker/0:556:5742 blocked for more than 476 seconds. [ 1350.515211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.515237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515283][ T32] task:kworker/0:556 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.515385][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.515431][ T32] Call trace: [ 1350.515460][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.515548][ T32] r10:8291a684 r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:8570e000 [ 1350.515671][ T32] r4:8570e000 [ 1350.515695][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.515742][ T32] r5:8570e000 r4:8291a680 [ 1350.515773][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.515819][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.515874][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [ 1350.515897][ T32] r4:00000000 [ 1350.515916][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.515963][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.516099][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.516149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0e00 [ 1350.516171][ T32] r4:00000000 [ 1350.516192][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.516240][ T32] r9:83018005 r8:8570e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1350.516262][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.516306][ T32] r5:00001000 r4:ec6b5000 [ 1350.516337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.516424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.516474][ T32] r5:85782f8c r4:85782c00 [ 1350.516494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.516543][ T32] r7:dddced80 r6:83018000 r5:85782f8c r4:857c5c00 [ 1350.516564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.516613][ T32] r10:61c88647 r9:8570e000 r8:857c5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.516672][ T32] r4:857c5c00 [ 1350.516695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.516749][ T32] r10:00000000 r9:857c5c00 r8:80287e08 r7:ebd79e60 r6:857dc700 r5:8570e000 [ 1350.516774][ T32] r4:00000001 [ 1350.516793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.516832][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1350.516881][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.516953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.516986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.517017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.517041][ T32] r4:857d1080 [ 1350.517247][ T32] INFO: task kworker/0:556:5742 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.517283][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.517341][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.517385][ T32] Call trace: [ 1350.517443][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.517611][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.517639][ T32] r4:00000000 [ 1350.517661][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.517703][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.517732][ T32] 9d20: bf4ad000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.517763][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.517915][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.517945][ T32] r5:800d0113 r4:80239bb0 [ 1350.517966][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.518010][ T32] r4:82ac21e4 [ 1350.518030][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.518076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.518099][ T32] r4:e0029dc0 [ 1350.518117][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.518163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.518186][ T32] r4:00000000 [ 1350.518205][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.518254][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.518275][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.518319][ T32] r5:00001000 r4:dfe13000 [ 1350.518340][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.518381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.518426][ T32] r5:84aebb8c r4:84aeb800 [ 1350.518446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.518495][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.518515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.518564][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.518586][ T32] r4:849a8000 [ 1350.518605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.518689][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.518717][ T32] r4:00000001 [ 1350.518737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.518775][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.518828][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.518869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.518913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.518947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.518970][ T32] r4:8462f100 [ 1350.519030][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.519058][ T32] INFO: task kworker/1:745:5744 blocked for more than 476 seconds. [ 1350.519098][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.519125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.519204][ T32] task:kworker/1:745 state:D stack:0 pid:5744 tgid:5744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.519253][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.519294][ T32] Call trace: [ 1350.519323][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.519375][ T32] r10:8291a684 r9:ec5bdd84 r8:00000002 r7:60000013 r6:ec5bdd8c r5:8570c800 [ 1350.519399][ T32] r4:8570c800 [ 1350.519419][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.519463][ T32] r5:8570c800 r4:8291a680 [ 1350.519483][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.519523][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.519569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 [ 1350.519591][ T32] r4:00000000 [ 1350.519663][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.519704][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.519785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.519861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df740 [ 1350.519888][ T32] r4:00000000 [ 1350.519934][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.519986][ T32] r9:83018205 r8:8570c800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1350.520009][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.520054][ T32] r5:00001000 r4:eb8a5000 [ 1350.520084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.520129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.520174][ T32] r5:856e7b8c r4:856e7800 [ 1350.520193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.520253][ T32] r7:ddde2d80 r6:83018200 r5:856e7b8c r4:857dc780 [ 1350.520277][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.520329][ T32] r10:61c88647 r9:8570c800 r8:857dc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.520352][ T32] r4:857dc780 [ 1350.520399][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.520476][ T32] r10:00000000 r9:857dc780 r8:80287e08 r7:ec5b1e60 r6:857c5c80 r5:8570c800 [ 1350.520502][ T32] r4:00000001 [ 1350.520522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.520605][ T32] Exception stack(0xec5bdfb0 to 0xec5bdff8) [ 1350.520654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.520687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.520715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.520745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.520768][ T32] r4:857df540 [ 1350.520929][ T32] INFO: task kworker/1:745:5744 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.520962][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.521017][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.521095][ T32] Call trace: [ 1350.521171][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.521234][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.521258][ T32] r4:00000000 [ 1350.521278][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.521336][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.521370][ T32] 9d20: bf4ad000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.521401][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.521429][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.521453][ T32] r5:800d0113 r4:80239bb0 [ 1350.521473][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.521528][ T32] r4:82ac21e4 [ 1350.521554][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.521635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.521691][ T32] r4:e0029dc0 [ 1350.521714][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.521778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.521866][ T32] r4:00000000 [ 1350.521924][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.521980][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.522003][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.522051][ T32] r5:00001000 r4:dfe13000 [ 1350.522073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.522145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.522225][ T32] r5:84aebb8c r4:84aeb800 [ 1350.522277][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.522331][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.522352][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.522403][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.522448][ T32] r4:849a8000 [ 1350.522467][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.552925][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.553019][ T32] r4:00000001 [ 1350.553045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.553112][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.553146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.553177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.553219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.553255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.553279][ T32] r4:8462f100 [ 1350.553303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.553334][ T32] INFO: task kworker/1:746:5747 blocked for more than 477 seconds. [ 1350.553369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.553397][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.553420][ T32] task:kworker/1:746 state:D stack:0 pid:5747 tgid:5747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.553478][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.553525][ T32] Call trace: [ 1350.553557][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.553629][ T32] r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:8575ec00 [ 1350.553656][ T32] r4:8575ec00 [ 1350.553677][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.553724][ T32] r5:8575ec00 r4:8291a680 [ 1350.553755][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.553862][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.553916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c9e08 [ 1350.553940][ T32] r4:00000000 [ 1350.553959][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.553997][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.554037][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.554082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df8c0 [ 1350.554104][ T32] r4:00000000 [ 1350.554123][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.554212][ T32] r9:83018205 r8:8575ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1350.554238][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.554284][ T32] r5:00001000 r4:ebb9b000 [ 1350.554304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.554347][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.554415][ T32] r5:8427e78c r4:8427e400 [ 1350.554439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.554490][ T32] r7:ddde2d80 r6:83018200 r5:8427e78c r4:857dc900 [ 1350.554511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.554622][ T32] r10:61c88647 r9:8575ec00 r8:857dc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.554676][ T32] r4:857dc900 [ 1350.554698][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.554747][ T32] r10:00000000 r9:857dc900 r8:80287e08 r7:ec5b1e60 r6:857c5d00 r5:8575ec00 [ 1350.554770][ T32] r4:00000001 [ 1350.554788][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.554825][ T32] Exception stack(0xec5c9fb0 to 0xec5c9ff8) [ 1350.554860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.554891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.554918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.554949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.554971][ T32] r4:857df800 [ 1350.555338][ T32] INFO: task kworker/1:746:5747 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.555371][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.555428][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.555489][ T32] Call trace: [ 1350.555548][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.555606][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.555630][ T32] r4:00000000 [ 1350.555650][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.555720][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.555753][ T32] 9d20: c0211000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.555784][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.555810][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.555834][ T32] r5:800d0113 r4:80239bb0 [ 1350.555888][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.555937][ T32] r4:82ac21e4 [ 1350.555958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1350.556285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1350.556891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1350.557606][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.557994][ T32] r9:83018205 r8:84ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1350.558021][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.558066][ T32] r5:00001000 r4:ebc17000 [ 1350.558086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.558126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.558170][ T32] r5:856ec78c r4:856ec400 [ 1350.558193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.558274][ T32] r7:ddde2d80 r6:83018200 r5:856ec78c r4:857dc880 [ 1350.558299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.558351][ T32] r10:61c88647 r9:84ad0000 r8:857dc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.558374][ T32] r4:857dc880 [ 1350.558466][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.558551][ T32] r10:00000000 r9:857dc880 r8:80287e08 r7:ec5c9e60 r6:857c5d80 r5:84ad0000 [ 1350.558606][ T32] r4:00000001 [ 1350.558629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.558668][ T32] Exception stack(0xec5d1fb0 to 0xec5d1ff8) [ 1350.558696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.558726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.558754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.558784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.558837][ T32] r4:857dfa40 [ 1350.559008][ T32] INFO: task kworker/1:747:5749 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.559040][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.559127][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.559386][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 8 printk messages dropped ** [ 1350.559648][ T32] r4:e0029dc0 ** 10 printk messages dropped ** [ 1350.560071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.560506][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1350.560998][ T32] r4:84ad0c00 ** 7 printk messages dropped ** [ 1350.561410][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.562000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1350.585488][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1350.586457][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.586506][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.586556][ T32] r5:00001000 r4:dfe13000 [ 1350.586577][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.586642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.586693][ T32] r5:84aebb8c r4:84aeb800 [ 1350.586773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.586828][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.586855][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.586907][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.586930][ T32] r4:849a8000 [ 1350.586980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.587035][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.587086][ T32] r4:00000001 [ 1350.587108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.587147][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.587174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.587204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.587231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.587261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.587315][ T32] r4:8462f100 [ 1350.587340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.587399][ T32] INFO: task kworker/1:749:5752 blocked for more than 477 seconds. [ 1350.587465][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.587493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.587545][ T32] task:kworker/1:749 state:D stack:0 pid:5752 tgid:5752 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.587732][ T32] r10:8291a684 r9:ec5ddd84 r8:00000002 r7:60000113 r6:ec5ddd8c r5:84ad2400 ** 13 printk messages dropped ** [ 1350.588255][ T32] r9:83018205 r8:84ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 7 printk messages dropped ** [ 1350.588652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.589030][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.589759][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 7 printk messages dropped ** [ 1350.590086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 8 printk messages dropped ** [ 1350.590385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.590455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.590505][ T32] r5:84aebb8c r4:84aeb800 [ 1350.590528][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.590579][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.590600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.590678][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.590731][ T32] r4:849a8000 [ 1350.590754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.590806][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.590839][ T32] r4:00000001 [ 1350.590866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.590906][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.590933][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.590964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.590992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.591026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.591100][ T32] r4:8462f100 [ 1350.591156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.591221][ T32] INFO: task kworker/1:750:5753 blocked for more than 477 seconds. [ 1350.591255][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.591280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.591303][ T32] task:kworker/1:750 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.591636][ T32] r5:84ad3000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.591881][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.592251][ T32] r5:856ecb8c r4:856ec800 ** 3 printk messages dropped ** [ 1350.592393][ T32] r10:61c88647 r9:84ad3000 r8:857dc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1350.613901][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1350.614717][ T32] r4:e0029dc0 ** 11 printk messages dropped ** [ 1350.615281][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 8 printk messages dropped ** [ 1350.615587][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1350.616340][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1350.617014][ T32] r5:856edf8c r4:856edc00 [ 1350.617039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.617089][ T32] r7:ddde2d80 r6:83018200 r5:856edf8c r4:857dcb80 [ 1350.617110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.617183][ T32] r10:61c88647 r9:84ad5400 r8:857dcbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.617210][ T32] r4:857dcb80 [ 1350.617230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.617278][ T32] r10:00000000 r9:857dcb80 r8:80287e08 r7:ec5e1e60 r6:857c5f80 r5:84ad5400 [ 1350.617301][ T32] r4:00000001 [ 1350.617320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.617358][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 1350.617416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.617451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.617479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.617509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.617548][ T32] r4:857dfec0 [ 1350.617714][ T32] INFO: task kworker/1:751:5757 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.617777][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.617882][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.617927][ T32] Call trace: [ 1350.617977][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.618033][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.618056][ T32] r4:00000000 [ 1350.618077][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.618146][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.618180][ T32] 9d20: c0e0a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.618210][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.618238][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.618263][ T32] r5:800d0113 r4:80239bb0 [ 1350.618284][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.618327][ T32] r4:82ac21e4 [ 1350.618347][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.618392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.618414][ T32] r4:e0029dc0 [ 1350.618433][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.618479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.618501][ T32] r4:00000000 [ 1350.618531][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.618585][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.618635][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.618683][ T32] r5:00001000 r4:dfe13000 [ 1350.618704][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.618746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.618791][ T32] r5:84aebb8c r4:84aeb800 [ 1350.618811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.618866][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.618888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.618938][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.619006][ T32] r4:849a8000 [ 1350.619029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.619115][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.619141][ T32] r4:00000001 [ 1350.619161][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.619200][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.619226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.619256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.619312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.619373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.619401][ T32] r4:8462f100 [ 1350.619422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.619446][ T32] INFO: task kworker/1:752:5758 blocked for more than 477 seconds. [ 1350.619473][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.619524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.619549][ T32] task:kworker/1:752 state:D stack:0 pid:5758 tgid:5758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.619596][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.619670][ T32] Call trace: [ 1350.619700][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.619779][ T32] r10:8291a684 r9:ec5f1d84 r8:00000002 r7:60000013 r6:ec5f1d8c r5:84ad3c00 [ 1350.619808][ T32] r4:84ad3c00 [ 1350.619829][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.619884][ T32] r5:84ad3c00 r4:8291a680 [ 1350.619932][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.619978][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.620025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f1e08 [ 1350.620048][ T32] r4:00000000 [ 1350.620068][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.620141][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.620185][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.620232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d3f40 [ 1350.620255][ T32] r4:00000000 [ 1350.620275][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.620323][ T32] r9:83018205 r8:84ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1350.620345][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.620390][ T32] r5:00001000 r4:ebc39000 [ 1350.620409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.620450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.620494][ T32] r5:856ecf8c r4:856ecc00 [ 1350.620546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.620599][ T32] r7:ddde2d80 r6:83018200 r5:856ecf8c r4:857dcb00 [ 1350.620679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.620763][ T32] r10:61c88647 r9:84ad3c00 r8:857dcb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.620817][ T32] r4:857dcb00 [ 1350.620840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.620899][ T32] r10:00000000 r9:857dcb00 r8:80287e08 r7:ec5ede60 r6:85661d80 r5:84ad3c00 [ 1350.620922][ T32] r4:00000001 [ 1350.620942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.621006][ T32] Exception stack(0xec5f1fb0 to 0xec5f1ff8) [ 1350.621184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.621255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.621288][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.621345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.621372][ T32] r4:857dfec0 [ 1350.621524][ T32] INFO: task kworker/1:752:5758 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.621558][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.621656][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.621708][ T32] Call trace: [ 1350.621806][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.621918][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.621947][ T32] r4:00000000 [ 1350.621969][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.622041][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.622076][ T32] 9d20: c0e0a000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.622134][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.622190][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.622218][ T32] r5:800d0113 r4:80239bb0 [ 1350.622266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.622315][ T32] r4:82ac21e4 [ 1350.622336][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.622383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.622441][ T32] r4:e0029dc0 [ 1350.622514][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.643080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.643129][ T32] r4:00000000 [ 1350.643170][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.643252][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.643276][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.643326][ T32] r5:00001000 r4:dfe13000 [ 1350.643346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.643389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.643434][ T32] r5:84aebb8c r4:84aeb800 [ 1350.643459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.643514][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.643585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.643643][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.643695][ T32] r4:849a8000 [ 1350.643720][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.643799][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.643853][ T32] r4:00000001 [ 1350.643881][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.643953][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.643990][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.644047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.644079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.644109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.644161][ T32] r4:8462f100 [ 1350.644187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.644243][ T32] INFO: task kworker/1:753:5760 blocked for more than 477 seconds. [ 1350.644306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.644336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.644360][ T32] task:kworker/1:753 state:D stack:0 pid:5760 tgid:5760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.644420][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.644466][ T32] Call trace: [ 1350.644498][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.644555][ T32] r10:8291a684 r9:ec5f9d84 r8:00000002 r7:60000113 r6:ec5f9d8c r5:84ad4800 [ 1350.644578][ T32] r4:84ad4800 [ 1350.644598][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.644715][ T32] r5:84ad4800 r4:8291a680 [ 1350.644740][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.644783][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.644830][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f9e08 [ 1350.644859][ T32] r4:00000000 [ 1350.644879][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.644916][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.644954][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.644999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85672f80 [ 1350.645022][ T32] r4:00000000 [ 1350.645041][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.645088][ T32] r9:83018205 r8:84ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1350.645142][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.645205][ T32] r5:00001000 r4:ebc4b000 [ 1350.645304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.645383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.645431][ T32] r5:856ed38c r4:856ed000 [ 1350.645451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.645501][ T32] r7:ddde2d80 r6:83018200 r5:856ed38c r4:857dcc00 [ 1350.645522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.645572][ T32] r10:61c88647 r9:84ad4800 r8:857dcc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.645594][ T32] r4:857dcc00 [ 1350.645613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.645734][ T32] r10:00000000 r9:857dcc00 r8:80287e08 r7:ec5ede60 r6:85661b80 r5:84ad4800 [ 1350.645761][ T32] r4:00000001 [ 1350.645781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.645819][ T32] Exception stack(0xec5f9fb0 to 0xec5f9ff8) [ 1350.645852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.645914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.645945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.645977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.646000][ T32] r4:857d31c0 [ 1350.646375][ T32] INFO: task kworker/1:753:5760 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.646439][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.646562][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.646667][ T32] Call trace: [ 1350.646753][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.646809][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.646833][ T32] r4:00000000 [ 1350.646890][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.646936][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.646966][ T32] 9d20: c118c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.646997][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.647024][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.647066][ T32] r5:800d0113 r4:80239bb0 [ 1350.647093][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.647138][ T32] r4:82ac21e4 [ 1350.647186][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.647261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.647287][ T32] r4:e0029dc0 [ 1350.647306][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.647380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.647406][ T32] r4:00000000 [ 1350.647427][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.647504][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.647529][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.647575][ T32] r5:00001000 r4:dfe13000 [ 1350.647596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.647638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.647682][ T32] r5:84aebb8c r4:84aeb800 [ 1350.647702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.647750][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.647770][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.647819][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.647841][ T32] r4:849a8000 [ 1350.647867][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.647918][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.647940][ T32] r4:00000001 [ 1350.647959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.647996][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.648024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.648053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.648080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.648110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.648132][ T32] r4:8462f100 [ 1350.648152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.648176][ T32] INFO: task kworker/1:754:5762 blocked for more than 477 seconds. [ 1350.648204][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.648227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.648248][ T32] task:kworker/1:754 state:D stack:0 pid:5762 tgid:5762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.648293][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.648365][ T32] Call trace: [ 1350.648396][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.648448][ T32] r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:84ad6000 [ 1350.648472][ T32] r4:84ad6000 [ 1350.648492][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.648564][ T32] r5:84ad6000 r4:8291a680 [ 1350.648587][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.648677][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.648729][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1350.648753][ T32] r4:00000000 [ 1350.648772][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.648809][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.648881][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.648932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6000 [ 1350.648996][ T32] r4:00000000 [ 1350.649021][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.649069][ T32] r9:83018205 r8:84ad6000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1350.649091][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.649135][ T32] r5:00001000 r4:ebc53000 [ 1350.649156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.649196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.649240][ T32] r5:856ed78c r4:856ed400 [ 1350.649259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.649306][ T32] r7:ddde2d80 r6:83018200 r5:856ed78c r4:857dcc80 [ 1350.649326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.649375][ T32] r10:61c88647 r9:84ad6000 r8:857dccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.649425][ T32] r4:857dcc80 [ 1350.649474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.649527][ T32] r10:00000000 r9:857dcc80 r8:80287e08 r7:ec5ede60 r6:857c0000 r5:84ad6000 [ 1350.649550][ T32] r4:00000001 [ 1350.649633][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.649675][ T32] Exception stack(0xec601fb0 to 0xec601ff8) [ 1350.649703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.649733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.649761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.649791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.649816][ T32] r4:857d32c0 [ 1350.649987][ T32] INFO: task kworker/1:754:5762 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.650020][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.650075][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.650118][ T32] Call trace: [ 1350.650179][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.650235][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.650258][ T32] r4:00000000 [ 1350.650278][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.650346][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.650405][ T32] 9d20: c118c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.650439][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.650467][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.650492][ T32] r5:800d0113 r4:80239bb0 [ 1350.650512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.650555][ T32] r4:82ac21e4 [ 1350.650575][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.650648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.650718][ T32] r4:e0029dc0 [ 1350.650740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.650787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.650809][ T32] r4:00000000 [ 1350.650856][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.650911][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.650933][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.650977][ T32] r5:00001000 r4:dfe13000 [ 1350.650997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.651039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.651116][ T32] r5:84aebb8c r4:84aeb800 [ 1350.651166][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.651220][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.651242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.651292][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.651315][ T32] r4:849a8000 [ 1350.651335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.651385][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.651437][ T32] r4:00000001 [ 1350.651494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.651536][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.651563][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.651593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.651621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.651652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.651702][ T32] r4:8462f100 [ 1350.651725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.651753][ T32] INFO: task kworker/1:755:5764 blocked for more than 477 seconds. [ 1350.651781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.651805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.651825][ T32] task:kworker/1:755 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.651890][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.651931][ T32] Call trace: [ 1350.651988][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.652044][ T32] r10:8291a684 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:84ad6c00 [ 1350.652069][ T32] r4:84ad6c00 [ 1350.652089][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.652133][ T32] r5:84ad6c00 r4:8291a680 [ 1350.652183][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.652228][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.652274][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 1350.652324][ T32] r4:00000000 [ 1350.652346][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.652394][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.652434][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.674079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6180 [ 1350.674127][ T32] r4:00000000 [ 1350.674151][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.674256][ T32] r9:83018205 r8:84ad6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1350.674285][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.674337][ T32] r5:00001000 r4:ebc73000 [ 1350.674379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.674456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.674506][ T32] r5:856edb8c r4:856ed800 [ 1350.674527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.674579][ T32] r7:ddde2d80 r6:83018200 r5:856edb8c r4:857dcd00 [ 1350.674600][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.674681][ T32] r10:61c88647 r9:84ad6c00 r8:857dcd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.674764][ T32] r4:857dcd00 [ 1350.674817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.674904][ T32] r10:00000000 r9:857dcd00 r8:80287e08 r7:ec5ede60 r6:857c0080 r5:84ad6c00 [ 1350.674931][ T32] r4:00000001 [ 1350.674951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.675016][ T32] Exception stack(0xec609fb0 to 0xec609ff8) [ 1350.675052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.675082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.675110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.675140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.675163][ T32] r4:857c6100 [ 1350.675548][ T32] INFO: task kworker/1:755:5764 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.675588][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.675740][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.675863][ T32] Call trace: [ 1350.675900][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.675961][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.675987][ T32] r4:00000000 [ 1350.676007][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.676067][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.676103][ T32] 9d20: c1814000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.676173][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.676208][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.676263][ T32] r5:800d0113 r4:80239bb0 [ 1350.676287][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.676332][ T32] r4:82ac21e4 [ 1350.676380][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.676431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.676455][ T32] r4:e0029dc0 [ 1350.676473][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.676520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.676599][ T32] r4:00000000 [ 1350.676658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.676728][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.676776][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.676867][ T32] r5:00001000 r4:dfe13000 [ 1350.676892][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.676936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.676980][ T32] r5:84aebb8c r4:84aeb800 [ 1350.677031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.677086][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.677107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.677156][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.677180][ T32] r4:849a8000 [ 1350.677199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.677278][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.677362][ T32] r4:00000001 [ 1350.677385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.677424][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.677452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.677481][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.677509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.677539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.677562][ T32] r4:8462f100 [ 1350.677582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.677670][ T32] INFO: task kworker/1:756:5766 blocked for more than 477 seconds. [ 1350.677708][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.677734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.677786][ T32] task:kworker/1:756 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.677886][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.677972][ T32] Call trace: [ 1350.678077][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.678132][ T32] r10:8291a684 r9:ec611d84 r8:00000002 r7:60000113 r6:ec611d8c r5:8575d400 [ 1350.678156][ T32] r4:8575d400 [ 1350.678178][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.678223][ T32] r5:8575d400 r4:8291a680 [ 1350.678285][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.678331][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.678378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 1350.678400][ T32] r4:00000000 [ 1350.678420][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.678498][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.678539][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.678585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c66c0 [ 1350.678632][ T32] r4:00000000 [ 1350.678656][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.678704][ T32] r9:83018205 r8:8575d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1350.678727][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.678772][ T32] r5:00001000 r4:ebcdf000 [ 1350.678853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.678902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.678971][ T32] r5:856eeb8c r4:856ee800 [ 1350.679015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.679069][ T32] r7:ddde2d80 r6:83018200 r5:856eeb8c r4:857dce00 [ 1350.679090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.679152][ T32] r10:61c88647 r9:8575d400 r8:857dce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.679177][ T32] r4:857dce00 [ 1350.679285][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.679339][ T32] r10:00000000 r9:857dce00 r8:80287e08 r7:ec5ede60 r6:857c0100 r5:8575d400 [ 1350.679394][ T32] r4:00000001 [ 1350.679455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.679512][ T32] Exception stack(0xec611fb0 to 0xec611ff8) [ 1350.679543][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.679597][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.679628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.679659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.679683][ T32] r4:857c6140 [ 1350.679889][ T32] INFO: task kworker/1:756:5766 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.679926][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.679984][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.680105][ T32] Call trace: [ 1350.680196][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.680256][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.680281][ T32] r4:00000000 [ 1350.680301][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.680372][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.680406][ T32] 9d20: c1814000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.680438][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.680465][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.680490][ T32] r5:800d0113 r4:80239bb0 [ 1350.680510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.680553][ T32] r4:82ac21e4 [ 1350.680573][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.680660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.680756][ T32] r4:e0029dc0 [ 1350.680779][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.680888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.680916][ T32] r4:00000000 [ 1350.680937][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.680988][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.681009][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.681053][ T32] r5:00001000 r4:dfe13000 [ 1350.681073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.681114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.681158][ T32] r5:84aebb8c r4:84aeb800 [ 1350.681178][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.681228][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.681249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.681300][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.681323][ T32] r4:849a8000 [ 1350.681342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.681437][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.681464][ T32] r4:00000001 [ 1350.681484][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.681554][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.681585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.681641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.681672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.681702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.681725][ T32] r4:8462f100 [ 1350.681746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.681770][ T32] INFO: task kworker/1:757:5769 blocked for more than 477 seconds. [ 1350.681798][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.681822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.681851][ T32] task:kworker/1:757 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.681938][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.682001][ T32] Call trace: [ 1350.682048][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.682101][ T32] r10:8291a684 r9:ec619d84 r8:00000002 r7:60000013 r6:ec619d8c r5:84ad1800 [ 1350.682167][ T32] r4:84ad1800 [ 1350.682191][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.682239][ T32] r5:84ad1800 r4:8291a680 [ 1350.682259][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.682333][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.682383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 [ 1350.682427][ T32] r4:00000000 [ 1350.703973][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.704094][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.704141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.704227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6440 [ 1350.704294][ T32] r4:00000000 [ 1350.704319][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.704373][ T32] r9:83018205 r8:84ad1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1350.704396][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.704476][ T32] r5:00001000 r4:ebcbd000 [ 1350.704501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.704545][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.704594][ T32] r5:856ee38c r4:856ee000 [ 1350.704655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.704713][ T32] r7:ddde2d80 r6:83018200 r5:856ee38c r4:857dce80 [ 1350.704736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.704834][ T32] r10:61c88647 r9:84ad1800 r8:857dceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.704866][ T32] r4:857dce80 [ 1350.704914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.704972][ T32] r10:00000000 r9:857dce80 r8:80287e08 r7:ec611e60 r6:857c0180 r5:84ad1800 [ 1350.705034][ T32] r4:00000001 [ 1350.705059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.705101][ T32] Exception stack(0xec619fb0 to 0xec619ff8) [ 1350.705133][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.705207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.705268][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.705332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.705381][ T32] r4:857c6400 [ 1350.705786][ T32] INFO: task kworker/1:757:5769 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.705830][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.705956][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.706010][ T32] Call trace: [ 1350.706074][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.706134][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.706159][ T32] r4:00000000 [ 1350.706179][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.706244][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.706277][ T32] 9d20: c1f0e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.706310][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.706337][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.706362][ T32] r5:800d0113 r4:80239bb0 [ 1350.706383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.706427][ T32] r4:82ac21e4 [ 1350.706447][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.706493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.706516][ T32] r4:e0029dc0 [ 1350.706576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.706631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.706711][ T32] r4:00000000 [ 1350.706735][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.706789][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.706841][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.706896][ T32] r5:00001000 r4:dfe13000 [ 1350.706917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.706960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.707034][ T32] r5:84aebb8c r4:84aeb800 [ 1350.707058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.707109][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.707130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.707180][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.707203][ T32] r4:849a8000 [ 1350.707222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.707271][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.707294][ T32] r4:00000001 [ 1350.707313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.707350][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.707404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.707437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.707495][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.707528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.707618][ T32] r4:8462f100 [ 1350.707642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.707670][ T32] INFO: task kworker/1:758:5770 blocked for more than 477 seconds. [ 1350.707703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.707728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.707749][ T32] task:kworker/1:758 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.707796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.707939][ T32] Call trace: [ 1350.707971][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.708114][ T32] r10:8291a684 r9:ec61dd84 r8:00000002 r7:60000113 r6:ec61dd8c r5:85760000 [ 1350.708198][ T32] r4:85760000 [ 1350.708222][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.708336][ T32] r5:85760000 r4:8291a680 [ 1350.708360][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.708402][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.708447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec61de08 [ 1350.708470][ T32] r4:00000000 [ 1350.708596][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.708737][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.708871][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.708922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6580 [ 1350.708945][ T32] r4:00000000 [ 1350.708966][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.709042][ T32] r9:83018205 r8:85760000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1350.709067][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.709112][ T32] r5:00001000 r4:ebccd000 [ 1350.709147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.709191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.709237][ T32] r5:856ee78c r4:856ee400 [ 1350.709257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.709307][ T32] r7:ddde2d80 r6:83018200 r5:856ee78c r4:857dcd80 [ 1350.709328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.709378][ T32] r10:61c88647 r9:85760000 r8:857dcdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.709401][ T32] r4:857dcd80 [ 1350.709420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.709469][ T32] r10:00000000 r9:857dcd80 r8:80287e08 r7:ec611e60 r6:857c0200 r5:85760000 [ 1350.709491][ T32] r4:00000001 [ 1350.709510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.709548][ T32] Exception stack(0xec61dfb0 to 0xec61dff8) [ 1350.709575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.709605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.709632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.709663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.709716][ T32] r4:857c6400 [ 1350.709904][ T32] INFO: task kworker/1:758:5770 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.709939][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.710031][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.710076][ T32] Call trace: [ 1350.710105][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.710159][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.710182][ T32] r4:00000000 [ 1350.710202][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.710274][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.710337][ T32] 9d20: c1f0e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.710399][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.710429][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.710454][ T32] r5:800d0113 r4:80239bb0 [ 1350.710475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.710519][ T32] r4:82ac21e4 [ 1350.710540][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.710587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.710631][ T32] r4:e0029dc0 [ 1350.710653][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.710703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.710727][ T32] r4:00000000 [ 1350.710747][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.710819][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.710849][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.710925][ T32] r5:00001000 r4:dfe13000 [ 1350.710951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.710995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.711052][ T32] r5:84aebb8c r4:84aeb800 [ 1350.711077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.711129][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.711150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.711202][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.711226][ T32] r4:849a8000 [ 1350.711249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.711371][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.711398][ T32] r4:00000001 [ 1350.711418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.711486][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.711576][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.711642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.711674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.711734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.711760][ T32] r4:8462f100 [ 1350.711781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.711805][ T32] INFO: task kworker/1:759:5772 blocked for more than 477 seconds. [ 1350.711851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.711904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.711930][ T32] task:kworker/1:759 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.712008][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.712055][ T32] Call trace: [ 1350.712116][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.712215][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:85761800 [ 1350.712261][ T32] r4:85761800 [ 1350.712285][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.712333][ T32] r5:85761800 r4:8291a680 [ 1350.712353][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.712425][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.738806][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 [ 1350.738924][ T32] r4:00000000 [ 1350.738952][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.739049][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.739096][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.739144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6c80 [ 1350.739167][ T32] r4:00000000 [ 1350.739187][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.739280][ T32] r9:83018205 r8:85761800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.739307][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.739388][ T32] r5:00001000 r4:ebd7d000 [ 1350.739442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.739519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.739598][ T32] r5:856eff8c r4:856efc00 [ 1350.739622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.739675][ T32] r7:ddde2d80 r6:83018200 r5:856eff8c r4:857dcf80 [ 1350.739696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.739791][ T32] r10:61c88647 r9:85761800 r8:857dcfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.739818][ T32] r4:857dcf80 [ 1350.739838][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.739895][ T32] r10:00000000 r9:857dcf80 r8:80287e08 r7:ec611e60 r6:857c0280 r5:85761800 [ 1350.739918][ T32] r4:00000001 [ 1350.739938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.739978][ T32] Exception stack(0xec625fb0 to 0xec625ff8) [ 1350.740010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.740070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.740103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.740137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.740192][ T32] r4:857c64c0 [ 1350.740617][ T32] INFO: task kworker/1:759:5772 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.740674][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.740810][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.740866][ T32] Call trace: [ 1350.740898][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.740983][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.741013][ T32] r4:00000000 [ 1350.741034][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.741078][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.741108][ T32] 9d20: c2579000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.741139][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.741165][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.741190][ T32] r5:800d0113 r4:80239bb0 [ 1350.741210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.741288][ T32] r4:82ac21e4 [ 1350.741312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.741388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.741416][ T32] r4:e0029dc0 [ 1350.741435][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.741482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.741527][ T32] r4:00000000 [ 1350.741581][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.741677][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.741731][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.741837][ T32] r5:00001000 r4:dfe13000 [ 1350.741865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.741909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.741983][ T32] r5:84aebb8c r4:84aeb800 [ 1350.742043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.742100][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.742122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.742172][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.742195][ T32] r4:849a8000 [ 1350.742214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.742293][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.742331][ T32] r4:00000001 [ 1350.742355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.742397][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.742442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.742472][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.742500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.755202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.755271][ T32] r4:8462f100 [ 1350.755298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.755337][ T32] INFO: task kworker/1:760:5774 blocked for more than 477 seconds. [ 1350.755374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.755400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.755461][ T32] task:kworker/1:760 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.755563][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.755623][ T32] Call trace: [ 1350.755682][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.755744][ T32] r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000013 r6:ec62dd8c r5:85760c00 [ 1350.755791][ T32] r4:85760c00 [ 1350.755815][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.755897][ T32] r5:85760c00 r4:8291a680 [ 1350.755951][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.755998][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.756048][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1350.756104][ T32] r4:00000000 [ 1350.756127][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.756166][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.756206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.756252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6800 [ 1350.756308][ T32] r4:00000000 [ 1350.756363][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.756445][ T32] r9:83018205 r8:85760c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1350.756500][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.756550][ T32] r5:00001000 r4:ebceb000 [ 1350.756571][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.756613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.756681][ T32] r5:856eef8c r4:856eec00 [ 1350.756702][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.756753][ T32] r7:ddde2d80 r6:83018200 r5:856eef8c r4:8566f400 [ 1350.756774][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.756824][ T32] r10:61c88647 r9:85760c00 r8:8566f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.756853][ T32] r4:8566f400 [ 1350.756874][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.756924][ T32] r10:00000000 r9:8566f400 r8:80287e08 r7:ec625e60 r6:857c0300 r5:85760c00 [ 1350.756947][ T32] r4:00000001 [ 1350.756966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.757005][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1350.757039][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.757072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.757100][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.757131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.757188][ T32] r4:857c6600 [ 1350.757573][ T32] INFO: task kworker/1:760:5774 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.757643][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.757718][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.757762][ T32] Call trace: [ 1350.757791][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.757853][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.757879][ T32] r4:00000000 [ 1350.757898][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.757940][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.757999][ T32] 9d20: c2dd7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.758034][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.758087][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.758115][ T32] r5:800d0113 r4:80239bb0 [ 1350.758137][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.758181][ T32] r4:82ac21e4 [ 1350.758201][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.758247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.758270][ T32] r4:e0029dc0 [ 1350.758315][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.758365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.758388][ T32] r4:00000000 [ 1350.758408][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.758457][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.758526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.758576][ T32] r5:00001000 r4:dfe13000 [ 1350.758596][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.758669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.758719][ T32] r5:84aebb8c r4:84aeb800 [ 1350.758753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.758833][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.758863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.758916][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.758939][ T32] r4:849a8000 [ 1350.758969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.759023][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.759046][ T32] r4:00000001 [ 1350.759066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.759140][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.759201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.759234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.759262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.759293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.759355][ T32] r4:8462f100 [ 1350.759380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.759404][ T32] INFO: task kworker/1:761:5776 blocked for more than 477 seconds. [ 1350.759459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.759488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.759509][ T32] task:kworker/1:761 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.759580][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.759648][ T32] Call trace: [ 1350.759703][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.759754][ T32] r10:8291a684 r9:ec635d84 r8:00000002 r7:60000113 r6:ec635d8c r5:85762400 [ 1350.759806][ T32] r4:85762400 [ 1350.759830][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.759886][ T32] r5:85762400 r4:8291a680 [ 1350.759906][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.759988][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.760082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1350.760108][ T32] r4:00000000 [ 1350.760158][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.760199][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.760236][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.760280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6940 [ 1350.760302][ T32] r4:00000000 [ 1350.760322][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.760369][ T32] r9:83018205 r8:85762400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1350.760391][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.760464][ T32] r5:00001000 r4:ebd01000 [ 1350.760516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.760601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.760709][ T32] r5:856ef38c r4:856ef000 [ 1350.760735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.760814][ T32] r7:ddde2d80 r6:83018200 r5:856ef38c r4:857ba000 [ 1350.760838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.760896][ T32] r10:61c88647 r9:85762400 r8:857ba02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.760920][ T32] r4:857ba000 [ 1350.760939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.760987][ T32] r10:00000000 r9:857ba000 r8:80287e08 r7:ec625e60 r6:857c0380 r5:85762400 [ 1350.761039][ T32] r4:00000001 [ 1350.761062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.761101][ T32] Exception stack(0xec635fb0 to 0xec635ff8) [ 1350.761128][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.761158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.761222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.761287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.761313][ T32] r4:857c6740 [ 1350.761502][ T32] INFO: task kworker/1:761:5776 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.761538][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.761595][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.761638][ T32] Call trace: [ 1350.761666][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.761720][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.761776][ T32] r4:00000000 [ 1350.761841][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.761892][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.761922][ T32] 9d20: c2dd7000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.761952][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.761978][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.762003][ T32] r5:800d0113 r4:80239bb0 [ 1350.762023][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.762097][ T32] r4:82ac21e4 [ 1350.762120][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.762197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.762253][ T32] r4:e0029dc0 [ 1350.762275][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.762322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.762373][ T32] r4:00000000 [ 1350.762397][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.785173][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.785267][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.785344][ T32] r5:00001000 r4:dfe13000 [ 1350.785367][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.785411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.785484][ T32] r5:84aebb8c r4:84aeb800 [ 1350.785530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.785621][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.785646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.785699][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.785723][ T32] r4:849a8000 [ 1350.785770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.785825][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.785854][ T32] r4:00000001 [ 1350.785874][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.785915][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.785946][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.785976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.786035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.786069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.786092][ T32] r4:8462f100 [ 1350.786146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.786208][ T32] INFO: task kworker/1:762:5779 blocked for more than 477 seconds. [ 1350.786245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.786271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.786295][ T32] task:kworker/1:762 state:D stack:0 pid:5779 tgid:5779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.786414][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.786463][ T32] Call trace: [ 1350.786538][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.786598][ T32] r10:8291a684 r9:ec641d84 r8:00000002 r7:60000113 r6:ec641d8c r5:85763000 [ 1350.786622][ T32] r4:85763000 [ 1350.786642][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.786687][ T32] r5:85763000 r4:8291a680 [ 1350.786708][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.786749][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.786852][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec641e08 [ 1350.786909][ T32] r4:00000000 [ 1350.786931][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.786970][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.787009][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.787055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6a80 [ 1350.787078][ T32] r4:00000000 [ 1350.787097][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.787145][ T32] r9:83018205 r8:85763000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1350.787167][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.787284][ T32] r5:00001000 r4:ebd0f000 [ 1350.787309][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.787363][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.787412][ T32] r5:856ef78c r4:856ef400 [ 1350.787432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.787508][ T32] r7:ddde2d80 r6:83018200 r5:856ef78c r4:857ba180 [ 1350.787533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.787584][ T32] r10:61c88647 r9:85763000 r8:857ba1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.787642][ T32] r4:857ba180 [ 1350.787688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.787742][ T32] r10:00000000 r9:857ba180 r8:80287e08 r7:ec625e60 r6:857c0400 r5:85763000 [ 1350.787766][ T32] r4:00000001 [ 1350.787785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.787850][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 1350.787883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.787913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.787972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.788035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.788091][ T32] r4:857c6880 [ 1350.788456][ T32] INFO: task kworker/1:762:5779 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.788490][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.788580][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.788694][ T32] Call trace: [ 1350.788729][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.788784][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.788809][ T32] r4:00000000 [ 1350.788828][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.788878][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.788940][ T32] 9d20: c366e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.788975][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.789002][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.789026][ T32] r5:800d0113 r4:80239bb0 [ 1350.789071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.789119][ T32] r4:82ac21e4 [ 1350.789139][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.789193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.789216][ T32] r4:e0029dc0 [ 1350.789235][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.789343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.789441][ T32] r4:00000000 [ 1350.789465][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.789516][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.789597][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.789676][ T32] r5:00001000 r4:dfe13000 [ 1350.789700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.789743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.789829][ T32] r5:84aebb8c r4:84aeb800 [ 1350.789862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.789945][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.789969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.790020][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.790042][ T32] r4:849a8000 [ 1350.790072][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.790129][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.790154][ T32] r4:00000001 [ 1350.790202][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.790244][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.790272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.790326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.790357][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.790388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.790432][ T32] r4:8462f100 [ 1350.790457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.790513][ T32] INFO: task kworker/1:763:5780 blocked for more than 477 seconds. [ 1350.790544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.790568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.790589][ T32] task:kworker/1:763 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.790634][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.790674][ T32] Call trace: [ 1350.790766][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.790855][ T32] r10:8291a684 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:85763c00 [ 1350.790885][ T32] r4:85763c00 [ 1350.790906][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.790954][ T32] r5:85763c00 r4:8291a680 [ 1350.790976][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.791050][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.791102][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1350.791153][ T32] r4:00000000 [ 1350.791176][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.791244][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.791285][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.791333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6bc0 [ 1350.791396][ T32] r4:00000000 [ 1350.791420][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.791469][ T32] r9:83018205 r8:85763c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1350.791491][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.791536][ T32] r5:00001000 r4:ebd1d000 [ 1350.791556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.791596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.791640][ T32] r5:856efb8c r4:856ef800 [ 1350.791659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.791707][ T32] r7:ddde2d80 r6:83018200 r5:856efb8c r4:857ba200 [ 1350.791789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.791845][ T32] r10:61c88647 r9:85763c00 r8:857ba22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.791884][ T32] r4:857ba200 [ 1350.791905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.791954][ T32] r10:00000000 r9:857ba200 r8:80287e08 r7:ec625e60 r6:857c0480 r5:85763c00 [ 1350.791977][ T32] r4:00000001 [ 1350.791995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.792033][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1350.792123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.792186][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.792249][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.792282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.792358][ T32] r4:857c69c0 [ 1350.803510][ T32] INFO: task kworker/1:763:5780 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.803643][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.803720][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.803801][ T32] Call trace: [ 1350.803869][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.803957][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.803986][ T32] r4:00000000 [ 1350.804007][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.804052][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.804084][ T32] 9d20: c366e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.804115][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.804143][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.804200][ T32] r5:800d0113 r4:80239bb0 [ 1350.804255][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.804334][ T32] r4:82ac21e4 [ 1350.804358][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.804409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.804463][ T32] r4:e0029dc0 [ 1350.804497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.804548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.804570][ T32] r4:00000000 [ 1350.804643][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.804701][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.804756][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.804805][ T32] r5:00001000 r4:dfe13000 [ 1350.804826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.804905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.804956][ T32] r5:84aebb8c r4:84aeb800 [ 1350.804977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.805028][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.805049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.805130][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.805157][ T32] r4:849a8000 [ 1350.805178][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.805230][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.805253][ T32] r4:00000001 [ 1350.805272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.805336][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.805368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.805422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.805453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.805484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.805507][ T32] r4:8462f100 [ 1350.805529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.805557][ T32] INFO: task kworker/1:764:5783 blocked for more than 477 seconds. [ 1350.805589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.805615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.805635][ T32] task:kworker/1:764 state:D stack:0 pid:5783 tgid:5783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.805680][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.805721][ T32] Call trace: [ 1350.805802][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.805864][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000013 r6:ec659d8c r5:85766c00 [ 1350.805889][ T32] r4:85766c00 [ 1350.805909][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.805986][ T32] r5:85766c00 r4:8291a680 [ 1350.806010][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.806053][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.806100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 1350.806152][ T32] r4:00000000 [ 1350.806175][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.806243][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.806284][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.806329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6e40 [ 1350.806380][ T32] r4:00000000 [ 1350.806442][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.806499][ T32] r9:83018205 r8:85766c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1350.806522][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.806568][ T32] r5:00001000 r4:ec64d000 [ 1350.806622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.806669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.806715][ T32] r5:856f038c r4:856f0000 [ 1350.806775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.806829][ T32] r7:ddde2d80 r6:83018200 r5:856f038c r4:857ba080 [ 1350.806886][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.806943][ T32] r10:61c88647 r9:85766c00 r8:857ba0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.806997][ T32] r4:857ba080 [ 1350.807047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.807099][ T32] r10:00000000 r9:857ba080 r8:80287e08 r7:ec625e60 r6:857c0500 r5:85766c00 [ 1350.807122][ T32] r4:00000001 [ 1350.807174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.807216][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1350.807300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.807334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.807395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.807428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.807481][ T32] r4:857c6b00 [ 1350.807738][ T32] INFO: task kworker/1:764:5783 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.807812][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.807879][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.807924][ T32] Call trace: [ 1350.807992][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.808051][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.808076][ T32] r4:00000000 [ 1350.808128][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.808202][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.808235][ T32] 9d20: c366e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.808266][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.808322][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.808351][ T32] r5:800d0113 r4:80239bb0 [ 1350.808372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.808416][ T32] r4:82ac21e4 [ 1350.808435][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.808481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.808504][ T32] r4:e0029dc0 [ 1350.808552][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.808603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.808688][ T32] r4:00000000 [ 1350.808743][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.808826][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.808888][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.808951][ T32] r5:00001000 r4:dfe13000 [ 1350.808975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.809043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.809092][ T32] r5:84aebb8c r4:84aeb800 [ 1350.809141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.809224][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.809271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.809325][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.809349][ T32] r4:849a8000 [ 1350.809369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.809448][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1350.809609][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1350.809767][ T32] r4:8462f100 [ 1350.809819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.809878][ T32] INFO: task kworker/1:765:5785 blocked for more than 477 seconds. [ 1350.809938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.810005][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.810031][ T32] task:kworker/1:765 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.810078][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.810119][ T32] Call trace: [ 1350.810148][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.810199][ T32] r10:8291a684 r9:ec675d84 r8:00000002 r7:60000113 r6:ec675d8c r5:85766000 [ 1350.810251][ T32] r4:85766000 [ 1350.810332][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.810382][ T32] r5:85766000 r4:8291a680 [ 1350.810422][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.810496][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.810546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec675e08 [ 1350.810569][ T32] r4:00000000 [ 1350.810588][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.810624][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.810660][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.810705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683340 [ 1350.810728][ T32] r4:00000000 [ 1350.810749][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.810826][ T32] r9:83018205 r8:85766000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1350.810855][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.810902][ T32] r5:00001000 r4:ec6af000 [ 1350.810922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.810992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.811069][ T32] r5:856f178c r4:856f1400 [ 1350.811093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.811143][ T32] r7:ddde2d80 r6:83018200 r5:856f178c r4:857ba280 [ 1350.811190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.811244][ T32] r10:61c88647 r9:85766000 r8:857ba2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.811267][ T32] r4:857ba280 [ 1350.811288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.811340][ T32] r10:00000000 r9:857ba280 r8:80287e08 r7:ec659e60 r6:857c0580 r5:85766000 [ 1350.811364][ T32] r4:00000001 [ 1350.811413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.811454][ T32] Exception stack(0xec675fb0 to 0xec675ff8) [ 1350.811482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.811512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.811568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.811603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.811662][ T32] r4:857c6d80 [ 1350.811867][ T32] INFO: task kworker/1:765:5785 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.811903][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.811960][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.812003][ T32] Call trace: [ 1350.812076][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.812135][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.812159][ T32] r4:00000000 [ 1350.812208][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.812254][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.812284][ T32] 9d20: c366e000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.812345][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.812404][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.812552][ T32] r5:800d0113 r4:80239bb0 [ 1350.844049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.844210][ T32] r4:82ac21e4 [ 1350.844257][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.844348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.844518][ T32] r4:e0029dc0 [ 1350.844567][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.844693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.844737][ T32] r4:00000000 [ 1350.844782][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.844890][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.844938][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.845571][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 11 printk messages dropped ** [ 1350.846499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1350.847971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 ** 12 printk messages dropped ** [ 1350.848963][ T32] r5:856f078c r4:856f0400 ** 6 printk messages dropped ** [ 1350.849407][ T32] r10:00000000 r9:857ba380 r8:80287e08 r7:ec675e60 r6:857c0600 r5:8575e000 ** 14 printk messages dropped ** [ 1350.851277][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.851999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 18 printk messages dropped ** [ 1350.874016][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.875146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1350.876328][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.876414][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.876539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1350.876589][ T32] r4:00000000 [ 1350.876655][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1350.876734][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1350.876811][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.877055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c6f80 [ 1350.877111][ T32] r4:00000000 [ 1350.877154][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.877250][ T32] r9:83018205 r8:85768000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1350.877300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.877390][ T32] r5:00001000 r4:ec67d000 [ 1350.877434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.877510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.877597][ T32] r5:856f0b8c r4:856f0800 [ 1350.877636][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.877732][ T32] r7:ddde2d80 r6:83018200 r5:856f0b8c r4:857ba400 [ 1350.877806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.878000][ T32] r10:61c88647 r9:85768000 r8:857ba42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.878082][ T32] r4:857ba400 [ 1350.878132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.878225][ T32] r10:00000000 r9:857ba400 r8:80287e08 r7:ec675e60 r6:857c0680 r5:85768000 [ 1350.878276][ T32] r4:00000001 [ 1350.878315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.878390][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1350.878443][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.878501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.878558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.878637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.878701][ T32] r4:857d1140 [ 1350.879304][ T32] INFO: task kworker/1:767:5788 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 2 printk messages dropped ** [ 1350.879851][ T32] Call trace: ** 7 printk messages dropped ** [ 1350.880605][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 8 printk messages dropped ** [ 1350.881307][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.882087][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 9 printk messages dropped ** [ 1350.913640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.915393][ T32] r5:85769800 r4:8291a680 ** 7 printk messages dropped ** [ 1350.916134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683040 ** 10 printk messages dropped ** [ 1350.917016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.917375][ T32] r10:00000000 r9:857ba300 r8:80287e08 r7:ec675e60 r6:857c0700 r5:85769800 [ 1350.917422][ T32] r4:00000001 [ 1350.917469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.917546][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1350.917604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.917669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.917723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.917786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.917834][ T32] r4:85683080 [ 1350.918492][ T32] INFO: task kworker/1:768:5790 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.918566][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.918811][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.918930][ T32] Call trace: [ 1350.919011][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.919120][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.919170][ T32] r4:00000000 [ 1350.919208][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.919288][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.919352][ T32] 9d20: c510b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.919413][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.919469][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.919520][ T32] r5:800d0113 r4:80239bb0 [ 1350.919561][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.919651][ T32] r4:82ac21e4 [ 1350.919691][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.919782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 2 printk messages dropped ** [ 1350.920028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1350.921043][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.921664][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.921983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.943447][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.943900][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.944383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683180 ** 7 printk messages dropped ** [ 1350.945230][ T32] r5:856f138c r4:856f1000 [ 1350.945281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.945435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.945616][ T32] r4:857ba480 [ 1350.945685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.945784][ T32] r10:00000000 r9:857ba480 r8:80287e08 r7:ec675e60 r6:857c0780 r5:8576b000 [ 1350.945833][ T32] r4:00000001 [ 1350.945901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.945983][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1350.946045][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.946101][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.946189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.946253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.946299][ T32] r4:85683240 [ 1350.946905][ T32] INFO: task kworker/1:769:5792 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1350.946998][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.947121][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.947210][ T32] Call trace: [ 1350.947272][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1350.947405][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1350.947458][ T32] r4:00000000 [ 1350.947500][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.947581][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1350.947651][ T32] 9d20: c553b000 ed729000 00000001 80239b98 7f565000 00000001 [ 1350.947714][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1350.947765][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.947819][ T32] r5:800d0113 r4:80239bb0 [ 1350.947860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.947954][ T32] r4:82ac21e4 [ 1350.948004][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.948093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.948137][ T32] r4:e0029dc0 [ 1350.948183][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.948271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.948348][ T32] r4:00000000 [ 1350.948390][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.948488][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.948537][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.948653][ T32] r5:00001000 r4:dfe13000 [ 1350.948695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.948812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.948932][ T32] r5:84aebb8c r4:84aeb800 [ 1350.948995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.949094][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1350.949138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.949307][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.949363][ T32] r4:849a8000 [ 1350.949401][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.949501][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1350.949548][ T32] r4:00000001 [ 1350.949589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.949673][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1350.949727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.949815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.949899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.949966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.950016][ T32] r4:8462f100 [ 1350.950119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.950180][ T32] INFO: task kworker/1:770:5794 blocked for more than 477 seconds. [ 1350.950245][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.950292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.950419][ T32] task:kworker/1:770 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.950510][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.950590][ T32] Call trace: [ 1350.950689][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1350.950788][ T32] r10:8291a684 r9:ec6b9d84 r8:00000002 r7:60000113 r6:ec6b9d8c r5:85768c00 [ 1350.950840][ T32] r4:85768c00 [ 1350.950928][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1350.951095][ T32] r5:85768c00 r4:8291a680 [ 1350.951146][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.951329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 ** 9 printk messages dropped ** [ 1350.952116][ T32] r5:00001000 r4:e06b1000 ** 2 printk messages dropped ** [ 1350.952389][ T32] r5:856f1f8c r4:856f1c00 [ 1350.952434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1350.983592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.984169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.985319][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.986224][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1350.986357][ T32] r5:800d0113 r4:80239bb0 [ 1350.986406][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.986534][ T32] r4:82ac21e4 [ 1350.986596][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.986695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1350.986743][ T32] r4:e0029dc0 [ 1350.986786][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1350.986978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1350.987038][ T32] r4:00000000 [ 1350.987077][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1350.987234][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1350.987281][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.987372][ T32] r5:00001000 r4:dfe13000 [ 1350.987444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.987616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.987706][ T32] r5:84aebb8c r4:84aeb800 [ 1350.987771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.988199][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 6 printk messages dropped ** [ 1350.988820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.989394][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.990120][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.990658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683500 ** 5 printk messages dropped ** [ 1350.991106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.991350][ T32] r5:856f1b8c r4:856f1800 [ 1350.991461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.991576][ T32] r7:ddde2d80 r6:83018200 r5:856f1b8c r4:857ba600 ** 1 printk messages dropped ** [ 1350.991725][ T32] r10:61c88647 r9:8576bc00 r8:857ba62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1350.992109][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1350.992413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.018410][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 3 printk messages dropped ** [ 1351.018694][ T32] r5:800d0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1351.019491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 9 printk messages dropped ** [ 1351.020620][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1351.020900][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.021032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.021061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.021093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.021118][ T32] r4:8462f100 [ 1351.021141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.021171][ T32] INFO: task kworker/0:557:5798 blocked for more than 477 seconds. [ 1351.021207][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.021234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.021257][ T32] task:kworker/0:557 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.021326][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.021382][ T32] Call trace: [ 1351.021445][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.021534][ T32] r10:8291a684 r9:ec6a5d84 r8:00000002 r7:60000113 r6:ec6a5d8c r5:8576c800 [ 1351.021581][ T32] r4:8576c800 [ 1351.021652][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.021746][ T32] r5:8576c800 r4:8291a680 [ 1351.021835][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.021925][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.022017][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6a5e08 [ 1351.022067][ T32] r4:00000000 [ 1351.022105][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.022197][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.022454][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.045716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847fb640 [ 1351.045805][ T32] r4:00000000 [ 1351.045860][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.045990][ T32] r9:83018005 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1351.046109][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.046234][ T32] r5:00001000 r4:eb50d000 [ 1351.046283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.046371][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.046460][ T32] r5:85783b8c r4:85783800 [ 1351.046530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.046643][ T32] r7:dddced80 r6:83018000 r5:85783b8c r4:857c0900 [ 1351.046734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.046838][ T32] r10:61c88647 r9:8576c800 r8:857c092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.046888][ T32] r4:857c0900 [ 1351.046944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.047045][ T32] r10:00000000 r9:857c0900 r8:80287e08 r7:ebd79e60 r6:857c0a80 r5:8576c800 [ 1351.047258][ T32] r4:00000001 [ 1351.047314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.047475][ T32] Exception stack(0xec6a5fb0 to 0xec6a5ff8) [ 1351.047548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.047791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.047857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.048064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.048121][ T32] r4:857b0dc0 [ 1351.048753][ T32] INFO: task kworker/0:557:5798 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.049014][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.049161][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.049291][ T32] Call trace: [ 1351.049354][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.049466][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.049516][ T32] r4:00000000 [ 1351.049607][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.049841][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.049907][ T32] 9d20: c6399000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.049969][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.050019][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.050073][ T32] r5:800d0113 r4:80239bb0 [ 1351.050112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.050200][ T32] r4:82ac21e4 [ 1351.050245][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.050335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.050445][ T32] r4:e0029dc0 [ 1351.050492][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.050630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.050684][ T32] r4:00000000 [ 1351.050737][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.050839][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.050886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.050973][ T32] r5:00001000 r4:dfe13000 [ 1351.051044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.051127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.051248][ T32] r5:84aebb8c r4:84aeb800 [ 1351.051328][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.051441][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.051492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.051590][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.051639][ T32] r4:849a8000 [ 1351.051682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.051780][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1351.051955][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 3 printk messages dropped ** [ 1351.052193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.052236][ T32] r4:8462f100 [ 1351.052283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.052337][ T32] INFO: task kworker/1:772:5801 blocked for more than 477 seconds. [ 1351.052458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.052515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.062914][ T32] task:kworker/1:772 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.063042][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.063106][ T32] Call trace: [ 1351.063140][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.063203][ T32] r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:8576ec00 [ 1351.063228][ T32] r4:8576ec00 [ 1351.063249][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.063295][ T32] r5:8576ec00 r4:8291a680 [ 1351.063315][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.063357][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.063404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 [ 1351.063427][ T32] r4:00000000 [ 1351.063480][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.063564][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.063629][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.063682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683700 [ 1351.063734][ T32] r4:00000000 [ 1351.063763][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.063819][ T32] r9:83018205 r8:8576ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1351.063842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.063972][ T32] r5:00001000 r4:eb001000 [ 1351.063998][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.064044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.064091][ T32] r5:856f238c r4:856f2000 [ 1351.064111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.064191][ T32] r7:ddde2d80 r6:83018200 r5:856f238c r4:857ba500 [ 1351.064257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.064354][ T32] r10:61c88647 r9:8576ec00 r8:857ba52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.064389][ T32] r4:857ba500 [ 1351.064409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.064489][ T32] r10:00000000 r9:857ba500 r8:80287e08 r7:ec6b9e60 r6:857c0980 r5:8576ec00 [ 1351.064516][ T32] r4:00000001 [ 1351.064537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.064579][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) [ 1351.064616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.064713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.064748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.064782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.064810][ T32] r4:856835c0 [ 1351.065192][ T32] INFO: task kworker/1:772:5801 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.065230][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.065347][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.065425][ T32] Call trace: [ 1351.065500][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.065558][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.065582][ T32] r4:00000000 [ 1351.065626][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.065707][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.065740][ T32] 9d20: c6399000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.065805][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.065836][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.065867][ T32] r5:800d0113 r4:80239bb0 [ 1351.065913][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.065997][ T32] r4:82ac21e4 [ 1351.066051][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.066100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.066125][ T32] r4:e0029dc0 [ 1351.066143][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.066189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.066211][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.066330][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.066741][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.066769][ T32] r4:849a8000 [ 1351.066788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.066838][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.066864][ T32] r4:00000001 [ 1351.066883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.066922][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.067008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.067042][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.067070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.067103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.067157][ T32] r4:8462f100 [ 1351.067190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.067251][ T32] INFO: task kworker/1:773:5803 blocked for more than 477 seconds. [ 1351.067293][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.067321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.067384][ T32] task:kworker/1:773 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.067435][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.067503][ T32] Call trace: [ 1351.067564][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.067680][ T32] r4:8576a400 ** 4 printk messages dropped ** [ 1351.067894][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e9e08 ** 7 printk messages dropped ** [ 1351.068253][ T32] r9:83018205 r8:8576a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 4 printk messages dropped ** [ 1351.068572][ T32] r5:856f2b8c r4:856f2800 [ 1351.068592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.068686][ T32] r7:ddde2d80 r6:83018200 r5:856f2b8c r4:857ba780 ** 1 printk messages dropped ** [ 1351.068795][ T32] r10:61c88647 r9:8576a400 r8:857ba7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.069237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.069703][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.070382][ T32] r5:800d0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.070606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 3 printk messages dropped ** [ 1351.070767][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.070926][ T32] r5:00001000 r4:dfe13000 ** 3 printk messages dropped ** [ 1351.071145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.071489][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1351.071603][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.071665][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.071729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.071762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.071797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.071844][ T32] r4:8462f100 [ 1351.071872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.071952][ T32] INFO: task kworker/1:774:5804 blocked for more than 477 seconds. [ 1351.071988][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.072041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.072104][ T32] task:kworker/1:774 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.072166][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.072213][ T32] Call trace: [ 1351.072246][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.072302][ T32] r10:8291a684 r9:ec6edd84 r8:00000002 r7:60000113 r6:ec6edd8c r5:8576e000 [ 1351.072328][ T32] r4:8576e000 [ 1351.072351][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.072401][ T32] r5:8576e000 r4:8291a680 [ 1351.072435][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.108762][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.108946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ede08 [ 1351.109010][ T32] r4:00000000 [ 1351.109035][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.109078][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.109122][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.109197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683840 [ 1351.109263][ T32] r4:00000000 [ 1351.109288][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.109342][ T32] r9:83018205 r8:8576e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.109393][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.109455][ T32] r5:00001000 r4:eb219000 [ 1351.109477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.109520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.109595][ T32] r5:856f278c r4:856f2400 [ 1351.109627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.109709][ T32] r7:ddde2d80 r6:83018200 r5:856f278c r4:857ba680 [ 1351.109736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.109824][ T32] r10:61c88647 r9:8576e000 r8:857ba6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.109855][ T32] r4:857ba680 [ 1351.109877][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.109975][ T32] r10:00000000 r9:857ba680 r8:80287e08 r7:ec6e9e60 r6:857c0b00 r5:8576e000 [ 1351.110003][ T32] r4:00000001 [ 1351.110024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.110092][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1351.110152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.110221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.110302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.110352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.110382][ T32] r4:856834c0 [ 1351.110799][ T32] INFO: task kworker/1:774:5804 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.110848][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.110932][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.110987][ T32] Call trace: [ 1351.111024][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.111106][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.111138][ T32] r4:00000000 [ 1351.111162][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.111207][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.111240][ T32] 9d20: c6ee3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.111275][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.111305][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.111333][ T32] r5:800d0113 r4:80239bb0 [ 1351.111369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.111450][ T32] r4:82ac21e4 [ 1351.111477][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.111528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.111625][ T32] r4:e0029dc0 [ 1351.111710][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.111775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.111802][ T32] r4:00000000 [ 1351.111825][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.111882][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.111907][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.111971][ T32] r5:00001000 r4:dfe13000 [ 1351.111999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.112102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.112156][ T32] r5:84aebb8c r4:84aeb800 [ 1351.112180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.112266][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.112293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.112347][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.112373][ T32] r4:849a8000 [ 1351.112395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.112448][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.112532][ T32] r4:00000001 [ 1351.117396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.117474][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.117514][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.117549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.117579][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.117621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.117683][ T32] r4:8462f100 [ 1351.117736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.117784][ T32] INFO: task kworker/1:775:5806 blocked for more than 477 seconds. [ 1351.117824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.117856][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.117940][ T32] task:kworker/1:775 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.118005][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.118131][ T32] Call trace: [ 1351.118181][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.118248][ T32] r10:8291a684 r9:ec6f5d84 r8:00000002 r7:60000113 r6:ec6f5d8c r5:85764800 [ 1351.118278][ T32] r4:85764800 [ 1351.118332][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.118390][ T32] r5:85764800 r4:8291a680 [ 1351.118414][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.118493][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.118649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1351.118724][ T32] r4:00000000 [ 1351.118783][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.118829][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.118897][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.118984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683c40 [ 1351.119011][ T32] r4:00000000 [ 1351.119035][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.119090][ T32] r9:83018205 r8:85764800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1351.119115][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.119164][ T32] r5:00001000 r4:eb709000 [ 1351.119247][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.119377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.119439][ T32] r5:856f338c r4:856f3000 [ 1351.119464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.119544][ T32] r7:ddde2d80 r6:83018200 r5:856f338c r4:857ba800 [ 1351.119574][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.119669][ T32] r10:61c88647 r9:85764800 r8:857ba82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.119709][ T32] r4:857ba800 [ 1351.119757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.119814][ T32] r10:00000000 r9:857ba800 r8:80287e08 r7:ec6e9e60 r6:857c0b80 r5:85764800 [ 1351.119840][ T32] r4:00000001 [ 1351.119866][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.119908][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1351.119939][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.119973][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.120005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.120051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.120081][ T32] r4:85683a40 [ 1351.120476][ T32] INFO: task kworker/1:775:5806 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.120532][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.121194][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1351.121288][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 4 printk messages dropped ** [ 1351.121630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 ** 3 printk messages dropped ** [ 1351.121803][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.122085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.137285][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1351.137580][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.137801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1351.138032][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.138311][ T32] r4:85765400 ** 1 printk messages dropped ** [ 1351.138379][ T32] r5:85765400 r4:8291a680 ** 2 printk messages dropped ** [ 1351.138487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 ** 5 printk messages dropped ** [ 1351.138747][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.139090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.139186][ T32] r5:856f2f8c r4:856f2c00 [ 1351.139217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.139271][ T32] r7:ddde2d80 r6:83018200 r5:856f2f8c r4:857ba880 [ 1351.139293][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.139343][ T32] r10:61c88647 r9:85765400 r8:857ba8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.139365][ T32] r4:857ba880 [ 1351.139411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.139476][ T32] r10:00000000 r9:857ba880 r8:80287e08 r7:ec6f5e60 r6:857c0c00 r5:85765400 [ 1351.139501][ T32] r4:00000001 [ 1351.139521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.139560][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1351.139589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.139639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.139712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.139746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.139769][ T32] r4:85683900 [ 1351.140183][ T32] INFO: task kworker/1:776:5808 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.140253][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.140355][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.140465][ T32] Call trace: [ 1351.140522][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.140619][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.140720][ T32] r4:00000000 [ 1351.140768][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.140816][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.140846][ T32] 9d20: c7138000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.140880][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.140937][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.140994][ T32] r5:800d0113 r4:80239bb0 [ 1351.141018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.141064][ T32] r4:82ac21e4 [ 1351.141125][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.141186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.141214][ T32] r4:e0029dc0 [ 1351.141234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.141309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.141383][ T32] r4:00000000 [ 1351.141406][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.141495][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.141520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.141566][ T32] r5:00001000 r4:dfe13000 [ 1351.141587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.141635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.141680][ T32] r5:84aebb8c r4:84aeb800 [ 1351.141730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.141785][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.141807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.141860][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.141883][ T32] r4:849a8000 [ 1351.141902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.141952][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.141989][ T32] r4:00000001 [ 1351.142012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.142051][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.142081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.142111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.142139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.142201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.142228][ T32] r4:8462f100 [ 1351.142279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.142307][ T32] INFO: task kworker/1:777:5811 blocked for more than 477 seconds. [ 1351.142374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.142492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.159819][ T32] task:kworker/1:777 state:D stack:0 pid:5811 tgid:5811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.159956][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.160053][ T32] Call trace: [ 1351.160149][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.160243][ T32] r10:8291a684 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:85771800 [ 1351.160330][ T32] r4:85771800 [ 1351.160361][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.160442][ T32] r5:85771800 r4:8291a680 [ 1351.160495][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.160542][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.160618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec709e08 [ 1351.160682][ T32] r4:00000000 [ 1351.160704][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.160743][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.160785][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.160830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683cc0 [ 1351.160857][ T32] r4:00000000 [ 1351.160909][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.160966][ T32] r9:83018205 r8:85771800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1351.160988][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.161085][ T32] r5:00001000 r4:eb8c5000 [ 1351.161110][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.161153][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.161198][ T32] r5:856f378c r4:856f3400 [ 1351.161219][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.161269][ T32] r7:ddde2d80 r6:83018200 r5:856f378c r4:857ba700 [ 1351.161290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.161364][ T32] r10:61c88647 r9:85771800 r8:857ba72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.161418][ T32] r4:857ba700 [ 1351.161442][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.161493][ T32] r10:00000000 r9:857ba700 r8:80287e08 r7:ec6f5e60 r6:857c0c80 r5:85771800 [ 1351.161545][ T32] r4:00000001 [ 1351.161569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.161619][ T32] Exception stack(0xec709fb0 to 0xec709ff8) [ 1351.161682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.161745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.161806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.161871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.161898][ T32] r4:85683ac0 [ 1351.162249][ T32] INFO: task kworker/1:777:5811 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.162307][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.162380][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.162504][ T32] Call trace: [ 1351.173000][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.173087][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.173113][ T32] r4:00000000 [ 1351.173134][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.173179][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.173212][ T32] 9d20: c7a31000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.173243][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.173306][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.173345][ T32] r5:800d0113 r4:80239bb0 [ 1351.173366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.173413][ T32] r4:82ac21e4 [ 1351.173433][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.173480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.173503][ T32] r4:e0029dc0 [ 1351.173535][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.173608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.173638][ T32] r4:00000000 [ 1351.173658][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.173709][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.173754][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.173919][ T32] r5:00001000 r4:dfe13000 [ 1351.173974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.174021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.174100][ T32] r5:84aebb8c r4:84aeb800 [ 1351.174123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.174244][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.174271][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.174353][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.174379][ T32] r4:849a8000 [ 1351.174437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.174500][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.174556][ T32] r4:00000001 [ 1351.174653][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.174700][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.174729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.174774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.174805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.174864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.174892][ T32] r4:8462f100 [ 1351.174930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.174996][ T32] INFO: task kworker/1:778:5813 blocked for more than 477 seconds. [ 1351.175053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.175119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.175147][ T32] task:kworker/1:778 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.175233][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.175282][ T32] Call trace: [ 1351.175347][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.175437][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000013 r6:ec711d8c r5:85772400 [ 1351.175467][ T32] r4:85772400 [ 1351.175504][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.175556][ T32] r5:85772400 r4:8291a680 [ 1351.175577][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.175665][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.175718][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1351.175741][ T32] r4:00000000 [ 1351.175850][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.175902][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.175942][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.175991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683f80 [ 1351.176016][ T32] r4:00000000 [ 1351.176036][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.176095][ T32] r9:83018205 r8:85772400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1351.176149][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.176231][ T32] r5:00001000 r4:eb9a7000 [ 1351.176264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.176314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.176394][ T32] r5:856f438c r4:856f4000 [ 1351.176432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.176490][ T32] r7:ddde2d80 r6:83018200 r5:856f438c r4:857ba900 [ 1351.176514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.176567][ T32] r10:61c88647 r9:85772400 r8:857ba92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.176592][ T32] r4:857ba900 [ 1351.176653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.176735][ T32] r10:00000000 r9:857ba900 r8:80287e08 r7:ec709e60 r6:857c0d00 r5:85772400 ** 2 printk messages dropped ** [ 1351.176836][ T32] Exception stack(0xec711fb0 to 0xec711ff8) [ 1351.176904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.176940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.177005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.177044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.177085][ T32] r4:85683d00 [ 1351.177473][ T32] INFO: task kworker/1:778:5813 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.177517][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.177620][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.177673][ T32] Call trace: [ 1351.177705][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.177777][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.177809][ T32] r4:00000000 [ 1351.177833][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.177881][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.177928][ T32] 9d20: c7a31000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.177984][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.178058][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.178161][ T32] r5:800d0113 r4:80239bb0 [ 1351.178229][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.178293][ T32] r4:82ac21e4 [ 1351.178389][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.178451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.178495][ T32] r4:e0029dc0 [ 1351.178610][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.178699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.178729][ T32] r4:00000000 [ 1351.178751][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.178836][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.178863][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.178914][ T32] r5:00001000 r4:dfe13000 [ 1351.178965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.179021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.179070][ T32] r5:84aebb8c r4:84aeb800 [ 1351.179093][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.179175][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.179228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.179295][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.179322][ T32] r4:849a8000 [ 1351.179431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.179525][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.179586][ T32] r4:00000001 [ 1351.179619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.179690][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.179723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.179756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.179787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.179862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.179920][ T32] r4:8462f100 [ 1351.179978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.180037][ T32] INFO: task kworker/1:779:5814 blocked for more than 477 seconds. [ 1351.180072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.180098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.180150][ T32] task:kworker/1:779 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.180205][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.180269][ T32] Call trace: [ 1351.180352][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.180411][ T32] r10:8291a684 r9:ec715d84 r8:00000002 r7:60000113 r6:ec715d8c r5:85770c00 [ 1351.180435][ T32] r4:85770c00 [ 1351.180458][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.180507][ T32] r5:85770c00 r4:8291a680 [ 1351.180549][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.180651][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.180750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1351.180779][ T32] r4:00000000 [ 1351.180800][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.180872][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.180947][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.181004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683f00 [ 1351.181031][ T32] r4:00000000 [ 1351.181052][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.181136][ T32] r9:83018205 r8:85770c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1351.181230][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.181299][ T32] r5:00001000 r4:eb939000 [ 1351.181323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.181451][ T32] r5:856f3b8c r4:856f3800 [ 1351.181497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.181584][ T32] r7:ddde2d80 r6:83018200 r5:856f3b8c r4:857baa00 [ 1351.181618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.181698][ T32] r4:857baa00 ** 2 printk messages dropped ** [ 1351.181877][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.182047][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.182141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.182173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.182222][ T32] r4:85683d00 [ 1351.201210][ T32] INFO: task kworker/1:779:5814 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.201337][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.201485][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.201555][ T32] Call trace: [ 1351.201626][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.201724][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.201757][ T32] r4:00000000 [ 1351.201810][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.201896][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.201937][ T32] 9d20: c7fc1000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.202012][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.202069][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.202126][ T32] r5:800d0113 r4:80239bb0 [ 1351.202152][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.202203][ T32] r4:82ac21e4 [ 1351.202225][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.202272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.202348][ T32] r4:e0029dc0 [ 1351.202486][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.207483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.207529][ T32] r4:00000000 [ 1351.207582][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.207692][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.207750][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.207804][ T32] r5:00001000 r4:dfe13000 [ 1351.207890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.207953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.208009][ T32] r5:84aebb8c r4:84aeb800 [ 1351.208062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.208127][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.208181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.208252][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.208324][ T32] r4:849a8000 [ 1351.208353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.208410][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.208464][ T32] r4:00000001 [ 1351.208490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.208534][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.208569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.208651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.208716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.208754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.208780][ T32] r4:8462f100 [ 1351.208807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.208840][ T32] INFO: task kworker/1:780:5816 blocked for more than 477 seconds. [ 1351.208921][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.208954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.208979][ T32] task:kworker/1:780 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.209134][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.209187][ T32] Call trace: [ 1351.209229][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.209342][ T32] r10:8291a684 r9:ec71dd84 r8:00000002 r7:60000013 r6:ec71dd8c r5:85770000 [ 1351.209388][ T32] r4:85770000 [ 1351.209445][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.209500][ T32] r5:85770000 r4:8291a680 [ 1351.209540][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.209629][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.209709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1351.209738][ T32] r4:00000000 [ 1351.209761][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.209804][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.209876][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.209993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b0040 [ 1351.210029][ T32] r4:00000000 [ 1351.210054][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.210105][ T32] r9:83018205 r8:85770000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1351.210128][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.210178][ T32] r5:00001000 r4:eb961000 [ 1351.210241][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.210319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.210371][ T32] r5:856f3f8c r4:856f3c00 [ 1351.210394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.210446][ T32] r7:ddde2d80 r6:83018200 r5:856f3f8c r4:857baa80 [ 1351.210485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.210568][ T32] r10:61c88647 r9:85770000 r8:857baaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.210660][ T32] r4:857baa80 [ 1351.210687][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.210758][ T32] r10:00000000 r9:857baa80 r8:80287e08 r7:ec711e60 r6:857c0e00 r5:85770000 [ 1351.210797][ T32] r4:00000001 [ 1351.210818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.210893][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1351.210931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.211002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.211038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.211072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.211097][ T32] r4:857b0fc0 [ 1351.211466][ T32] INFO: task kworker/1:780:5816 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.211504][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.211670][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.211785][ T32] Call trace: [ 1351.211879][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.211942][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.211968][ T32] r4:00000000 [ 1351.211992][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.212110][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.212147][ T32] 9d20: c7fc1000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.212183][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.212241][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.212273][ T32] r5:800d0113 r4:80239bb0 [ 1351.212300][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.212379][ T32] r4:82ac21e4 [ 1351.212403][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.228902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.228983][ T32] r4:e0029dc0 [ 1351.229038][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.229111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.229180][ T32] r4:00000000 [ 1351.229216][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.229276][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.229300][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.229349][ T32] r5:00001000 r4:dfe13000 [ 1351.229369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.229411][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.229456][ T32] r5:84aebb8c r4:84aeb800 [ 1351.229476][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.229559][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.229614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.229710][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.229740][ T32] r4:849a8000 [ 1351.229761][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.229840][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.229873][ T32] r4:00000001 [ 1351.229893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.229934][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.229988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.230080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.230154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.230195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.230224][ T32] r4:8462f100 [ 1351.230270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.230375][ T32] INFO: task kworker/1:781:5818 blocked for more than 477 seconds. [ 1351.230443][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.230582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.230648][ T32] task:kworker/1:781 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.230792][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.230849][ T32] Call trace: [ 1351.230884][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.230943][ T32] r10:8291a684 r9:ec725d84 r8:00000002 r7:60000113 r6:ec725d8c r5:85773000 [ 1351.231003][ T32] r4:85773000 [ 1351.231030][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.231080][ T32] r5:85773000 r4:8291a680 [ 1351.231104][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.231164][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.231247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec725e08 [ 1351.231273][ T32] r4:00000000 [ 1351.231315][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.231376][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.231439][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.231518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8280 [ 1351.231585][ T32] r4:00000000 [ 1351.231619][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.231705][ T32] r9:83018205 r8:85773000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1351.231761][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.231815][ T32] r5:00001000 r4:ebaed000 [ 1351.231867][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.231917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.231995][ T32] r5:856f538c r4:856f5000 [ 1351.232022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.232076][ T32] r7:ddde2d80 r6:83018200 r5:856f538c r4:857ba980 [ 1351.232099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.232152][ T32] r10:61c88647 r9:85773000 r8:857ba9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.232176][ T32] r4:857ba980 [ 1351.232202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.232268][ T32] r10:00000000 r9:857ba980 r8:80287e08 r7:ec711e60 r6:857c0e80 r5:85773000 [ 1351.232325][ T32] r4:00000001 [ 1351.232350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.232394][ T32] Exception stack(0xec725fb0 to 0xec725ff8) [ 1351.232447][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.232520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.243197][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.243325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.243387][ T32] r4:85683400 [ 1351.244042][ T32] INFO: task kworker/1:781:5818 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.244126][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.244267][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.244392][ T32] Call trace: [ 1351.244463][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.244582][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.244662][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.244866][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 4 printk messages dropped ** [ 1351.245331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1351.245695][ T32] r4:e0029dc0 [ 1351.245740][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.245840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.245963][ T32] r4:00000000 [ 1351.246047][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.246197][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.246257][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.246356][ T32] r5:00001000 r4:dfe13000 [ 1351.246402][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.246491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.246587][ T32] r5:84aebb8c r4:84aeb800 [ 1351.246637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.246745][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.246795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.246910][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.246995][ T32] r4:849a8000 [ 1351.247080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.247194][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.247246][ T32] r4:00000001 [ 1351.247350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.247439][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.247535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.247611][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.247708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.247787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.247839][ T32] r4:8462f100 [ 1351.247896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.247955][ T32] INFO: task kworker/1:782:5820 blocked for more than 477 seconds. [ 1351.248053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.248115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.248238][ T32] task:kworker/1:782 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.248379][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.248493][ T32] Call trace: [ 1351.248708][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.248822][ T32] r10:8291a684 r9:ec72dd84 r8:00000002 r7:60000013 r6:ec72dd8c r5:85775400 [ 1351.248946][ T32] r4:85775400 [ 1351.249006][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.249104][ T32] r5:85775400 r4:8291a680 [ 1351.249187][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.249312][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.249434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec72de08 [ 1351.249519][ T32] r4:00000000 [ 1351.249567][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.249646][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.249727][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.249833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1a80 [ 1351.249894][ T32] r4:00000000 [ 1351.249945][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.250053][ T32] r9:83018205 r8:85775400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1351.250106][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.250204][ T32] r5:00001000 r4:eba1f000 [ 1351.250250][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.250355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.250454][ T32] r5:856f478c r4:856f4400 [ 1351.250536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.250654][ T32] r7:ddde2d80 r6:83018200 r5:856f478c r4:857ba100 [ 1351.250707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.250817][ T32] r10:61c88647 r9:85775400 r8:857ba12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.250902][ T32] r4:857ba100 [ 1351.250960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.251129][ T32] r10:00000000 r9:857ba100 r8:80287e08 r7:ec725e60 r6:857c0f00 r5:85775400 [ 1351.251193][ T32] r4:00000001 [ 1351.251233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.251312][ T32] Exception stack(0xec72dfb0 to 0xec72dff8) [ 1351.251369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.251601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.251727][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.251795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.251842][ T32] r4:857b0940 [ 1351.252219][ T32] INFO: task kworker/1:782:5820 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.252301][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.252427][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.275304][ T32] Call trace: [ 1351.275400][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.275561][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 2 printk messages dropped ** [ 1351.275818][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1351.276043][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.276106][ T32] r5:800d0113 r4:80239bb0 [ 1351.276158][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.276258][ T32] r4:82ac21e4 [ 1351.276308][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.276412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.276486][ T32] r4:e0029dc0 [ 1351.276541][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.276673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.276730][ T32] r4:00000000 [ 1351.276811][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.276954][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.277011][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.277119][ T32] r5:00001000 r4:dfe13000 [ 1351.277171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.277288][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.277397][ T32] r5:84aebb8c r4:84aeb800 [ 1351.277445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.277591][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.277686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.277806][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.277867][ T32] r4:849a8000 [ 1351.277952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.278073][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.278163][ T32] r4:00000001 [ 1351.278222][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.278371][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.278449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.278520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.278584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.278658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.278743][ T32] r4:8462f100 [ 1351.278838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.278920][ T32] INFO: task kworker/1:783:5822 blocked for more than 477 seconds. [ 1351.279026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.279093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.279146][ T32] task:kworker/1:783 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.279305][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.279424][ T32] Call trace: [ 1351.279544][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.279663][ T32] r10:8291a684 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:85774800 [ 1351.279721][ T32] r4:85774800 [ 1351.279774][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.279883][ T32] r5:85774800 r4:8291a680 [ 1351.279969][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.280071][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.280175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1351.280231][ T32] r4:00000000 [ 1351.280279][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.280366][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.280448][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.280549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8040 [ 1351.280707][ T32] r4:00000000 [ 1351.280768][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.280884][ T32] r9:83018205 r8:85774800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1351.280937][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.281038][ T32] r5:00001000 r4:eba45000 [ 1351.281117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.281206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.281304][ T32] r5:856f4b8c r4:856f4800 [ 1351.281389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.281535][ T32] r7:ddde2d80 r6:83018200 r5:856f4b8c r4:857bab80 [ 1351.281698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.281838][ T32] r10:61c88647 r9:85774800 r8:857babac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.281972][ T32] r4:857bab80 [ 1351.282034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.282141][ T32] r10:00000000 r9:857bab80 r8:80287e08 r7:ec725e60 r6:857c0f80 r5:85774800 [ 1351.282234][ T32] r4:00000001 [ 1351.282291][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.282457][ T32] Exception stack(0xec735fb0 to 0xec735ff8) [ 1351.313252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.313370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.313446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.313523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.313593][ T32] r4:854f8080 [ 1351.314284][ T32] INFO: task kworker/1:783:5822 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.314359][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.314782][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.315471][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 2 printk messages dropped ** [ 1351.315750][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.315958][ T32] r4:e0029dc0 ** 2 printk messages dropped ** [ 1351.316156][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.316358][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.316455][ T32] r5:00001000 r4:dfe13000 [ 1351.316501][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.316591][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.316718][ T32] r5:84aebb8c r4:84aeb800 [ 1351.316783][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.316909][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.316977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.317119][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.317181][ T32] r4:849a8000 [ 1351.317229][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.317350][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.317404][ T32] r4:00000001 [ 1351.317525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.317631][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.317701][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.317793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.317878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.317962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.318030][ T32] r4:8462f100 [ 1351.318080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.318138][ T32] INFO: task kworker/1:784:5824 blocked for more than 477 seconds. [ 1351.318206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.318262][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.318308][ T32] task:kworker/1:784 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.318407][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.318546][ T32] Call trace: [ 1351.318720][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.318871][ T32] r10:8291a684 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:85773c00 [ 1351.318983][ T32] r4:85773c00 [ 1351.319046][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.319158][ T32] r5:85773c00 r4:8291a680 [ 1351.319212][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.319329][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.319437][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec73de08 [ 1351.319492][ T32] r4:00000000 [ 1351.319537][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.319618][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.319718][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.319836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8180 [ 1351.319899][ T32] r4:00000000 [ 1351.319946][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.320050][ T32] r9:83018205 r8:85773c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1351.320099][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.320220][ T32] r5:00001000 r4:eba5d000 [ 1351.320272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.320361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.320456][ T32] r5:856f4f8c r4:856f4c00 [ 1351.320502][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.320608][ T32] r7:ddde2d80 r6:83018200 r5:856f4f8c r4:857bac00 [ 1351.320678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.320786][ T32] r10:61c88647 r9:85773c00 r8:857bac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.320837][ T32] r4:857bac00 [ 1351.320889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.320997][ T32] r10:00000000 r9:857bac00 r8:80287e08 r7:ec725e60 r6:854b5000 r5:85773c00 [ 1351.321050][ T32] r4:00000001 [ 1351.321096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.321195][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) [ 1351.321368][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.321464][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.321538][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.321613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.321683][ T32] r4:854f8200 [ 1351.322038][ T32] INFO: task kworker/1:784:5824 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.322133][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.322288][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.322387][ T32] Call trace: [ 1351.343078][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.343249][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.343306][ T32] r4:00000000 [ 1351.343354][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.343485][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.343567][ T32] 9d20: c8e44000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.343639][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.343700][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.343758][ T32] r5:800d0113 r4:80239bb0 [ 1351.343804][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.343906][ T32] r4:82ac21e4 [ 1351.343981][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.344087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.344143][ T32] r4:e0029dc0 [ 1351.344258][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.344368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.344445][ T32] r4:00000000 [ 1351.344499][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.344647][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.344708][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.344812][ T32] r5:00001000 r4:dfe13000 [ 1351.344869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.344961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.345059][ T32] r5:84aebb8c r4:84aeb800 [ 1351.345108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.345285][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.345353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.345465][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.345580][ T32] r4:849a8000 [ 1351.345690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.345828][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.345898][ T32] r4:00000001 [ 1351.345946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.346047][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.346134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.346210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.346274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.346342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.346393][ T32] r4:8462f100 [ 1351.346470][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.346575][ T32] INFO: task kworker/1:785:5826 blocked for more than 477 seconds. [ 1351.346662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.346741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.346799][ T32] task:kworker/1:785 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.346960][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.347101][ T32] Call trace: [ 1351.347253][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.347376][ T32] r10:8291a684 r9:ec745d84 r8:00000002 r7:60000113 r6:ec745d8c r5:85776000 [ 1351.347444][ T32] r4:85776000 [ 1351.347520][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.347649][ T32] r5:85776000 r4:8291a680 [ 1351.347735][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.347838][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.347948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 [ 1351.348000][ T32] r4:00000000 [ 1351.348046][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.348126][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.348206][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.348321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8440 [ 1351.348379][ T32] r4:00000000 [ 1351.348425][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.348528][ T32] r9:83018205 r8:85776000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1351.348653][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.348765][ T32] r5:00001000 r4:ebb55000 [ 1351.348812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.348909][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.349048][ T32] r5:856f578c r4:856f5400 [ 1351.349102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.349203][ T32] r7:ddde2d80 r6:83018200 r5:856f578c r4:857bac80 [ 1351.349250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.349385][ T32] r10:61c88647 r9:85776000 r8:857bacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.349445][ T32] r4:857bac80 [ 1351.349491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.349597][ T32] r10:00000000 r9:857bac80 r8:80287e08 r7:ec725e60 r6:854b5080 r5:85776000 [ 1351.349654][ T32] r4:00000001 [ 1351.349715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.349803][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1351.349910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.349997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.350097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.350179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.350243][ T32] r4:854f8400 [ 1351.350874][ T32] INFO: task kworker/1:785:5826 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.350948][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.351098][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.351208][ T32] Call trace: [ 1351.351311][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.351450][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.351511][ T32] r4:00000000 [ 1351.351562][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.351681][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.351769][ T32] 9d20: c8e44000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.351843][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.351939][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.352004][ T32] r5:800d0113 r4:80239bb0 [ 1351.352055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.352172][ T32] r4:82ac21e4 [ 1351.352224][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.352330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.352404][ T32] r4:e0029dc0 [ 1351.384218][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.384479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.384545][ T32] r4:00000000 [ 1351.384595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.384738][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.384793][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.384910][ T32] r5:00001000 r4:dfe13000 [ 1351.384978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.385087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.385194][ T32] r5:84aebb8c r4:84aeb800 [ 1351.385257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.385390][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.385448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.385559][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.385612][ T32] r4:849a8000 [ 1351.385661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.385772][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.385824][ T32] r4:00000001 [ 1351.385880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.385985][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.386062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.386130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.386194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.386263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.386315][ T32] r4:8462f100 [ 1351.386367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.386432][ T32] INFO: task kworker/1:786:5828 blocked for more than 477 seconds. [ 1351.386502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.386559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.386610][ T32] task:kworker/1:786 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.386755][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.386889][ T32] Call trace: [ 1351.386963][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.387091][ T32] r10:8291a684 r9:ec755d84 r8:00000002 r7:60000013 r6:ec755d8c r5:85776c00 [ 1351.387146][ T32] r4:85776c00 [ 1351.387209][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.387323][ T32] r5:85776c00 r4:8291a680 [ 1351.387371][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.387462][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.387565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec755e08 [ 1351.387617][ T32] r4:00000000 [ 1351.387661][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.387758][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.387842][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.387950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8740 [ 1351.388002][ T32] r4:00000000 [ 1351.388049][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.388150][ T32] r9:83018205 r8:85776c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1351.388232][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.388360][ T32] r5:00001000 r4:ec6d9000 [ 1351.388431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.388528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.388680][ T32] r5:856f5f8c r4:856f5c00 [ 1351.388757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.388883][ T32] r7:ddde2d80 r6:83018200 r5:856f5f8c r4:857bab00 [ 1351.388933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.389038][ T32] r10:61c88647 r9:85776c00 r8:857bab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.389094][ T32] r4:857bab00 [ 1351.389158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.389291][ T32] r10:00000000 r9:857bab00 r8:80287e08 r7:ec745e60 r6:854b5100 r5:85776c00 [ 1351.389349][ T32] r4:00000001 [ 1351.389394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.389478][ T32] Exception stack(0xec755fb0 to 0xec755ff8) [ 1351.389543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.389624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.389696][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.389766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.389819][ T32] r4:854f82c0 [ 1351.390492][ T32] INFO: task kworker/1:786:5828 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.390565][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.390693][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.390787][ T32] Call trace: [ 1351.390854][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.390977][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.391043][ T32] r4:00000000 [ 1351.391127][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.391218][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.391290][ T32] 9d20: c92dd000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.391360][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.391431][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.391497][ T32] r5:800d0113 r4:80239bb0 [ 1351.391551][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.391751][ T32] r4:82ac21e4 [ 1351.391816][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.391938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.391997][ T32] r4:e0029dc0 [ 1351.392051][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.392162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.392213][ T32] r4:00000000 [ 1351.392283][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.392408][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.392547][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.423126][ T32] r5:00001000 r4:dfe13000 [ 1351.423211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.423344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.423444][ T32] r5:84aebb8c r4:84aeb800 [ 1351.423495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.423605][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.423658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.423784][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.423896][ T32] r4:849a8000 [ 1351.423952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.424064][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.424132][ T32] r4:00000001 [ 1351.424200][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.424293][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.424378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.424452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.424517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.424588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.424679][ T32] r4:8462f100 [ 1351.424767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.424838][ T32] INFO: task kworker/1:787:5832 blocked for more than 477 seconds. [ 1351.424916][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.424973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.425024][ T32] task:kworker/1:787 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.425166][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.425286][ T32] Call trace: [ 1351.425358][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.425472][ T32] r10:8291a684 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:848c0000 [ 1351.425526][ T32] r4:848c0000 [ 1351.425574][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.425674][ T32] r5:848c0000 r4:8291a680 [ 1351.425738][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.425835][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.425947][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 [ 1351.426004][ T32] r4:00000000 [ 1351.426049][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.426130][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.426234][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.426359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8600 [ 1351.426471][ T32] r4:00000000 [ 1351.426526][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.426656][ T32] r9:83018205 r8:848c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1351.426721][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.426819][ T32] r5:00001000 r4:ebb87000 [ 1351.426874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.426962][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.427059][ T32] r5:856f5b8c r4:856f5800 [ 1351.427106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.427224][ T32] r7:ddde2d80 r6:83018200 r5:856f5b8c r4:857bad00 [ 1351.427294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.427422][ T32] r10:61c88647 r9:848c0000 r8:857bad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.427482][ T32] r4:857bad00 [ 1351.427529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.427653][ T32] r10:00000000 r9:857bad00 r8:80287e08 r7:ec755e60 r6:854b5180 r5:848c0000 [ 1351.427710][ T32] r4:00000001 [ 1351.427769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.427880][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 1351.427951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.428035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.428104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.428174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.428227][ T32] r4:854f8380 [ 1351.428910][ T32] INFO: task kworker/1:787:5832 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.428989][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.429116][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.429210][ T32] Call trace: [ 1351.429277][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.429392][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.429447][ T32] r4:00000000 [ 1351.429514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.429610][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.429681][ T32] 9d20: c9524000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.429751][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.429813][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.429878][ T32] r5:800d0113 r4:80239bb0 [ 1351.429927][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.430021][ T32] r4:82ac21e4 [ 1351.430069][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.430170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.430223][ T32] r4:e0029dc0 [ 1351.430269][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.430368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.430422][ T32] r4:00000000 [ 1351.430467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.430574][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.430654][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.430758][ T32] r5:00001000 r4:dfe13000 [ 1351.430826][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.430949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.431097][ T32] r5:84aebb8c r4:84aeb800 [ 1351.431153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.431265][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.431324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.431473][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.431538][ T32] r4:849a8000 [ 1351.431618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.431757][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.431817][ T32] r4:00000001 [ 1351.431875][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.431967][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.432034][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.432110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.432198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.432301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.432362][ T32] r4:8462f100 [ 1351.432411][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.455454][ T32] INFO: task kworker/1:788:5834 blocked for more than 477 seconds. [ 1351.455552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.455612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.455667][ T32] task:kworker/1:788 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.455793][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.455925][ T32] Call trace: [ 1351.456040][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.456165][ T32] r10:8291a684 r9:ec75dd84 r8:00000002 r7:60000113 r6:ec75dd8c r5:848c0c00 [ 1351.456220][ T32] r4:848c0c00 [ 1351.456285][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.456406][ T32] r5:848c0c00 r4:8291a680 [ 1351.456486][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.456583][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.456709][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 [ 1351.456763][ T32] r4:00000000 [ 1351.456826][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.456923][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.457012][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.457111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8880 [ 1351.457184][ T32] r4:00000000 [ 1351.457237][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.457345][ T32] r9:83018205 r8:848c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1351.457397][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.457493][ T32] r5:00001000 r4:ec757000 [ 1351.457540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.457631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.457728][ T32] r5:856f638c r4:856f6000 [ 1351.457793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.457918][ T32] r7:ddde2d80 r6:83018200 r5:856f638c r4:857bae00 [ 1351.457969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.458078][ T32] r10:61c88647 r9:848c0c00 r8:857bae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.458147][ T32] r4:857bae00 [ 1351.458256][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.458372][ T32] r10:00000000 r9:857bae00 r8:80287e08 r7:ec755e60 r6:854b5300 r5:848c0c00 [ 1351.458444][ T32] r4:00000001 [ 1351.458533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.458628][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) [ 1351.458694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.458764][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.458846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.458943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.458995][ T32] r4:854f8680 [ 1351.459646][ T32] INFO: task kworker/1:788:5834 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.459739][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.459921][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.460023][ T32] Call trace: [ 1351.460091][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.460205][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.460262][ T32] r4:00000000 [ 1351.460323][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.460427][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.460503][ T32] 9d20: c970c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.460574][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.460656][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.460719][ T32] r5:800d0113 r4:80239bb0 [ 1351.460769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.460905][ T32] r4:82ac21e4 [ 1351.460958][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.461060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.461131][ T32] r4:e0029dc0 [ 1351.461186][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.461292][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.461350][ T32] r4:00000000 [ 1351.461404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.461527][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.461589][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.461693][ T32] r5:00001000 r4:dfe13000 [ 1351.461740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.461833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.461943][ T32] r5:84aebb8c r4:84aeb800 [ 1351.461993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.462126][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.462205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.462331][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.462388][ T32] r4:849a8000 [ 1351.473448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.473670][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.473746][ T32] r4:00000001 [ 1351.473801][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.473903][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.473988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.474087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.474158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.474229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.474282][ T32] r4:8462f100 [ 1351.474334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.474432][ T32] INFO: task kworker/1:789:5836 blocked for more than 477 seconds. [ 1351.474513][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.474569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.474620][ T32] task:kworker/1:789 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.474734][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.474857][ T32] Call trace: [ 1351.474943][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.475060][ T32] r10:8291a684 r9:ec76dd84 r8:00000002 r7:60000013 r6:ec76dd8c r5:848c1800 [ 1351.475115][ T32] r4:848c1800 [ 1351.475160][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.475273][ T32] r5:848c1800 r4:8291a680 [ 1351.475329][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.475421][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.475521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1351.475574][ T32] r4:00000000 [ 1351.475623][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.475705][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.475791][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.475901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8b00 [ 1351.475980][ T32] r4:00000000 [ 1351.476064][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.476181][ T32] r9:83018205 r8:848c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1351.476234][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.476332][ T32] r5:00001000 r4:ec771000 [ 1351.476404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.476531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.476657][ T32] r5:856f6b8c r4:856f6800 [ 1351.476733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.476863][ T32] r7:ddde2d80 r6:83018200 r5:856f6b8c r4:857baf00 [ 1351.476926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.477036][ T32] r10:61c88647 r9:848c1800 r8:857baf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.477090][ T32] r4:857baf00 [ 1351.477148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.477258][ T32] r10:00000000 r9:857baf00 r8:80287e08 r7:ec75de60 r6:854b5200 r5:848c1800 [ 1351.477327][ T32] r4:00000001 [ 1351.477381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.477466][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1351.477528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.477623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.477746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.477879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.477968][ T32] r4:854f87c0 [ 1351.478586][ T32] INFO: task kworker/1:789:5836 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.478659][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.478813][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.478915][ T32] Call trace: [ 1351.478984][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.479099][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.479154][ T32] r4:00000000 [ 1351.479200][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.479289][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.479381][ T32] 9d20: c970c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.479479][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.479545][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.479620][ T32] r5:800d0113 r4:80239bb0 [ 1351.479784][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.479914][ T32] r4:82ac21e4 [ 1351.479975][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.480098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.480157][ T32] r4:e0029dc0 [ 1351.480212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.480314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.480390][ T32] r4:00000000 [ 1351.480452][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.480558][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.480608][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.480729][ T32] r5:00001000 r4:dfe13000 [ 1351.480786][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.480884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.480982][ T32] r5:84aebb8c r4:84aeb800 [ 1351.481031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.481137][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.481182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.481296][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.481355][ T32] r4:849a8000 [ 1351.481408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.481531][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.481588][ T32] r4:00000001 [ 1351.481656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.481778][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.481882][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.481959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.482025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.482093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.482146][ T32] r4:8462f100 [ 1351.482196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.482248][ T32] INFO: task kworker/1:790:5837 blocked for more than 477 seconds. [ 1351.482308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.482361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.482497][ T32] task:kworker/1:790 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.509769][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.509911][ T32] Call trace: [ 1351.509985][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.510108][ T32] r10:8291a684 r9:ec775d84 r8:00000002 r7:60000013 r6:ec775d8c r5:848c2400 [ 1351.510162][ T32] r4:848c2400 [ 1351.510255][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.510362][ T32] r5:848c2400 r4:8291a680 [ 1351.510411][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.510501][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.510639][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1351.510701][ T32] r4:00000000 [ 1351.510746][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.510828][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.510924][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.511110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f89c0 [ 1351.511186][ T32] r4:00000000 [ 1351.511236][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.511354][ T32] r9:83018205 r8:848c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1351.511442][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.511563][ T32] r5:00001000 r4:ec763000 [ 1351.511619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.511721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.511862][ T32] r5:856f678c r4:856f6400 [ 1351.511923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.512038][ T32] r7:ddde2d80 r6:83018200 r5:856f678c r4:857dcf00 [ 1351.512096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.512215][ T32] r10:61c88647 r9:848c2400 r8:857dcf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.512285][ T32] r4:857dcf00 [ 1351.512332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.512500][ T32] r10:00000000 r9:857dcf00 r8:80287e08 r7:ec76de60 r6:854b5280 r5:848c2400 [ 1351.527243][ T32] r4:00000001 [ 1351.527340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.527419][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1351.527484][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.527544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.527574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.527636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.527707][ T32] r4:854f8ac0 [ 1351.528150][ T32] INFO: task kworker/1:790:5837 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.528192][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.528269][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.528421][ T32] Call trace: [ 1351.528455][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.528515][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.528597][ T32] r4:00000000 [ 1351.528648][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.528703][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.528734][ T32] 9d20: c9f39000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.528765][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.528805][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.528865][ T32] r5:800d0113 r4:80239bb0 [ 1351.528895][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.528944][ T32] r4:82ac21e4 [ 1351.528965][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.529011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.529103][ T32] r4:e0029dc0 [ 1351.529127][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.529214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 2 printk messages dropped ** [ 1351.529356][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1351.529573][ T32] r5:84aebb8c r4:84aeb800 ** 3 printk messages dropped ** [ 1351.529845][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.530157][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.530224][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.530332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.530374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.530404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.530436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.530458][ T32] r4:8462f100 [ 1351.530540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.530643][ T32] INFO: task kworker/1:791:5839 blocked for more than 478 seconds. [ 1351.530750][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.530781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.530808][ T32] task:kworker/1:791 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.530957][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.531077][ T32] Call trace: [ 1351.531109][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.531162][ T32] r10:8291a684 r9:ec6c5d84 r8:00000002 r7:60000013 r6:ec6c5d8c r5:85709800 [ 1351.531260][ T32] r4:85709800 [ 1351.531285][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.531333][ T32] r5:85709800 r4:8291a680 [ 1351.531355][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.531417][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.531468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c5e08 [ 1351.531514][ T32] r4:00000000 [ 1351.531553][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.531594][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.531636][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.531681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8cc0 [ 1351.531706][ T32] r4:00000000 [ 1351.531725][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.531774][ T32] r9:83018205 r8:85709800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1351.531842][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.531899][ T32] r5:00001000 r4:ec77d000 [ 1351.531919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.531961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.532045][ T32] r5:856f6f8c r4:856f6c00 [ 1351.532072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.532123][ T32] r7:ddde2d80 r6:83018200 r5:856f6f8c r4:857bad80 [ 1351.532181][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.532237][ T32] r10:61c88647 r9:85709800 r8:857badac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.532274][ T32] r4:857bad80 [ 1351.532297][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.532346][ T32] r10:00000000 r9:857bad80 r8:80287e08 r7:ec76de60 r6:857baf80 r5:85709800 [ 1351.532370][ T32] r4:00000001 [ 1351.532390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.532465][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 1351.544603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.544738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.544774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.544810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.544836][ T32] r4:854f8a40 [ 1351.545268][ T32] INFO: task kworker/1:791:5839 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.545316][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.545387][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.545523][ T32] Call trace: [ 1351.545600][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.545699][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.545731][ T32] r4:00000000 [ 1351.545754][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.545822][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.545857][ T32] 9d20: c9f39000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.545966][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.546035][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.546065][ T32] r5:800d0113 r4:80239bb0 [ 1351.546154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.546206][ T32] r4:82ac21e4 [ 1351.546227][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.546366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.546402][ T32] r4:e0029dc0 [ 1351.546459][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.546514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.546539][ T32] r4:00000000 [ 1351.546558][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.546634][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.546661][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.546763][ T32] r5:00001000 r4:dfe13000 [ 1351.546870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.546997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.547049][ T32] r5:84aebb8c r4:84aeb800 [ 1351.547076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.547168][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.547194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.547247][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.547271][ T32] r4:849a8000 [ 1351.547291][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.547344][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.547382][ T32] r4:00000001 [ 1351.547406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.547446][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.547547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.547600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.547703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.547777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.547805][ T32] r4:8462f100 [ 1351.547827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.547857][ T32] INFO: task kworker/1:792:5842 blocked for more than 478 seconds. [ 1351.547900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.547952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.548022][ T32] task:kworker/1:792 state:D stack:0 pid:5842 tgid:5842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.548128][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.548243][ T32] Call trace: [ 1351.548319][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1351.548486][ T32] r4:848c3000 ** 3 printk messages dropped ** [ 1351.548772][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.549355][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.549579][ T32] r5:00001000 r4:ec783000 ** 2 printk messages dropped ** [ 1351.549739][ T32] r5:856f738c r4:856f7000 ** 1 printk messages dropped ** [ 1351.549851][ T32] r7:ddde2d80 r6:83018200 r5:856f738c r4:854f2000 [ 1351.549880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.549932][ T32] r10:61c88647 r9:848c3000 r8:854f202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.549956][ T32] r4:854f2000 [ 1351.549977][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.550028][ T32] r10:00000000 r9:854f2000 r8:80287e08 r7:ec6c5e60 r6:854b5380 r5:848c3000 [ 1351.550096][ T32] r4:00000001 [ 1351.550169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.550219][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1351.550249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.550318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.550356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.550388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.550447][ T32] r4:854f8c80 [ 1351.550702][ T32] INFO: task kworker/1:792:5842 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.550744][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.550824][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.550875][ T32] Call trace: [ 1351.550919][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.551072][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.551100][ T32] r4:00000000 [ 1351.551120][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.551204][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.551268][ T32] 9d20: c9f39000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.551303][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.551330][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.551357][ T32] r5:800d0113 r4:80239bb0 [ 1351.551377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.551422][ T32] r4:82ac21e4 [ 1351.551442][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.551524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.551551][ T32] r4:e0029dc0 [ 1351.551572][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.551624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.551659][ T32] r4:00000000 [ 1351.551745][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.551800][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.551822][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.551872][ T32] r5:00001000 r4:dfe13000 [ 1351.551894][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.551936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.552015][ T32] r5:84aebb8c r4:84aeb800 [ 1351.552041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.552127][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.552151][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.552202][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.552225][ T32] r4:849a8000 [ 1351.552279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.552334][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.552358][ T32] r4:00000001 [ 1351.552377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.552415][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 1 printk messages dropped ** [ 1351.575513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.575817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.576721][ T32] r4:848c3c00 ** 3 printk messages dropped ** [ 1351.576937][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.577296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f8f00 ** 6 printk messages dropped ** [ 1351.577700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.577749][ T32] r5:856f778c r4:856f7400 [ 1351.577770][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.577821][ T32] r7:ddde2d80 r6:83018200 r5:856f778c r4:854f2080 [ 1351.577844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.577902][ T32] r10:61c88647 r9:848c3c00 r8:854f20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.577926][ T32] r4:854f2080 [ 1351.577961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.578017][ T32] r10:00000000 r9:854f2080 r8:80287e08 r7:ec795e60 r6:854b5400 r5:848c3c00 [ 1351.578193][ T32] r4:00000001 [ 1351.578221][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.578333][ T32] Exception stack(0xec7adfb0 to 0xec7adff8) [ 1351.578366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.578397][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.578636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.578681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.578706][ T32] r4:854f8ac0 [ 1351.579094][ T32] INFO: task kworker/1:793:5844 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.579136][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.579217][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.579368][ T32] Call trace: [ 1351.579536][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.579820][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.579890][ T32] r4:00000000 [ 1351.579913][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.579997][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.580034][ T32] 9d20: ca380000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.580068][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.580127][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.580166][ T32] r5:800d0113 r4:80239bb0 [ 1351.580188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.580236][ T32] r4:82ac21e4 [ 1351.580258][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.580348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.580412][ T32] r4:e0029dc0 [ 1351.580583][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.580679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.580784][ T32] r4:00000000 [ 1351.580841][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.580923][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.580948][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.581013][ T32] r5:00001000 r4:dfe13000 [ 1351.581060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.581228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.581334][ T32] r5:84aebb8c r4:84aeb800 [ 1351.581561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.581635][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.581660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.581714][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.581953][ T32] r4:849a8000 [ 1351.581986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.582043][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.582155][ T32] r4:00000001 [ 1351.582267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.582329][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.582374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.582405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.582541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.603244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.603320][ T32] r4:8462f100 [ 1351.603354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.603423][ T32] INFO: task kworker/1:794:5846 blocked for more than 478 seconds. [ 1351.603462][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.603526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.603592][ T32] task:kworker/1:794 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.603660][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.603768][ T32] Call trace: [ 1351.603804][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.603901][ T32] r10:8291a684 r9:ec7bdd84 r8:00000002 r7:60000113 r6:ec7bdd8c r5:848c4800 [ 1351.603930][ T32] r4:848c4800 [ 1351.603957][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.604006][ T32] r5:848c4800 r4:8291a680 [ 1351.604027][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.604189][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.604250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1351.604315][ T32] r4:00000000 [ 1351.604338][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.604419][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.604465][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.604512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7100 [ 1351.604681][ T32] r4:00000000 [ 1351.604756][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.604816][ T32] r9:83018205 r8:848c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1351.604840][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.604894][ T32] r5:00001000 r4:eacf1000 [ 1351.604917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.604972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.605050][ T32] r5:856f7f8c r4:856f7c00 [ 1351.605147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.605260][ T32] r7:ddde2d80 r6:83018200 r5:856f7f8c r4:854f2200 [ 1351.605484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.605547][ T32] r10:61c88647 r9:848c4800 r8:854f222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.605717][ T32] r4:854f2200 [ 1351.605755][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.605836][ T32] r10:00000000 r9:854f2200 r8:80287e08 r7:ec7ade60 r6:854b5480 r5:848c4800 [ 1351.605896][ T32] r4:00000001 [ 1351.606056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.606108][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) [ 1351.606139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.606183][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.606279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.606317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.606341][ T32] r4:854f8e40 [ 1351.606744][ T32] INFO: task kworker/1:794:5846 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.606787][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.606936][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.607023][ T32] Call trace: [ 1351.607091][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.607258][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.607294][ T32] r4:00000000 [ 1351.607519][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.607600][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.607637][ T32] 9d20: ca6b8000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.607668][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.607694][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.607740][ T32] r5:800d0113 r4:80239bb0 [ 1351.607775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1351.607844][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1351.608412][ T32] r5:00001000 r4:dfe13000 ** 3 printk messages dropped ** [ 1351.608785][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.609132][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 3 printk messages dropped ** [ 1351.609345][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.609645][ T32] INFO: task kworker/1:795:5848 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1351.610007][ T32] Call trace: ** 2 printk messages dropped ** [ 1351.610364][ T32] r4:848c5400 ** 3 printk messages dropped ** [ 1351.610721][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.610847][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.611383][ T32] r5:00001000 r4:ec7bf000 ** 2 printk messages dropped ** [ 1351.611509][ T32] r5:856f7b8c r4:856f7800 [ 1351.611548][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.611740][ T32] r4:854f2280 ** 2 printk messages dropped ** [ 1351.611919][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.612258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.659223][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.659447][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.659633][ T32] Call trace: [ 1351.659746][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.659905][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.659997][ T32] r4:00000000 [ 1351.660053][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.660169][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.660249][ T32] 9d20: ca902000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.660338][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.660424][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.660508][ T32] r5:800d0113 r4:80239bb0 [ 1351.660575][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.660735][ T32] r4:82ac21e4 [ 1351.660804][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.660911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.660988][ T32] r4:e0029dc0 [ 1351.661056][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.661183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.661261][ T32] r4:00000000 [ 1351.661320][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.661452][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.661526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.661678][ T32] r5:00001000 r4:dfe13000 [ 1351.661741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.661839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.661935][ T32] r5:84aebb8c r4:84aeb800 [ 1351.662005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.662134][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.662196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.662312][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.662368][ T32] r4:849a8000 [ 1351.662443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.678968][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.679084][ T32] r4:00000001 [ 1351.679146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.679299][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.679403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.679487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.679561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.679653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.679719][ T32] r4:8462f100 [ 1351.679792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.679895][ T32] INFO: task kworker/0:558:5853 blocked for more than 478 seconds. [ 1351.680007][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.680091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.680177][ T32] task:kworker/0:558 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.680361][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.680472][ T32] Call trace: [ 1351.680559][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.680722][ T32] r10:8291a684 r9:ec749d84 r8:00000002 r7:60000113 r6:ec749d8c r5:848c6000 [ 1351.680790][ T32] r4:848c6000 [ 1351.680863][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.680991][ T32] r5:848c6000 r4:8291a680 [ 1351.681081][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.681184][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.681297][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 [ 1351.681360][ T32] r4:00000000 [ 1351.681411][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.681504][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.681603][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.681706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4680 [ 1351.681770][ T32] r4:00000000 [ 1351.681847][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.681973][ T32] r9:83018005 r8:848c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1351.682030][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.682132][ T32] r5:00001000 r4:eb85b000 [ 1351.682206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.682331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.696517][ T32] r5:857a878c r4:857a8400 [ 1351.696831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.697027][ T32] r7:dddced80 r6:83018000 r5:857a878c r4:854b5580 [ 1351.697084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.697218][ T32] r10:61c88647 r9:848c6000 r8:854b55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.697285][ T32] r4:854b5580 [ 1351.697351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.697470][ T32] r10:00000000 r9:854b5580 r8:80287e08 r7:ebd79e60 r6:854b5700 r5:848c6000 [ 1351.697530][ T32] r4:00000001 [ 1351.697580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.697695][ T32] Exception stack(0xec749fb0 to 0xec749ff8) [ 1351.697788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.697863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.697933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.699173][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.699625][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.699971][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 ** 8 printk messages dropped ** [ 1351.700770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 8 printk messages dropped ** [ 1351.701489][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.702248][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1351.718742][ T32] r4:8462f100 ** 5 printk messages dropped ** [ 1351.719271][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1351.719833][ T32] r4:848c6c00 [ 1351.719891][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.720001][ T32] r5:848c6c00 r4:8291a680 [ 1351.720055][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.720156][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.720280][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1351.720371][ T32] r4:00000000 [ 1351.720425][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.720529][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.720659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.720796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4140 [ 1351.720862][ T32] r4:00000000 [ 1351.720932][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.721056][ T32] r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1351.721119][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.721225][ T32] r5:00001000 r4:eb75b000 [ 1351.721306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.721426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.721534][ T32] r5:8478fb8c r4:8478f800 [ 1351.721625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.721755][ T32] r7:dddced80 r6:83018000 r5:8478fb8c r4:854b5600 [ 1351.721809][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.721921][ T32] r10:61c88647 r9:848c6c00 r8:854b562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.722000][ T32] r4:854b5600 [ 1351.722059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.722178][ T32] r10:00000000 r9:854b5600 r8:80287e08 r7:ec749e60 r6:854b5680 r5:848c6c00 [ 1351.722239][ T32] r4:00000001 [ 1351.722289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.722383][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1351.743429][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.743733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.743807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.743888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.743953][ T32] r4:854f4240 [ 1351.744775][ T32] INFO: task kworker/0:559:5854 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.744872][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.745075][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.745268][ T32] Call trace: [ 1351.745351][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.745487][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.745552][ T32] r4:00000000 [ 1351.745605][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.745720][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.745808][ T32] 9d20: cad28000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.745880][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.745939][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.745997][ T32] r5:800d0113 r4:80239bb0 [ 1351.746071][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.746187][ T32] r4:82ac21e4 [ 1351.746243][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.746347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.746421][ T32] r4:e0029dc0 [ 1351.746479][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.746621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.746708][ T32] r4:00000000 [ 1351.746800][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.746935][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.746993][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.747092][ T32] r5:00001000 r4:dfe13000 [ 1351.747190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.747319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.747443][ T32] r5:84aebb8c r4:84aeb800 [ 1351.747525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.747646][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.747742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.747863][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.747934][ T32] r4:849a8000 [ 1351.747991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.748100][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 2 printk messages dropped ** [ 1351.748434][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 4 printk messages dropped ** [ 1351.748919][ T32] r4:8462f100 ** 4 printk messages dropped ** [ 1351.749358][ T32] task:kworker/0:560 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.750317][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 ** 5 printk messages dropped ** [ 1351.750832][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.750997][ T32] r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1351.751072][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.751185][ T32] r5:00001000 r4:eb78b000 [ 1351.751257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.751356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.751459][ T32] r5:8478f78c r4:8478f400 [ 1351.751512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.751623][ T32] r7:dddced80 r6:83018000 r5:8478f78c r4:854b5780 [ 1351.751702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.751828][ T32] r10:61c88647 r9:85040000 r8:854b57ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.751887][ T32] r4:854b5780 [ 1351.751937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.752045][ T32] r10:00000000 r9:854b5780 r8:80287e08 r7:ec749e60 r6:854b5900 r5:85040000 [ 1351.752124][ T32] r4:00000001 [ 1351.752180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.752270][ T32] Exception stack(0xec639fb0 to 0xec639ff8) [ 1351.752335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.752408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.752479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.772191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.772331][ T32] r4:854f4440 [ 1351.773748][ T32] INFO: task kworker/0:560:5856 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.773897][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.774106][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.774291][ T32] Call trace: [ 1351.774404][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.774551][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.774613][ T32] r4:00000000 [ 1351.774667][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.774775][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.774854][ T32] 9d20: cadb3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.774929][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.774989][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.775052][ T32] r5:800d0113 r4:80239bb0 [ 1351.775102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.775204][ T32] r4:82ac21e4 [ 1351.775252][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.775354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.775408][ T32] r4:e0029dc0 [ 1351.775453][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.775563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.775645][ T32] r4:00000000 [ 1351.775702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.775813][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.775887][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1351.776720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.777171][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.777605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.778221][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.778799][ T32] r5:85040c00 r4:8291a680 ** 3 printk messages dropped ** [ 1351.779104][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.779443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594a340 ** 7 printk messages dropped ** [ 1351.780033][ T32] r5:85701f8c r4:85701c00 [ 1351.780080][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.780394][ T32] r4:854f2300 ** 5 printk messages dropped ** [ 1351.780880][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.781910][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.782444][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 6 printk messages dropped ** [ 1351.817043][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.818049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.818451][ T32] r4:849a8000 [ 1351.818490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.818556][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.818581][ T32] r4:00000001 [ 1351.818616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.818670][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.818703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.818736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.818768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.818801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.818844][ T32] r4:8462f100 [ 1351.818905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.818974][ T32] INFO: task kworker/1:797:5859 blocked for more than 478 seconds. [ 1351.819079][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.819125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.819154][ T32] task:kworker/1:797 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.819452][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.819571][ T32] Call trace: [ 1351.819672][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.819750][ T32] r10:8291a684 r9:ec7d5d84 r8:00000002 r7:60000113 r6:ec7d5d8c r5:8576d400 [ 1351.819806][ T32] r4:8576d400 [ 1351.819851][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.819946][ T32] r5:8576d400 r4:8291a680 [ 1351.819982][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.820029][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.820162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 [ 1351.820231][ T32] r4:00000000 [ 1351.820257][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.820315][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.820416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.820510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567d880 [ 1351.820544][ T32] r4:00000000 [ 1351.820567][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.820702][ T32] r9:83018205 r8:8576d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1351.820763][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.820891][ T32] r5:00001000 r4:ec5b3000 [ 1351.821031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.821110][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.821235][ T32] r5:857abf8c r4:857abc00 [ 1351.821302][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.821440][ T32] r7:ddde2d80 r6:83018200 r5:857abf8c r4:854f2380 [ 1351.821493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.821599][ T32] r10:61c88647 r9:8576d400 r8:854f23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.821639][ T32] r4:854f2380 [ 1351.821660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.821747][ T32] r10:00000000 r9:854f2380 r8:80287e08 r7:ec7cde60 r6:854f2100 r5:8576d400 [ 1351.821793][ T32] r4:00000001 [ 1351.821843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.821934][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1351.821996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.822061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.822126][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.822234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.822290][ T32] r4:854b7580 [ 1351.846638][ T32] INFO: task kworker/1:797:5859 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.846904][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.847053][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.847179][ T32] Call trace: [ 1351.847215][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.847334][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.847478][ T32] r4:00000000 [ 1351.847514][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.847618][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.847719][ T32] 9d20: cb290000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.847901][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.848084][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.848151][ T32] r5:800d0113 r4:80239bb0 [ 1351.848207][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.848277][ T32] r4:82ac21e4 [ 1351.848328][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.848429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.848502][ T32] r4:e0029dc0 [ 1351.848542][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.848596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.848674][ T32] r4:00000000 [ 1351.848716][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.848826][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.848861][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.848948][ T32] r5:00001000 r4:dfe13000 [ 1351.848995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.849090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.849209][ T32] r5:84aebb8c r4:84aeb800 [ 1351.849261][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.849387][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.849420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.849497][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.849555][ T32] r4:849a8000 ** 1 printk messages dropped ** [ 1351.849753][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1351.850298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.850687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1351.851206][ T32] r4:8570ec00 ** 4 printk messages dropped ** [ 1351.851568][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7dde08 ** 5 printk messages dropped ** [ 1351.852034][ T32] r4:00000000 [ 1351.852084][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.852228][ T32] r9:83018005 r8:8570ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1351.852261][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.852346][ T32] r5:00001000 r4:eb7d1000 [ 1351.852386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.863943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.864089][ T32] r5:857a838c r4:857a8000 [ 1351.864147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.864226][ T32] r7:dddced80 r6:83018000 r5:857a838c r4:854b5880 [ 1351.864289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.864363][ T32] r10:61c88647 r9:8570ec00 r8:854b58ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.864400][ T32] r4:854b5880 [ 1351.864448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.864511][ T32] r10:00000000 r9:854b5880 r8:80287e08 r7:ec749e60 r6:854f2180 r5:8570ec00 [ 1351.864588][ T32] r4:00000001 [ 1351.864617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.864734][ T32] Exception stack(0xec7ddfb0 to 0xec7ddff8) [ 1351.864812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.864916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.864987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.865029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.865053][ T32] r4:854f4500 [ 1351.865596][ T32] INFO: task kworker/0:561:5861 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.865719][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.866161][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.866217][ T32] Call trace: [ 1351.866293][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.866359][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.866387][ T32] r4:00000000 [ 1351.866411][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.866484][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.866562][ T32] 9d20: cb290000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.866597][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.866647][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.866679][ T32] r5:800d0113 r4:80239bb0 [ 1351.866701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.866758][ T32] r4:82ac21e4 [ 1351.866894][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.866951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.867005][ T32] r4:e0029dc0 [ 1351.867059][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.867123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.867217][ T32] r4:00000000 [ 1351.867245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.867303][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.867327][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.867393][ T32] r5:00001000 r4:dfe13000 [ 1351.867448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.867614][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.867701][ T32] r5:84aebb8c r4:84aeb800 [ 1351.867725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.867781][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.867808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.867895][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.867925][ T32] r4:849a8000 [ 1351.867947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.868041][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.868068][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1351.868274][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.868850][ T32] task:kworker/0:562 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.869762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 ** 8 printk messages dropped ** [ 1351.870446][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.870783][ T32] r5:857a8f8c r4:857a8c00 ** 3 printk messages dropped ** [ 1351.871110][ T32] r10:61c88647 r9:84a62400 r8:854b5aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1351.871355][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) ** 4 printk messages dropped ** [ 1351.871689][ T32] r4:854f45c0 ** 2 printk messages dropped ** [ 1351.872293][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.903903][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.903960][ T32] 9d20: cb519000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.904003][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.904061][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.904090][ T32] r5:800d0113 r4:80239bb0 [ 1351.904116][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.904228][ T32] r4:82ac21e4 [ 1351.904287][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.904357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.904388][ T32] r4:e0029dc0 [ 1351.904432][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.904648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.904754][ T32] r4:00000000 [ 1351.904787][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.904898][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.904931][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.904988][ T32] r5:00001000 r4:dfe13000 [ 1351.905024][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.905078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.905157][ T32] r5:84aebb8c r4:84aeb800 [ 1351.905190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.905277][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.905317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.905377][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.905434][ T32] r4:849a8000 [ 1351.905463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.905525][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.905550][ T32] r4:00000001 [ 1351.905630][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.905712][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.905749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.905784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.905815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.905848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.905898][ T32] r4:8462f100 [ 1351.905964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.906069][ T32] INFO: task kworker/0:563:5864 blocked for more than 478 seconds. [ 1351.906140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.906175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.906231][ T32] task:kworker/0:563 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.906408][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.906490][ T32] Call trace: [ 1351.906622][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.906683][ T32] r10:8291a684 r9:ec7e9d84 r8:00000002 r7:60000113 r6:ec7e9d8c r5:856c0000 ** 4 printk messages dropped ** [ 1351.906892][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.907109][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1351.907421][ T32] r9:83018005 r8:856c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1351.907734][ T32] r5:857a8b8c r4:857a8800 [ 1351.907771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.907904][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.908102][ T32] r10:00000000 r9:854b5b00 r8:80287e08 r7:ec7e5e60 r6:854f2480 r5:856c0000 ** 5 printk messages dropped ** [ 1351.908451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.909303][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.909626][ T32] Exception stack(0xe0029d28 to 0xe0029d70) ** 2 printk messages dropped ** [ 1351.909806][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1351.910201][ T32] r4:e0029dc0 ** 2 printk messages dropped ** [ 1351.910303][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.910468][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.911159][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.911416][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.911646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.912068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.912110][ T32] task:kworker/0:564 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.912206][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.912313][ T32] Call trace: [ 1351.912390][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.938758][ T32] r10:8291a684 r9:ec7f5d84 r8:00000002 r7:60000013 r6:ec7f5d8c r5:856c0c00 [ 1351.938906][ T32] r4:856c0c00 [ 1351.938953][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.939066][ T32] r5:856c0c00 r4:8291a680 [ 1351.939133][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.939190][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.939241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [ 1351.939265][ T32] r4:00000000 [ 1351.939303][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.939374][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.939420][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.939497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4a40 [ 1351.939534][ T32] r4:00000000 [ 1351.939574][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.939656][ T32] r9:83018005 r8:856c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1351.939711][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.939775][ T32] r5:00001000 r4:ebbb3000 [ 1351.939798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.939877][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.939955][ T32] r5:857a938c r4:857a9000 [ 1351.939983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.940039][ T32] r7:dddced80 r6:83018000 r5:857a938c r4:854b5980 [ 1351.940106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.940173][ T32] r10:61c88647 r9:856c0c00 r8:854b59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.940199][ T32] r4:854b5980 [ 1351.940221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.940273][ T32] r10:00000000 r9:854b5980 r8:80287e08 r7:ec7e5e60 r6:854f2500 r5:856c0c00 [ 1351.940326][ T32] r4:00000001 [ 1351.940376][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.940475][ T32] Exception stack(0xec7f5fb0 to 0xec7f5ff8) [ 1351.940524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.940661][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.940712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.940804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.940982][ T32] r4:854f4840 [ 1351.941649][ T32] INFO: task kworker/0:564:5867 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.941773][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.941903][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.942002][ T32] Call trace: [ 1351.942080][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.942185][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.942288][ T32] r4:00000000 [ 1351.942344][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.942569][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.962033][ T32] 9d20: cba8f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.962111][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.962180][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.962227][ T32] r5:800d0113 r4:80239bb0 [ 1351.962283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.962385][ T32] r4:82ac21e4 [ 1351.962460][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.963056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.963124][ T32] r4:e0029dc0 [ 1351.963158][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.963246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.963312][ T32] r4:00000000 [ 1351.963373][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.963469][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.963538][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.963620][ T32] r5:00001000 r4:dfe13000 [ 1351.963671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.963750][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.963989][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 4 printk messages dropped ** [ 1351.964371][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 5 printk messages dropped ** [ 1351.964847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.965086][ T32] INFO: task kworker/0:565:5869 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1351.965479][ T32] Call trace: ** 2 printk messages dropped ** [ 1351.965669][ T32] r4:856c3000 ** 3 printk messages dropped ** [ 1351.965875][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.966130][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1351.966408][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.966625][ T32] r5:857ab38c r4:857ab000 ** 1 printk messages dropped ** [ 1351.966740][ T32] r7:dddced80 r6:83018000 r5:857ab38c r4:854b5b80 ** 1 printk messages dropped ** [ 1351.966857][ T32] r10:61c88647 r9:856c3000 r8:854b5bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.967213][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.967417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.967644][ T32] r4:854f4980 [ 1351.968175][ T32] INFO: task kworker/0:565:5869 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1351.968276][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.968356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.968407][ T32] Call trace: [ 1351.968497][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1351.968568][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1351.968614][ T32] r4:00000000 [ 1351.968690][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.968741][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1351.968776][ T32] 9d20: cba8f000 ed729000 00000001 80239b98 7f565000 00000001 [ 1351.968808][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1351.968835][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1351.968861][ T32] r5:800d0113 r4:80239bb0 [ 1351.968910][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.968964][ T32] r4:82ac21e4 [ 1351.969010][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.969064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1351.969119][ T32] r4:e0029dc0 [ 1351.969175][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.969267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1351.969329][ T32] r4:00000000 [ 1351.969385][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.969499][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.969559][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.969612][ T32] r5:00001000 r4:dfe13000 [ 1351.969637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.969681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.969763][ T32] r5:84aebb8c r4:84aeb800 [ 1351.969798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.969863][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1351.969885][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.969936][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.969962][ T32] r4:849a8000 [ 1351.969982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.970033][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1351.970057][ T32] r4:00000001 [ 1351.970077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.970153][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1351.970197][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.970243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.970276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.970320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.970373][ T32] r4:8462f100 [ 1351.970400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.970426][ T32] INFO: task kworker/0:566:5870 blocked for more than 478 seconds. [ 1351.970456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.970481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.970502][ T32] task:kworker/0:566 state:D stack:0 pid:5870 tgid:5870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.970619][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.970746][ T32] Call trace: [ 1351.970811][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.970921][ T32] r10:8291a684 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:856c1800 [ 1351.970963][ T32] r4:856c1800 [ 1351.971013][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.971066][ T32] r5:856c1800 r4:8291a680 [ 1351.971113][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.971160][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.971233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 [ 1351.971262][ T32] r4:00000000 [ 1351.971363][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1351.971434][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1351.971485][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1351.971540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4b80 [ 1351.971567][ T32] r4:00000000 [ 1351.971588][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1351.971636][ T32] r9:83018005 r8:856c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1351.971660][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.971706][ T32] r5:00001000 r4:ebc15000 [ 1351.971726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.971772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.971846][ T32] r5:857a978c r4:857a9400 [ 1351.971904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.971964][ T32] r7:dddced80 r6:83018000 r5:857a978c r4:854b5c80 [ 1351.972012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.972072][ T32] r10:61c88647 r9:856c1800 r8:854b5cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.972098][ T32] r4:854b5c80 [ 1351.972124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.972184][ T32] r10:00000000 r9:854b5c80 r8:80287e08 r7:ec7fde60 r6:854f2600 r5:856c1800 [ 1351.972212][ T32] r4:00000001 [ 1351.972277][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.972362][ T32] Exception stack(0xec801fb0 to 0xec801ff8) [ 1351.972396][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.972427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.972458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.995362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.995543][ T32] r4:854f4980 [ 1351.996100][ T32] INFO: task kworker/0:566:5870 is blocked on a mutex likely owned by task kworker/0:86:3596. ** 10 printk messages dropped ** [ 1351.996936][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 14 printk messages dropped ** [ 1351.997902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1351.998522][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1351.998940][ T32] INFO: task kworker/0:567:5872 blocked for more than 478 seconds. [ 1351.999113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.999150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.999190][ T32] task:kworker/0:567 state:D stack:0 pid:5872 tgid:5872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.999322][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.999438][ T32] Call trace: [ 1351.999526][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1351.999596][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:856c2400 [ 1351.999644][ T32] r4:856c2400 [ 1351.999692][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1351.999760][ T32] r5:856c2400 r4:8291a680 [ 1351.999805][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.999883][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.999936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1352.000014][ T32] r4:00000000 [ 1352.000038][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.000101][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.000144][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.000219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4d00 [ 1352.000332][ T32] r4:00000000 [ 1352.000383][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.000451][ T32] r9:83018005 r8:856c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1352.000503][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.000566][ T32] r5:00001000 r4:ebc27000 [ 1352.000588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.000673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.000742][ T32] r5:857a9b8c r4:857a9800 [ 1352.000780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.000835][ T32] r7:dddced80 r6:83018000 r5:857a9b8c r4:854b5d00 [ 1352.000858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.000917][ T32] r10:61c88647 r9:856c2400 r8:854b5d2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1352.001257][ T32] Exception stack(0xec809fb0 to 0xec809ff8) ** 2 printk messages dropped ** [ 1352.001473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.001631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.001710][ T32] r4:854f4ac0 [ 1352.002301][ T32] INFO: task kworker/0:567:5872 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.002521][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.023683][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.023834][ T32] Call trace: [ 1352.023892][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.023963][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.023990][ T32] r4:00000000 [ 1352.024017][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.024115][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.024191][ T32] 9d20: cbf21000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.024272][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.024333][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.024387][ T32] r5:800d0113 r4:80239bb0 [ 1352.024440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.024546][ T32] r4:82ac21e4 [ 1352.024591][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1352.025245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.026104][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 9 printk messages dropped ** [ 1352.026599][ T32] task:kworker/0:568 state:D stack:0 pid:5874 tgid:5874 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.027286][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.027791][ T32] r5:857a9f8c r4:857a9c00 ** 1 printk messages dropped ** [ 1352.027922][ T32] r7:dddced80 r6:83018000 r5:857a9f8c r4:854b5c00 ** 5 printk messages dropped ** [ 1352.028250][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.028574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1352.029481][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1352.030077][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1352.030257][ T32] r4:e0029dc0 ** 9 printk messages dropped ** [ 1352.030801][ T32] r5:84aebb8c r4:84aeb800 ** 7 printk messages dropped ** [ 1352.031232][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.031473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1352.031631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.031658][ T32] INFO: task kworker/0:569:5876 blocked for more than 478 seconds. [ 1352.031696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.031723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.031745][ T32] task:kworker/0:569 state:D stack:0 pid:5876 tgid:5876 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.031848][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.031953][ T32] Call trace: [ 1352.032041][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.032123][ T32] r10:8291a684 r9:ec819d84 r8:00000002 r7:60000113 r6:ec819d8c r5:856c4800 [ 1352.032154][ T32] r4:856c4800 [ 1352.032200][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.032277][ T32] r5:856c4800 r4:8291a680 [ 1352.032331][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.032386][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.032434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 [ 1352.032458][ T32] r4:00000000 [ 1352.062896][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.063125][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.063261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.063328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f4f40 [ 1352.063359][ T32] r4:00000000 [ 1352.063398][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.063498][ T32] r9:83018005 r8:856c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1352.063540][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.063604][ T32] r5:00001000 r4:ebc69000 [ 1352.063643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.063701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.063795][ T32] r5:857aa38c r4:857aa000 [ 1352.063865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.063933][ T32] r7:dddced80 r6:83018000 r5:857aa38c r4:854b5d80 [ 1352.063960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.064022][ T32] r10:61c88647 r9:856c4800 r8:854b5dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.064050][ T32] r4:854b5d80 [ 1352.064090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.064158][ T32] r10:00000000 r9:854b5d80 r8:80287e08 r7:ec7fde60 r6:854f2780 r5:856c4800 [ 1352.064221][ T32] r4:00000001 [ 1352.064280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.064333][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1352.064377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.064410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.065153][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1352.065837][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.066324][ T32] r5:84aebb8c r4:84aeb800 ** 3 printk messages dropped ** [ 1352.066506][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.066629][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.066655][ T32] r4:00000001 [ 1352.066688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.066762][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.066794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.066827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.066873][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.066908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.066932][ T32] r4:8462f100 [ 1352.066954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.067018][ T32] INFO: task kworker/0:570:5878 blocked for more than 478 seconds. [ 1352.067062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.067105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.067131][ T32] task:kworker/0:570 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.067181][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067224][ T32] Call trace: [ 1352.067253][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.067343][ T32] r10:8291a684 r9:ec821d84 r8:00000002 r7:60000013 r6:ec821d8c r5:856c5400 [ 1352.067402][ T32] r4:856c5400 [ 1352.067460][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.067512][ T32] r5:856c5400 r4:8291a680 [ 1352.067539][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.067582][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.067631][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1352.067655][ T32] r4:00000000 [ 1352.067676][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1352.068045][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.068199][ T32] r5:857aa78c r4:857aa400 ** 3 printk messages dropped ** [ 1352.068496][ T32] r10:61c88647 r9:856c5400 r8:854b5eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1352.069400][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.069936][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1352.070307][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1352.070834][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 14 printk messages dropped ** [ 1352.071451][ T32] Call trace: ** 7 printk messages dropped ** [ 1352.071814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 ** 12 printk messages dropped ** [ 1352.095564][ T32] r5:857aab8c r4:857aa800 [ 1352.095712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.095814][ T32] r7:dddced80 r6:83018000 r5:857aab8c r4:854b5f00 [ 1352.095862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.095929][ T32] r10:61c88647 r9:856c6000 r8:854b5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.095981][ T32] r4:854b5f00 [ 1352.096005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.096094][ T32] r10:00000000 r9:854b5f00 r8:80287e08 r7:ec7fde60 r6:854f2880 r5:856c6000 [ 1352.096122][ T32] r4:00000001 [ 1352.096144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.096188][ T32] Exception stack(0xec829fb0 to 0xec829ff8) [ 1352.096224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.096256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.096307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.096377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.096404][ T32] r4:8567d280 [ 1352.096962][ T32] INFO: task kworker/0:571:5880 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.097034][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.097185][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.097275][ T32] Call trace: [ 1352.097379][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1352.097790][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 8 printk messages dropped ** [ 1352.098252][ T32] r4:00000000 [ 1352.098369][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.098432][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.098490][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.098572][ T32] r5:00001000 r4:dfe13000 [ 1352.098597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.098641][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.098714][ T32] r5:84aebb8c r4:84aeb800 [ 1352.098749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.098807][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.098829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.098909][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.098939][ T32] r4:849a8000 [ 1352.098960][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.099044][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.099103][ T32] r4:00000001 [ 1352.099158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.099226][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.099261][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.099292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.099343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.099406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1352.099693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1352.100503][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1352.100979][ T32] r5:857aaf8c r4:857aac00 ** 1 printk messages dropped ** [ 1352.101054][ T32] r7:dddced80 r6:83018000 r5:857aaf8c r4:8567e000 ** 10 printk messages dropped ** [ 1352.101635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1352.114094][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1352.114687][ T32] r4:e0029dc0 [ 1352.114730][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.114832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.114886][ T32] r4:00000000 [ 1352.114931][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.115038][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.115127][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.115232][ T32] r5:00001000 r4:dfe13000 [ 1352.115274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.115355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.115446][ T32] r5:84aebb8c r4:84aeb800 [ 1352.115495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.115669][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.115723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.115825][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.115871][ T32] r4:849a8000 [ 1352.115914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.116013][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.116063][ T32] r4:00000001 [ 1352.116110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.116192][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.116250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.116321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.116381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.117806][ T32] r10:8291a684 r9:ec839d84 r8:00000002 r7:60000013 r6:ec839d8c r5:85711800 ** 14 printk messages dropped ** [ 1352.118921][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.119475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1352.122249][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.157212][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1352.157710][ T32] r5:00001000 r4:dfe13000 ** 10 printk messages dropped ** [ 1352.158285][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.158574][ T32] r4:8462f100 ** 6 printk messages dropped ** [ 1352.158930][ T32] Call trace: ** 8 printk messages dropped ** [ 1352.159326][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.159641][ T32] r9:83018005 r8:85712400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 9 printk messages dropped ** [ 1352.160090][ T32] r4:8567e200 ** 7 printk messages dropped ** [ 1352.160487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.161796][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.161824][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.161849][ T32] r5:800d0113 r4:80239bb0 [ 1352.161886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.161962][ T32] r4:82ac21e4 [ 1352.161987][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.162035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.162058][ T32] r4:e0029dc0 [ 1352.162078][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.162128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.162152][ T32] r4:00000000 [ 1352.162173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.162224][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.162246][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.162396][ T32] r5:00001000 r4:dfe13000 [ 1352.162448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.162627][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.175436][ T32] r5:84aebb8c r4:84aeb800 [ 1352.175484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.175578][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.175611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.175669][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.175723][ T32] r4:849a8000 [ 1352.175750][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.175807][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.175858][ T32] r4:00000001 [ 1352.175883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.175927][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.175986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.176053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.176174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.176212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.176294][ T32] r4:8462f100 [ 1352.176324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.176358][ T32] INFO: task kworker/0:575:5888 blocked for more than 478 seconds. [ 1352.176396][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.176450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.176486][ T32] task:kworker/0:575 state:D stack:0 pid:5888 tgid:5888 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.176564][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.176655][ T32] Call trace: [ 1352.176714][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.176776][ T32] r10:8291a684 r9:ec841d84 r8:00000002 r7:60000113 r6:ec841d8c r5:85713000 [ 1352.176802][ T32] r4:85713000 [ 1352.176824][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.176872][ T32] r5:85713000 r4:8291a680 ** 1 printk messages dropped ** [ 1352.176934][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1352.177252][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.177764][ T32] r5:8582878c r4:85828400 [ 1352.177793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.177902][ T32] r7:dddced80 r6:83018000 r5:8582878c r4:8567e100 ** 2 printk messages dropped ** [ 1352.178021][ T32] r4:8567e100 ** 5 printk messages dropped ** [ 1352.178297][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.179421][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1352.180305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.180788][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.181288][ T32] r4:849a8000 ** 4 printk messages dropped ** [ 1352.181490][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 6 printk messages dropped ** [ 1352.181728][ T32] INFO: task kworker/0:576:5890 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1352.182364][ T32] r5:85713c00 r4:8291a680 ** 3 printk messages dropped ** [ 1352.205803][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.206137][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.206481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.206660][ T32] r7:dddced80 r6:83018000 r5:8582838c r4:8567e280 ** 4 printk messages dropped ** [ 1352.206949][ T32] r10:00000000 r9:8567e280 r8:80287e08 r7:ec841e60 r6:854f2b00 r5:85713c00 ** 9 printk messages dropped ** [ 1352.208341][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.209221][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 5 printk messages dropped ** [ 1352.209680][ T32] r4:e0029dc0 ** 5 printk messages dropped ** [ 1352.210041][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1352.210292][ T32] r5:84aebb8c r4:84aeb800 [ 1352.210355][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.210461][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.210505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.210649][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.210705][ T32] r4:849a8000 [ 1352.210773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.210849][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.210922][ T32] r4:00000001 [ 1352.210974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.211020][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.211077][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.211154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.211240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.211322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.211376][ T32] r4:8462f100 [ 1352.211424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.211521][ T32] INFO: task kworker/1:798:5894 blocked for more than 478 seconds. [ 1352.211576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.211605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.211660][ T32] task:kworker/1:798 state:D stack:0 pid:5894 tgid:5894 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.211774][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.211982][ T32] Call trace: [ 1352.212056][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.212142][ T32] r10:8291a684 r9:ec7d1d84 r8:00000002 r7:60000113 r6:ec7d1d8c r5:85714800 [ 1352.212225][ T32] r4:85714800 [ 1352.212273][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.212331][ T32] r5:85714800 r4:8291a680 [ 1352.212390][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.212569][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.228150][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d1e08 [ 1352.228194][ T32] r4:00000000 [ 1352.228246][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.228351][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.228430][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.228533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b61c0 [ 1352.228572][ T32] r4:00000000 [ 1352.228597][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.228704][ T32] r9:83018205 r8:85714800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1352.228748][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.228831][ T32] r5:00001000 r4:ec5d7000 [ 1352.228884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.228973][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.229033][ T32] r5:8570038c r4:85700000 [ 1352.229056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.229108][ T32] r7:ddde2d80 r6:83018200 r5:8570038c r4:854f2b80 [ 1352.229145][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.229279][ T32] r10:61c88647 r9:85714800 r8:854f2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.229348][ T32] r4:854f2b80 [ 1352.229398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.229503][ T32] r10:00000000 r9:854f2b80 r8:80287e08 r7:ec7cde60 r6:854f2d00 r5:85714800 [ 1352.229566][ T32] r4:00000001 [ 1352.229624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.229676][ T32] Exception stack(0xec7d1fb0 to 0xec7d1ff8) [ 1352.229738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.229779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.229836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.229884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.229910][ T32] r4:857b6180 [ 1352.230389][ T32] INFO: task kworker/1:798:5894 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.230446][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.230569][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.230642][ T32] Call trace: [ 1352.230683][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.230772][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.230805][ T32] r4:00000000 [ 1352.230829][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.230875][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.230907][ T32] 9d20: cd3ae000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.230938][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.230965][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.230990][ T32] r5:800d0113 r4:80239bb0 [ 1352.231041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.231096][ T32] r4:82ac21e4 [ 1352.231117][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.231178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.231207][ T32] r4:e0029dc0 [ 1352.231233][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.231283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.231308][ T32] r4:00000000 [ 1352.231328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.231382][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.231405][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.231451][ T32] r5:00001000 r4:dfe13000 [ 1352.231486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.231538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.231586][ T32] r5:84aebb8c r4:84aeb800 [ 1352.231609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.231686][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.231713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.231778][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.231805][ T32] r4:849a8000 [ 1352.231825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.231884][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.231923][ T32] r4:00000001 [ 1352.231946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.231989][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.232044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.232079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.232124][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.232186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.232224][ T32] r4:8462f100 [ 1352.232314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.232371][ T32] INFO: task kworker/0:577:5896 blocked for more than 478 seconds. [ 1352.232435][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.232529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.246204][ T32] task:kworker/0:577 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.246295][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.246364][ T32] Call trace: [ 1352.246450][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.246539][ T32] r10:8291a684 r9:ec84dd84 r8:00000002 r7:60000113 r6:ec84dd8c r5:85716000 [ 1352.246629][ T32] r4:85716000 [ 1352.246682][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.246737][ T32] r5:85716000 r4:8291a680 [ 1352.246787][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.246934][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.246987][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec84de08 [ 1352.247039][ T32] r4:00000000 [ 1352.247068][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.247156][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.247212][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.247261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567dd40 [ 1352.247286][ T32] r4:00000000 [ 1352.247424][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.247483][ T32] r9:83018005 r8:85716000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1352.247508][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.247560][ T32] r5:00001000 r4:ec605000 [ 1352.247584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.247657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.247758][ T32] r5:85828f8c r4:85828c00 [ 1352.247786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.247883][ T32] r7:dddced80 r6:83018000 r5:85828f8c r4:8567e300 [ 1352.247965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.248023][ T32] r10:61c88647 r9:85716000 r8:8567e32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.248049][ T32] r4:8567e300 [ 1352.248109][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.248165][ T32] r10:00000000 r9:8567e300 r8:80287e08 r7:ec841e60 r6:854f2c00 r5:85716000 [ 1352.248189][ T32] r4:00000001 [ 1352.248239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.248312][ T32] Exception stack(0xec84dfb0 to 0xec84dff8) [ 1352.248350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.248383][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.248449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.248547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.248576][ T32] r4:8567db40 [ 1352.249161][ T32] INFO: task kworker/0:577:5896 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.249263][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.249408][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.249485][ T32] Call trace: [ 1352.249585][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.249662][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.249743][ T32] r4:00000000 [ 1352.249779][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.249829][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.249861][ T32] 9d20: cd762000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.249908][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.249939][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.249995][ T32] r5:800d0113 r4:80239bb0 [ 1352.250048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.250196][ T32] r4:82ac21e4 [ 1352.250233][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.250285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.250336][ T32] r4:e0029dc0 [ 1352.250416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.250481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.250530][ T32] r4:00000000 [ 1352.250595][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.250652][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.250676][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.250725][ T32] r5:00001000 r4:dfe13000 [ 1352.250747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.250793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.250840][ T32] r5:84aebb8c r4:84aeb800 [ 1352.250929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.251014][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.251041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.251119][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.251175][ T32] r4:849a8000 [ 1352.251224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.251333][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.251386][ T32] r4:00000001 [ 1352.251444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.251534][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.251626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.251698][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.251763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.251836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.251904][ T32] r4:8462f100 [ 1352.251972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.252038][ T32] INFO: task kworker/0:578:5897 blocked for more than 478 seconds. [ 1352.252112][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.252170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.252218][ T32] task:kworker/0:578 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.252284][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.252349][ T32] Call trace: [ 1352.252418][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.252681][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000113 r6:ec851d8c r5:85716c00 [ 1352.277574][ T32] r4:85716c00 [ 1352.277691][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.277860][ T32] r5:85716c00 r4:8291a680 [ 1352.277930][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.278025][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.278163][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1352.278269][ T32] r4:00000000 [ 1352.278319][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.278395][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.278497][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.278618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567dcc0 [ 1352.278672][ T32] r4:00000000 [ 1352.278731][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.278839][ T32] r9:83018005 r8:85716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1352.278886][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.278988][ T32] r5:00001000 r4:ec5fb000 [ 1352.279031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.279128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.279241][ T32] r5:85828b8c r4:85828800 [ 1352.279287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.279398][ T32] r7:dddced80 r6:83018000 r5:85828b8c r4:8567e180 [ 1352.279460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.279571][ T32] r10:61c88647 r9:85716c00 r8:8567e1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.279629][ T32] r4:8567e180 [ 1352.279672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.279771][ T32] r10:00000000 r9:8567e180 r8:80287e08 r7:ec84de60 r6:854f2c80 r5:85716c00 [ 1352.279819][ T32] r4:00000001 [ 1352.279870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.279961][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1352.280032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.280094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.280166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.280242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.280300][ T32] r4:8567db40 [ 1352.281062][ T32] INFO: task kworker/0:578:5897 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.281145][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.281350][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.281415][ T32] Call trace: [ 1352.281521][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.281620][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.281681][ T32] r4:00000000 [ 1352.281749][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.281857][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.281925][ T32] 9d20: cda44000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.281994][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.282053][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.282105][ T32] r5:800d0113 r4:80239bb0 [ 1352.282148][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.282263][ T32] r4:82ac21e4 [ 1352.282312][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.282404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.282475][ T32] r4:e0029dc0 [ 1352.291649][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.291850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.291880][ T32] r4:00000000 [ 1352.291904][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.291962][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.291986][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.292051][ T32] r5:00001000 r4:dfe13000 [ 1352.292090][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.292139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.292189][ T32] r5:84aebb8c r4:84aeb800 [ 1352.292237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.292296][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.292319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.292373][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.292423][ T32] r4:849a8000 [ 1352.292485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.292917][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.292958][ T32] r4:00000001 [ 1352.292982][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.293063][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) ** 1 printk messages dropped ** [ 1352.293137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.293211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.293257][ T32] r4:8462f100 [ 1352.293302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.293355][ T32] INFO: task kworker/0:579:5900 blocked for more than 478 seconds. [ 1352.293446][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.293508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.293544][ T32] task:kworker/0:579 state:D stack:0 pid:5900 tgid:5900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.293651][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.293745][ T32] Call trace: [ 1352.293794][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.293898][ T32] r10:8291a684 r9:ec849d84 r8:00000002 r7:60000013 r6:ec849d8c r5:85041800 [ 1352.293982][ T32] r4:85041800 [ 1352.294008][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.294066][ T32] r5:85041800 r4:8291a680 [ 1352.294117][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.294209][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.294305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 [ 1352.294357][ T32] r4:00000000 [ 1352.294403][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.294479][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.294575][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.294687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5000 [ 1352.294773][ T32] r4:00000000 [ 1352.294823][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.294945][ T32] r9:83018005 r8:85041800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1352.295023][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.295139][ T32] r5:00001000 r4:ec63b000 [ 1352.295217][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.295267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.295333][ T32] r5:85829b8c r4:85829800 [ 1352.295368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.295448][ T32] r7:dddced80 r6:83018000 r5:85829b8c r4:8567e380 [ 1352.295475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.295561][ T32] r10:61c88647 r9:85041800 r8:8567e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.295590][ T32] r4:8567e380 [ 1352.295651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.295764][ T32] r10:00000000 r9:8567e380 r8:80287e08 r7:ec84de60 r6:8567e480 r5:85041800 [ 1352.295801][ T32] r4:00000001 [ 1352.295848][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.295894][ T32] Exception stack(0xec849fb0 to 0xec849ff8) [ 1352.295925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.295956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.296018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.296082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.296129][ T32] r4:8567dd80 [ 1352.296868][ T32] INFO: task kworker/0:579:5900 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.296947][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.297078][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.297170][ T32] Call trace: [ 1352.297259][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.297367][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.297422][ T32] r4:00000000 [ 1352.297461][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.297512][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.297552][ T32] 9d20: cda44000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.297602][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.297650][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.297680][ T32] r5:800d0113 r4:80239bb0 [ 1352.297704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.297808][ T32] r4:82ac21e4 [ 1352.297864][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.297940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.297996][ T32] r4:e0029dc0 [ 1352.298020][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.298071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.298097][ T32] r4:00000000 [ 1352.298118][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.298169][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.298194][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.298273][ T32] r5:00001000 r4:dfe13000 [ 1352.298299][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.298375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.298462][ T32] r5:84aebb8c r4:84aeb800 [ 1352.298491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.298626][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.298682][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.298769][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.298825][ T32] r4:849a8000 [ 1352.298869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.298971][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.299058][ T32] r4:00000001 [ 1352.299168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.299226][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.299283][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.299319][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.299377][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.299421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.299457][ T32] r4:8462f100 [ 1352.299561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.299606][ T32] INFO: task kworker/1:799:5901 blocked for more than 478 seconds. [ 1352.299662][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.299703][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.299726][ T32] task:kworker/1:799 state:D stack:0 pid:5901 tgid:5901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.299816][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.299876][ T32] Call trace: [ 1352.299981][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.300094][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:85710000 [ 1352.300141][ T32] r4:85710000 [ 1352.300194][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.300248][ T32] r5:85710000 r4:8291a680 [ 1352.300299][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.300405][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.300497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1352.300569][ T32] r4:00000000 [ 1352.300597][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.300710][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.300784][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.300890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6e80 [ 1352.300948][ T32] r4:00000000 [ 1352.301004][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.301111][ T32] r9:83018205 r8:85710000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1352.301183][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.301283][ T32] r5:00001000 r4:eba31000 [ 1352.301332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.301429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.301557][ T32] r5:85700b8c r4:85700800 [ 1352.301618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.301697][ T32] r7:ddde2d80 r6:83018200 r5:85700b8c r4:854f2d80 [ 1352.301749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.301841][ T32] r10:61c88647 r9:85710000 r8:854f2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.301887][ T32] r4:854f2d80 [ 1352.301910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.301961][ T32] r10:00000000 r9:854f2d80 r8:80287e08 r7:ec7cde60 r6:854f2e00 r5:85710000 [ 1352.301985][ T32] r4:00000001 [ 1352.302006][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.302070][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1352.302106][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.302165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.302206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.302268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.302322][ T32] r4:857b6500 [ 1352.333783][ T32] INFO: task kworker/1:799:5901 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.334113][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.334359][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.334729][ T32] Call trace: [ 1352.334866][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.335006][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.335074][ T32] r4:00000000 [ 1352.335130][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.335230][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.335302][ T32] 9d20: cde85000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.335376][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.335461][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.335544][ T32] r5:800d0113 r4:80239bb0 [ 1352.335601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.335724][ T32] r4:82ac21e4 [ 1352.335792][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.335911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.335989][ T32] r4:e0029dc0 [ 1352.336043][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.336209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.336275][ T32] r4:00000000 [ 1352.336345][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.336482][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.336545][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.336664][ T32] r5:00001000 r4:dfe13000 [ 1352.336715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.336847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.336972][ T32] r5:84aebb8c r4:84aeb800 [ 1352.337028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.337157][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.337214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.337321][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.337376][ T32] r4:849a8000 [ 1352.337444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.337571][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.337646][ T32] r4:00000001 [ 1352.337694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.337789][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.337875][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.337956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.338024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.338121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.338181][ T32] r4:8462f100 [ 1352.338240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.338373][ T32] INFO: task kworker/0:580:5902 blocked for more than 478 seconds. [ 1352.338485][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.338556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.338628][ T32] task:kworker/0:580 state:D stack:0 pid:5902 tgid:5902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.338785][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.338993][ T32] Call trace: [ 1352.339080][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.339193][ T32] r10:8291a684 r9:ec861d84 r8:00000002 r7:60000113 r6:ec861d8c r5:8570a400 [ 1352.339254][ T32] r4:8570a400 [ 1352.339323][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.339475][ T32] r5:8570a400 r4:8291a680 [ 1352.339546][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.339670][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.339782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1352.339838][ T32] r4:00000000 [ 1352.339909][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.340000][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.340080][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.340193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854b7ec0 [ 1352.340270][ T32] r4:00000000 [ 1352.340328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.340455][ T32] r9:83018005 r8:8570a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.340526][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.340683][ T32] r5:00001000 r4:ec613000 [ 1352.340748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.340856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.340955][ T32] r5:8582938c r4:85829000 [ 1352.341000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.341105][ T32] r7:dddced80 r6:83018000 r5:8582938c r4:8567e500 [ 1352.341155][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.341267][ T32] r10:61c88647 r9:8570a400 r8:8567e52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.341344][ T32] r4:8567e500 [ 1352.341396][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.341499][ T32] r10:00000000 r9:8567e500 r8:80287e08 r7:ec849e60 r6:854f2e80 r5:8570a400 [ 1352.341554][ T32] r4:00000001 [ 1352.341622][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.341726][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1352.341818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.341893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.341958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.342032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.342100][ T32] r4:8567dd80 [ 1352.363875][ T32] INFO: task kworker/0:580:5902 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.364020][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.364165][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.364308][ T32] Call trace: [ 1352.364383][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.364502][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.364557][ T32] r4:00000000 [ 1352.364635][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.364733][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.364812][ T32] 9d20: cdfb0000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.364880][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.364939][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.364993][ T32] r5:800d0113 r4:80239bb0 [ 1352.365040][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.365132][ T32] r4:82ac21e4 [ 1352.365179][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.365279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.365355][ T32] r4:e0029dc0 [ 1352.365406][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.365510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.365563][ T32] r4:00000000 [ 1352.365630][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.365741][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.365800][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.365897][ T32] r5:00001000 r4:dfe13000 [ 1352.365945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.366034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.366128][ T32] r5:84aebb8c r4:84aeb800 [ 1352.366170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.366275][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.366328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.366448][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.366503][ T32] r4:849a8000 [ 1352.366549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.366654][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.366705][ T32] r4:00000001 [ 1352.366752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.366862][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.366928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.366997][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.367079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.367170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.367242][ T32] r4:8462f100 [ 1352.367296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.367371][ T32] INFO: task kworker/0:581:5904 blocked for more than 478 seconds. [ 1352.367467][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.367548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.367600][ T32] task:kworker/0:581 state:D stack:0 pid:5904 tgid:5904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.367781][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.367882][ T32] Call trace: [ 1352.368083][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.368193][ T32] r10:8291a684 r9:ec869d84 r8:00000002 r7:60000013 r6:ec869d8c r5:85715400 [ 1352.368251][ T32] r4:85715400 [ 1352.368383][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.368500][ T32] r5:85715400 r4:8291a680 [ 1352.368564][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.368680][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.368820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1352.368881][ T32] r4:00000000 [ 1352.368925][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.369004][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.369098][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.369202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567dd80 [ 1352.369252][ T32] r4:00000000 [ 1352.369328][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.369461][ T32] r9:83018005 r8:85715400 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1352.369515][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.369614][ T32] r5:00001000 r4:ec621000 [ 1352.369665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.369808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.369909][ T32] r5:8582978c r4:85829400 [ 1352.369972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.370085][ T32] r7:dddced80 r6:83018000 r5:8582978c r4:8567e400 [ 1352.370149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.370275][ T32] r10:61c88647 r9:85715400 r8:8567e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.370351][ T32] r4:8567e400 [ 1352.370404][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.370512][ T32] r10:00000000 r9:8567e400 r8:80287e08 r7:ec849e60 r6:854f2f00 r5:85715400 [ 1352.370604][ T32] r4:00000001 [ 1352.370657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.370744][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1352.370832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.370905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.370970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.371057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.371115][ T32] r4:854b7e80 [ 1352.371630][ T32] INFO: task kworker/0:581:5904 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.371718][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.371854][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.371947][ T32] Call trace: [ 1352.372014][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.372126][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.372183][ T32] r4:00000000 [ 1352.372228][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.372314][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.372397][ T32] 9d20: cdfb0000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.394662][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.394811][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.394881][ T32] r5:800d0113 r4:80239bb0 [ 1352.394931][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.395039][ T32] r4:82ac21e4 [ 1352.395086][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.395217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.395276][ T32] r4:e0029dc0 [ 1352.395323][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.395418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.395489][ T32] r4:00000000 [ 1352.395543][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.395672][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.395743][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.395856][ T32] r5:00001000 r4:dfe13000 [ 1352.395902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.395991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.396082][ T32] r5:84aebb8c r4:84aeb800 [ 1352.396131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.396237][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.396288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.396421][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.396478][ T32] r4:849a8000 [ 1352.396532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.396657][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.396714][ T32] r4:00000001 [ 1352.396763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.396863][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.396941][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.397013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.397074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.397144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.397197][ T32] r4:8462f100 [ 1352.397245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.397304][ T32] INFO: task kworker/0:582:5906 blocked for more than 478 seconds. [ 1352.397370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.397421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.397473][ T32] task:kworker/0:582 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.397583][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.397679][ T32] Call trace: [ 1352.397763][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.397891][ T32] r10:8291a684 r9:ec7d9d84 r8:00000002 r7:60000113 r6:ec7d9d8c r5:85044800 [ 1352.397963][ T32] r4:85044800 [ 1352.398023][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.398122][ T32] r5:85044800 r4:8291a680 [ 1352.398167][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.398261][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.398361][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 [ 1352.398411][ T32] r4:00000000 [ 1352.398458][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.398542][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.398624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.398718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5500 [ 1352.398785][ T32] r4:00000000 [ 1352.398830][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.398929][ T32] r9:83018005 r8:85044800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1352.398992][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.399090][ T32] r5:00001000 r4:eb053000 [ 1352.399135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.399224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.399322][ T32] r5:8582a78c r4:8582a400 [ 1352.399371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.399491][ T32] r7:dddced80 r6:83018000 r5:8582a78c r4:8567e680 [ 1352.399562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.399704][ T32] r10:61c88647 r9:85044800 r8:8567e6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.399762][ T32] r4:8567e680 [ 1352.399812][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.399930][ T32] r10:00000000 r9:8567e680 r8:80287e08 r7:ec849e60 r6:8567e600 r5:85044800 [ 1352.399991][ T32] r4:00000001 [ 1352.400038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.400122][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1352.400180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.400286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.400358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.400441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.400497][ T32] r4:857b5100 [ 1352.401084][ T32] INFO: task kworker/0:582:5906 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.401186][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.401314][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.401433][ T32] Call trace: [ 1352.401586][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.401728][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.401818][ T32] r4:00000000 [ 1352.401933][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.402151][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.402257][ T32] 9d20: ce123000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.402329][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.402389][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.402461][ T32] r5:800d0113 r4:80239bb0 [ 1352.434466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.434637][ T32] r4:82ac21e4 [ 1352.434708][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.434824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.434881][ T32] r4:e0029dc0 [ 1352.434931][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.435034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.435108][ T32] r4:00000000 [ 1352.435177][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.435288][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.435344][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.435529][ T32] r5:00001000 r4:dfe13000 [ 1352.435589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.435688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.435794][ T32] r5:84aebb8c r4:84aeb800 [ 1352.435842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.435952][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.436005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.436114][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.436192][ T32] r4:849a8000 [ 1352.436246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.436404][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.436492][ T32] r4:00000001 [ 1352.436549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.436658][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.436730][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.436810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.436899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.436973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.437043][ T32] r4:8462f100 [ 1352.437118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.437200][ T32] INFO: task kworker/0:583:5908 blocked for more than 478 seconds. [ 1352.437272][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.437351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.437405][ T32] task:kworker/0:583 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.437511][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.437632][ T32] Call trace: [ 1352.437716][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.437846][ T32] r10:8291a684 r9:ec859d84 r8:00000002 r7:60000113 r6:ec859d8c r5:85043000 [ 1352.437899][ T32] r4:85043000 [ 1352.437961][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.438079][ T32] r5:85043000 r4:8291a680 [ 1352.438207][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.438308][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.438578][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec859e08 [ 1352.438646][ T32] r4:00000000 [ 1352.438696][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.438785][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.438867][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.438963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5240 [ 1352.439012][ T32] r4:00000000 [ 1352.439061][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.439174][ T32] r9:83018005 r8:85043000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1352.439228][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.439319][ T32] r5:00001000 r4:dfaf1000 [ 1352.439364][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.439472][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.439586][ T32] r5:85829f8c r4:85829c00 [ 1352.439647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.439766][ T32] r7:dddced80 r6:83018000 r5:85829f8c r4:8567e700 [ 1352.439824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.439927][ T32] r10:61c88647 r9:85043000 r8:8567e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.439981][ T32] r4:8567e700 [ 1352.440029][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.440134][ T32] r10:00000000 r9:8567e700 r8:80287e08 r7:ec7d9e60 r6:8567e800 r5:85043000 [ 1352.440190][ T32] r4:00000001 [ 1352.440247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.440334][ T32] Exception stack(0xec859fb0 to 0xec859ff8) [ 1352.440394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.440480][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.440553][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.440678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.440739][ T32] r4:857b5340 [ 1352.441299][ T32] INFO: task kworker/0:583:5908 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.441383][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.441614][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.441729][ T32] Call trace: [ 1352.441831][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.441951][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.442004][ T32] r4:00000000 [ 1352.442067][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.442161][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.442226][ T32] 9d20: ce3e0000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.442309][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.442377][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.442500][ T32] r5:800d0113 r4:80239bb0 [ 1352.463188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.463314][ T32] r4:82ac21e4 [ 1352.463364][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.463461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.463526][ T32] r4:e0029dc0 [ 1352.463576][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.463736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.463812][ T32] r4:00000000 [ 1352.463861][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.463970][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.464024][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.464198][ T32] r5:00001000 r4:dfe13000 [ 1352.464270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.464362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.464457][ T32] r5:84aebb8c r4:84aeb800 [ 1352.464501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.464640][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.464702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.464817][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.464870][ T32] r4:849a8000 [ 1352.464914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.465040][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.465101][ T32] r4:00000001 [ 1352.465149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.465235][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.465302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.465369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.465433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.465497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.465547][ T32] r4:8462f100 [ 1352.465619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.465700][ T32] INFO: task kworker/0:584:5910 blocked for more than 478 seconds. [ 1352.465768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.465828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.465877][ T32] task:kworker/0:584 state:D stack:0 pid:5910 tgid:5910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.465997][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.466129][ T32] Call trace: [ 1352.466206][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.466320][ T32] r10:8291a684 r9:ec865d84 r8:00000002 r7:60000113 r6:ec865d8c r5:85045400 [ 1352.466372][ T32] r4:85045400 [ 1352.466441][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.466551][ T32] r5:85045400 r4:8291a680 [ 1352.466596][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.466696][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.466812][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec865e08 [ 1352.466864][ T32] r4:00000000 [ 1352.466928][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.467021][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.467100][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.467196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5380 [ 1352.467261][ T32] r4:00000000 [ 1352.467306][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.467408][ T32] r9:83018005 r8:85045400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1352.467459][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.467562][ T32] r5:00001000 r4:dfb1b000 [ 1352.467609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.467698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.467821][ T32] r5:8582a38c r4:8582a000 [ 1352.467873][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.467993][ T32] r7:dddced80 r6:83018000 r5:8582a38c r4:8567e580 [ 1352.468049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.468298][ T32] r10:61c88647 r9:85045400 r8:8567e5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.468365][ T32] r4:8567e580 [ 1352.468409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.468514][ T32] r10:00000000 r9:8567e580 r8:80287e08 r7:ec7d9e60 r6:8567e900 r5:85045400 [ 1352.468569][ T32] r4:00000001 [ 1352.468699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.468823][ T32] Exception stack(0xec865fb0 to 0xec865ff8) [ 1352.468903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.468971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.469036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.469108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.469161][ T32] r4:857b5480 [ 1352.469722][ T32] INFO: task kworker/0:584:5910 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.469818][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.470032][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.470125][ T32] Call trace: [ 1352.470216][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.470337][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.470389][ T32] r4:00000000 [ 1352.470431][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.470527][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.470595][ T32] 9d20: ce431000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.470696][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.470765][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.470828][ T32] r5:800d0113 r4:80239bb0 [ 1352.470872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.470962][ T32] r4:82ac21e4 [ 1352.471026][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.471133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.471186][ T32] r4:e0029dc0 [ 1352.471232][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.471344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.471402][ T32] r4:00000000 [ 1352.471449][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.471555][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.471615][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.471713][ T32] r5:00001000 r4:dfe13000 [ 1352.471759][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.471855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.471946][ T32] r5:84aebb8c r4:84aeb800 [ 1352.471991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.472099][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.472195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.472306][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.472354][ T32] r4:849a8000 [ 1352.472413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.495077][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.495153][ T32] r4:00000001 [ 1352.495207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.495327][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.495397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.495461][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.495522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.495593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.495661][ T32] r4:8462f100 [ 1352.495720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.495792][ T32] INFO: task kworker/0:585:5913 blocked for more than 478 seconds. [ 1352.495864][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.495924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.495972][ T32] task:kworker/0:585 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.496112][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.496235][ T32] Call trace: [ 1352.496328][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.496447][ T32] r10:8291a684 r9:ec6e5d84 r8:00000002 r7:60000013 r6:ec6e5d8c r5:85046000 [ 1352.496499][ T32] r4:85046000 [ 1352.496562][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.496682][ T32] r5:85046000 r4:8291a680 [ 1352.496756][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.496859][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.496958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e5e08 [ 1352.497011][ T32] r4:00000000 [ 1352.497054][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.497166][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.497261][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.497362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5640 [ 1352.497435][ T32] r4:00000000 [ 1352.497504][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.497622][ T32] r9:83018005 r8:85046000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1352.497680][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.497803][ T32] r5:00001000 r4:eb39d000 [ 1352.497857][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.497949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.498046][ T32] r5:8582ab8c r4:8582a800 [ 1352.498096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.498198][ T32] r7:dddced80 r6:83018000 r5:8582ab8c r4:8567e780 [ 1352.498249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.498357][ T32] r10:61c88647 r9:85046000 r8:8567e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.498427][ T32] r4:8567e780 [ 1352.498477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.498662][ T32] r10:00000000 r9:8567e780 r8:80287e08 r7:ec7d9e60 r6:8567e980 r5:85046000 [ 1352.498724][ T32] r4:00000001 [ 1352.498783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.498886][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) [ 1352.498966][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.499032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.499098][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.499183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.499330][ T32] r4:857b54c0 [ 1352.499956][ T32] INFO: task kworker/0:585:5913 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.500104][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.500307][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.500447][ T32] Call trace: [ 1352.500541][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.500676][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.500733][ T32] r4:00000000 [ 1352.500784][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.500878][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.500967][ T32] 9d20: ce5f3000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.501111][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.501189][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.501247][ T32] r5:800d0113 r4:80239bb0 [ 1352.501294][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.501390][ T32] r4:82ac21e4 [ 1352.501437][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.501541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.501594][ T32] r4:e0029dc0 [ 1352.501641][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.501739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.501802][ T32] r4:00000000 [ 1352.501868][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.501982][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.502095][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.502231][ T32] r5:00001000 r4:dfe13000 [ 1352.502286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.502397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.523579][ T32] r5:84aebb8c r4:84aeb800 [ 1352.523678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.523825][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.523877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.523990][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.524063][ T32] r4:849a8000 [ 1352.524134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.524247][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.524317][ T32] r4:00000001 [ 1352.524372][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.524467][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.524535][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.524637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.524729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.524829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.524887][ T32] r4:8462f100 [ 1352.524940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.524996][ T32] INFO: task kworker/0:586:5915 blocked for more than 479 seconds. [ 1352.525059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.525129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.525201][ T32] task:kworker/0:586 state:D stack:0 pid:5915 tgid:5915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.525320][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.525420][ T32] Call trace: [ 1352.525488][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.525624][ T32] r10:8291a684 r9:ec7c5d84 r8:00000002 r7:60000013 r6:ec7c5d8c r5:85046c00 [ 1352.525694][ T32] r4:85046c00 [ 1352.525744][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.525939][ T32] r5:85046c00 r4:8291a680 [ 1352.525994][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.526097][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.526198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c5e08 [ 1352.526255][ T32] r4:00000000 [ 1352.526330][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.526416][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.526505][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.526665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5c40 [ 1352.526738][ T32] r4:00000000 [ 1352.526794][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.526902][ T32] r9:83018005 r8:85046c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.526958][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.527052][ T32] r5:00001000 r4:eb991000 [ 1352.527099][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.527189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.527285][ T32] r5:8582b78c r4:8582b400 [ 1352.527331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.527433][ T32] r7:dddced80 r6:83018000 r5:8582b78c r4:8567ea00 [ 1352.527480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.527622][ T32] r10:61c88647 r9:85046c00 r8:8567ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.527681][ T32] r4:8567ea00 [ 1352.527730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.527840][ T32] r10:00000000 r9:8567ea00 r8:80287e08 r7:ec6e5e60 r6:8567eb00 r5:85046c00 [ 1352.527952][ T32] r4:00000001 [ 1352.528030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.528116][ T32] Exception stack(0xec7c5fb0 to 0xec7c5ff8) [ 1352.528178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.528263][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.528390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.528468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.528518][ T32] r4:857b5580 [ 1352.529119][ T32] INFO: task kworker/0:586:5915 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.529223][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.529396][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.529515][ T32] Call trace: [ 1352.529589][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.529715][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.529796][ T32] r4:00000000 [ 1352.529989][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.530090][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.530160][ T32] 9d20: ce729000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.530227][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.530304][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.530372][ T32] r5:800d0113 r4:80239bb0 [ 1352.530422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.530512][ T32] r4:82ac21e4 [ 1352.530558][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.530677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.530732][ T32] r4:e0029dc0 [ 1352.530783][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.530900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.530955][ T32] r4:00000000 [ 1352.530998][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.531106][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.531154][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.531272][ T32] r5:00001000 r4:dfe13000 [ 1352.531325][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.531412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.531504][ T32] r5:84aebb8c r4:84aeb800 [ 1352.531552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.531661][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.531709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.531826][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.531892][ T32] r4:849a8000 [ 1352.531952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.532075][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.532134][ T32] r4:00000001 [ 1352.532182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.532266][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.532330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.532413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.558718][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.558852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.558908][ T32] r4:8462f100 [ 1352.558958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.559022][ T32] INFO: task kworker/0:587:5917 blocked for more than 479 seconds. [ 1352.559106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.559171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.559220][ T32] task:kworker/0:587 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.559328][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.559438][ T32] Call trace: [ 1352.559506][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.559620][ T32] r10:8291a684 r9:ec86dd84 r8:00000002 r7:60000113 r6:ec86dd8c r5:85043c00 [ 1352.559690][ T32] r4:85043c00 [ 1352.559742][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.559847][ T32] r5:85043c00 r4:8291a680 [ 1352.559897][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.560014][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.560116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec86de08 [ 1352.560171][ T32] r4:00000000 [ 1352.560239][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.560329][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.560416][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.560516][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b57c0 [ 1352.560643][ T32] r4:00000000 [ 1352.560702][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.560841][ T32] r9:83018005 r8:85043c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1352.560926][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.561047][ T32] r5:00001000 r4:eb64f000 [ 1352.561102][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.561206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.561312][ T32] r5:8582af8c r4:8582ac00 [ 1352.561362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.561464][ T32] r7:dddced80 r6:83018000 r5:8582af8c r4:8567e880 [ 1352.561531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.561647][ T32] r10:61c88647 r9:85043c00 r8:8567e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.561700][ T32] r4:8567e880 [ 1352.561781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.561893][ T32] r10:00000000 r9:8567e880 r8:80287e08 r7:ec7c5e60 r6:8567ea80 r5:85043c00 [ 1352.561942][ T32] r4:00000001 [ 1352.561984][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.562123][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1352.562196][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.562285][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.562355][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.562434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.583018][ T32] r4:857b5780 [ 1352.583776][ T32] INFO: task kworker/0:587:5917 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.583869][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.584061][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.584181][ T32] Call trace: [ 1352.584252][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.584410][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.584483][ T32] r4:00000000 [ 1352.584562][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.584709][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.584802][ T32] 9d20: ce9ba000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.584879][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.584942][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.584998][ T32] r5:800d0113 r4:80239bb0 [ 1352.585049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.585149][ T32] r4:82ac21e4 [ 1352.585197][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.585292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.585344][ T32] r4:e0029dc0 [ 1352.585395][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.585496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.585554][ T32] r4:00000000 [ 1352.585597][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.585703][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.585753][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.585878][ T32] r5:00001000 r4:dfe13000 [ 1352.585971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.586068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.586181][ T32] r5:84aebb8c r4:84aeb800 [ 1352.586233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.586353][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.586408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.586520][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.586578][ T32] r4:849a8000 [ 1352.586625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.586732][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.586808][ T32] r4:00000001 [ 1352.586879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.586971][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.587057][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.587130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.587193][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.587262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.587321][ T32] r4:8462f100 [ 1352.587367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.587448][ T32] INFO: task kworker/0:588:5918 blocked for more than 479 seconds. [ 1352.587568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.587636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.587690][ T32] task:kworker/0:588 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.587812][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.587902][ T32] Call trace: [ 1352.587972][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.588099][ T32] r10:8291a684 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:85042400 [ 1352.588160][ T32] r4:85042400 [ 1352.588227][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.588331][ T32] r5:85042400 r4:8291a680 [ 1352.588379][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.588465][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.588585][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1352.588661][ T32] r4:00000000 [ 1352.588709][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.588812][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.588893][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.588986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5a00 [ 1352.589043][ T32] r4:00000000 [ 1352.589085][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.589190][ T32] r9:83018005 r8:85042400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1352.589244][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.589362][ T32] r5:00001000 r4:eb8a7000 [ 1352.589411][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.589514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.589633][ T32] r5:8582b38c r4:8582b000 [ 1352.589687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.589796][ T32] r7:dddced80 r6:83018000 r5:8582b38c r4:8567eb80 [ 1352.589844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.589967][ T32] r10:61c88647 r9:85042400 r8:8567ebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.590044][ T32] r4:8567eb80 [ 1352.590096][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.590201][ T32] r10:00000000 r9:8567eb80 r8:80287e08 r7:ec7c5e60 r6:8567ec00 r5:85042400 [ 1352.590256][ T32] r4:00000001 [ 1352.590324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.590411][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1352.590470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.590570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.590780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.590881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.590941][ T32] r4:857b5780 [ 1352.591287][ T32] INFO: task kworker/0:588:5918 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.591392][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.591626][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.591749][ T32] Call trace: [ 1352.591846][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.591995][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.592054][ T32] r4:00000000 [ 1352.592129][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.592225][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.592293][ T32] 9d20: ce9ba000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.592379][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.592444][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.614459][ T32] r5:800d0113 r4:80239bb0 [ 1352.614603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.614730][ T32] r4:82ac21e4 [ 1352.614805][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.614929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.614983][ T32] r4:e0029dc0 [ 1352.615030][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.615131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.615182][ T32] r4:00000000 [ 1352.615245][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.615361][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.615414][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.615517][ T32] r5:00001000 r4:dfe13000 [ 1352.615566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.615655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.615776][ T32] r5:84aebb8c r4:84aeb800 [ 1352.615833][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.615943][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.615995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.616120][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.616185][ T32] r4:849a8000 [ 1352.616238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.616349][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.616420][ T32] r4:00000001 [ 1352.616474][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.616565][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.616647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.616718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.616788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.616864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.616919][ T32] r4:8462f100 [ 1352.616970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.617062][ T32] INFO: task kworker/0:589:5921 blocked for more than 479 seconds. [ 1352.617138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.617197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.617262][ T32] task:kworker/0:589 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.617396][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.617540][ T32] Call trace: [ 1352.617618][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.617752][ T32] r10:8291a684 r9:ec879d84 r8:00000002 r7:60000113 r6:ec879d8c r5:85058c00 [ 1352.617834][ T32] r4:85058c00 [ 1352.617890][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.617992][ T32] r5:85058c00 r4:8291a680 [ 1352.618041][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.618130][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.618226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec879e08 [ 1352.618280][ T32] r4:00000000 [ 1352.618328][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.618413][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.618512][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.618646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b5f00 [ 1352.618703][ T32] r4:00000000 [ 1352.618784][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.618899][ T32] r9:83018005 r8:85058c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1352.618949][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.619066][ T32] r5:00001000 r4:eba5b000 [ 1352.619137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.619240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.619339][ T32] r5:8582bb8c r4:8582b800 [ 1352.619389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.619516][ T32] r7:dddced80 r6:83018000 r5:8582bb8c r4:8567ed80 [ 1352.619583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.619693][ T32] r10:61c88647 r9:85058c00 r8:8567edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.619747][ T32] r4:8567ed80 [ 1352.619800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.619921][ T32] r10:00000000 r9:8567ed80 r8:80287e08 r7:ec7c5e60 r6:8567ee00 r5:85058c00 [ 1352.619981][ T32] r4:00000001 [ 1352.620041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.620131][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1352.620198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.620288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.620355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.620430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.620496][ T32] r4:857b5d00 [ 1352.621179][ T32] INFO: task kworker/0:589:5921 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.621264][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.621448][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.621592][ T32] Call trace: [ 1352.621693][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.621827][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.621881][ T32] r4:00000000 [ 1352.621941][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.622035][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.622126][ T32] 9d20: ceb43000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.622296][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.622368][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.622507][ T32] r5:800d0113 r4:80239bb0 [ 1352.653359][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.653522][ T32] r4:82ac21e4 [ 1352.653578][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.653704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.653798][ T32] r4:e0029dc0 [ 1352.653852][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.653959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.654032][ T32] r4:00000000 [ 1352.654104][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.654217][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.654268][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.654367][ T32] r5:00001000 r4:dfe13000 [ 1352.654564][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.654678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.654785][ T32] r5:84aebb8c r4:84aeb800 [ 1352.654852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.654971][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.655019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.655122][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.655174][ T32] r4:849a8000 [ 1352.655217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.655320][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.655409][ T32] r4:00000001 [ 1352.655463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.655568][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.655640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.655725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.655812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.655897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.655963][ T32] r4:8462f100 [ 1352.656031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1352.656271][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1352.656870][ T32] r10:8291a684 r9:ec871d84 r8:00000002 r7:60000113 r6:ec871d8c r5:85718c00 ** 4 printk messages dropped ** [ 1352.657321][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1352.657632][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1352.657915][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.658297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.658513][ T32] r5:85700f8c r4:85700c00 [ 1352.658585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.658852][ T32] r10:61c88647 r9:85718c00 r8:857dc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.659098][ T32] r10:00000000 r9:857dc800 r8:80287e08 r7:ec7cde60 r6:85664f80 r5:85718c00 ** 1 printk messages dropped ** [ 1352.659274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.659365][ T32] Exception stack(0xec871fb0 to 0xec871ff8) [ 1352.659433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.659503][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.659587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.659674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.659742][ T32] r4:857b6ec0 [ 1352.660421][ T32] INFO: task kworker/1:800:5924 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.660505][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.660649][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.660776][ T32] Call trace: [ 1352.660874][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.661014][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.661076][ T32] r4:00000000 [ 1352.661123][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.661211][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.661295][ T32] 9d20: cedea000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.661383][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.661445][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.661502][ T32] r5:800d0113 r4:80239bb0 [ 1352.661571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.661668][ T32] r4:82ac21e4 [ 1352.661712][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.661818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.661888][ T32] r4:e0029dc0 [ 1352.661941][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.662044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.662117][ T32] r4:00000000 [ 1352.662173][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.662282][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.662333][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.662466][ T32] r5:00001000 r4:dfe13000 [ 1352.686180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.686373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.686483][ T32] r5:84aebb8c r4:84aeb800 [ 1352.686536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.686672][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.686731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.686849][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.686906][ T32] r4:849a8000 [ 1352.686956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.687065][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.687117][ T32] r4:00000001 [ 1352.687181][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.687274][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.687342][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.687429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.687500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.687569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.687622][ T32] r4:8462f100 [ 1352.687670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.687728][ T32] INFO: task kworker/0:590:5926 blocked for more than 479 seconds. [ 1352.687806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.687883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.687939][ T32] task:kworker/0:590 state:D stack:0 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.688067][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.688166][ T32] Call trace: [ 1352.688238][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.688452][ T32] r10:8291a684 r9:ec881d84 r8:00000002 r7:60000113 r6:ec881d8c r5:8571a400 [ 1352.688519][ T32] r4:8571a400 [ 1352.688587][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.688727][ T32] r5:8571a400 r4:8291a680 [ 1352.688789][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.688881][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.688976][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec881e08 [ 1352.689029][ T32] r4:00000000 [ 1352.689090][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.689194][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.689337][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.689444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85507040 [ 1352.689498][ T32] r4:00000000 [ 1352.689544][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.689655][ T32] r9:83018005 r8:8571a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1352.689706][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.689807][ T32] r5:00001000 r4:ebb43000 [ 1352.689871][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.689965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.690061][ T32] r5:8582bf8c r4:8582bc00 [ 1352.690106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.690208][ T32] r7:dddced80 r6:83018000 r5:8582bf8c r4:8567ef00 [ 1352.690252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.690355][ T32] r10:61c88647 r9:8571a400 r8:8567ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.690423][ T32] r4:8567ef00 [ 1352.690474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.690583][ T32] r10:00000000 r9:8567ef00 r8:80287e08 r7:ec879e60 r6:854f2f80 r5:8571a400 [ 1352.690633][ T32] r4:00000001 [ 1352.690677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.690755][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1352.690821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.690905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.691006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.691089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.691139][ T32] r4:8567d840 [ 1352.691808][ T32] INFO: task kworker/0:590:5926 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.691892][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.692042][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.692196][ T32] Call trace: [ 1352.692318][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.692433][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.713006][ T32] r4:00000000 [ 1352.713121][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.713249][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.713320][ T32] 9d20: cf12c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.713393][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.713478][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.713544][ T32] r5:800d0113 r4:80239bb0 [ 1352.713618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.713721][ T32] r4:82ac21e4 [ 1352.713777][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.713884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.713937][ T32] r4:e0029dc0 [ 1352.714000][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.714105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.714160][ T32] r4:00000000 [ 1352.714213][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.714320][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.714390][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.714521][ T32] r5:00001000 r4:dfe13000 [ 1352.714579][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.714686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.714804][ T32] r5:84aebb8c r4:84aeb800 [ 1352.714857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.714968][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.715036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.715145][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.715214][ T32] r4:849a8000 [ 1352.715266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.715375][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.715429][ T32] r4:00000001 [ 1352.715476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.715577][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.715645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.715730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.715807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.715882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.715950][ T32] r4:8462f100 [ 1352.716007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.716093][ T32] INFO: task kworker/0:591:5928 blocked for more than 479 seconds. [ 1352.716164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.716258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.716332][ T32] task:kworker/0:591 state:D stack:0 pid:5928 tgid:5928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.716511][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.716665][ T32] Call trace: [ 1352.716762][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.716881][ T32] r10:8291a684 r9:ec889d84 r8:00000002 r7:60000113 r6:ec889d8c r5:8571bc00 ** 4 printk messages dropped ** [ 1352.717281][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.717685][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.717996][ T32] r9:83018005 r8:8571bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 4 printk messages dropped ** [ 1352.718390][ T32] r5:85830b8c r4:85830800 [ 1352.718434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.718742][ T32] r4:8567ec80 ** 3 printk messages dropped ** [ 1352.719007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1352.719350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.719401][ T32] r4:8567d840 [ 1352.720080][ T32] INFO: task kworker/0:591:5928 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.720162][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.720308][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.720426][ T32] Call trace: [ 1352.720531][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.720689][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.720759][ T32] r4:00000000 [ 1352.720812][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.720921][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.720994][ T32] 9d20: cf12c000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.721059][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.721118][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.721173][ T32] r5:800d0113 r4:80239bb0 [ 1352.721219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.721334][ T32] r4:82ac21e4 [ 1352.721405][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.721507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.721559][ T32] r4:e0029dc0 [ 1352.721604][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.721698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.721766][ T32] r4:00000000 [ 1352.721820][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.721941][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.722013][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.722114][ T32] r5:00001000 r4:dfe13000 [ 1352.722164][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.722256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.722349][ T32] r5:84aebb8c r4:84aeb800 [ 1352.722392][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.743143][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.743225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.743357][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.743406][ T32] r4:849a8000 [ 1352.743454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.743565][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.743642][ T32] r4:00000001 [ 1352.743695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.743808][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.743895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.743964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.744051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.744135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.744189][ T32] r4:8462f100 [ 1352.744239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.744301][ T32] INFO: task kworker/0:592:5929 blocked for more than 479 seconds. [ 1352.744366][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.744420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.744473][ T32] task:kworker/0:592 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.744589][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.744705][ T32] Call trace: [ 1352.744781][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.744897][ T32] r10:8291a684 r9:ec88dd84 r8:00000002 r7:60000013 r6:ec88dd8c r5:8571c800 [ 1352.744988][ T32] r4:8571c800 [ 1352.745041][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.745158][ T32] r5:8571c800 r4:8291a680 [ 1352.745213][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.745302][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.745434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec88de08 [ 1352.745508][ T32] r4:00000000 [ 1352.745563][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1352.745731][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.746492][ T32] r5:8583038c r4:85830000 [ 1352.746545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1352.746907][ T32] r4:854b5f80 ** 9 printk messages dropped ** [ 1352.747705][ T32] r4:857c4080 ** 2 printk messages dropped ** [ 1352.748595][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.749221][ T32] 9d20: cf216000 ed729000 00000001 80239b98 7f565000 00000001 ** 16 printk messages dropped ** [ 1352.750491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1352.751466][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.752016][ T32] task:kworker/0:593 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.752138][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.752230][ T32] Call trace: [ 1352.752327][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.752440][ T32] r10:8291a684 r9:ec895d84 r8:00000002 r7:60000013 r6:ec895d8c r5:8571b000 [ 1352.782232][ T32] r4:8571b000 [ 1352.782364][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.783076][ T32] r5:8571b000 r4:8291a680 [ 1352.783135][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.783249][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.783354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec895e08 [ 1352.783426][ T32] r4:00000000 [ 1352.783477][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.783567][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.783659][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.783762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c4180 [ 1352.783849][ T32] r4:00000000 [ 1352.783908][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.784008][ T32] r9:83018005 r8:8571b000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1352.784043][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.784178][ T32] r5:00001000 r4:ebb91000 [ 1352.784291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.784360][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.784454][ T32] r5:8583078c r4:85830400 [ 1352.784504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.784662][ T32] r7:dddced80 r6:83018000 r5:8583078c r4:8567ed00 [ 1352.784730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.784876][ T32] r10:61c88647 r9:8571b000 r8:8567ed2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.784932][ T32] r4:8567ed00 [ 1352.784991][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1352.785116][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.785337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.786731][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1352.787284][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1352.787706][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 11 printk messages dropped ** [ 1352.788803][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 4 printk messages dropped ** [ 1352.788954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.789289][ T32] task:kworker/0:594 state:D stack:0 pid:5934 tgid:5934 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.789973][ T32] r5:8571d400 r4:8291a680 ** 2 printk messages dropped ** [ 1352.790314][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a1e08 ** 3 printk messages dropped ** [ 1352.790624][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1352.791210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.791286][ T32] r5:85830f8c r4:85830c00 [ 1352.791315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.791386][ T32] r7:dddced80 r6:83018000 r5:85830f8c r4:854b5a00 [ 1352.791443][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.791533][ T32] r10:61c88647 r9:8571d400 r8:854b5a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.791603][ T32] r4:854b5a00 [ 1352.791637][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.791690][ T32] r10:00000000 r9:854b5a00 r8:80287e08 r7:ec889e60 r6:857c9100 r5:8571d400 [ 1352.791714][ T32] r4:00000001 [ 1352.791734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.791804][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1352.791846][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.791907][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.791954][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.792019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.792044][ T32] r4:857c4140 [ 1352.792345][ T32] INFO: task kworker/0:594:5934 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.792522][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.815561][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.815913][ T32] Call trace: [ 1352.816012][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.816212][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.816246][ T32] r4:00000000 [ 1352.816418][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.816474][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.816508][ T32] 9d20: cf760000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.816570][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.816673][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.816738][ T32] r5:800d0113 r4:80239bb0 [ 1352.816792][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.816889][ T32] r4:82ac21e4 [ 1352.816938][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.817034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.817085][ T32] r4:e0029dc0 [ 1352.817141][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.817239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.817288][ T32] r4:00000000 [ 1352.817338][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.817454][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.817520][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.817651][ T32] r5:00001000 r4:dfe13000 [ 1352.817716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.817813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.817906][ T32] r5:84aebb8c r4:84aeb800 [ 1352.817934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.817989][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.818011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.818065][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.818151][ T32] r4:849a8000 [ 1352.818176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.818258][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 ** 9 printk messages dropped ** [ 1352.818921][ T32] INFO: task kworker/0:595:5936 blocked for more than 479 seconds. ** 9 printk messages dropped ** [ 1352.819752][ T32] r5:8571e000 r4:8291a680 ** 6 printk messages dropped ** [ 1352.820262][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.821044][ T32] r5:8583178c r4:85831400 [ 1352.821097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.821296][ T32] r10:61c88647 r9:8571e000 r8:857c702c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1352.821757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.848227][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 8 printk messages dropped ** [ 1352.848867][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1352.849444][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.850578][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 ** 5 printk messages dropped ** [ 1352.850968][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.851291][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.851641][ T32] INFO: task kworker/0:596:5937 blocked for more than 479 seconds. ** 3 printk messages dropped ** [ 1352.851933][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.852376][ T32] r4:85059800 ** 3 printk messages dropped ** [ 1352.862374][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1352.863487][ T32] r9:83018005 r8:85059800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 ** 3 printk messages dropped ** [ 1352.863739][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.863824][ T32] r5:8583138c r4:85831000 [ 1352.863860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.863941][ T32] r7:dddced80 r6:83018000 r5:8583138c r4:857c7180 [ 1352.863968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.864024][ T32] r10:61c88647 r9:85059800 r8:857c71ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.864127][ T32] r4:857c7180 [ 1352.864152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.864231][ T32] r10:00000000 r9:857c7180 r8:80287e08 r7:ec8a9e60 r6:857c7080 r5:85059800 [ 1352.864282][ T32] r4:00000001 [ 1352.864328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.864423][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1352.864478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.864565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.864601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.864697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.864731][ T32] r4:857c43c0 [ 1352.865155][ T32] INFO: task kworker/0:596:5937 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.865235][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.865429][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.865489][ T32] Call trace: [ 1352.865524][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.865614][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.865656][ T32] r4:00000000 [ 1352.865700][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.865831][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.865873][ T32] 9d20: cfa19000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.865907][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.865960][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.865992][ T32] r5:800d0113 r4:80239bb0 [ 1352.866029][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.866111][ T32] r4:82ac21e4 [ 1352.866142][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.866192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.866235][ T32] r4:e0029dc0 [ 1352.866287][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.866343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.866380][ T32] r4:00000000 [ 1352.866404][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.866455][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.866478][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.866567][ T32] r5:00001000 r4:dfe13000 [ 1352.866605][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.866663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.866734][ T32] r5:84aebb8c r4:84aeb800 [ 1352.866827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.866939][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.867003][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.867065][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.867092][ T32] r4:849a8000 [ 1352.867142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.867248][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.867302][ T32] r4:00000001 [ 1352.867377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.867420][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.867464][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.867523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.867556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.867650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.867688][ T32] r4:8462f100 [ 1352.867758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.867832][ T32] INFO: task kworker/0:597:5939 blocked for more than 479 seconds. [ 1352.867902][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.867962][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.868033][ T32] task:kworker/0:597 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.868127][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.868209][ T32] Call trace: [ 1352.868276][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.868381][ T32] r10:8291a684 r9:ec8a5d84 r8:00000002 r7:60000013 r6:ec8a5d8c r5:85058000 ** 2 printk messages dropped ** [ 1352.868584][ T32] r5:85058000 r4:8291a680 ** 5 printk messages dropped ** [ 1352.868995][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.869704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.869825][ T32] r5:85831f8c r4:85831c00 [ 1352.869876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.870097][ T32] r10:61c88647 r9:85058000 r8:857c712c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1352.870292][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.870550][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.870787][ T32] r4:857c4680 ** 2 printk messages dropped ** [ 1352.871343][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.871714][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 ** 6 printk messages dropped ** [ 1352.872232][ T32] r5:800d0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.903450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.903485][ T32] r4:00000000 [ 1352.903537][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.903612][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.903637][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.903689][ T32] r5:00001000 r4:dfe13000 [ 1352.903792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.903847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.903913][ T32] r5:84aebb8c r4:84aeb800 [ 1352.903952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.904011][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.904034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.904089][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.904114][ T32] r4:849a8000 [ 1352.904137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.904191][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.904216][ T32] r4:00000001 [ 1352.904238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.904294][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.904374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.904426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.904492][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.904558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.904588][ T32] r4:8462f100 [ 1352.904616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.904720][ T32] INFO: task kworker/0:598:5941 blocked for more than 479 seconds. [ 1352.904763][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.904827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.904917][ T32] task:kworker/0:598 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.905050][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.905133][ T32] Call trace: [ 1352.905204][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.905291][ T32] r10:8291a684 r9:ec8b5d84 r8:00000002 r7:60000113 r6:ec8b5d8c r5:85718000 [ 1352.905381][ T32] r4:85718000 [ 1352.905431][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.905506][ T32] r5:85718000 r4:8291a680 [ 1352.905537][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.905587][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.905636][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1352.905662][ T32] r4:00000000 [ 1352.905712][ T32] [<81a571ec>] (__mutex_lock_slowpath) from [<81a57240>] (mutex_lock+0x3c/0x40) [ 1352.905760][ T32] [<81a57204>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240) [ 1352.905859][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.905925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c4880 [ 1352.906031][ T32] r4:00000000 [ 1352.906259][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.906342][ T32] r9:83018005 r8:85718000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.906452][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.906559][ T32] r5:00001000 r4:ec689000 [ 1352.906609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.906659][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.906882][ T32] r5:85831b8c r4:85831800 [ 1352.906930][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.907042][ T32] r7:dddced80 r6:83018000 r5:85831b8c r4:857c7200 [ 1352.907088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1352.907254][ T32] r4:857c7200 ** 3 printk messages dropped ** [ 1352.907402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.908170][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1352.909227][ T32] r5:800d0113 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.909612][ T32] r4:e0029dc0 ** 6 printk messages dropped ** [ 1352.910270][ T32] r5:00001000 r4:dfe13000 ** 6 printk messages dropped ** [ 1352.910763][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.911053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.911384][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1352.911572][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1352.911736][ T32] r5:85720c00 r4:8291a680 ** 1 printk messages dropped ** [ 1352.911853][ T32] [<81a56a34>] (__mutex_lock.constprop.0) from [<81a57200>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.912054][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.912354][ T32] r9:83018005 r8:85720c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1352.935111][ T32] r5:85832b8c r4:85832800 [ 1352.935140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.935253][ T32] r7:dddced80 r6:83018000 r5:85832b8c r4:857c7280 [ 1352.935299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.935428][ T32] r10:61c88647 r9:85720c00 r8:857c72ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.935459][ T32] r4:857c7280 [ 1352.935549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.935634][ T32] r10:00000000 r9:857c7280 r8:80287e08 r7:ec8a5e60 r6:857c9280 r5:85720c00 [ 1352.935672][ T32] r4:00000001 [ 1352.935723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.935776][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1352.935811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.935844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.935874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.935906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.936059][ T32] r4:857c4900 [ 1352.936453][ T32] INFO: task kworker/0:599:5944 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.936498][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.936704][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.936796][ T32] Call trace: [ 1352.937023][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.937281][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.937319][ T32] r4:00000000 [ 1352.937341][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.937388][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.937439][ T32] 9d20: d00b9000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.937605][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.937726][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.937905][ T32] r5:800d0113 r4:80239bb0 [ 1352.937941][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.938016][ T32] r4:82ac21e4 [ 1352.938115][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.938176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.938200][ T32] r4:e0029dc0 [ 1352.938219][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.938348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.938441][ T32] r4:00000000 [ 1352.938467][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.938553][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.938579][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.938656][ T32] r5:00001000 r4:dfe13000 [ 1352.938793][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.938849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.938956][ T32] r5:84aebb8c r4:84aeb800 [ 1352.938999][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.939054][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.939178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.939378][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.939406][ T32] r4:849a8000 [ 1352.939489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.939550][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.939603][ T32] r4:00000001 [ 1352.939649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.939718][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.939825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.939862][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.939920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.940038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.940094][ T32] r4:8462f100 [ 1352.940149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.940183][ T32] INFO: task kworker/0:600:5945 blocked for more than 479 seconds. [ 1352.940242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.940299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.940332][ T32] task:kworker/0:600 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.940456][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.940683][ T32] Call trace: [ 1352.940725][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.940785][ T32] r10:8291a684 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:85721800 [ 1352.940812][ T32] r4:85721800 [ 1352.940852][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.940988][ T32] r5:85721800 r4:8291a680 [ 1352.941039][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1352.941385][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.941509][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.941559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c4b00 [ 1352.941587][ T32] r4:00000000 [ 1352.941609][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.941697][ T32] r9:83018005 r8:85721800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1352.941726][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.941778][ T32] r5:00001000 r4:ec6a9000 [ 1352.941809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.941884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.941932][ T32] r5:8583238c r4:85832000 [ 1352.941973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.942053][ T32] r7:dddced80 r6:83018000 r5:8583238c r4:857c7400 [ 1352.942078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.942131][ T32] r10:61c88647 r9:85721800 r8:857c742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.942156][ T32] r4:857c7400 [ 1352.942186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.942256][ T32] r10:00000000 r9:857c7400 r8:80287e08 r7:ec8c1e60 r6:857c9300 r5:85721800 [ 1352.942310][ T32] r4:00000001 [ 1352.942340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.942427][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) [ 1352.961118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.961193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.961226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.961263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.961290][ T32] r4:857c4900 [ 1352.961650][ T32] INFO: task kworker/0:600:5945 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.961694][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.961762][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.961826][ T32] Call trace: [ 1352.961859][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.961970][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.962016][ T32] r4:00000000 [ 1352.962038][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.962084][ T32] Exception stack(0xe0029d28 to 0xe0029d70) [ 1352.962142][ T32] 9d20: d0421000 ed729000 00000001 80239b98 7f565000 00000001 [ 1352.962233][ T32] 9d40: 82ac15a0 7f565000 ed729000 8280c928 82ac21c4 e0029da4 e0029da8 e0029d78 [ 1352.962365][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff [ 1352.962445][ T32] r5:800d0113 r4:80239bb0 [ 1352.964382][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.964488][ T32] r4:82ac21e4 [ 1352.964515][ T32] [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.964596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0029dc0 r5:e0029e08 [ 1352.964654][ T32] r4:e0029dc0 [ 1352.964703][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) [ 1352.964759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 [ 1352.964792][ T32] r4:00000000 [ 1352.964814][ T32] [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50) [ 1352.964867][ T32] r9:83018005 r8:8492a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.964891][ T32] [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.964967][ T32] r5:00001000 r4:dfe13000 [ 1352.964993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.965038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.965085][ T32] r5:84aebb8c r4:84aeb800 [ 1352.965177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.965242][ T32] r7:dddced80 r6:83018000 r5:84aebb8c r4:849a8000 [ 1352.965266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.965317][ T32] r10:61c88647 r9:8492a400 r8:849a802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.965341][ T32] r4:849a8000 [ 1352.965361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.965410][ T32] r10:00000000 r9:849a8000 r8:80287e08 r7:dffcde60 r6:849a8080 r5:8492a400 [ 1352.965513][ T32] r4:00000001 [ 1352.965539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.965595][ T32] Exception stack(0xe0029fb0 to 0xe0029ff8) [ 1352.965639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.965671][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.965700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.965731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.965755][ T32] r4:8462f100 [ 1352.965781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.965823][ T32] INFO: task kworker/0:601:5947 blocked for more than 479 seconds. [ 1352.965958][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.965990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.966032][ T32] task:kworker/0:601 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.966184][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.966529][ T32] Call trace: [ 1352.966704][ T32] [<81a532e4>] (__schedule) from [<81a54268>] (schedule+0x2c/0x130) [ 1352.966767][ T32] r10:8291a684 r9:ec8cdd84 r8:00000002 r7:60000013 r6:ec8cdd8c r5:85720000 [ 1352.966803][ T32] r4:85720000 [ 1352.966824][ T32] [<81a5423c>] (schedule) from [<81a54650>] (schedule_preempt_disabled+0x18/0x24) [ 1352.966932][ T32] r5:85720000 r4:8291a680 [ 1352.967138][ T32] [<81a54638>] (schedule_preempt_disabled) from [<81a56d34>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1352.967550][ T32] [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1352.968210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.968362][ T32] r5:8583278c r4:85832400 [ 1352.968386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.968437][ T32] r7:dddced80 r6:83018000 r5:8583278c r4:857c7500 [ 1352.968487][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.968550][ T32] r10:61c88647 r9:85720000 r8:857c752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.968605][ T32] r4:857c7500 [ 1352.968660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.968747][ T32] r10:00000000 r9:857c7500 r8:80287e08 r7:ec8c1e60 r6:857c9380 r5:85720000 [ 1352.968778][ T32] r4:00000001 [ 1352.968816][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.969038][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1352.969072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.969113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.969164][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.969198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.969250][ T32] r4:857c4d00 [ 1352.969547][ T32] INFO: task kworker/0:601:5947 is blocked on a mutex likely owned by task kworker/0:86:3596. [ 1352.969649][ T32] task:kworker/0:86 state:R running task stack:0 pid:3596 tgid:3596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.969775][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.969852][ T32] Call trace: [ 1352.970012][ T32] [<81a532e4>] (__schedule) from [<81a5469c>] (preempt_schedule_irq+0x40/0xa8) [ 1352.970098][ T32] r10:82ac21c4 r9:8492a400 r8:80200be4 r7:e0029d5c r6:ffffffff r5:8492a400 [ 1352.970172][ T32] r4:00000000 [ 1352.970283][ T32] [<81a5465c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1352.970473][ T32] 9d60: 80230ad0 80239bb0 800d0113 ffffffff ** 7 printk messages dropped ** [ 1352.970968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84859e40 ** 7 printk messages dropped ** [ 1352.971391][ T32] r5:84aebb8c r4:84aeb800 ** 4 printk messages dropped ** [ 1352.971602][ T32] r4:849a8000 ** 2 printk messages dropped ** [ 1352.971766][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.972027][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1353.005002][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** VM DIAGNOSIS: 02:19:50 Registers: info registers vcpu 0 CPU#0 R00=844bcc40 R01=0000003a R02=ebca5000 R03=ebca5018 R04=84135033 R05=844bcc40 R06=80a62a48 R07=84135033 R08=80a62a48 R09=00000061 R10=00000336 R11=ebcb9e24 R12=00000002 R13=ebcb9e18 R14=8295b2ec R15=80a62a58 PSR=80000193 N--- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=84ba1800 R01=00000704 R02=833b8628 R03=833b8000 R04=83238000 R05=83238204 R06=00007ff6 R07=83238628 R08=8383510c R09=00019000 R10=82804d40 R11=df8e1f6c R12=8281b4c0 R13=df8e1f10 R14=80386ef4 R15=80386f38 PSR=80050113 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